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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_ll_rcc.h
  4. * @author MCD Application Team
  5. * @version V1.7.1
  6. * @date 21-April-2017
  7. * @brief Header file of RCC LL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32L4xx_LL_RCC_H
  39. #define __STM32L4xx_LL_RCC_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32l4xx.h"
  45. /** @addtogroup STM32L4xx_LL_Driver
  46. * @{
  47. */
  48. #if defined(RCC)
  49. /** @defgroup RCC_LL RCC
  50. * @{
  51. */
  52. /* Private types -------------------------------------------------------------*/
  53. /* Private variables ---------------------------------------------------------*/
  54. /** @defgroup RCC_LL_Private_Variables RCC Private Variables
  55. * @{
  56. */
  57. static const uint8_t aRCC_APBAHBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
  58. /**
  59. * @}
  60. */
  61. /* Private constants ---------------------------------------------------------*/
  62. /** @defgroup RCC_LL_Private_Constants RCC Private Constants
  63. * @{
  64. */
  65. /* Defines used to perform offsets*/
  66. /* Offset used to access to RCC_CCIPR and RCC_CCIPR2 registers */
  67. #define RCC_OFFSET_CCIPR 0U
  68. #define RCC_OFFSET_CCIPR2 0x14U
  69. /**
  70. * @}
  71. */
  72. /* Private macros ------------------------------------------------------------*/
  73. #if defined(USE_FULL_LL_DRIVER)
  74. /** @defgroup RCC_LL_Private_Macros RCC Private Macros
  75. * @{
  76. */
  77. /**
  78. * @}
  79. */
  80. #endif /*USE_FULL_LL_DRIVER*/
  81. /* Exported types ------------------------------------------------------------*/
  82. #if defined(USE_FULL_LL_DRIVER)
  83. /** @defgroup RCC_LL_Exported_Types RCC Exported Types
  84. * @{
  85. */
  86. /** @defgroup LL_ES_CLOCK_FREQ Clocks Frequency Structure
  87. * @{
  88. */
  89. /**
  90. * @brief RCC Clocks Frequency Structure
  91. */
  92. typedef struct
  93. {
  94. uint32_t SYSCLK_Frequency; /*!< SYSCLK clock frequency */
  95. uint32_t HCLK_Frequency; /*!< HCLK clock frequency */
  96. uint32_t PCLK1_Frequency; /*!< PCLK1 clock frequency */
  97. uint32_t PCLK2_Frequency; /*!< PCLK2 clock frequency */
  98. } LL_RCC_ClocksTypeDef;
  99. /**
  100. * @}
  101. */
  102. /**
  103. * @}
  104. */
  105. #endif /* USE_FULL_LL_DRIVER */
  106. /* Exported constants --------------------------------------------------------*/
  107. /** @defgroup RCC_LL_Exported_Constants RCC Exported Constants
  108. * @{
  109. */
  110. /** @defgroup RCC_LL_EC_OSC_VALUES Oscillator Values adaptation
  111. * @brief Defines used to adapt values of different oscillators
  112. * @note These values could be modified in the user environment according to
  113. * HW set-up.
  114. * @{
  115. */
  116. #if !defined (HSE_VALUE)
  117. #define HSE_VALUE 8000000U /*!< Value of the HSE oscillator in Hz */
  118. #endif /* HSE_VALUE */
  119. #if !defined (HSI_VALUE)
  120. #define HSI_VALUE 16000000U /*!< Value of the HSI oscillator in Hz */
  121. #endif /* HSI_VALUE */
  122. #if !defined (LSE_VALUE)
  123. #define LSE_VALUE 32768U /*!< Value of the LSE oscillator in Hz */
  124. #endif /* LSE_VALUE */
  125. #if !defined (LSI_VALUE)
  126. #define LSI_VALUE 32000U /*!< Value of the LSI oscillator in Hz */
  127. #endif /* LSI_VALUE */
  128. #if defined(RCC_HSI48_SUPPORT)
  129. #if !defined (HSI48_VALUE)
  130. #define HSI48_VALUE 48000000U /*!< Value of the HSI48 oscillator in Hz */
  131. #endif /* HSI48_VALUE */
  132. #endif /* RCC_HSI48_SUPPORT */
  133. /**
  134. * @}
  135. */
  136. /** @defgroup RCC_LL_EC_CLEAR_FLAG Clear Flags Defines
  137. * @brief Flags defines which can be used with LL_RCC_WriteReg function
  138. * @{
  139. */
  140. #define LL_RCC_CICR_LSIRDYC RCC_CICR_LSIRDYC /*!< LSI Ready Interrupt Clear */
  141. #define LL_RCC_CICR_LSERDYC RCC_CICR_LSERDYC /*!< LSE Ready Interrupt Clear */
  142. #define LL_RCC_CICR_MSIRDYC RCC_CICR_MSIRDYC /*!< MSI Ready Interrupt Clear */
  143. #define LL_RCC_CICR_HSIRDYC RCC_CICR_HSIRDYC /*!< HSI Ready Interrupt Clear */
  144. #define LL_RCC_CICR_HSERDYC RCC_CICR_HSERDYC /*!< HSE Ready Interrupt Clear */
  145. #define LL_RCC_CICR_PLLRDYC RCC_CICR_PLLRDYC /*!< PLL Ready Interrupt Clear */
  146. #if defined(RCC_HSI48_SUPPORT)
  147. #define LL_RCC_CICR_HSI48RDYC RCC_CICR_HSI48RDYC /*!< HSI48 Ready Interrupt Clear */
  148. #endif /* RCC_HSI48_SUPPORT */
  149. #define LL_RCC_CICR_PLLSAI1RDYC RCC_CICR_PLLSAI1RDYC /*!< PLLSAI1 Ready Interrupt Clear */
  150. #if defined(RCC_PLLSAI2_SUPPORT)
  151. #define LL_RCC_CICR_PLLSAI2RDYC RCC_CICR_PLLSAI2RDYC /*!< PLLSAI2 Ready Interrupt Clear */
  152. #endif /* RCC_PLLSAI2_SUPPORT */
  153. #define LL_RCC_CICR_LSECSSC RCC_CICR_LSECSSC /*!< LSE Clock Security System Interrupt Clear */
  154. #define LL_RCC_CICR_CSSC RCC_CICR_CSSC /*!< Clock Security System Interrupt Clear */
  155. /**
  156. * @}
  157. */
  158. /** @defgroup RCC_LL_EC_GET_FLAG Get Flags Defines
  159. * @brief Flags defines which can be used with LL_RCC_ReadReg function
  160. * @{
  161. */
  162. #define LL_RCC_CIFR_LSIRDYF RCC_CIFR_LSIRDYF /*!< LSI Ready Interrupt flag */
  163. #define LL_RCC_CIFR_LSERDYF RCC_CIFR_LSERDYF /*!< LSE Ready Interrupt flag */
  164. #define LL_RCC_CIFR_MSIRDYF RCC_CIFR_MSIRDYF /*!< MSI Ready Interrupt flag */
  165. #define LL_RCC_CIFR_HSIRDYF RCC_CIFR_HSIRDYF /*!< HSI Ready Interrupt flag */
  166. #define LL_RCC_CIFR_HSERDYF RCC_CIFR_HSERDYF /*!< HSE Ready Interrupt flag */
  167. #define LL_RCC_CIFR_PLLRDYF RCC_CIFR_PLLRDYF /*!< PLL Ready Interrupt flag */
  168. #if defined(RCC_HSI48_SUPPORT)
  169. #define LL_RCC_CIFR_HSI48RDYF RCC_CIFR_HSI48RDYF /*!< HSI48 Ready Interrupt flag */
  170. #endif /* RCC_HSI48_SUPPORT */
  171. #define LL_RCC_CIFR_PLLSAI1RDYF RCC_CIFR_PLLSAI1RDYF /*!< PLLSAI1 Ready Interrupt flag */
  172. #if defined(RCC_PLLSAI2_SUPPORT)
  173. #define LL_RCC_CIFR_PLLSAI2RDYF RCC_CIFR_PLLSAI2RDYF /*!< PLLSAI2 Ready Interrupt flag */
  174. #endif /* RCC_PLLSAI2_SUPPORT */
  175. #define LL_RCC_CIFR_LSECSSF RCC_CIFR_LSECSSF /*!< LSE Clock Security System Interrupt flag */
  176. #define LL_RCC_CIFR_CSSF RCC_CIFR_CSSF /*!< Clock Security System Interrupt flag */
  177. #define LL_RCC_CSR_FWRSTF RCC_CSR_FWRSTF /*!< Firewall reset flag */
  178. #define LL_RCC_CSR_LPWRRSTF RCC_CSR_LPWRRSTF /*!< Low-Power reset flag */
  179. #define LL_RCC_CSR_OBLRSTF RCC_CSR_OBLRSTF /*!< OBL reset flag */
  180. #define LL_RCC_CSR_PINRSTF RCC_CSR_PINRSTF /*!< PIN reset flag */
  181. #define LL_RCC_CSR_SFTRSTF RCC_CSR_SFTRSTF /*!< Software Reset flag */
  182. #define LL_RCC_CSR_IWDGRSTF RCC_CSR_IWDGRSTF /*!< Independent Watchdog reset flag */
  183. #define LL_RCC_CSR_WWDGRSTF RCC_CSR_WWDGRSTF /*!< Window watchdog reset flag */
  184. #define LL_RCC_CSR_BORRSTF RCC_CSR_BORRSTF /*!< BOR reset flag */
  185. /**
  186. * @}
  187. */
  188. /** @defgroup RCC_LL_EC_IT IT Defines
  189. * @brief IT defines which can be used with LL_RCC_ReadReg and LL_RCC_WriteReg functions
  190. * @{
  191. */
  192. #define LL_RCC_CIER_LSIRDYIE RCC_CIER_LSIRDYIE /*!< LSI Ready Interrupt Enable */
  193. #define LL_RCC_CIER_LSERDYIE RCC_CIER_LSERDYIE /*!< LSE Ready Interrupt Enable */
  194. #define LL_RCC_CIER_MSIRDYIE RCC_CIER_MSIRDYIE /*!< MSI Ready Interrupt Enable */
  195. #define LL_RCC_CIER_HSIRDYIE RCC_CIER_HSIRDYIE /*!< HSI Ready Interrupt Enable */
  196. #define LL_RCC_CIER_HSERDYIE RCC_CIER_HSERDYIE /*!< HSE Ready Interrupt Enable */
  197. #define LL_RCC_CIER_PLLRDYIE RCC_CIER_PLLRDYIE /*!< PLL Ready Interrupt Enable */
  198. #if defined(RCC_HSI48_SUPPORT)
  199. #define LL_RCC_CIER_HSI48RDYIE RCC_CIER_HSI48RDYIE /*!< HSI48 Ready Interrupt Enable */
  200. #endif /* RCC_HSI48_SUPPORT */
  201. #define LL_RCC_CIER_PLLSAI1RDYIE RCC_CIER_PLLSAI1RDYIE /*!< PLLSAI1 Ready Interrupt Enable */
  202. #if defined(RCC_PLLSAI2_SUPPORT)
  203. #define LL_RCC_CIER_PLLSAI2RDYIE RCC_CIER_PLLSAI2RDYIE /*!< PLLSAI2 Ready Interrupt Enable */
  204. #endif /* RCC_PLLSAI2_SUPPORT */
  205. #define LL_RCC_CIER_LSECSSIE RCC_CIER_LSECSSIE /*!< LSE CSS Interrupt Enable */
  206. /**
  207. * @}
  208. */
  209. /** @defgroup RCC_LL_EC_LSEDRIVE LSE oscillator drive capability
  210. * @{
  211. */
  212. #define LL_RCC_LSEDRIVE_LOW 0x00000000U /*!< Xtal mode lower driving capability */
  213. #define LL_RCC_LSEDRIVE_MEDIUMLOW RCC_BDCR_LSEDRV_0 /*!< Xtal mode medium low driving capability */
  214. #define LL_RCC_LSEDRIVE_MEDIUMHIGH RCC_BDCR_LSEDRV_1 /*!< Xtal mode medium high driving capability */
  215. #define LL_RCC_LSEDRIVE_HIGH RCC_BDCR_LSEDRV /*!< Xtal mode higher driving capability */
  216. /**
  217. * @}
  218. */
  219. /** @defgroup RCC_LL_EC_MSIRANGE MSI clock ranges
  220. * @{
  221. */
  222. #define LL_RCC_MSIRANGE_0 RCC_CR_MSIRANGE_0 /*!< MSI = 100 KHz */
  223. #define LL_RCC_MSIRANGE_1 RCC_CR_MSIRANGE_1 /*!< MSI = 200 KHz */
  224. #define LL_RCC_MSIRANGE_2 RCC_CR_MSIRANGE_2 /*!< MSI = 400 KHz */
  225. #define LL_RCC_MSIRANGE_3 RCC_CR_MSIRANGE_3 /*!< MSI = 800 KHz */
  226. #define LL_RCC_MSIRANGE_4 RCC_CR_MSIRANGE_4 /*!< MSI = 1 MHz */
  227. #define LL_RCC_MSIRANGE_5 RCC_CR_MSIRANGE_5 /*!< MSI = 2 MHz */
  228. #define LL_RCC_MSIRANGE_6 RCC_CR_MSIRANGE_6 /*!< MSI = 4 MHz */
  229. #define LL_RCC_MSIRANGE_7 RCC_CR_MSIRANGE_7 /*!< MSI = 8 MHz */
  230. #define LL_RCC_MSIRANGE_8 RCC_CR_MSIRANGE_8 /*!< MSI = 16 MHz */
  231. #define LL_RCC_MSIRANGE_9 RCC_CR_MSIRANGE_9 /*!< MSI = 24 MHz */
  232. #define LL_RCC_MSIRANGE_10 RCC_CR_MSIRANGE_10 /*!< MSI = 32 MHz */
  233. #define LL_RCC_MSIRANGE_11 RCC_CR_MSIRANGE_11 /*!< MSI = 48 MHz */
  234. /**
  235. * @}
  236. */
  237. /** @defgroup RCC_LL_EC_MSISRANGE MSI range after Standby mode
  238. * @{
  239. */
  240. #define LL_RCC_MSISRANGE_4 RCC_CSR_MSISRANGE_1 /*!< MSI = 1 MHz */
  241. #define LL_RCC_MSISRANGE_5 RCC_CSR_MSISRANGE_2 /*!< MSI = 2 MHz */
  242. #define LL_RCC_MSISRANGE_6 RCC_CSR_MSISRANGE_4 /*!< MSI = 4 MHz */
  243. #define LL_RCC_MSISRANGE_7 RCC_CSR_MSISRANGE_8 /*!< MSI = 8 MHz */
  244. /**
  245. * @}
  246. */
  247. /** @defgroup RCC_LL_EC_LSCO_CLKSOURCE LSCO Selection
  248. * @{
  249. */
  250. #define LL_RCC_LSCO_CLKSOURCE_LSI 0x00000000U /*!< LSI selection for low speed clock */
  251. #define LL_RCC_LSCO_CLKSOURCE_LSE RCC_BDCR_LSCOSEL /*!< LSE selection for low speed clock */
  252. /**
  253. * @}
  254. */
  255. /** @defgroup RCC_LL_EC_SYS_CLKSOURCE System clock switch
  256. * @{
  257. */
  258. #define LL_RCC_SYS_CLKSOURCE_MSI RCC_CFGR_SW_MSI /*!< MSI selection as system clock */
  259. #define LL_RCC_SYS_CLKSOURCE_HSI RCC_CFGR_SW_HSI /*!< HSI selection as system clock */
  260. #define LL_RCC_SYS_CLKSOURCE_HSE RCC_CFGR_SW_HSE /*!< HSE selection as system clock */
  261. #define LL_RCC_SYS_CLKSOURCE_PLL RCC_CFGR_SW_PLL /*!< PLL selection as system clock */
  262. /**
  263. * @}
  264. */
  265. /** @defgroup RCC_LL_EC_SYS_CLKSOURCE_STATUS System clock switch status
  266. * @{
  267. */
  268. #define LL_RCC_SYS_CLKSOURCE_STATUS_MSI RCC_CFGR_SWS_MSI /*!< MSI used as system clock */
  269. #define LL_RCC_SYS_CLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */
  270. #define LL_RCC_SYS_CLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */
  271. #define LL_RCC_SYS_CLKSOURCE_STATUS_PLL RCC_CFGR_SWS_PLL /*!< PLL used as system clock */
  272. /**
  273. * @}
  274. */
  275. /** @defgroup RCC_LL_EC_SYSCLK_DIV AHB prescaler
  276. * @{
  277. */
  278. #define LL_RCC_SYSCLK_DIV_1 RCC_CFGR_HPRE_DIV1 /*!< SYSCLK not divided */
  279. #define LL_RCC_SYSCLK_DIV_2 RCC_CFGR_HPRE_DIV2 /*!< SYSCLK divided by 2 */
  280. #define LL_RCC_SYSCLK_DIV_4 RCC_CFGR_HPRE_DIV4 /*!< SYSCLK divided by 4 */
  281. #define LL_RCC_SYSCLK_DIV_8 RCC_CFGR_HPRE_DIV8 /*!< SYSCLK divided by 8 */
  282. #define LL_RCC_SYSCLK_DIV_16 RCC_CFGR_HPRE_DIV16 /*!< SYSCLK divided by 16 */
  283. #define LL_RCC_SYSCLK_DIV_64 RCC_CFGR_HPRE_DIV64 /*!< SYSCLK divided by 64 */
  284. #define LL_RCC_SYSCLK_DIV_128 RCC_CFGR_HPRE_DIV128 /*!< SYSCLK divided by 128 */
  285. #define LL_RCC_SYSCLK_DIV_256 RCC_CFGR_HPRE_DIV256 /*!< SYSCLK divided by 256 */
  286. #define LL_RCC_SYSCLK_DIV_512 RCC_CFGR_HPRE_DIV512 /*!< SYSCLK divided by 512 */
  287. /**
  288. * @}
  289. */
  290. /** @defgroup RCC_LL_EC_APB1_DIV APB low-speed prescaler (APB1)
  291. * @{
  292. */
  293. #define LL_RCC_APB1_DIV_1 RCC_CFGR_PPRE1_DIV1 /*!< HCLK not divided */
  294. #define LL_RCC_APB1_DIV_2 RCC_CFGR_PPRE1_DIV2 /*!< HCLK divided by 2 */
  295. #define LL_RCC_APB1_DIV_4 RCC_CFGR_PPRE1_DIV4 /*!< HCLK divided by 4 */
  296. #define LL_RCC_APB1_DIV_8 RCC_CFGR_PPRE1_DIV8 /*!< HCLK divided by 8 */
  297. #define LL_RCC_APB1_DIV_16 RCC_CFGR_PPRE1_DIV16 /*!< HCLK divided by 16 */
  298. /**
  299. * @}
  300. */
  301. /** @defgroup RCC_LL_EC_APB2_DIV APB high-speed prescaler (APB2)
  302. * @{
  303. */
  304. #define LL_RCC_APB2_DIV_1 RCC_CFGR_PPRE2_DIV1 /*!< HCLK not divided */
  305. #define LL_RCC_APB2_DIV_2 RCC_CFGR_PPRE2_DIV2 /*!< HCLK divided by 2 */
  306. #define LL_RCC_APB2_DIV_4 RCC_CFGR_PPRE2_DIV4 /*!< HCLK divided by 4 */
  307. #define LL_RCC_APB2_DIV_8 RCC_CFGR_PPRE2_DIV8 /*!< HCLK divided by 8 */
  308. #define LL_RCC_APB2_DIV_16 RCC_CFGR_PPRE2_DIV16 /*!< HCLK divided by 16 */
  309. /**
  310. * @}
  311. */
  312. /** @defgroup RCC_LL_EC_STOP_WAKEUPCLOCK Wakeup from Stop and CSS backup clock selection
  313. * @{
  314. */
  315. #define LL_RCC_STOP_WAKEUPCLOCK_MSI 0x00000000U /*!< MSI selection after wake-up from STOP */
  316. #define LL_RCC_STOP_WAKEUPCLOCK_HSI RCC_CFGR_STOPWUCK /*!< HSI selection after wake-up from STOP */
  317. /**
  318. * @}
  319. */
  320. /** @defgroup RCC_LL_EC_MCO1SOURCE MCO1 SOURCE selection
  321. * @{
  322. */
  323. #define LL_RCC_MCO1SOURCE_NOCLOCK 0x00000000U /*!< MCO output disabled, no clock on MCO */
  324. #define LL_RCC_MCO1SOURCE_SYSCLK RCC_CFGR_MCOSEL_0 /*!< SYSCLK selection as MCO1 source */
  325. #define LL_RCC_MCO1SOURCE_MSI RCC_CFGR_MCOSEL_1 /*!< MSI selection as MCO1 source */
  326. #define LL_RCC_MCO1SOURCE_HSI (RCC_CFGR_MCOSEL_0| RCC_CFGR_MCOSEL_1) /*!< HSI16 selection as MCO1 source */
  327. #define LL_RCC_MCO1SOURCE_HSE RCC_CFGR_MCOSEL_2 /*!< HSE selection as MCO1 source */
  328. #define LL_RCC_MCO1SOURCE_PLLCLK (RCC_CFGR_MCOSEL_0|RCC_CFGR_MCOSEL_2) /*!< Main PLL selection as MCO1 source */
  329. #define LL_RCC_MCO1SOURCE_LSI (RCC_CFGR_MCOSEL_1|RCC_CFGR_MCOSEL_2) /*!< LSI selection as MCO1 source */
  330. #define LL_RCC_MCO1SOURCE_LSE (RCC_CFGR_MCOSEL_0|RCC_CFGR_MCOSEL_1|RCC_CFGR_MCOSEL_2) /*!< LSE selection as MCO1 source */
  331. #if defined(RCC_HSI48_SUPPORT)
  332. #define LL_RCC_MCO1SOURCE_HSI48 RCC_CFGR_MCOSEL_3 /*!< HSI48 selection as MCO1 source */
  333. #endif /* RCC_HSI48_SUPPORT */
  334. /**
  335. * @}
  336. */
  337. /** @defgroup RCC_LL_EC_MCO1_DIV MCO1 prescaler
  338. * @{
  339. */
  340. #define LL_RCC_MCO1_DIV_1 RCC_CFGR_MCOPRE_DIV1 /*!< MCO not divided */
  341. #define LL_RCC_MCO1_DIV_2 RCC_CFGR_MCOPRE_DIV2 /*!< MCO divided by 2 */
  342. #define LL_RCC_MCO1_DIV_4 RCC_CFGR_MCOPRE_DIV4 /*!< MCO divided by 4 */
  343. #define LL_RCC_MCO1_DIV_8 RCC_CFGR_MCOPRE_DIV8 /*!< MCO divided by 8 */
  344. #define LL_RCC_MCO1_DIV_16 RCC_CFGR_MCOPRE_DIV16 /*!< MCO divided by 16 */
  345. /**
  346. * @}
  347. */
  348. #if defined(USE_FULL_LL_DRIVER)
  349. /** @defgroup RCC_LL_EC_PERIPH_FREQUENCY Peripheral clock frequency
  350. * @{
  351. */
  352. #define LL_RCC_PERIPH_FREQUENCY_NO 0x00000000U /*!< No clock enabled for the peripheral */
  353. #define LL_RCC_PERIPH_FREQUENCY_NA 0xFFFFFFFFU /*!< Frequency cannot be provided as external clock */
  354. /**
  355. * @}
  356. */
  357. #endif /* USE_FULL_LL_DRIVER */
  358. /** @defgroup RCC_LL_EC_USART1_CLKSOURCE Peripheral USART clock source selection
  359. * @{
  360. */
  361. #define LL_RCC_USART1_CLKSOURCE_PCLK2 (RCC_CCIPR_USART1SEL << 16U) /*!< PCLK2 clock used as USART1 clock source */
  362. #define LL_RCC_USART1_CLKSOURCE_SYSCLK ((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL_0) /*!< SYSCLK clock used as USART1 clock source */
  363. #define LL_RCC_USART1_CLKSOURCE_HSI ((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL_1) /*!< HSI clock used as USART1 clock source */
  364. #define LL_RCC_USART1_CLKSOURCE_LSE ((RCC_CCIPR_USART1SEL << 16U) | RCC_CCIPR_USART1SEL) /*!< LSE clock used as USART1 clock source */
  365. #define LL_RCC_USART2_CLKSOURCE_PCLK1 (RCC_CCIPR_USART2SEL << 16U) /*!< PCLK1 clock used as USART2 clock source */
  366. #define LL_RCC_USART2_CLKSOURCE_SYSCLK ((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL_0) /*!< SYSCLK clock used as USART2 clock source */
  367. #define LL_RCC_USART2_CLKSOURCE_HSI ((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL_1) /*!< HSI clock used as USART2 clock source */
  368. #define LL_RCC_USART2_CLKSOURCE_LSE ((RCC_CCIPR_USART2SEL << 16U) | RCC_CCIPR_USART2SEL) /*!< LSE clock used as USART2 clock source */
  369. #if defined(RCC_CCIPR_USART3SEL)
  370. #define LL_RCC_USART3_CLKSOURCE_PCLK1 (RCC_CCIPR_USART3SEL << 16U) /*!< PCLK1 clock used as USART3 clock source */
  371. #define LL_RCC_USART3_CLKSOURCE_SYSCLK ((RCC_CCIPR_USART3SEL << 16U) | RCC_CCIPR_USART3SEL_0) /*!< SYSCLK clock used as USART3 clock source */
  372. #define LL_RCC_USART3_CLKSOURCE_HSI ((RCC_CCIPR_USART3SEL << 16U) | RCC_CCIPR_USART3SEL_1) /*!< HSI clock used as USART3 clock source */
  373. #define LL_RCC_USART3_CLKSOURCE_LSE ((RCC_CCIPR_USART3SEL << 16U) | RCC_CCIPR_USART3SEL) /*!< LSE clock used as USART3 clock source */
  374. #endif /* RCC_CCIPR_USART3SEL */
  375. /**
  376. * @}
  377. */
  378. #if defined(RCC_CCIPR_UART4SEL) || defined(RCC_CCIPR_UART5SEL)
  379. /** @defgroup RCC_LL_EC_UART4_CLKSOURCE Peripheral UART clock source selection
  380. * @{
  381. */
  382. #if defined(RCC_CCIPR_UART4SEL)
  383. #define LL_RCC_UART4_CLKSOURCE_PCLK1 (RCC_CCIPR_UART4SEL << 16U) /*!< PCLK1 clock used as UART4 clock source */
  384. #define LL_RCC_UART4_CLKSOURCE_SYSCLK ((RCC_CCIPR_UART4SEL << 16U) | RCC_CCIPR_UART4SEL_0) /*!< SYSCLK clock used as UART4 clock source */
  385. #define LL_RCC_UART4_CLKSOURCE_HSI ((RCC_CCIPR_UART4SEL << 16U) | RCC_CCIPR_UART4SEL_1) /*!< HSI clock used as UART4 clock source */
  386. #define LL_RCC_UART4_CLKSOURCE_LSE ((RCC_CCIPR_UART4SEL << 16U) | RCC_CCIPR_UART4SEL) /*!< LSE clock used as UART4 clock source */
  387. #endif /* RCC_CCIPR_UART4SEL */
  388. #if defined(RCC_CCIPR_UART5SEL)
  389. #define LL_RCC_UART5_CLKSOURCE_PCLK1 (RCC_CCIPR_UART5SEL << 16U) /*!< PCLK1 clock used as UART5 clock source */
  390. #define LL_RCC_UART5_CLKSOURCE_SYSCLK ((RCC_CCIPR_UART5SEL << 16U) | RCC_CCIPR_UART5SEL_0) /*!< SYSCLK clock used as UART5 clock source */
  391. #define LL_RCC_UART5_CLKSOURCE_HSI ((RCC_CCIPR_UART5SEL << 16U) | RCC_CCIPR_UART5SEL_1) /*!< HSI clock used as UART5 clock source */
  392. #define LL_RCC_UART5_CLKSOURCE_LSE ((RCC_CCIPR_UART5SEL << 16U) | RCC_CCIPR_UART5SEL) /*!< LSE clock used as UART5 clock source */
  393. #endif /* RCC_CCIPR_UART5SEL */
  394. /**
  395. * @}
  396. */
  397. #endif /* RCC_CCIPR_UART4SEL || RCC_CCIPR_UART5SEL */
  398. /** @defgroup RCC_LL_EC_LPUART1_CLKSOURCE Peripheral LPUART clock source selection
  399. * @{
  400. */
  401. #define LL_RCC_LPUART1_CLKSOURCE_PCLK1 0x00000000U /*!< PCLK1 clock used as LPUART1 clock source */
  402. #define LL_RCC_LPUART1_CLKSOURCE_SYSCLK RCC_CCIPR_LPUART1SEL_0 /*!< SYSCLK clock used as LPUART1 clock source */
  403. #define LL_RCC_LPUART1_CLKSOURCE_HSI RCC_CCIPR_LPUART1SEL_1 /*!< HSI clock used as LPUART1 clock source */
  404. #define LL_RCC_LPUART1_CLKSOURCE_LSE RCC_CCIPR_LPUART1SEL /*!< LSE clock used as LPUART1 clock source */
  405. /**
  406. * @}
  407. */
  408. /** @defgroup RCC_LL_EC_I2C1_CLKSOURCE Peripheral I2C clock source selection
  409. * @{
  410. */
  411. #define LL_RCC_I2C1_CLKSOURCE_PCLK1 ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C1SEL_Pos << 16U)) /*!< PCLK1 clock used as I2C1 clock source */
  412. #define LL_RCC_I2C1_CLKSOURCE_SYSCLK ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C1SEL_Pos << 16U) | (RCC_CCIPR_I2C1SEL_0 >> RCC_CCIPR_I2C1SEL_Pos)) /*!< SYSCLK clock used as I2C1 clock source */
  413. #define LL_RCC_I2C1_CLKSOURCE_HSI ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C1SEL_Pos << 16U) | (RCC_CCIPR_I2C1SEL_1 >> RCC_CCIPR_I2C1SEL_Pos)) /*!< HSI clock used as I2C1 clock source */
  414. #if defined(RCC_CCIPR_I2C2SEL)
  415. #define LL_RCC_I2C2_CLKSOURCE_PCLK1 ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C2SEL_Pos << 16U)) /*!< PCLK1 clock used as I2C2 clock source */
  416. #define LL_RCC_I2C2_CLKSOURCE_SYSCLK ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C2SEL_Pos << 16U) | (RCC_CCIPR_I2C2SEL_0 >> RCC_CCIPR_I2C2SEL_Pos)) /*!< SYSCLK clock used as I2C2 clock source */
  417. #define LL_RCC_I2C2_CLKSOURCE_HSI ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C2SEL_Pos << 16U) | (RCC_CCIPR_I2C2SEL_1 >> RCC_CCIPR_I2C2SEL_Pos)) /*!< HSI clock used as I2C2 clock source */
  418. #endif /* RCC_CCIPR_I2C2SEL */
  419. #define LL_RCC_I2C3_CLKSOURCE_PCLK1 ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C3SEL_Pos << 16U)) /*!< PCLK1 clock used as I2C3 clock source */
  420. #define LL_RCC_I2C3_CLKSOURCE_SYSCLK ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C3SEL_Pos << 16U) | (RCC_CCIPR_I2C3SEL_0 >> RCC_CCIPR_I2C3SEL_Pos)) /*!< SYSCLK clock used as I2C3 clock source */
  421. #define LL_RCC_I2C3_CLKSOURCE_HSI ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C3SEL_Pos << 16U) | (RCC_CCIPR_I2C3SEL_1 >> RCC_CCIPR_I2C3SEL_Pos)) /*!< HSI clock used as I2C3 clock source */
  422. #if defined(RCC_CCIPR2_I2C4SEL)
  423. #define LL_RCC_I2C4_CLKSOURCE_PCLK1 ((RCC_OFFSET_CCIPR2 << 24U) | (RCC_CCIPR2_I2C4SEL_Pos << 16U)) /*!< PCLK1 clock used as I2C4 clock source */
  424. #define LL_RCC_I2C4_CLKSOURCE_SYSCLK ((RCC_OFFSET_CCIPR2 << 24U) | (RCC_CCIPR2_I2C4SEL_Pos << 16U) | (RCC_CCIPR2_I2C4SEL_0 >> RCC_CCIPR2_I2C4SEL_Pos)) /*!< SYSCLK clock used as I2C4 clock source */
  425. #define LL_RCC_I2C4_CLKSOURCE_HSI ((RCC_OFFSET_CCIPR2 << 24U) | (RCC_CCIPR2_I2C4SEL_Pos << 16U) | (RCC_CCIPR2_I2C4SEL_1 >> RCC_CCIPR2_I2C4SEL_Pos)) /*!< HSI clock used as I2C4 clock source */
  426. #endif /* RCC_CCIPR2_I2C4SEL */
  427. /**
  428. * @}
  429. */
  430. /** @defgroup RCC_LL_EC_LPTIM1_CLKSOURCE Peripheral LPTIM clock source selection
  431. * @{
  432. */
  433. #define LL_RCC_LPTIM1_CLKSOURCE_PCLK1 RCC_CCIPR_LPTIM1SEL /*!< PCLK1 clock used as LPTIM1 clock source */
  434. #define LL_RCC_LPTIM1_CLKSOURCE_LSI (RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL_0 >> 16U)) /*!< LSI clock used as LPTIM1 clock source */
  435. #define LL_RCC_LPTIM1_CLKSOURCE_HSI (RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL_1 >> 16U)) /*!< HSI clock used as LPTIM1 clock source */
  436. #define LL_RCC_LPTIM1_CLKSOURCE_LSE (RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL >> 16U)) /*!< LSE clock used as LPTIM1 clock source */
  437. #define LL_RCC_LPTIM2_CLKSOURCE_PCLK1 RCC_CCIPR_LPTIM2SEL /*!< PCLK1 clock used as LPTIM2 clock source */
  438. #define LL_RCC_LPTIM2_CLKSOURCE_LSI (RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL_0 >> 16U)) /*!< LSI clock used as LPTIM2 clock source */
  439. #define LL_RCC_LPTIM2_CLKSOURCE_HSI (RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL_1 >> 16U)) /*!< HSI clock used as LPTIM2 clock source */
  440. #define LL_RCC_LPTIM2_CLKSOURCE_LSE (RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL >> 16U)) /*!< LSE clock used as LPTIM2 clock source */
  441. /**
  442. * @}
  443. */
  444. /** @defgroup RCC_LL_EC_SAI1_CLKSOURCE Peripheral SAI clock source selection
  445. * @{
  446. */
  447. #define LL_RCC_SAI1_CLKSOURCE_PLLSAI1 RCC_CCIPR_SAI1SEL /*!< PLLSAI1 clock used as SAI1 clock source */
  448. #if defined(RCC_PLLSAI2_SUPPORT)
  449. #define LL_RCC_SAI1_CLKSOURCE_PLLSAI2 (RCC_CCIPR_SAI1SEL | (RCC_CCIPR_SAI1SEL_0 >> 16U)) /*!< PLLSAI2 clock used as SAI1 clock source */
  450. #endif /* RCC_PLLSAI2_SUPPORT */
  451. #define LL_RCC_SAI1_CLKSOURCE_PLL (RCC_CCIPR_SAI1SEL | (RCC_CCIPR_SAI1SEL_1 >> 16U)) /*!< PLL clock used as SAI1 clock source */
  452. #define LL_RCC_SAI1_CLKSOURCE_PIN (RCC_CCIPR_SAI1SEL | (RCC_CCIPR_SAI1SEL >> 16U)) /*!< External input clock used as SAI1 clock source */
  453. #if defined(RCC_CCIPR_SAI2SEL)
  454. #define LL_RCC_SAI2_CLKSOURCE_PLLSAI1 RCC_CCIPR_SAI2SEL /*!< PLLSAI1 clock used as SAI2 clock source */
  455. #if defined(RCC_PLLSAI2_SUPPORT)
  456. #define LL_RCC_SAI2_CLKSOURCE_PLLSAI2 (RCC_CCIPR_SAI2SEL | (RCC_CCIPR_SAI2SEL_0 >> 16U)) /*!< PLLSAI2 clock used as SAI2 clock source */
  457. #endif /* RCC_PLLSAI2_SUPPORT */
  458. #define LL_RCC_SAI2_CLKSOURCE_PLL (RCC_CCIPR_SAI2SEL | (RCC_CCIPR_SAI2SEL_1 >> 16U)) /*!< PLL clock used as SAI2 clock source */
  459. #define LL_RCC_SAI2_CLKSOURCE_PIN (RCC_CCIPR_SAI2SEL | (RCC_CCIPR_SAI2SEL >> 16U)) /*!< External input clock used as SAI2 clock source */
  460. #endif /* RCC_CCIPR_SAI2SEL *//**
  461. * @}
  462. */
  463. /** @defgroup RCC_LL_EC_SDMMC1_CLKSOURCE Peripheral SDMMC clock source selection
  464. * @{
  465. */
  466. #if defined(RCC_HSI48_SUPPORT)
  467. #define LL_RCC_SDMMC1_CLKSOURCE_HSI48 0x00000000U /*!< HSI48 clock used as SDMMC1 clock source */
  468. #else
  469. #define LL_RCC_SDMMC1_CLKSOURCE_NONE 0x00000000U /*!< No clock used as SDMMC1 clock source */
  470. #endif
  471. #define LL_RCC_SDMMC1_CLKSOURCE_PLLSAI1 RCC_CCIPR_CLK48SEL_0 /*!< PLLSAI1 clock used as SDMMC1 clock source */
  472. #define LL_RCC_SDMMC1_CLKSOURCE_PLL RCC_CCIPR_CLK48SEL_1 /*!< PLL clock used as SDMMC1 clock source */
  473. #define LL_RCC_SDMMC1_CLKSOURCE_MSI RCC_CCIPR_CLK48SEL /*!< MSI clock used as SDMMC1 clock source */
  474. /**
  475. * @}
  476. */
  477. /** @defgroup RCC_LL_EC_RNG_CLKSOURCE Peripheral RNG clock source selection
  478. * @{
  479. */
  480. #if defined(RCC_HSI48_SUPPORT)
  481. #define LL_RCC_RNG_CLKSOURCE_HSI48 0x00000000U /*!< HSI48 clock used as RNG clock source */
  482. #else
  483. #define LL_RCC_RNG_CLKSOURCE_NONE 0x00000000U /*!< No clock used as RNG clock source */
  484. #endif
  485. #define LL_RCC_RNG_CLKSOURCE_PLLSAI1 RCC_CCIPR_CLK48SEL_0 /*!< PLLSAI1 clock used as RNG clock source */
  486. #define LL_RCC_RNG_CLKSOURCE_PLL RCC_CCIPR_CLK48SEL_1 /*!< PLL clock used as RNG clock source */
  487. #define LL_RCC_RNG_CLKSOURCE_MSI RCC_CCIPR_CLK48SEL /*!< MSI clock used as RNG clock source */
  488. /**
  489. * @}
  490. */
  491. #if defined(USB_OTG_FS) || defined(USB)
  492. /** @defgroup RCC_LL_EC_USB_CLKSOURCE Peripheral USB clock source selection
  493. * @{
  494. */
  495. #if defined(RCC_HSI48_SUPPORT)
  496. #define LL_RCC_USB_CLKSOURCE_HSI48 0x00000000U /*!< HSI48 clock used as USB clock source */
  497. #else
  498. #define LL_RCC_USB_CLKSOURCE_NONE 0x00000000U /*!< No clock used as USB clock source */
  499. #endif
  500. #define LL_RCC_USB_CLKSOURCE_PLLSAI1 RCC_CCIPR_CLK48SEL_0 /*!< PLLSAI1 clock used as USB clock source */
  501. #define LL_RCC_USB_CLKSOURCE_PLL RCC_CCIPR_CLK48SEL_1 /*!< PLL clock used as USB clock source */
  502. #define LL_RCC_USB_CLKSOURCE_MSI RCC_CCIPR_CLK48SEL /*!< MSI clock used as USB clock source */
  503. /**
  504. * @}
  505. */
  506. #endif /* USB_OTG_FS || USB */
  507. /** @defgroup RCC_LL_EC_ADC_CLKSOURCE Peripheral ADC clock source selection
  508. * @{
  509. */
  510. #define LL_RCC_ADC_CLKSOURCE_NONE 0x00000000U /*!< No clock used as ADC clock source */
  511. #define LL_RCC_ADC_CLKSOURCE_PLLSAI1 RCC_CCIPR_ADCSEL_0 /*!< PLLSAI1 clock used as ADC clock source */
  512. #if defined(RCC_PLLSAI2_SUPPORT)
  513. #define LL_RCC_ADC_CLKSOURCE_PLLSAI2 RCC_CCIPR_ADCSEL_1 /*!< PLLSAI2 clock used as ADC clock source */
  514. #endif /* RCC_PLLSAI2_SUPPORT */
  515. #define LL_RCC_ADC_CLKSOURCE_SYSCLK RCC_CCIPR_ADCSEL /*!< SYSCLK clock used as ADC clock source */
  516. /**
  517. * @}
  518. */
  519. #if defined(SWPMI1)
  520. /** @defgroup RCC_LL_EC_SWPMI1_CLKSOURCE Peripheral SWPMI1 clock source selection
  521. * @{
  522. */
  523. #define LL_RCC_SWPMI1_CLKSOURCE_PCLK1 0x00000000U /*!< PCLK1 used as SWPMI1 clock source */
  524. #define LL_RCC_SWPMI1_CLKSOURCE_HSI RCC_CCIPR_SWPMI1SEL /*!< HSI used as SWPMI1 clock source */
  525. /**
  526. * @}
  527. */
  528. #endif /* SWPMI1 */
  529. #if defined(DFSDM1_Channel0)
  530. /** @defgroup RCC_LL_EC_DFSDM1_CLKSOURCE Peripheral DFSDM1 clock source selection
  531. * @{
  532. */
  533. #define LL_RCC_DFSDM1_CLKSOURCE_PCLK2 0x00000000U /*!< PCLK2 used as DFSDM1 clock source */
  534. #define LL_RCC_DFSDM1_CLKSOURCE_SYSCLK RCC_CCIPR_DFSDM1SEL /*!< SYSCLK used as DFSDM1 clock source */
  535. /**
  536. * @}
  537. */
  538. #endif /* DFSDM1_Channel0 */
  539. /** @defgroup RCC_LL_EC_USART1 Peripheral USART get clock source
  540. * @{
  541. */
  542. #define LL_RCC_USART1_CLKSOURCE RCC_CCIPR_USART1SEL /*!< USART1 Clock source selection */
  543. #define LL_RCC_USART2_CLKSOURCE RCC_CCIPR_USART2SEL /*!< USART2 Clock source selection */
  544. #if defined(RCC_CCIPR_USART3SEL)
  545. #define LL_RCC_USART3_CLKSOURCE RCC_CCIPR_USART3SEL /*!< USART3 Clock source selection */
  546. #endif /* RCC_CCIPR_USART3SEL */
  547. /**
  548. * @}
  549. */
  550. #if defined(RCC_CCIPR_UART4SEL) || defined(RCC_CCIPR_UART5SEL)
  551. /** @defgroup RCC_LL_EC_UART4 Peripheral UART get clock source
  552. * @{
  553. */
  554. #if defined(RCC_CCIPR_UART4SEL)
  555. #define LL_RCC_UART4_CLKSOURCE RCC_CCIPR_UART4SEL /*!< UART4 Clock source selection */
  556. #endif /* RCC_CCIPR_UART4SEL */
  557. #if defined(RCC_CCIPR_UART5SEL)
  558. #define LL_RCC_UART5_CLKSOURCE RCC_CCIPR_UART5SEL /*!< UART5 Clock source selection */
  559. #endif /* RCC_CCIPR_UART5SEL */
  560. /**
  561. * @}
  562. */
  563. #endif /* RCC_CCIPR_UART4SEL || RCC_CCIPR_UART5SEL */
  564. /** @defgroup RCC_LL_EC_LPUART1 Peripheral LPUART get clock source
  565. * @{
  566. */
  567. #define LL_RCC_LPUART1_CLKSOURCE RCC_CCIPR_LPUART1SEL /*!< LPUART1 Clock source selection */
  568. /**
  569. * @}
  570. */
  571. /** @defgroup RCC_LL_EC_I2C1 Peripheral I2C get clock source
  572. * @{
  573. */
  574. #define LL_RCC_I2C1_CLKSOURCE ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C1SEL_Pos << 16U) | (RCC_CCIPR_I2C1SEL >> RCC_CCIPR_I2C1SEL_Pos)) /*!< I2C1 Clock source selection */
  575. #if defined(RCC_CCIPR_I2C2SEL)
  576. #define LL_RCC_I2C2_CLKSOURCE ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C2SEL_Pos << 16U) | (RCC_CCIPR_I2C2SEL >> RCC_CCIPR_I2C2SEL_Pos)) /*!< I2C2 Clock source selection */
  577. #endif /* RCC_CCIPR_I2C2SEL */
  578. #define LL_RCC_I2C3_CLKSOURCE ((RCC_OFFSET_CCIPR << 24U) | (RCC_CCIPR_I2C3SEL_Pos << 16U) | (RCC_CCIPR_I2C3SEL >> RCC_CCIPR_I2C3SEL_Pos)) /*!< I2C3 Clock source selection */
  579. #if defined(RCC_CCIPR2_I2C4SEL)
  580. #define LL_RCC_I2C4_CLKSOURCE ((RCC_OFFSET_CCIPR2 << 24U) | (RCC_CCIPR2_I2C4SEL_Pos << 16U) | (RCC_CCIPR2_I2C4SEL >> RCC_CCIPR2_I2C4SEL_Pos)) /*!< I2C4 Clock source selection */
  581. #endif /* RCC_CCIPR2_I2C4SEL */
  582. /**
  583. * @}
  584. */
  585. /** @defgroup RCC_LL_EC_LPTIM1 Peripheral LPTIM get clock source
  586. * @{
  587. */
  588. #define LL_RCC_LPTIM1_CLKSOURCE RCC_CCIPR_LPTIM1SEL /*!< LPTIM1 Clock source selection */
  589. #define LL_RCC_LPTIM2_CLKSOURCE RCC_CCIPR_LPTIM2SEL /*!< LPTIM2 Clock source selection */
  590. /**
  591. * @}
  592. */
  593. /** @defgroup RCC_LL_EC_SAI1 Peripheral SAI get clock source
  594. * @{
  595. */
  596. #define LL_RCC_SAI1_CLKSOURCE RCC_CCIPR_SAI1SEL /*!< SAI1 Clock source selection */
  597. #if defined(RCC_CCIPR_SAI2SEL)
  598. #define LL_RCC_SAI2_CLKSOURCE RCC_CCIPR_SAI2SEL /*!< SAI2 Clock source selection */
  599. #endif /* RCC_CCIPR_SAI2SEL */
  600. /**
  601. * @}
  602. */
  603. /** @defgroup RCC_LL_EC_SDMMC1 Peripheral SDMMC get clock source
  604. * @{
  605. */
  606. #define LL_RCC_SDMMC1_CLKSOURCE RCC_CCIPR_CLK48SEL /*!< SDMMC1 Clock source selection */
  607. /**
  608. * @}
  609. */
  610. /** @defgroup RCC_LL_EC_RNG Peripheral RNG get clock source
  611. * @{
  612. */
  613. #define LL_RCC_RNG_CLKSOURCE RCC_CCIPR_CLK48SEL /*!< RNG Clock source selection */
  614. /**
  615. * @}
  616. */
  617. #if defined(USB_OTG_FS) || defined(USB)
  618. /** @defgroup RCC_LL_EC_USB Peripheral USB get clock source
  619. * @{
  620. */
  621. #define LL_RCC_USB_CLKSOURCE RCC_CCIPR_CLK48SEL /*!< USB Clock source selection */
  622. /**
  623. * @}
  624. */
  625. #endif /* USB_OTG_FS || USB */
  626. /** @defgroup RCC_LL_EC_ADC Peripheral ADC get clock source
  627. * @{
  628. */
  629. #define LL_RCC_ADC_CLKSOURCE RCC_CCIPR_ADCSEL /*!< ADC Clock source selection */
  630. /**
  631. * @}
  632. */
  633. #if defined(SWPMI1)
  634. /** @defgroup RCC_LL_EC_SWPMI1 Peripheral SWPMI1 get clock source
  635. * @{
  636. */
  637. #define LL_RCC_SWPMI1_CLKSOURCE RCC_CCIPR_SWPMI1SEL /*!< SWPMI1 Clock source selection */
  638. /**
  639. * @}
  640. */
  641. #endif /* SWPMI1 */
  642. #if defined(DFSDM1_Channel0)
  643. /** @defgroup RCC_LL_EC_DFSDM1 Peripheral DFSDM1 get clock source
  644. * @{
  645. */
  646. #define LL_RCC_DFSDM1_CLKSOURCE RCC_CCIPR_DFSDM1SEL /*!< DFSDM1 Clock source selection */
  647. /**
  648. * @}
  649. */
  650. #endif /* DFSDM1_Channel0 */
  651. /** @defgroup RCC_LL_EC_RTC_CLKSOURCE RTC clock source selection
  652. * @{
  653. */
  654. #define LL_RCC_RTC_CLKSOURCE_NONE 0x00000000U /*!< No clock used as RTC clock */
  655. #define LL_RCC_RTC_CLKSOURCE_LSE RCC_BDCR_RTCSEL_0 /*!< LSE oscillator clock used as RTC clock */
  656. #define LL_RCC_RTC_CLKSOURCE_LSI RCC_BDCR_RTCSEL_1 /*!< LSI oscillator clock used as RTC clock */
  657. #define LL_RCC_RTC_CLKSOURCE_HSE_DIV32 RCC_BDCR_RTCSEL /*!< HSE oscillator clock divided by 32 used as RTC clock */
  658. /**
  659. * @}
  660. */
  661. /** @defgroup RCC_LL_EC_PLLSOURCE PLL, PLLSAI1 and PLLSAI2 entry clock source
  662. * @{
  663. */
  664. #define LL_RCC_PLLSOURCE_NONE 0x00000000U /*!< No clock */
  665. #define LL_RCC_PLLSOURCE_MSI RCC_PLLCFGR_PLLSRC_MSI /*!< MSI clock selected as PLL entry clock source */
  666. #define LL_RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_HSI /*!< HSI16 clock selected as PLL entry clock source */
  667. #define LL_RCC_PLLSOURCE_HSE RCC_PLLCFGR_PLLSRC_HSE /*!< HSE clock selected as PLL entry clock source */
  668. /**
  669. * @}
  670. */
  671. /** @defgroup RCC_LL_EC_PLLM_DIV PLL, PLLSAI1 and PLLSAI2 division factor
  672. * @{
  673. */
  674. #define LL_RCC_PLLM_DIV_1 0x00000000U /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 1 */
  675. #define LL_RCC_PLLM_DIV_2 (RCC_PLLCFGR_PLLM_0) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 2 */
  676. #define LL_RCC_PLLM_DIV_3 (RCC_PLLCFGR_PLLM_1) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 3 */
  677. #define LL_RCC_PLLM_DIV_4 ((RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0)) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 4 */
  678. #define LL_RCC_PLLM_DIV_5 (RCC_PLLCFGR_PLLM_2) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 5 */
  679. #define LL_RCC_PLLM_DIV_6 ((RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0)) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 6 */
  680. #define LL_RCC_PLLM_DIV_7 ((RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1)) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 7 */
  681. #define LL_RCC_PLLM_DIV_8 (RCC_PLLCFGR_PLLM) /*!< PLL, PLLSAI1 and PLLSAI2 division factor by 8 */
  682. /**
  683. * @}
  684. */
  685. /** @defgroup RCC_LL_EC_PLLR_DIV PLL division factor (PLLR)
  686. * @{
  687. */
  688. #define LL_RCC_PLLR_DIV_2 0x00000000U /*!< Main PLL division factor for PLLCLK (system clock) by 2 */
  689. #define LL_RCC_PLLR_DIV_4 (RCC_PLLCFGR_PLLR_0) /*!< Main PLL division factor for PLLCLK (system clock) by 4 */
  690. #define LL_RCC_PLLR_DIV_6 (RCC_PLLCFGR_PLLR_1) /*!< Main PLL division factor for PLLCLK (system clock) by 6 */
  691. #define LL_RCC_PLLR_DIV_8 (RCC_PLLCFGR_PLLR) /*!< Main PLL division factor for PLLCLK (system clock) by 8 */
  692. /**
  693. * @}
  694. */
  695. /** @defgroup RCC_LL_EC_PLLP_DIV PLL division factor (PLLP)
  696. * @{
  697. */
  698. #if defined(RCC_PLLP_DIV_2_31_SUPPORT)
  699. #define LL_RCC_PLLP_DIV_2 (RCC_PLLCFGR_PLLPDIV_1) /*!< Main PLL division factor for PLLP output by 2 */
  700. #define LL_RCC_PLLP_DIV_3 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1) /*!< Main PLL division factor for PLLP output by 3 */
  701. #define LL_RCC_PLLP_DIV_4 (RCC_PLLCFGR_PLLPDIV_2) /*!< Main PLL division factor for PLLP output by 4 */
  702. #define LL_RCC_PLLP_DIV_5 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_2) /*!< Main PLL division factor for PLLP output by 5 */
  703. #define LL_RCC_PLLP_DIV_6 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2) /*!< Main PLL division factor for PLLP output by 6 */
  704. #define LL_RCC_PLLP_DIV_7 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2) /*!< Main PLL division factor for PLLP output by 7 */
  705. #define LL_RCC_PLLP_DIV_8 (RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 8 */
  706. #define LL_RCC_PLLP_DIV_9 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 9 */
  707. #define LL_RCC_PLLP_DIV_10 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 10 */
  708. #define LL_RCC_PLLP_DIV_11 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_3)) /*!< Main PLL division factor for PLLP output by 11 */
  709. #define LL_RCC_PLLP_DIV_12 (RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 12 */
  710. #define LL_RCC_PLLP_DIV_13 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 13 */
  711. #define LL_RCC_PLLP_DIV_14 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 14 */
  712. #define LL_RCC_PLLP_DIV_15 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3) /*!< Main PLL division factor for PLLP output by 15 */
  713. #define LL_RCC_PLLP_DIV_16 (RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 16 */
  714. #define LL_RCC_PLLP_DIV_17 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 17 */
  715. #define LL_RCC_PLLP_DIV_18 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 18 */
  716. #define LL_RCC_PLLP_DIV_19 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_4)) /*!< Main PLL division factor for PLLP output by 19 */
  717. #define LL_RCC_PLLP_DIV_20 (RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 20 */
  718. #define LL_RCC_PLLP_DIV_21 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 21 */
  719. #define LL_RCC_PLLP_DIV_22 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 22 */
  720. #define LL_RCC_PLLP_DIV_23 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 23 */
  721. #define LL_RCC_PLLP_DIV_24 (RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 24 */
  722. #define LL_RCC_PLLP_DIV_25 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 25 */
  723. #define LL_RCC_PLLP_DIV_26 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 26 */
  724. #define LL_RCC_PLLP_DIV_27 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 27 */
  725. #define LL_RCC_PLLP_DIV_28 (RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 28 */
  726. #define LL_RCC_PLLP_DIV_29 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 29 */
  727. #define LL_RCC_PLLP_DIV_30 (RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 30 */
  728. #define LL_RCC_PLLP_DIV_31 (RCC_PLLCFGR_PLLPDIV_0|RCC_PLLCFGR_PLLPDIV_1|RCC_PLLCFGR_PLLPDIV_2|RCC_PLLCFGR_PLLPDIV_3|RCC_PLLCFGR_PLLPDIV_4) /*!< Main PLL division factor for PLLP output by 31 */
  729. #else
  730. #define LL_RCC_PLLP_DIV_7 0x00000000U /*!< Main PLL division factor for PLLP output by 7 */
  731. #define LL_RCC_PLLP_DIV_17 (RCC_PLLCFGR_PLLP) /*!< Main PLL division factor for PLLP output by 17 */
  732. #endif /* RCC_PLLP_DIV_2_31_SUPPORT */
  733. /**
  734. * @}
  735. */
  736. /** @defgroup RCC_LL_EC_PLLQ_DIV PLL division factor (PLLQ)
  737. * @{
  738. */
  739. #define LL_RCC_PLLQ_DIV_2 0x00000000U /*!< Main PLL division factor for PLLQ output by 2 */
  740. #define LL_RCC_PLLQ_DIV_4 (RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 4 */
  741. #define LL_RCC_PLLQ_DIV_6 (RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 6 */
  742. #define LL_RCC_PLLQ_DIV_8 (RCC_PLLCFGR_PLLQ) /*!< Main PLL division factor for PLLQ output by 8 */
  743. /**
  744. * @}
  745. */
  746. /** @defgroup RCC_LL_EC_PLLSAI1Q PLLSAI1 division factor (PLLSAI1Q)
  747. * @{
  748. */
  749. #define LL_RCC_PLLSAI1Q_DIV_2 0x00000000U /*!< PLLSAI1 division factor for PLLSAI1Q output by 2 */
  750. #define LL_RCC_PLLSAI1Q_DIV_4 (RCC_PLLSAI1CFGR_PLLSAI1Q_0) /*!< PLLSAI1 division factor for PLLSAI1Q output by 4 */
  751. #define LL_RCC_PLLSAI1Q_DIV_6 (RCC_PLLSAI1CFGR_PLLSAI1Q_1) /*!< PLLSAI1 division factor for PLLSAI1Q output by 6 */
  752. #define LL_RCC_PLLSAI1Q_DIV_8 (RCC_PLLSAI1CFGR_PLLSAI1Q) /*!< PLLSAI1 division factor for PLLSAI1Q output by 8 */
  753. /**
  754. * @}
  755. */
  756. /** @defgroup RCC_LL_EC_PLLSAI1P PLLSAI1 division factor (PLLSAI1P)
  757. * @{
  758. */
  759. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  760. #define LL_RCC_PLLSAI1P_DIV_2 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1) /*!< PLLSAI1 division factor for PLLSAI1P output by 2 */
  761. #define LL_RCC_PLLSAI1P_DIV_3 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1) /*!< PLLSAI1 division factor for PLLSAI1P output by 3 */
  762. #define LL_RCC_PLLSAI1P_DIV_4 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_2) /*!< PLLSAI1 division factor for PLLSAI1P output by 4 */
  763. #define LL_RCC_PLLSAI1P_DIV_5 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2) /*!< PLLSAI1 division factor for PLLSAI1P output by 5 */
  764. #define LL_RCC_PLLSAI1P_DIV_6 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2) /*!< PLLSAI1 division factor for PLLSAI1P output by 6 */
  765. #define LL_RCC_PLLSAI1P_DIV_7 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2) /*!< PLLSAI1 division factor for PLLSAI1P output by 7 */
  766. #define LL_RCC_PLLSAI1P_DIV_8 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 8 */
  767. #define LL_RCC_PLLSAI1P_DIV_9 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 9 */
  768. #define LL_RCC_PLLSAI1P_DIV_10 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 10 */
  769. #define LL_RCC_PLLSAI1P_DIV_11 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3)) /*!< PLLSAI1 division factor for PLLSAI1P output by 1 */
  770. #define LL_RCC_PLLSAI1P_DIV_12 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 12 */
  771. #define LL_RCC_PLLSAI1P_DIV_13 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 13 */
  772. #define LL_RCC_PLLSAI1P_DIV_14 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 14 */
  773. #define LL_RCC_PLLSAI1P_DIV_15 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3) /*!< PLLSAI1 division factor for PLLSAI1P output by 15 */
  774. #define LL_RCC_PLLSAI1P_DIV_16 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 16 */
  775. #define LL_RCC_PLLSAI1P_DIV_17 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 17 */
  776. #define LL_RCC_PLLSAI1P_DIV_18 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 18 */
  777. #define LL_RCC_PLLSAI1P_DIV_19 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4)) /*!< PLLSAI1 division factor for PLLSAI1P output by 19 */
  778. #define LL_RCC_PLLSAI1P_DIV_20 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 20 */
  779. #define LL_RCC_PLLSAI1P_DIV_21 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division fctor for PLLSAI1P output by 21 */
  780. #define LL_RCC_PLLSAI1P_DIV_22 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 22 */
  781. #define LL_RCC_PLLSAI1P_DIV_23 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 23 */
  782. #define LL_RCC_PLLSAI1P_DIV_24 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 24 */
  783. #define LL_RCC_PLLSAI1P_DIV_25 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 25 */
  784. #define LL_RCC_PLLSAI1P_DIV_26 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 26 */
  785. #define LL_RCC_PLLSAI1P_DIV_27 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 27 */
  786. #define LL_RCC_PLLSAI1P_DIV_28 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 28 */
  787. #define LL_RCC_PLLSAI1P_DIV_29 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 29 */
  788. #define LL_RCC_PLLSAI1P_DIV_30 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 30 */
  789. #define LL_RCC_PLLSAI1P_DIV_31 (RCC_PLLSAI1CFGR_PLLSAI1PDIV_0|RCC_PLLSAI1CFGR_PLLSAI1PDIV_1|RCC_PLLSAI1CFGR_PLLSAI1PDIV_2|RCC_PLLSAI1CFGR_PLLSAI1PDIV_3|RCC_PLLSAI1CFGR_PLLSAI1PDIV_4) /*!< PLLSAI1 division factor for PLLSAI1P output by 31 */
  790. #else
  791. #define LL_RCC_PLLSAI1P_DIV_7 0x00000000U /*!< PLLSAI1 division factor for PLLSAI1P output by 7 */
  792. #define LL_RCC_PLLSAI1P_DIV_17 (RCC_PLLSAI1CFGR_PLLSAI1P) /*!< PLLSAI1 division factor for PLLSAI1P output by 17 */
  793. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  794. /**
  795. * @}
  796. */
  797. /** @defgroup RCC_LL_EC_PLLSAI1R PLLSAI1 division factor (PLLSAI1R)
  798. * @{
  799. */
  800. #define LL_RCC_PLLSAI1R_DIV_2 0x00000000U /*!< PLLSAI1 division factor for PLLSAI1R output by 2 */
  801. #define LL_RCC_PLLSAI1R_DIV_4 (RCC_PLLSAI1CFGR_PLLSAI1R_0) /*!< PLLSAI1 division factor for PLLSAI1R output by 4 */
  802. #define LL_RCC_PLLSAI1R_DIV_6 (RCC_PLLSAI1CFGR_PLLSAI1R_1) /*!< PLLSAI1 division factor for PLLSAI1R output by 6 */
  803. #define LL_RCC_PLLSAI1R_DIV_8 (RCC_PLLSAI1CFGR_PLLSAI1R) /*!< PLLSAI1 division factor for PLLSAI1R output by 8 */
  804. /**
  805. * @}
  806. */
  807. #if defined(RCC_PLLSAI2_SUPPORT)
  808. /** @defgroup RCC_LL_EC_PLLSAI2P PLLSAI2 division factor (PLLSAI2P)
  809. * @{
  810. */
  811. #define LL_RCC_PLLSAI2P_DIV_7 0x00000000U /*!< PLLSAI2 division factor for PLLSAI2P output by 7 */
  812. #define LL_RCC_PLLSAI2P_DIV_17 (RCC_PLLSAI2CFGR_PLLSAI2P) /*!< PLLSAI2 division factor for PLLSAI2P output by 17 */
  813. /**
  814. * @}
  815. */
  816. /** @defgroup RCC_LL_EC_PLLSAI2R PLLSAI2 division factor (PLLSAI2R)
  817. * @{
  818. */
  819. #define LL_RCC_PLLSAI2R_DIV_2 0x00000000U /*!< PLLSAI2 division factor for PLLSAI2R output by 2 */
  820. #define LL_RCC_PLLSAI2R_DIV_4 (RCC_PLLSAI2CFGR_PLLSAI2R_0) /*!< PLLSAI2 division factor for PLLSAI2R output by 4 */
  821. #define LL_RCC_PLLSAI2R_DIV_6 (RCC_PLLSAI2CFGR_PLLSAI2R_1) /*!< PLLSAI2 division factor for PLLSAI2R output by 6 */
  822. #define LL_RCC_PLLSAI2R_DIV_8 (RCC_PLLSAI2CFGR_PLLSAI2R) /*!< PLLSAI2 division factor for PLLSAI2R output by 8 */
  823. /**
  824. * @}
  825. */
  826. #endif /* RCC_PLLSAI2_SUPPORT */
  827. /** @defgroup RCC_LL_EC_MSIRANGESEL MSI clock range selection
  828. * @{
  829. */
  830. #define LL_RCC_MSIRANGESEL_STANDBY 0U /*!< MSI Range is provided by MSISRANGE */
  831. #define LL_RCC_MSIRANGESEL_RUN 1U /*!< MSI Range is provided by MSIRANGE */
  832. /**
  833. * @}
  834. */
  835. /** Legacy definitions for compatibility purpose
  836. @cond 0
  837. */
  838. #if defined(DFSDM1_Channel0)
  839. #define LL_RCC_DFSDM1_CLKSOURCE_PCLK LL_RCC_DFSDM1_CLKSOURCE_PCLK2
  840. #define LL_RCC_DFSDM_CLKSOURCE_PCLK LL_RCC_DFSDM1_CLKSOURCE_PCLK2
  841. #define LL_RCC_DFSDM_CLKSOURCE_SYSCLK LL_RCC_DFSDM1_CLKSOURCE_SYSCLK
  842. #define LL_RCC_DFSDM_CLKSOURCE LL_RCC_DFSDM1_CLKSOURCE
  843. #endif /* DFSDM1_Channel0 */
  844. #if defined(SWPMI1)
  845. #define LL_RCC_SWPMI1_CLKSOURCE_PCLK LL_RCC_SWPMI1_CLKSOURCE_PCLK1
  846. #endif /* SWPMI1 */
  847. /**
  848. @endcond
  849. */
  850. /**
  851. * @}
  852. */
  853. /* Exported macro ------------------------------------------------------------*/
  854. /** @defgroup RCC_LL_Exported_Macros RCC Exported Macros
  855. * @{
  856. */
  857. /** @defgroup RCC_LL_EM_WRITE_READ Common Write and read registers Macros
  858. * @{
  859. */
  860. /**
  861. * @brief Write a value in RCC register
  862. * @param __REG__ Register to be written
  863. * @param __VALUE__ Value to be written in the register
  864. * @retval None
  865. */
  866. #define LL_RCC_WriteReg(__REG__, __VALUE__) WRITE_REG(RCC->__REG__, (__VALUE__))
  867. /**
  868. * @brief Read a value in RCC register
  869. * @param __REG__ Register to be read
  870. * @retval Register value
  871. */
  872. #define LL_RCC_ReadReg(__REG__) READ_REG(RCC->__REG__)
  873. /**
  874. * @}
  875. */
  876. /** @defgroup RCC_LL_EM_CALC_FREQ Calculate frequencies
  877. * @{
  878. */
  879. /**
  880. * @brief Helper macro to calculate the PLLCLK frequency on system domain
  881. * @note ex: @ref __LL_RCC_CALC_PLLCLK_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  882. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetR ());
  883. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  884. * @param __PLLM__ This parameter can be one of the following values:
  885. * @arg @ref LL_RCC_PLLM_DIV_1
  886. * @arg @ref LL_RCC_PLLM_DIV_2
  887. * @arg @ref LL_RCC_PLLM_DIV_3
  888. * @arg @ref LL_RCC_PLLM_DIV_4
  889. * @arg @ref LL_RCC_PLLM_DIV_5
  890. * @arg @ref LL_RCC_PLLM_DIV_6
  891. * @arg @ref LL_RCC_PLLM_DIV_7
  892. * @arg @ref LL_RCC_PLLM_DIV_8
  893. * @param __PLLN__ Between 8 and 86
  894. * @param __PLLR__ This parameter can be one of the following values:
  895. * @arg @ref LL_RCC_PLLR_DIV_2
  896. * @arg @ref LL_RCC_PLLR_DIV_4
  897. * @arg @ref LL_RCC_PLLR_DIV_6
  898. * @arg @ref LL_RCC_PLLR_DIV_8
  899. * @retval PLL clock frequency (in Hz)
  900. */
  901. #define __LL_RCC_CALC_PLLCLK_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLR__) ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLN__) / \
  902. ((((__PLLR__) >> RCC_PLLCFGR_PLLR_Pos) + 1U) * 2U))
  903. #if defined(RCC_PLLP_DIV_2_31_SUPPORT)
  904. /**
  905. * @brief Helper macro to calculate the PLLCLK frequency used on SAI domain
  906. * @note ex: @ref __LL_RCC_CALC_PLLCLK_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  907. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
  908. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  909. * @param __PLLM__ This parameter can be one of the following values:
  910. * @arg @ref LL_RCC_PLLM_DIV_1
  911. * @arg @ref LL_RCC_PLLM_DIV_2
  912. * @arg @ref LL_RCC_PLLM_DIV_3
  913. * @arg @ref LL_RCC_PLLM_DIV_4
  914. * @arg @ref LL_RCC_PLLM_DIV_5
  915. * @arg @ref LL_RCC_PLLM_DIV_6
  916. * @arg @ref LL_RCC_PLLM_DIV_7
  917. * @arg @ref LL_RCC_PLLM_DIV_8
  918. * @param __PLLN__ Between 8 and 86
  919. * @param __PLLP__ This parameter can be one of the following values:
  920. * @arg @ref LL_RCC_PLLP_DIV_2
  921. * @arg @ref LL_RCC_PLLP_DIV_3
  922. * @arg @ref LL_RCC_PLLP_DIV_4
  923. * @arg @ref LL_RCC_PLLP_DIV_5
  924. * @arg @ref LL_RCC_PLLP_DIV_6
  925. * @arg @ref LL_RCC_PLLP_DIV_7
  926. * @arg @ref LL_RCC_PLLP_DIV_8
  927. * @arg @ref LL_RCC_PLLP_DIV_9
  928. * @arg @ref LL_RCC_PLLP_DIV_10
  929. * @arg @ref LL_RCC_PLLP_DIV_11
  930. * @arg @ref LL_RCC_PLLP_DIV_12
  931. * @arg @ref LL_RCC_PLLP_DIV_13
  932. * @arg @ref LL_RCC_PLLP_DIV_14
  933. * @arg @ref LL_RCC_PLLP_DIV_15
  934. * @arg @ref LL_RCC_PLLP_DIV_16
  935. * @arg @ref LL_RCC_PLLP_DIV_17
  936. * @arg @ref LL_RCC_PLLP_DIV_18
  937. * @arg @ref LL_RCC_PLLP_DIV_19
  938. * @arg @ref LL_RCC_PLLP_DIV_20
  939. * @arg @ref LL_RCC_PLLP_DIV_21
  940. * @arg @ref LL_RCC_PLLP_DIV_22
  941. * @arg @ref LL_RCC_PLLP_DIV_23
  942. * @arg @ref LL_RCC_PLLP_DIV_24
  943. * @arg @ref LL_RCC_PLLP_DIV_25
  944. * @arg @ref LL_RCC_PLLP_DIV_26
  945. * @arg @ref LL_RCC_PLLP_DIV_27
  946. * @arg @ref LL_RCC_PLLP_DIV_28
  947. * @arg @ref LL_RCC_PLLP_DIV_29
  948. * @arg @ref LL_RCC_PLLP_DIV_30
  949. * @arg @ref LL_RCC_PLLP_DIV_31
  950. * @retval PLL clock frequency (in Hz)
  951. */
  952. #define __LL_RCC_CALC_PLLCLK_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLN__) / \
  953. ((__PLLP__) >> RCC_PLLCFGR_PLLP_Pos))
  954. #else
  955. /**
  956. * @brief Helper macro to calculate the PLLCLK frequency used on SAI domain
  957. * @note ex: @ref __LL_RCC_CALC_PLLCLK_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  958. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
  959. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  960. * @param __PLLM__ This parameter can be one of the following values:
  961. * @arg @ref LL_RCC_PLLM_DIV_1
  962. * @arg @ref LL_RCC_PLLM_DIV_2
  963. * @arg @ref LL_RCC_PLLM_DIV_3
  964. * @arg @ref LL_RCC_PLLM_DIV_4
  965. * @arg @ref LL_RCC_PLLM_DIV_5
  966. * @arg @ref LL_RCC_PLLM_DIV_6
  967. * @arg @ref LL_RCC_PLLM_DIV_7
  968. * @arg @ref LL_RCC_PLLM_DIV_8
  969. * @param __PLLN__ Between 8 and 86
  970. * @param __PLLP__ This parameter can be one of the following values:
  971. * @arg @ref LL_RCC_PLLP_DIV_7
  972. * @arg @ref LL_RCC_PLLP_DIV_17
  973. * @retval PLL clock frequency (in Hz)
  974. */
  975. #define __LL_RCC_CALC_PLLCLK_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLN__) / \
  976. (((__PLLP__) == LL_RCC_PLLP_DIV_7) ? 7U : 17U))
  977. #endif /* RCC_PLLP_DIV_2_31_SUPPORT */
  978. /**
  979. * @brief Helper macro to calculate the PLLCLK frequency used on 48M domain
  980. * @note ex: @ref __LL_RCC_CALC_PLLCLK_48M_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  981. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetQ ());
  982. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  983. * @param __PLLM__ This parameter can be one of the following values:
  984. * @arg @ref LL_RCC_PLLM_DIV_1
  985. * @arg @ref LL_RCC_PLLM_DIV_2
  986. * @arg @ref LL_RCC_PLLM_DIV_3
  987. * @arg @ref LL_RCC_PLLM_DIV_4
  988. * @arg @ref LL_RCC_PLLM_DIV_5
  989. * @arg @ref LL_RCC_PLLM_DIV_6
  990. * @arg @ref LL_RCC_PLLM_DIV_7
  991. * @arg @ref LL_RCC_PLLM_DIV_8
  992. * @param __PLLN__ Between 8 and 86
  993. * @param __PLLQ__ This parameter can be one of the following values:
  994. * @arg @ref LL_RCC_PLLQ_DIV_2
  995. * @arg @ref LL_RCC_PLLQ_DIV_4
  996. * @arg @ref LL_RCC_PLLQ_DIV_6
  997. * @arg @ref LL_RCC_PLLQ_DIV_8
  998. * @retval PLL clock frequency (in Hz)
  999. */
  1000. #define __LL_RCC_CALC_PLLCLK_48M_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLQ__) ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLN__) / \
  1001. ((((__PLLQ__) >> RCC_PLLCFGR_PLLQ_Pos) + 1U) << 1U))
  1002. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  1003. /**
  1004. * @brief Helper macro to calculate the PLLSAI1 frequency used for SAI domain
  1005. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1006. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetP ());
  1007. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1008. * @param __PLLM__ This parameter can be one of the following values:
  1009. * @arg @ref LL_RCC_PLLM_DIV_1
  1010. * @arg @ref LL_RCC_PLLM_DIV_2
  1011. * @arg @ref LL_RCC_PLLM_DIV_3
  1012. * @arg @ref LL_RCC_PLLM_DIV_4
  1013. * @arg @ref LL_RCC_PLLM_DIV_5
  1014. * @arg @ref LL_RCC_PLLM_DIV_6
  1015. * @arg @ref LL_RCC_PLLM_DIV_7
  1016. * @arg @ref LL_RCC_PLLM_DIV_8
  1017. * @param __PLLSAI1N__ Between 8 and 86
  1018. * @param __PLLSAI1P__ This parameter can be one of the following values:
  1019. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  1020. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  1021. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  1022. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  1023. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  1024. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  1025. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  1026. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  1027. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  1028. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  1029. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  1030. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  1031. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  1032. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  1033. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  1034. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  1035. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  1036. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  1037. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  1038. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  1039. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  1040. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  1041. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  1042. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  1043. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  1044. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  1045. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  1046. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  1047. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  1048. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  1049. * @retval PLLSAI1 clock frequency (in Hz)
  1050. */
  1051. #define __LL_RCC_CALC_PLLSAI1_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1P__) \
  1052. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLSAI1N__) / \
  1053. ((__PLLSAI1P__) >> RCC_PLLSAI1CFGR_PLLSAI1P_Pos))
  1054. #else
  1055. /**
  1056. * @brief Helper macro to calculate the PLLSAI1 frequency used for SAI domain
  1057. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1058. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetP ());
  1059. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1060. * @param __PLLM__ This parameter can be one of the following values:
  1061. * @arg @ref LL_RCC_PLLM_DIV_1
  1062. * @arg @ref LL_RCC_PLLM_DIV_2
  1063. * @arg @ref LL_RCC_PLLM_DIV_3
  1064. * @arg @ref LL_RCC_PLLM_DIV_4
  1065. * @arg @ref LL_RCC_PLLM_DIV_5
  1066. * @arg @ref LL_RCC_PLLM_DIV_6
  1067. * @arg @ref LL_RCC_PLLM_DIV_7
  1068. * @arg @ref LL_RCC_PLLM_DIV_8
  1069. * @param __PLLSAI1N__ Between 8 and 86
  1070. * @param __PLLSAI1P__ This parameter can be one of the following values:
  1071. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  1072. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  1073. * @retval PLLSAI1 clock frequency (in Hz)
  1074. */
  1075. #define __LL_RCC_CALC_PLLSAI1_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1P__) \
  1076. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLSAI1N__) / \
  1077. (((__PLLSAI1P__) == LL_RCC_PLLSAI1P_DIV_7) ? 7U : 17U))
  1078. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  1079. /**
  1080. * @brief Helper macro to calculate the PLLSAI1 frequency used on 48M domain
  1081. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_48M_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1082. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetQ ());
  1083. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1084. * @param __PLLM__ This parameter can be one of the following values:
  1085. * @arg @ref LL_RCC_PLLM_DIV_1
  1086. * @arg @ref LL_RCC_PLLM_DIV_2
  1087. * @arg @ref LL_RCC_PLLM_DIV_3
  1088. * @arg @ref LL_RCC_PLLM_DIV_4
  1089. * @arg @ref LL_RCC_PLLM_DIV_5
  1090. * @arg @ref LL_RCC_PLLM_DIV_6
  1091. * @arg @ref LL_RCC_PLLM_DIV_7
  1092. * @arg @ref LL_RCC_PLLM_DIV_8
  1093. * @param __PLLSAI1N__ Between 8 and 86
  1094. * @param __PLLSAI1Q__ This parameter can be one of the following values:
  1095. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  1096. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  1097. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  1098. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  1099. * @retval PLLSAI1 clock frequency (in Hz)
  1100. */
  1101. #define __LL_RCC_CALC_PLLSAI1_48M_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1Q__) \
  1102. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLSAI1N__) / \
  1103. ((((__PLLSAI1Q__) >> RCC_PLLSAI1CFGR_PLLSAI1Q_Pos) + 1U) << 1U))
  1104. /**
  1105. * @brief Helper macro to calculate the PLLSAI1 frequency used on ADC domain
  1106. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_ADC_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1107. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetR ());
  1108. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1109. * @param __PLLM__ This parameter can be one of the following values:
  1110. * @arg @ref LL_RCC_PLLM_DIV_1
  1111. * @arg @ref LL_RCC_PLLM_DIV_2
  1112. * @arg @ref LL_RCC_PLLM_DIV_3
  1113. * @arg @ref LL_RCC_PLLM_DIV_4
  1114. * @arg @ref LL_RCC_PLLM_DIV_5
  1115. * @arg @ref LL_RCC_PLLM_DIV_6
  1116. * @arg @ref LL_RCC_PLLM_DIV_7
  1117. * @arg @ref LL_RCC_PLLM_DIV_8
  1118. * @param __PLLSAI1N__ Between 8 and 86
  1119. * @param __PLLSAI1R__ This parameter can be one of the following values:
  1120. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  1121. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  1122. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  1123. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  1124. * @retval PLLSAI1 clock frequency (in Hz)
  1125. */
  1126. #define __LL_RCC_CALC_PLLSAI1_ADC_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1R__) \
  1127. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLSAI1N__) / \
  1128. ((((__PLLSAI1R__) >> RCC_PLLSAI1CFGR_PLLSAI1R_Pos) + 1U) << 1U))
  1129. /**
  1130. * @brief Helper macro to calculate the PLLSAI2 frequency used for SAI domain
  1131. * @note ex: @ref __LL_RCC_CALC_PLLSAI2_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1132. * @ref LL_RCC_PLLSAI2_GetN (), @ref LL_RCC_PLLSAI2_GetP ());
  1133. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1134. * @param __PLLM__ This parameter can be one of the following values:
  1135. * @arg @ref LL_RCC_PLLM_DIV_1
  1136. * @arg @ref LL_RCC_PLLM_DIV_2
  1137. * @arg @ref LL_RCC_PLLM_DIV_3
  1138. * @arg @ref LL_RCC_PLLM_DIV_4
  1139. * @arg @ref LL_RCC_PLLM_DIV_5
  1140. * @arg @ref LL_RCC_PLLM_DIV_6
  1141. * @arg @ref LL_RCC_PLLM_DIV_7
  1142. * @arg @ref LL_RCC_PLLM_DIV_8
  1143. * @param __PLLSAI2N__ Between 8 and 86
  1144. * @param __PLLSAI2P__ This parameter can be one of the following values:
  1145. * @arg @ref LL_RCC_PLLSAI2P_DIV_7
  1146. * @arg @ref LL_RCC_PLLSAI2P_DIV_17
  1147. * @retval PLLSAI2 clock frequency (in Hz)
  1148. */
  1149. #define __LL_RCC_CALC_PLLSAI2_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI2N__, __PLLSAI2P__) \
  1150. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1)) * (__PLLSAI2N__) / \
  1151. (((__PLLSAI2P__) == LL_RCC_PLLSAI2P_DIV_7) ? 7U : 17U))
  1152. /**
  1153. * @brief Helper macro to calculate the PLLSAI2 frequency used on ADC domain
  1154. * @note ex: @ref __LL_RCC_CALC_PLLSAI2_ADC_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1155. * @ref LL_RCC_PLLSAI2_GetN (), @ref LL_RCC_PLLSAI2_GetR ());
  1156. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1157. * @param __PLLM__ This parameter can be one of the following values:
  1158. * @arg @ref LL_RCC_PLLM_DIV_1
  1159. * @arg @ref LL_RCC_PLLM_DIV_2
  1160. * @arg @ref LL_RCC_PLLM_DIV_3
  1161. * @arg @ref LL_RCC_PLLM_DIV_4
  1162. * @arg @ref LL_RCC_PLLM_DIV_5
  1163. * @arg @ref LL_RCC_PLLM_DIV_6
  1164. * @arg @ref LL_RCC_PLLM_DIV_7
  1165. * @arg @ref LL_RCC_PLLM_DIV_8
  1166. * @param __PLLSAI2N__ Between 8 and 86
  1167. * @param __PLLSAI2R__ This parameter can be one of the following values:
  1168. * @arg @ref LL_RCC_PLLSAI2R_DIV_2
  1169. * @arg @ref LL_RCC_PLLSAI2R_DIV_4
  1170. * @arg @ref LL_RCC_PLLSAI2R_DIV_6
  1171. * @arg @ref LL_RCC_PLLSAI2R_DIV_8
  1172. * @retval PLLSAI2 clock frequency (in Hz)
  1173. */
  1174. #define __LL_RCC_CALC_PLLSAI2_ADC_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI2N__, __PLLSAI2R__) \
  1175. ((__INPUTFREQ__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) * (__PLLSAI2N__) / \
  1176. ((((__PLLSAI2R__) >> RCC_PLLSAI2CFGR_PLLSAI2R_Pos ) + 1U) << 1U))
  1177. /**
  1178. * @brief Helper macro to calculate the HCLK frequency
  1179. * @param __SYSCLKFREQ__ SYSCLK frequency (based on MSI/HSE/HSI/PLLCLK)
  1180. * @param __AHBPRESCALER__ This parameter can be one of the following values:
  1181. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1182. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1183. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1184. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1185. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1186. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1187. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1188. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1189. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1190. * @retval HCLK clock frequency (in Hz)
  1191. */
  1192. #define __LL_RCC_CALC_HCLK_FREQ(__SYSCLKFREQ__, __AHBPRESCALER__) ((__SYSCLKFREQ__) >> AHBPrescTable[((__AHBPRESCALER__) & RCC_CFGR_HPRE) >> RCC_CFGR_HPRE_Pos])
  1193. /**
  1194. * @brief Helper macro to calculate the PCLK1 frequency (ABP1)
  1195. * @param __HCLKFREQ__ HCLK frequency
  1196. * @param __APB1PRESCALER__ This parameter can be one of the following values:
  1197. * @arg @ref LL_RCC_APB1_DIV_1
  1198. * @arg @ref LL_RCC_APB1_DIV_2
  1199. * @arg @ref LL_RCC_APB1_DIV_4
  1200. * @arg @ref LL_RCC_APB1_DIV_8
  1201. * @arg @ref LL_RCC_APB1_DIV_16
  1202. * @retval PCLK1 clock frequency (in Hz)
  1203. */
  1204. #define __LL_RCC_CALC_PCLK1_FREQ(__HCLKFREQ__, __APB1PRESCALER__) ((__HCLKFREQ__) >> aRCC_APBAHBPrescTable[(__APB1PRESCALER__) >> RCC_CFGR_PPRE1_Pos])
  1205. /**
  1206. * @brief Helper macro to calculate the PCLK2 frequency (ABP2)
  1207. * @param __HCLKFREQ__ HCLK frequency
  1208. * @param __APB2PRESCALER__ This parameter can be one of the following values:
  1209. * @arg @ref LL_RCC_APB2_DIV_1
  1210. * @arg @ref LL_RCC_APB2_DIV_2
  1211. * @arg @ref LL_RCC_APB2_DIV_4
  1212. * @arg @ref LL_RCC_APB2_DIV_8
  1213. * @arg @ref LL_RCC_APB2_DIV_16
  1214. * @retval PCLK2 clock frequency (in Hz)
  1215. */
  1216. #define __LL_RCC_CALC_PCLK2_FREQ(__HCLKFREQ__, __APB2PRESCALER__) ((__HCLKFREQ__) >> aRCC_APBAHBPrescTable[(__APB2PRESCALER__) >> RCC_CFGR_PPRE2_Pos])
  1217. /**
  1218. * @brief Helper macro to calculate the MSI frequency (in Hz)
  1219. * @note __MSISEL__ can be retrieved thanks to function LL_RCC_MSI_IsEnabledRangeSelect()
  1220. * @note if __MSISEL__ is equal to LL_RCC_MSIRANGESEL_STANDBY,
  1221. * __MSIRANGE__can be retrieved by LL_RCC_MSI_GetRangeAfterStandby()
  1222. * else by LL_RCC_MSI_GetRange()
  1223. * ex: __LL_RCC_CALC_MSI_FREQ(LL_RCC_MSI_IsEnabledRangeSelect(),
  1224. * (LL_RCC_MSI_IsEnabledRangeSelect()?
  1225. * LL_RCC_MSI_GetRange():
  1226. * LL_RCC_MSI_GetRangeAfterStandby()))
  1227. * @param __MSISEL__ This parameter can be one of the following values:
  1228. * @arg @ref LL_RCC_MSIRANGESEL_STANDBY
  1229. * @arg @ref LL_RCC_MSIRANGESEL_RUN
  1230. * @param __MSIRANGE__ This parameter can be one of the following values:
  1231. * @arg @ref LL_RCC_MSIRANGE_0
  1232. * @arg @ref LL_RCC_MSIRANGE_1
  1233. * @arg @ref LL_RCC_MSIRANGE_2
  1234. * @arg @ref LL_RCC_MSIRANGE_3
  1235. * @arg @ref LL_RCC_MSIRANGE_4
  1236. * @arg @ref LL_RCC_MSIRANGE_5
  1237. * @arg @ref LL_RCC_MSIRANGE_6
  1238. * @arg @ref LL_RCC_MSIRANGE_7
  1239. * @arg @ref LL_RCC_MSIRANGE_8
  1240. * @arg @ref LL_RCC_MSIRANGE_9
  1241. * @arg @ref LL_RCC_MSIRANGE_10
  1242. * @arg @ref LL_RCC_MSIRANGE_11
  1243. * @arg @ref LL_RCC_MSISRANGE_4
  1244. * @arg @ref LL_RCC_MSISRANGE_5
  1245. * @arg @ref LL_RCC_MSISRANGE_6
  1246. * @arg @ref LL_RCC_MSISRANGE_7
  1247. * @retval MSI clock frequency (in Hz)
  1248. */
  1249. #define __LL_RCC_CALC_MSI_FREQ(__MSISEL__, __MSIRANGE__) (((__MSISEL__) == LL_RCC_MSIRANGESEL_STANDBY) ? \
  1250. (MSIRangeTable[(__MSIRANGE__) >> 8U]) : \
  1251. (MSIRangeTable[(__MSIRANGE__) >> 4U]))
  1252. /**
  1253. * @}
  1254. */
  1255. /**
  1256. * @}
  1257. */
  1258. /* Exported functions --------------------------------------------------------*/
  1259. /** @defgroup RCC_LL_Exported_Functions RCC Exported Functions
  1260. * @{
  1261. */
  1262. /** @defgroup RCC_LL_EF_HSE HSE
  1263. * @{
  1264. */
  1265. /**
  1266. * @brief Enable the Clock Security System.
  1267. * @rmtoll CR CSSON LL_RCC_HSE_EnableCSS
  1268. * @retval None
  1269. */
  1270. __STATIC_INLINE void LL_RCC_HSE_EnableCSS(void)
  1271. {
  1272. SET_BIT(RCC->CR, RCC_CR_CSSON);
  1273. }
  1274. /**
  1275. * @brief Enable HSE external oscillator (HSE Bypass)
  1276. * @rmtoll CR HSEBYP LL_RCC_HSE_EnableBypass
  1277. * @retval None
  1278. */
  1279. __STATIC_INLINE void LL_RCC_HSE_EnableBypass(void)
  1280. {
  1281. SET_BIT(RCC->CR, RCC_CR_HSEBYP);
  1282. }
  1283. /**
  1284. * @brief Disable HSE external oscillator (HSE Bypass)
  1285. * @rmtoll CR HSEBYP LL_RCC_HSE_DisableBypass
  1286. * @retval None
  1287. */
  1288. __STATIC_INLINE void LL_RCC_HSE_DisableBypass(void)
  1289. {
  1290. CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP);
  1291. }
  1292. /**
  1293. * @brief Enable HSE crystal oscillator (HSE ON)
  1294. * @rmtoll CR HSEON LL_RCC_HSE_Enable
  1295. * @retval None
  1296. */
  1297. __STATIC_INLINE void LL_RCC_HSE_Enable(void)
  1298. {
  1299. SET_BIT(RCC->CR, RCC_CR_HSEON);
  1300. }
  1301. /**
  1302. * @brief Disable HSE crystal oscillator (HSE ON)
  1303. * @rmtoll CR HSEON LL_RCC_HSE_Disable
  1304. * @retval None
  1305. */
  1306. __STATIC_INLINE void LL_RCC_HSE_Disable(void)
  1307. {
  1308. CLEAR_BIT(RCC->CR, RCC_CR_HSEON);
  1309. }
  1310. /**
  1311. * @brief Check if HSE oscillator Ready
  1312. * @rmtoll CR HSERDY LL_RCC_HSE_IsReady
  1313. * @retval State of bit (1 or 0).
  1314. */
  1315. __STATIC_INLINE uint32_t LL_RCC_HSE_IsReady(void)
  1316. {
  1317. return (READ_BIT(RCC->CR, RCC_CR_HSERDY) == (RCC_CR_HSERDY));
  1318. }
  1319. /**
  1320. * @}
  1321. */
  1322. /** @defgroup RCC_LL_EF_HSI HSI
  1323. * @{
  1324. */
  1325. /**
  1326. * @brief Enable HSI even in stop mode
  1327. * @note HSI oscillator is forced ON even in Stop mode
  1328. * @rmtoll CR HSIKERON LL_RCC_HSI_EnableInStopMode
  1329. * @retval None
  1330. */
  1331. __STATIC_INLINE void LL_RCC_HSI_EnableInStopMode(void)
  1332. {
  1333. SET_BIT(RCC->CR, RCC_CR_HSIKERON);
  1334. }
  1335. /**
  1336. * @brief Disable HSI in stop mode
  1337. * @rmtoll CR HSIKERON LL_RCC_HSI_DisableInStopMode
  1338. * @retval None
  1339. */
  1340. __STATIC_INLINE void LL_RCC_HSI_DisableInStopMode(void)
  1341. {
  1342. CLEAR_BIT(RCC->CR, RCC_CR_HSIKERON);
  1343. }
  1344. /**
  1345. * @brief Enable HSI oscillator
  1346. * @rmtoll CR HSION LL_RCC_HSI_Enable
  1347. * @retval None
  1348. */
  1349. __STATIC_INLINE void LL_RCC_HSI_Enable(void)
  1350. {
  1351. SET_BIT(RCC->CR, RCC_CR_HSION);
  1352. }
  1353. /**
  1354. * @brief Disable HSI oscillator
  1355. * @rmtoll CR HSION LL_RCC_HSI_Disable
  1356. * @retval None
  1357. */
  1358. __STATIC_INLINE void LL_RCC_HSI_Disable(void)
  1359. {
  1360. CLEAR_BIT(RCC->CR, RCC_CR_HSION);
  1361. }
  1362. /**
  1363. * @brief Check if HSI clock is ready
  1364. * @rmtoll CR HSIRDY LL_RCC_HSI_IsReady
  1365. * @retval State of bit (1 or 0).
  1366. */
  1367. __STATIC_INLINE uint32_t LL_RCC_HSI_IsReady(void)
  1368. {
  1369. return (READ_BIT(RCC->CR, RCC_CR_HSIRDY) == (RCC_CR_HSIRDY));
  1370. }
  1371. /**
  1372. * @brief Enable HSI Automatic from stop mode
  1373. * @rmtoll CR HSIASFS LL_RCC_HSI_EnableAutoFromStop
  1374. * @retval None
  1375. */
  1376. __STATIC_INLINE void LL_RCC_HSI_EnableAutoFromStop(void)
  1377. {
  1378. SET_BIT(RCC->CR, RCC_CR_HSIASFS);
  1379. }
  1380. /**
  1381. * @brief Disable HSI Automatic from stop mode
  1382. * @rmtoll CR HSIASFS LL_RCC_HSI_DisableAutoFromStop
  1383. * @retval None
  1384. */
  1385. __STATIC_INLINE void LL_RCC_HSI_DisableAutoFromStop(void)
  1386. {
  1387. CLEAR_BIT(RCC->CR, RCC_CR_HSIASFS);
  1388. }
  1389. /**
  1390. * @brief Get HSI Calibration value
  1391. * @note When HSITRIM is written, HSICAL is updated with the sum of
  1392. * HSITRIM and the factory trim value
  1393. * @rmtoll ICSCR HSICAL LL_RCC_HSI_GetCalibration
  1394. * @retval Between Min_Data = 0x00 and Max_Data = 0xFF
  1395. */
  1396. __STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibration(void)
  1397. {
  1398. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSICAL) >> RCC_ICSCR_HSICAL_Pos);
  1399. }
  1400. /**
  1401. * @brief Set HSI Calibration trimming
  1402. * @note user-programmable trimming value that is added to the HSICAL
  1403. * @note Default value is 16, which, when added to the HSICAL value,
  1404. * should trim the HSI to 16 MHz +/- 1 %
  1405. * @rmtoll ICSCR HSITRIM LL_RCC_HSI_SetCalibTrimming
  1406. * @param Value Between Min_Data = 0 and Max_Data = 31
  1407. * @retval None
  1408. */
  1409. __STATIC_INLINE void LL_RCC_HSI_SetCalibTrimming(uint32_t Value)
  1410. {
  1411. MODIFY_REG(RCC->ICSCR, RCC_ICSCR_HSITRIM, Value << RCC_ICSCR_HSITRIM_Pos);
  1412. }
  1413. /**
  1414. * @brief Get HSI Calibration trimming
  1415. * @rmtoll ICSCR HSITRIM LL_RCC_HSI_GetCalibTrimming
  1416. * @retval Between Min_Data = 0 and Max_Data = 31
  1417. */
  1418. __STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibTrimming(void)
  1419. {
  1420. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSITRIM) >> RCC_ICSCR_HSITRIM_Pos);
  1421. }
  1422. /**
  1423. * @}
  1424. */
  1425. #if defined(RCC_HSI48_SUPPORT)
  1426. /** @defgroup RCC_LL_EF_HSI48 HSI48
  1427. * @{
  1428. */
  1429. /**
  1430. * @brief Enable HSI48
  1431. * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Enable
  1432. * @retval None
  1433. */
  1434. __STATIC_INLINE void LL_RCC_HSI48_Enable(void)
  1435. {
  1436. SET_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON);
  1437. }
  1438. /**
  1439. * @brief Disable HSI48
  1440. * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Disable
  1441. * @retval None
  1442. */
  1443. __STATIC_INLINE void LL_RCC_HSI48_Disable(void)
  1444. {
  1445. CLEAR_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON);
  1446. }
  1447. /**
  1448. * @brief Check if HSI48 oscillator Ready
  1449. * @rmtoll CRRCR HSI48RDY LL_RCC_HSI48_IsReady
  1450. * @retval State of bit (1 or 0).
  1451. */
  1452. __STATIC_INLINE uint32_t LL_RCC_HSI48_IsReady(void)
  1453. {
  1454. return (READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48RDY) == (RCC_CRRCR_HSI48RDY));
  1455. }
  1456. /**
  1457. * @brief Get HSI48 Calibration value
  1458. * @rmtoll CRRCR HSI48CAL LL_RCC_HSI48_GetCalibration
  1459. * @retval Between Min_Data = 0x00 and Max_Data = 0xFF
  1460. */
  1461. __STATIC_INLINE uint32_t LL_RCC_HSI48_GetCalibration(void)
  1462. {
  1463. return (uint32_t)(READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48CAL) >> RCC_CRRCR_HSI48CAL_Pos);
  1464. }
  1465. /**
  1466. * @}
  1467. */
  1468. #endif /* RCC_HSI48_SUPPORT */
  1469. /** @defgroup RCC_LL_EF_LSE LSE
  1470. * @{
  1471. */
  1472. /**
  1473. * @brief Enable Low Speed External (LSE) crystal.
  1474. * @rmtoll BDCR LSEON LL_RCC_LSE_Enable
  1475. * @retval None
  1476. */
  1477. __STATIC_INLINE void LL_RCC_LSE_Enable(void)
  1478. {
  1479. SET_BIT(RCC->BDCR, RCC_BDCR_LSEON);
  1480. }
  1481. /**
  1482. * @brief Disable Low Speed External (LSE) crystal.
  1483. * @rmtoll BDCR LSEON LL_RCC_LSE_Disable
  1484. * @retval None
  1485. */
  1486. __STATIC_INLINE void LL_RCC_LSE_Disable(void)
  1487. {
  1488. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEON);
  1489. }
  1490. /**
  1491. * @brief Enable external clock source (LSE bypass).
  1492. * @rmtoll BDCR LSEBYP LL_RCC_LSE_EnableBypass
  1493. * @retval None
  1494. */
  1495. __STATIC_INLINE void LL_RCC_LSE_EnableBypass(void)
  1496. {
  1497. SET_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
  1498. }
  1499. /**
  1500. * @brief Disable external clock source (LSE bypass).
  1501. * @rmtoll BDCR LSEBYP LL_RCC_LSE_DisableBypass
  1502. * @retval None
  1503. */
  1504. __STATIC_INLINE void LL_RCC_LSE_DisableBypass(void)
  1505. {
  1506. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
  1507. }
  1508. /**
  1509. * @brief Set LSE oscillator drive capability
  1510. * @note The oscillator is in Xtal mode when it is not in bypass mode.
  1511. * @rmtoll BDCR LSEDRV LL_RCC_LSE_SetDriveCapability
  1512. * @param LSEDrive This parameter can be one of the following values:
  1513. * @arg @ref LL_RCC_LSEDRIVE_LOW
  1514. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW
  1515. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH
  1516. * @arg @ref LL_RCC_LSEDRIVE_HIGH
  1517. * @retval None
  1518. */
  1519. __STATIC_INLINE void LL_RCC_LSE_SetDriveCapability(uint32_t LSEDrive)
  1520. {
  1521. MODIFY_REG(RCC->BDCR, RCC_BDCR_LSEDRV, LSEDrive);
  1522. }
  1523. /**
  1524. * @brief Get LSE oscillator drive capability
  1525. * @rmtoll BDCR LSEDRV LL_RCC_LSE_GetDriveCapability
  1526. * @retval Returned value can be one of the following values:
  1527. * @arg @ref LL_RCC_LSEDRIVE_LOW
  1528. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW
  1529. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH
  1530. * @arg @ref LL_RCC_LSEDRIVE_HIGH
  1531. */
  1532. __STATIC_INLINE uint32_t LL_RCC_LSE_GetDriveCapability(void)
  1533. {
  1534. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_LSEDRV));
  1535. }
  1536. /**
  1537. * @brief Enable Clock security system on LSE.
  1538. * @rmtoll BDCR LSECSSON LL_RCC_LSE_EnableCSS
  1539. * @retval None
  1540. */
  1541. __STATIC_INLINE void LL_RCC_LSE_EnableCSS(void)
  1542. {
  1543. SET_BIT(RCC->BDCR, RCC_BDCR_LSECSSON);
  1544. }
  1545. /**
  1546. * @brief Disable Clock security system on LSE.
  1547. * @note Clock security system can be disabled only after a LSE
  1548. * failure detection. In that case it MUST be disabled by software.
  1549. * @rmtoll BDCR LSECSSON LL_RCC_LSE_DisableCSS
  1550. * @retval None
  1551. */
  1552. __STATIC_INLINE void LL_RCC_LSE_DisableCSS(void)
  1553. {
  1554. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSECSSON);
  1555. }
  1556. /**
  1557. * @brief Check if LSE oscillator Ready
  1558. * @rmtoll BDCR LSERDY LL_RCC_LSE_IsReady
  1559. * @retval State of bit (1 or 0).
  1560. */
  1561. __STATIC_INLINE uint32_t LL_RCC_LSE_IsReady(void)
  1562. {
  1563. return (READ_BIT(RCC->BDCR, RCC_BDCR_LSERDY) == (RCC_BDCR_LSERDY));
  1564. }
  1565. /**
  1566. * @brief Check if CSS on LSE failure Detection
  1567. * @rmtoll BDCR LSECSSD LL_RCC_LSE_IsCSSDetected
  1568. * @retval State of bit (1 or 0).
  1569. */
  1570. __STATIC_INLINE uint32_t LL_RCC_LSE_IsCSSDetected(void)
  1571. {
  1572. return (READ_BIT(RCC->BDCR, RCC_BDCR_LSECSSD) == (RCC_BDCR_LSECSSD));
  1573. }
  1574. /**
  1575. * @}
  1576. */
  1577. /** @defgroup RCC_LL_EF_LSI LSI
  1578. * @{
  1579. */
  1580. /**
  1581. * @brief Enable LSI Oscillator
  1582. * @rmtoll CSR LSION LL_RCC_LSI_Enable
  1583. * @retval None
  1584. */
  1585. __STATIC_INLINE void LL_RCC_LSI_Enable(void)
  1586. {
  1587. SET_BIT(RCC->CSR, RCC_CSR_LSION);
  1588. }
  1589. /**
  1590. * @brief Disable LSI Oscillator
  1591. * @rmtoll CSR LSION LL_RCC_LSI_Disable
  1592. * @retval None
  1593. */
  1594. __STATIC_INLINE void LL_RCC_LSI_Disable(void)
  1595. {
  1596. CLEAR_BIT(RCC->CSR, RCC_CSR_LSION);
  1597. }
  1598. /**
  1599. * @brief Check if LSI is Ready
  1600. * @rmtoll CSR LSIRDY LL_RCC_LSI_IsReady
  1601. * @retval State of bit (1 or 0).
  1602. */
  1603. __STATIC_INLINE uint32_t LL_RCC_LSI_IsReady(void)
  1604. {
  1605. return (READ_BIT(RCC->CSR, RCC_CSR_LSIRDY) == (RCC_CSR_LSIRDY));
  1606. }
  1607. /**
  1608. * @}
  1609. */
  1610. /** @defgroup RCC_LL_EF_MSI MSI
  1611. * @{
  1612. */
  1613. /**
  1614. * @brief Enable MSI oscillator
  1615. * @rmtoll CR MSION LL_RCC_MSI_Enable
  1616. * @retval None
  1617. */
  1618. __STATIC_INLINE void LL_RCC_MSI_Enable(void)
  1619. {
  1620. SET_BIT(RCC->CR, RCC_CR_MSION);
  1621. }
  1622. /**
  1623. * @brief Disable MSI oscillator
  1624. * @rmtoll CR MSION LL_RCC_MSI_Disable
  1625. * @retval None
  1626. */
  1627. __STATIC_INLINE void LL_RCC_MSI_Disable(void)
  1628. {
  1629. CLEAR_BIT(RCC->CR, RCC_CR_MSION);
  1630. }
  1631. /**
  1632. * @brief Check if MSI oscillator Ready
  1633. * @rmtoll CR MSIRDY LL_RCC_MSI_IsReady
  1634. * @retval State of bit (1 or 0).
  1635. */
  1636. __STATIC_INLINE uint32_t LL_RCC_MSI_IsReady(void)
  1637. {
  1638. return (READ_BIT(RCC->CR, RCC_CR_MSIRDY) == (RCC_CR_MSIRDY));
  1639. }
  1640. /**
  1641. * @brief Enable MSI PLL-mode (Hardware auto calibration with LSE)
  1642. * @note MSIPLLEN must be enabled after LSE is enabled (LSEON enabled)
  1643. * and ready (LSERDY set by hardware)
  1644. * @note hardware protection to avoid enabling MSIPLLEN if LSE is not
  1645. * ready
  1646. * @rmtoll CR MSIPLLEN LL_RCC_MSI_EnablePLLMode
  1647. * @retval None
  1648. */
  1649. __STATIC_INLINE void LL_RCC_MSI_EnablePLLMode(void)
  1650. {
  1651. SET_BIT(RCC->CR, RCC_CR_MSIPLLEN);
  1652. }
  1653. /**
  1654. * @brief Disable MSI-PLL mode
  1655. * @note cleared by hardware when LSE is disabled (LSEON = 0) or when
  1656. * the Clock Security System on LSE detects a LSE failure
  1657. * @rmtoll CR MSIPLLEN LL_RCC_MSI_DisablePLLMode
  1658. * @retval None
  1659. */
  1660. __STATIC_INLINE void LL_RCC_MSI_DisablePLLMode(void)
  1661. {
  1662. CLEAR_BIT(RCC->CR, RCC_CR_MSIPLLEN);
  1663. }
  1664. /**
  1665. * @brief Enable MSI clock range selection with MSIRANGE register
  1666. * @note Write 0 has no effect. After a standby or a reset
  1667. * MSIRGSEL is at 0 and the MSI range value is provided by
  1668. * MSISRANGE
  1669. * @rmtoll CR MSIRGSEL LL_RCC_MSI_EnableRangeSelection
  1670. * @retval None
  1671. */
  1672. __STATIC_INLINE void LL_RCC_MSI_EnableRangeSelection(void)
  1673. {
  1674. SET_BIT(RCC->CR, RCC_CR_MSIRGSEL);
  1675. }
  1676. /**
  1677. * @brief Check if MSI clock range is selected with MSIRANGE register
  1678. * @rmtoll CR MSIRGSEL LL_RCC_MSI_IsEnabledRangeSelect
  1679. * @retval State of bit (1 or 0).
  1680. */
  1681. __STATIC_INLINE uint32_t LL_RCC_MSI_IsEnabledRangeSelect(void)
  1682. {
  1683. return (READ_BIT(RCC->CR, RCC_CR_MSIRGSEL) == (RCC_CR_MSIRGSEL));
  1684. }
  1685. /**
  1686. * @brief Configure the Internal Multi Speed oscillator (MSI) clock range in run mode.
  1687. * @rmtoll CR MSIRANGE LL_RCC_MSI_SetRange
  1688. * @param Range This parameter can be one of the following values:
  1689. * @arg @ref LL_RCC_MSIRANGE_0
  1690. * @arg @ref LL_RCC_MSIRANGE_1
  1691. * @arg @ref LL_RCC_MSIRANGE_2
  1692. * @arg @ref LL_RCC_MSIRANGE_3
  1693. * @arg @ref LL_RCC_MSIRANGE_4
  1694. * @arg @ref LL_RCC_MSIRANGE_5
  1695. * @arg @ref LL_RCC_MSIRANGE_6
  1696. * @arg @ref LL_RCC_MSIRANGE_7
  1697. * @arg @ref LL_RCC_MSIRANGE_8
  1698. * @arg @ref LL_RCC_MSIRANGE_9
  1699. * @arg @ref LL_RCC_MSIRANGE_10
  1700. * @arg @ref LL_RCC_MSIRANGE_11
  1701. * @retval None
  1702. */
  1703. __STATIC_INLINE void LL_RCC_MSI_SetRange(uint32_t Range)
  1704. {
  1705. MODIFY_REG(RCC->CR, RCC_CR_MSIRANGE, Range);
  1706. }
  1707. /**
  1708. * @brief Get the Internal Multi Speed oscillator (MSI) clock range in run mode.
  1709. * @rmtoll CR MSIRANGE LL_RCC_MSI_GetRange
  1710. * @retval Returned value can be one of the following values:
  1711. * @arg @ref LL_RCC_MSIRANGE_0
  1712. * @arg @ref LL_RCC_MSIRANGE_1
  1713. * @arg @ref LL_RCC_MSIRANGE_2
  1714. * @arg @ref LL_RCC_MSIRANGE_3
  1715. * @arg @ref LL_RCC_MSIRANGE_4
  1716. * @arg @ref LL_RCC_MSIRANGE_5
  1717. * @arg @ref LL_RCC_MSIRANGE_6
  1718. * @arg @ref LL_RCC_MSIRANGE_7
  1719. * @arg @ref LL_RCC_MSIRANGE_8
  1720. * @arg @ref LL_RCC_MSIRANGE_9
  1721. * @arg @ref LL_RCC_MSIRANGE_10
  1722. * @arg @ref LL_RCC_MSIRANGE_11
  1723. */
  1724. __STATIC_INLINE uint32_t LL_RCC_MSI_GetRange(void)
  1725. {
  1726. return (uint32_t)(READ_BIT(RCC->CR, RCC_CR_MSIRANGE));
  1727. }
  1728. /**
  1729. * @brief Configure MSI range used after standby
  1730. * @rmtoll CSR MSISRANGE LL_RCC_MSI_SetRangeAfterStandby
  1731. * @param Range This parameter can be one of the following values:
  1732. * @arg @ref LL_RCC_MSISRANGE_4
  1733. * @arg @ref LL_RCC_MSISRANGE_5
  1734. * @arg @ref LL_RCC_MSISRANGE_6
  1735. * @arg @ref LL_RCC_MSISRANGE_7
  1736. * @retval None
  1737. */
  1738. __STATIC_INLINE void LL_RCC_MSI_SetRangeAfterStandby(uint32_t Range)
  1739. {
  1740. MODIFY_REG(RCC->CSR, RCC_CSR_MSISRANGE, Range);
  1741. }
  1742. /**
  1743. * @brief Get MSI range used after standby
  1744. * @rmtoll CSR MSISRANGE LL_RCC_MSI_GetRangeAfterStandby
  1745. * @retval Returned value can be one of the following values:
  1746. * @arg @ref LL_RCC_MSISRANGE_4
  1747. * @arg @ref LL_RCC_MSISRANGE_5
  1748. * @arg @ref LL_RCC_MSISRANGE_6
  1749. * @arg @ref LL_RCC_MSISRANGE_7
  1750. */
  1751. __STATIC_INLINE uint32_t LL_RCC_MSI_GetRangeAfterStandby(void)
  1752. {
  1753. return (uint32_t)(READ_BIT(RCC->CSR, RCC_CSR_MSISRANGE));
  1754. }
  1755. /**
  1756. * @brief Get MSI Calibration value
  1757. * @note When MSITRIM is written, MSICAL is updated with the sum of
  1758. * MSITRIM and the factory trim value
  1759. * @rmtoll ICSCR MSICAL LL_RCC_MSI_GetCalibration
  1760. * @retval Between Min_Data = 0 and Max_Data = 255
  1761. */
  1762. __STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibration(void)
  1763. {
  1764. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSICAL) >> RCC_ICSCR_MSICAL_Pos);
  1765. }
  1766. /**
  1767. * @brief Set MSI Calibration trimming
  1768. * @note user-programmable trimming value that is added to the MSICAL
  1769. * @rmtoll ICSCR MSITRIM LL_RCC_MSI_SetCalibTrimming
  1770. * @param Value Between Min_Data = 0 and Max_Data = 255
  1771. * @retval None
  1772. */
  1773. __STATIC_INLINE void LL_RCC_MSI_SetCalibTrimming(uint32_t Value)
  1774. {
  1775. MODIFY_REG(RCC->ICSCR, RCC_ICSCR_MSITRIM, Value << RCC_ICSCR_MSITRIM_Pos);
  1776. }
  1777. /**
  1778. * @brief Get MSI Calibration trimming
  1779. * @rmtoll ICSCR MSITRIM LL_RCC_MSI_GetCalibTrimming
  1780. * @retval Between 0 and 255
  1781. */
  1782. __STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibTrimming(void)
  1783. {
  1784. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSITRIM) >> RCC_ICSCR_MSITRIM_Pos);
  1785. }
  1786. /**
  1787. * @}
  1788. */
  1789. /** @defgroup RCC_LL_EF_LSCO LSCO
  1790. * @{
  1791. */
  1792. /**
  1793. * @brief Enable Low speed clock
  1794. * @rmtoll BDCR LSCOEN LL_RCC_LSCO_Enable
  1795. * @retval None
  1796. */
  1797. __STATIC_INLINE void LL_RCC_LSCO_Enable(void)
  1798. {
  1799. SET_BIT(RCC->BDCR, RCC_BDCR_LSCOEN);
  1800. }
  1801. /**
  1802. * @brief Disable Low speed clock
  1803. * @rmtoll BDCR LSCOEN LL_RCC_LSCO_Disable
  1804. * @retval None
  1805. */
  1806. __STATIC_INLINE void LL_RCC_LSCO_Disable(void)
  1807. {
  1808. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSCOEN);
  1809. }
  1810. /**
  1811. * @brief Configure Low speed clock selection
  1812. * @rmtoll BDCR LSCOSEL LL_RCC_LSCO_SetSource
  1813. * @param Source This parameter can be one of the following values:
  1814. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSI
  1815. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSE
  1816. * @retval None
  1817. */
  1818. __STATIC_INLINE void LL_RCC_LSCO_SetSource(uint32_t Source)
  1819. {
  1820. MODIFY_REG(RCC->BDCR, RCC_BDCR_LSCOSEL, Source);
  1821. }
  1822. /**
  1823. * @brief Get Low speed clock selection
  1824. * @rmtoll BDCR LSCOSEL LL_RCC_LSCO_GetSource
  1825. * @retval Returned value can be one of the following values:
  1826. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSI
  1827. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSE
  1828. */
  1829. __STATIC_INLINE uint32_t LL_RCC_LSCO_GetSource(void)
  1830. {
  1831. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_LSCOSEL));
  1832. }
  1833. /**
  1834. * @}
  1835. */
  1836. /** @defgroup RCC_LL_EF_System System
  1837. * @{
  1838. */
  1839. /**
  1840. * @brief Configure the system clock source
  1841. * @rmtoll CFGR SW LL_RCC_SetSysClkSource
  1842. * @param Source This parameter can be one of the following values:
  1843. * @arg @ref LL_RCC_SYS_CLKSOURCE_MSI
  1844. * @arg @ref LL_RCC_SYS_CLKSOURCE_HSI
  1845. * @arg @ref LL_RCC_SYS_CLKSOURCE_HSE
  1846. * @arg @ref LL_RCC_SYS_CLKSOURCE_PLL
  1847. * @retval None
  1848. */
  1849. __STATIC_INLINE void LL_RCC_SetSysClkSource(uint32_t Source)
  1850. {
  1851. MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, Source);
  1852. }
  1853. /**
  1854. * @brief Get the system clock source
  1855. * @rmtoll CFGR SWS LL_RCC_GetSysClkSource
  1856. * @retval Returned value can be one of the following values:
  1857. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_MSI
  1858. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSI
  1859. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSE
  1860. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_PLL
  1861. */
  1862. __STATIC_INLINE uint32_t LL_RCC_GetSysClkSource(void)
  1863. {
  1864. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_SWS));
  1865. }
  1866. /**
  1867. * @brief Set AHB prescaler
  1868. * @rmtoll CFGR HPRE LL_RCC_SetAHBPrescaler
  1869. * @param Prescaler This parameter can be one of the following values:
  1870. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1871. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1872. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1873. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1874. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1875. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1876. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1877. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1878. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1879. * @retval None
  1880. */
  1881. __STATIC_INLINE void LL_RCC_SetAHBPrescaler(uint32_t Prescaler)
  1882. {
  1883. MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, Prescaler);
  1884. }
  1885. /**
  1886. * @brief Set APB1 prescaler
  1887. * @rmtoll CFGR PPRE1 LL_RCC_SetAPB1Prescaler
  1888. * @param Prescaler This parameter can be one of the following values:
  1889. * @arg @ref LL_RCC_APB1_DIV_1
  1890. * @arg @ref LL_RCC_APB1_DIV_2
  1891. * @arg @ref LL_RCC_APB1_DIV_4
  1892. * @arg @ref LL_RCC_APB1_DIV_8
  1893. * @arg @ref LL_RCC_APB1_DIV_16
  1894. * @retval None
  1895. */
  1896. __STATIC_INLINE void LL_RCC_SetAPB1Prescaler(uint32_t Prescaler)
  1897. {
  1898. MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, Prescaler);
  1899. }
  1900. /**
  1901. * @brief Set APB2 prescaler
  1902. * @rmtoll CFGR PPRE2 LL_RCC_SetAPB2Prescaler
  1903. * @param Prescaler This parameter can be one of the following values:
  1904. * @arg @ref LL_RCC_APB2_DIV_1
  1905. * @arg @ref LL_RCC_APB2_DIV_2
  1906. * @arg @ref LL_RCC_APB2_DIV_4
  1907. * @arg @ref LL_RCC_APB2_DIV_8
  1908. * @arg @ref LL_RCC_APB2_DIV_16
  1909. * @retval None
  1910. */
  1911. __STATIC_INLINE void LL_RCC_SetAPB2Prescaler(uint32_t Prescaler)
  1912. {
  1913. MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, Prescaler);
  1914. }
  1915. /**
  1916. * @brief Get AHB prescaler
  1917. * @rmtoll CFGR HPRE LL_RCC_GetAHBPrescaler
  1918. * @retval Returned value can be one of the following values:
  1919. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1920. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1921. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1922. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1923. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1924. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1925. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1926. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1927. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1928. */
  1929. __STATIC_INLINE uint32_t LL_RCC_GetAHBPrescaler(void)
  1930. {
  1931. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_HPRE));
  1932. }
  1933. /**
  1934. * @brief Get APB1 prescaler
  1935. * @rmtoll CFGR PPRE1 LL_RCC_GetAPB1Prescaler
  1936. * @retval Returned value can be one of the following values:
  1937. * @arg @ref LL_RCC_APB1_DIV_1
  1938. * @arg @ref LL_RCC_APB1_DIV_2
  1939. * @arg @ref LL_RCC_APB1_DIV_4
  1940. * @arg @ref LL_RCC_APB1_DIV_8
  1941. * @arg @ref LL_RCC_APB1_DIV_16
  1942. */
  1943. __STATIC_INLINE uint32_t LL_RCC_GetAPB1Prescaler(void)
  1944. {
  1945. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE1));
  1946. }
  1947. /**
  1948. * @brief Get APB2 prescaler
  1949. * @rmtoll CFGR PPRE2 LL_RCC_GetAPB2Prescaler
  1950. * @retval Returned value can be one of the following values:
  1951. * @arg @ref LL_RCC_APB2_DIV_1
  1952. * @arg @ref LL_RCC_APB2_DIV_2
  1953. * @arg @ref LL_RCC_APB2_DIV_4
  1954. * @arg @ref LL_RCC_APB2_DIV_8
  1955. * @arg @ref LL_RCC_APB2_DIV_16
  1956. */
  1957. __STATIC_INLINE uint32_t LL_RCC_GetAPB2Prescaler(void)
  1958. {
  1959. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE2));
  1960. }
  1961. /**
  1962. * @brief Set Clock After Wake-Up From Stop mode
  1963. * @rmtoll CFGR STOPWUCK LL_RCC_SetClkAfterWakeFromStop
  1964. * @param Clock This parameter can be one of the following values:
  1965. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI
  1966. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI
  1967. * @retval None
  1968. */
  1969. __STATIC_INLINE void LL_RCC_SetClkAfterWakeFromStop(uint32_t Clock)
  1970. {
  1971. MODIFY_REG(RCC->CFGR, RCC_CFGR_STOPWUCK, Clock);
  1972. }
  1973. /**
  1974. * @brief Get Clock After Wake-Up From Stop mode
  1975. * @rmtoll CFGR STOPWUCK LL_RCC_GetClkAfterWakeFromStop
  1976. * @retval Returned value can be one of the following values:
  1977. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI
  1978. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI
  1979. */
  1980. __STATIC_INLINE uint32_t LL_RCC_GetClkAfterWakeFromStop(void)
  1981. {
  1982. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_STOPWUCK));
  1983. }
  1984. /**
  1985. * @}
  1986. */
  1987. /** @defgroup RCC_LL_EF_MCO MCO
  1988. * @{
  1989. */
  1990. /**
  1991. * @brief Configure MCOx
  1992. * @rmtoll CFGR MCOSEL LL_RCC_ConfigMCO\n
  1993. * CFGR MCOPRE LL_RCC_ConfigMCO
  1994. * @param MCOxSource This parameter can be one of the following values:
  1995. * @arg @ref LL_RCC_MCO1SOURCE_NOCLOCK
  1996. * @arg @ref LL_RCC_MCO1SOURCE_SYSCLK
  1997. * @arg @ref LL_RCC_MCO1SOURCE_MSI
  1998. * @arg @ref LL_RCC_MCO1SOURCE_HSI
  1999. * @arg @ref LL_RCC_MCO1SOURCE_HSE
  2000. * @arg @ref LL_RCC_MCO1SOURCE_HSI48 (*)
  2001. * @arg @ref LL_RCC_MCO1SOURCE_PLLCLK
  2002. * @arg @ref LL_RCC_MCO1SOURCE_LSI
  2003. * @arg @ref LL_RCC_MCO1SOURCE_LSE
  2004. *
  2005. * (*) value not defined in all devices.
  2006. * @param MCOxPrescaler This parameter can be one of the following values:
  2007. * @arg @ref LL_RCC_MCO1_DIV_1
  2008. * @arg @ref LL_RCC_MCO1_DIV_2
  2009. * @arg @ref LL_RCC_MCO1_DIV_4
  2010. * @arg @ref LL_RCC_MCO1_DIV_8
  2011. * @arg @ref LL_RCC_MCO1_DIV_16
  2012. * @retval None
  2013. */
  2014. __STATIC_INLINE void LL_RCC_ConfigMCO(uint32_t MCOxSource, uint32_t MCOxPrescaler)
  2015. {
  2016. MODIFY_REG(RCC->CFGR, RCC_CFGR_MCOSEL | RCC_CFGR_MCOPRE, MCOxSource | MCOxPrescaler);
  2017. }
  2018. /**
  2019. * @}
  2020. */
  2021. /** @defgroup RCC_LL_EF_Peripheral_Clock_Source Peripheral Clock Source
  2022. * @{
  2023. */
  2024. /**
  2025. * @brief Configure USARTx clock source
  2026. * @rmtoll CCIPR USARTxSEL LL_RCC_SetUSARTClockSource
  2027. * @param USARTxSource This parameter can be one of the following values:
  2028. * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2
  2029. * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK
  2030. * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI
  2031. * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE
  2032. * @arg @ref LL_RCC_USART2_CLKSOURCE_PCLK1
  2033. * @arg @ref LL_RCC_USART2_CLKSOURCE_SYSCLK
  2034. * @arg @ref LL_RCC_USART2_CLKSOURCE_HSI
  2035. * @arg @ref LL_RCC_USART2_CLKSOURCE_LSE
  2036. * @arg @ref LL_RCC_USART3_CLKSOURCE_PCLK1 (*)
  2037. * @arg @ref LL_RCC_USART3_CLKSOURCE_SYSCLK (*)
  2038. * @arg @ref LL_RCC_USART3_CLKSOURCE_HSI (*)
  2039. * @arg @ref LL_RCC_USART3_CLKSOURCE_LSE (*)
  2040. *
  2041. * (*) value not defined in all devices.
  2042. * @retval None
  2043. */
  2044. __STATIC_INLINE void LL_RCC_SetUSARTClockSource(uint32_t USARTxSource)
  2045. {
  2046. MODIFY_REG(RCC->CCIPR, (USARTxSource >> 16), (USARTxSource & 0x0000FFFF));
  2047. }
  2048. #if defined(UART4) || defined(UART5)
  2049. /**
  2050. * @brief Configure UARTx clock source
  2051. * @rmtoll CCIPR UARTxSEL LL_RCC_SetUARTClockSource
  2052. * @param UARTxSource This parameter can be one of the following values:
  2053. * @arg @ref LL_RCC_UART4_CLKSOURCE_PCLK1
  2054. * @arg @ref LL_RCC_UART4_CLKSOURCE_SYSCLK
  2055. * @arg @ref LL_RCC_UART4_CLKSOURCE_HSI
  2056. * @arg @ref LL_RCC_UART4_CLKSOURCE_LSE
  2057. * @arg @ref LL_RCC_UART5_CLKSOURCE_PCLK1
  2058. * @arg @ref LL_RCC_UART5_CLKSOURCE_SYSCLK
  2059. * @arg @ref LL_RCC_UART5_CLKSOURCE_HSI
  2060. * @arg @ref LL_RCC_UART5_CLKSOURCE_LSE
  2061. * @retval None
  2062. */
  2063. __STATIC_INLINE void LL_RCC_SetUARTClockSource(uint32_t UARTxSource)
  2064. {
  2065. MODIFY_REG(RCC->CCIPR, (UARTxSource >> 16), (UARTxSource & 0x0000FFFF));
  2066. }
  2067. #endif /* UART4 || UART5 */
  2068. /**
  2069. * @brief Configure LPUART1x clock source
  2070. * @rmtoll CCIPR LPUART1SEL LL_RCC_SetLPUARTClockSource
  2071. * @param LPUARTxSource This parameter can be one of the following values:
  2072. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1
  2073. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK
  2074. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI
  2075. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE
  2076. * @retval None
  2077. */
  2078. __STATIC_INLINE void LL_RCC_SetLPUARTClockSource(uint32_t LPUARTxSource)
  2079. {
  2080. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPUART1SEL, LPUARTxSource);
  2081. }
  2082. /**
  2083. * @brief Configure I2Cx clock source
  2084. * @rmtoll CCIPR I2CxSEL LL_RCC_SetI2CClockSource
  2085. * @param I2CxSource This parameter can be one of the following values:
  2086. * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1
  2087. * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK
  2088. * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI
  2089. * @arg @ref LL_RCC_I2C2_CLKSOURCE_PCLK1 (*)
  2090. * @arg @ref LL_RCC_I2C2_CLKSOURCE_SYSCLK (*)
  2091. * @arg @ref LL_RCC_I2C2_CLKSOURCE_HSI (*)
  2092. * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1
  2093. * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK
  2094. * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI
  2095. * @arg @ref LL_RCC_I2C4_CLKSOURCE_PCLK1 (*)
  2096. * @arg @ref LL_RCC_I2C4_CLKSOURCE_SYSCLK (*)
  2097. * @arg @ref LL_RCC_I2C4_CLKSOURCE_HSI (*)
  2098. *
  2099. * (*) value not defined in all devices.
  2100. * @retval None
  2101. */
  2102. __STATIC_INLINE void LL_RCC_SetI2CClockSource(uint32_t I2CxSource)
  2103. {
  2104. __IO uint32_t *reg = (__IO uint32_t *)(uint32_t)(RCC_BASE + 0x88U + (I2CxSource >> 24U));
  2105. MODIFY_REG(*reg, 3U << ((I2CxSource & 0x00FF0000U) >> 16U), ((I2CxSource & 0x000000FFU) << ((I2CxSource & 0x00FF0000U) >> 16U)));
  2106. }
  2107. /**
  2108. * @brief Configure LPTIMx clock source
  2109. * @rmtoll CCIPR LPTIMxSEL LL_RCC_SetLPTIMClockSource
  2110. * @param LPTIMxSource This parameter can be one of the following values:
  2111. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1
  2112. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI
  2113. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI
  2114. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE
  2115. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_PCLK1
  2116. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSI
  2117. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_HSI
  2118. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSE
  2119. * @retval None
  2120. */
  2121. __STATIC_INLINE void LL_RCC_SetLPTIMClockSource(uint32_t LPTIMxSource)
  2122. {
  2123. MODIFY_REG(RCC->CCIPR, (LPTIMxSource & 0xFFFF0000U), (LPTIMxSource << 16U));
  2124. }
  2125. /**
  2126. * @brief Configure SAIx clock source
  2127. * @rmtoll CCIPR SAIxSEL LL_RCC_SetSAIClockSource
  2128. * @param SAIxSource This parameter can be one of the following values:
  2129. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI1
  2130. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI2 (*)
  2131. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLL
  2132. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PIN
  2133. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLLSAI1 (*)
  2134. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLLSAI2 (*)
  2135. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLL (*)
  2136. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PIN (*)
  2137. *
  2138. * (*) value not defined in all devices.
  2139. * @retval None
  2140. */
  2141. __STATIC_INLINE void LL_RCC_SetSAIClockSource(uint32_t SAIxSource)
  2142. {
  2143. MODIFY_REG(RCC->CCIPR, (SAIxSource & 0xFFFF0000U), (SAIxSource << 16U));
  2144. }
  2145. /**
  2146. * @brief Configure SDMMC1 clock source
  2147. * @rmtoll CCIPR CLK48SEL LL_RCC_SetSDMMCClockSource
  2148. * @param SDMMCxSource This parameter can be one of the following values:
  2149. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_NONE (*)
  2150. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_HSI48 (*)
  2151. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_PLLSAI1 (*)
  2152. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_PLL
  2153. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_MSI
  2154. *
  2155. * (*) value not defined in all devices.
  2156. * @retval None
  2157. */
  2158. __STATIC_INLINE void LL_RCC_SetSDMMCClockSource(uint32_t SDMMCxSource)
  2159. {
  2160. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_CLK48SEL, SDMMCxSource);
  2161. }
  2162. /**
  2163. * @brief Configure RNG clock source
  2164. * @rmtoll CCIPR CLK48SEL LL_RCC_SetRNGClockSource
  2165. * @param RNGxSource This parameter can be one of the following values:
  2166. * @arg @ref LL_RCC_RNG_CLKSOURCE_NONE (*)
  2167. * @arg @ref LL_RCC_RNG_CLKSOURCE_HSI48 (*)
  2168. * @arg @ref LL_RCC_RNG_CLKSOURCE_PLLSAI1
  2169. * @arg @ref LL_RCC_RNG_CLKSOURCE_PLL
  2170. * @arg @ref LL_RCC_RNG_CLKSOURCE_MSI
  2171. *
  2172. * (*) value not defined in all devices.
  2173. * @retval None
  2174. */
  2175. __STATIC_INLINE void LL_RCC_SetRNGClockSource(uint32_t RNGxSource)
  2176. {
  2177. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_CLK48SEL, RNGxSource);
  2178. }
  2179. #if defined(USB_OTG_FS) || defined(USB)
  2180. /**
  2181. * @brief Configure USB clock source
  2182. * @rmtoll CCIPR CLK48SEL LL_RCC_SetUSBClockSource
  2183. * @param USBxSource This parameter can be one of the following values:
  2184. * @arg @ref LL_RCC_USB_CLKSOURCE_NONE (*)
  2185. * @arg @ref LL_RCC_USB_CLKSOURCE_HSI48 (*)
  2186. * @arg @ref LL_RCC_USB_CLKSOURCE_PLLSAI1
  2187. * @arg @ref LL_RCC_USB_CLKSOURCE_PLL
  2188. * @arg @ref LL_RCC_USB_CLKSOURCE_MSI
  2189. *
  2190. * (*) value not defined in all devices.
  2191. * @retval None
  2192. */
  2193. __STATIC_INLINE void LL_RCC_SetUSBClockSource(uint32_t USBxSource)
  2194. {
  2195. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_CLK48SEL, USBxSource);
  2196. }
  2197. #endif /* USB_OTG_FS || USB */
  2198. /**
  2199. * @brief Configure ADC clock source
  2200. * @rmtoll CCIPR ADCSEL LL_RCC_SetADCClockSource
  2201. * @param ADCxSource This parameter can be one of the following values:
  2202. * @arg @ref LL_RCC_ADC_CLKSOURCE_NONE
  2203. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI1
  2204. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI2 (*)
  2205. * @arg @ref LL_RCC_ADC_CLKSOURCE_SYSCLK
  2206. *
  2207. * (*) value not defined in all devices.
  2208. * @retval None
  2209. */
  2210. __STATIC_INLINE void LL_RCC_SetADCClockSource(uint32_t ADCxSource)
  2211. {
  2212. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_ADCSEL, ADCxSource);
  2213. }
  2214. #if defined(SWPMI1)
  2215. /**
  2216. * @brief Configure SWPMI clock source
  2217. * @rmtoll CCIPR SWPMI1SEL LL_RCC_SetSWPMIClockSource
  2218. * @param SWPMIxSource This parameter can be one of the following values:
  2219. * @arg @ref LL_RCC_SWPMI1_CLKSOURCE_PCLK1
  2220. * @arg @ref LL_RCC_SWPMI1_CLKSOURCE_HSI
  2221. * @retval None
  2222. */
  2223. __STATIC_INLINE void LL_RCC_SetSWPMIClockSource(uint32_t SWPMIxSource)
  2224. {
  2225. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_SWPMI1SEL, SWPMIxSource);
  2226. }
  2227. #endif /* SWPMI1 */
  2228. #if defined(DFSDM1_Channel0)
  2229. /**
  2230. * @brief Configure DFSDM Kernel clock source
  2231. * @rmtoll CCIPR DFSDM1SEL LL_RCC_SetDFSDMClockSource
  2232. * @param DFSDMxSource This parameter can be one of the following values:
  2233. * @arg @ref LL_RCC_DFSDM1_CLKSOURCE_PCLK2
  2234. * @arg @ref LL_RCC_DFSDM1_CLKSOURCE_SYSCLK
  2235. * @retval None
  2236. */
  2237. __STATIC_INLINE void LL_RCC_SetDFSDMClockSource(uint32_t DFSDMxSource)
  2238. {
  2239. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_DFSDM1SEL, DFSDMxSource);
  2240. }
  2241. #endif /* DFSDM1_Channel0 */
  2242. /**
  2243. * @brief Get USARTx clock source
  2244. * @rmtoll CCIPR USARTxSEL LL_RCC_GetUSARTClockSource
  2245. * @param USARTx This parameter can be one of the following values:
  2246. * @arg @ref LL_RCC_USART1_CLKSOURCE
  2247. * @arg @ref LL_RCC_USART2_CLKSOURCE
  2248. * @arg @ref LL_RCC_USART3_CLKSOURCE (*)
  2249. *
  2250. * (*) value not defined in all devices.
  2251. * @retval Returned value can be one of the following values:
  2252. * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2
  2253. * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK
  2254. * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI
  2255. * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE
  2256. * @arg @ref LL_RCC_USART2_CLKSOURCE_PCLK1
  2257. * @arg @ref LL_RCC_USART2_CLKSOURCE_SYSCLK
  2258. * @arg @ref LL_RCC_USART2_CLKSOURCE_HSI
  2259. * @arg @ref LL_RCC_USART2_CLKSOURCE_LSE
  2260. * @arg @ref LL_RCC_USART3_CLKSOURCE_PCLK1 (*)
  2261. * @arg @ref LL_RCC_USART3_CLKSOURCE_SYSCLK (*)
  2262. * @arg @ref LL_RCC_USART3_CLKSOURCE_HSI (*)
  2263. * @arg @ref LL_RCC_USART3_CLKSOURCE_LSE (*)
  2264. *
  2265. * (*) value not defined in all devices.
  2266. */
  2267. __STATIC_INLINE uint32_t LL_RCC_GetUSARTClockSource(uint32_t USARTx)
  2268. {
  2269. return (uint32_t)(READ_BIT(RCC->CCIPR, USARTx) | (USARTx << 16U));
  2270. }
  2271. #if defined(UART4) || defined(UART5)
  2272. /**
  2273. * @brief Get UARTx clock source
  2274. * @rmtoll CCIPR UARTxSEL LL_RCC_GetUARTClockSource
  2275. * @param UARTx This parameter can be one of the following values:
  2276. * @arg @ref LL_RCC_UART4_CLKSOURCE
  2277. * @arg @ref LL_RCC_UART5_CLKSOURCE
  2278. * @retval Returned value can be one of the following values:
  2279. * @arg @ref LL_RCC_UART4_CLKSOURCE_PCLK1
  2280. * @arg @ref LL_RCC_UART4_CLKSOURCE_SYSCLK
  2281. * @arg @ref LL_RCC_UART4_CLKSOURCE_HSI
  2282. * @arg @ref LL_RCC_UART4_CLKSOURCE_LSE
  2283. * @arg @ref LL_RCC_UART5_CLKSOURCE_PCLK1
  2284. * @arg @ref LL_RCC_UART5_CLKSOURCE_SYSCLK
  2285. * @arg @ref LL_RCC_UART5_CLKSOURCE_HSI
  2286. * @arg @ref LL_RCC_UART5_CLKSOURCE_LSE
  2287. */
  2288. __STATIC_INLINE uint32_t LL_RCC_GetUARTClockSource(uint32_t UARTx)
  2289. {
  2290. return (uint32_t)(READ_BIT(RCC->CCIPR, UARTx) | (UARTx << 16U));
  2291. }
  2292. #endif /* UART4 || UART5 */
  2293. /**
  2294. * @brief Get LPUARTx clock source
  2295. * @rmtoll CCIPR LPUART1SEL LL_RCC_GetLPUARTClockSource
  2296. * @param LPUARTx This parameter can be one of the following values:
  2297. * @arg @ref LL_RCC_LPUART1_CLKSOURCE
  2298. * @retval Returned value can be one of the following values:
  2299. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1
  2300. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK
  2301. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI
  2302. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE
  2303. */
  2304. __STATIC_INLINE uint32_t LL_RCC_GetLPUARTClockSource(uint32_t LPUARTx)
  2305. {
  2306. return (uint32_t)(READ_BIT(RCC->CCIPR, LPUARTx));
  2307. }
  2308. /**
  2309. * @brief Get I2Cx clock source
  2310. * @rmtoll CCIPR I2CxSEL LL_RCC_GetI2CClockSource
  2311. * @param I2Cx This parameter can be one of the following values:
  2312. * @arg @ref LL_RCC_I2C1_CLKSOURCE
  2313. * @arg @ref LL_RCC_I2C2_CLKSOURCE (*)
  2314. * @arg @ref LL_RCC_I2C3_CLKSOURCE
  2315. * @arg @ref LL_RCC_I2C4_CLKSOURCE (*)
  2316. *
  2317. * (*) value not defined in all devices.
  2318. * @retval Returned value can be one of the following values:
  2319. * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1
  2320. * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK
  2321. * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI
  2322. * @arg @ref LL_RCC_I2C2_CLKSOURCE_PCLK1 (*)
  2323. * @arg @ref LL_RCC_I2C2_CLKSOURCE_SYSCLK (*)
  2324. * @arg @ref LL_RCC_I2C2_CLKSOURCE_HSI (*)
  2325. * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1
  2326. * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK
  2327. * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI
  2328. * @arg @ref LL_RCC_I2C4_CLKSOURCE_PCLK1 (*)
  2329. * @arg @ref LL_RCC_I2C4_CLKSOURCE_SYSCLK (*)
  2330. * @arg @ref LL_RCC_I2C4_CLKSOURCE_HSI (*)
  2331. *
  2332. * (*) value not defined in all devices.
  2333. */
  2334. __STATIC_INLINE uint32_t LL_RCC_GetI2CClockSource(uint32_t I2Cx)
  2335. {
  2336. __IO uint32_t *reg = (__IO uint32_t *)(uint32_t)(RCC_BASE + 0x88U + (I2Cx >> 24U));
  2337. return (uint32_t)((READ_BIT(*reg, 3U << ((I2Cx & 0x0000FF0000U) >> 16U)) >> ((I2Cx & 0x0000FF0000U) >> 16U)) | (I2Cx & 0xFFFF0000U));
  2338. }
  2339. /**
  2340. * @brief Get LPTIMx clock source
  2341. * @rmtoll CCIPR LPTIMxSEL LL_RCC_GetLPTIMClockSource
  2342. * @param LPTIMx This parameter can be one of the following values:
  2343. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE
  2344. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE
  2345. * @retval Returned value can be one of the following values:
  2346. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1
  2347. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI
  2348. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI
  2349. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE
  2350. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_PCLK1
  2351. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSI
  2352. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_HSI
  2353. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSE
  2354. */
  2355. __STATIC_INLINE uint32_t LL_RCC_GetLPTIMClockSource(uint32_t LPTIMx)
  2356. {
  2357. return (uint32_t)(READ_BIT(RCC->CCIPR, LPTIMx) >> 16U | LPTIMx);
  2358. }
  2359. /**
  2360. * @brief Get SAIx clock source
  2361. * @rmtoll CCIPR SAIxSEL LL_RCC_GetSAIClockSource
  2362. * @param SAIx This parameter can be one of the following values:
  2363. * @arg @ref LL_RCC_SAI1_CLKSOURCE
  2364. * @arg @ref LL_RCC_SAI2_CLKSOURCE (*)
  2365. *
  2366. * (*) value not defined in all devices.
  2367. * @retval Returned value can be one of the following values:
  2368. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI1
  2369. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI2 (*)
  2370. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLL
  2371. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PIN
  2372. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLLSAI1 (*)
  2373. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLLSAI2 (*)
  2374. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PLL (*)
  2375. * @arg @ref LL_RCC_SAI2_CLKSOURCE_PIN (*)
  2376. *
  2377. * (*) value not defined in all devices.
  2378. */
  2379. __STATIC_INLINE uint32_t LL_RCC_GetSAIClockSource(uint32_t SAIx)
  2380. {
  2381. return (uint32_t)(READ_BIT(RCC->CCIPR, SAIx) >> 16U | SAIx);
  2382. }
  2383. /**
  2384. * @brief Get SDMMCx clock source
  2385. * @rmtoll CCIPR CLK48SEL LL_RCC_GetSDMMCClockSource
  2386. * @param SDMMCx This parameter can be one of the following values:
  2387. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE
  2388. * @retval Returned value can be one of the following values:
  2389. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_NONE (*)
  2390. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_HSI48 (*)
  2391. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_PLLSAI1
  2392. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_PLL
  2393. * @arg @ref LL_RCC_SDMMC1_CLKSOURCE_MSI
  2394. *
  2395. * (*) value not defined in all devices.
  2396. */
  2397. __STATIC_INLINE uint32_t LL_RCC_GetSDMMCClockSource(uint32_t SDMMCx)
  2398. {
  2399. return (uint32_t)(READ_BIT(RCC->CCIPR, SDMMCx));
  2400. }
  2401. /**
  2402. * @brief Get RNGx clock source
  2403. * @rmtoll CCIPR CLK48SEL LL_RCC_GetRNGClockSource
  2404. * @param RNGx This parameter can be one of the following values:
  2405. * @arg @ref LL_RCC_RNG_CLKSOURCE
  2406. * @retval Returned value can be one of the following values:
  2407. * @arg @ref LL_RCC_RNG_CLKSOURCE_NONE (*)
  2408. * @arg @ref LL_RCC_RNG_CLKSOURCE_HSI48 (*)
  2409. * @arg @ref LL_RCC_RNG_CLKSOURCE_PLLSAI1
  2410. * @arg @ref LL_RCC_RNG_CLKSOURCE_PLL
  2411. * @arg @ref LL_RCC_RNG_CLKSOURCE_MSI
  2412. *
  2413. * (*) value not defined in all devices.
  2414. */
  2415. __STATIC_INLINE uint32_t LL_RCC_GetRNGClockSource(uint32_t RNGx)
  2416. {
  2417. return (uint32_t)(READ_BIT(RCC->CCIPR, RNGx));
  2418. }
  2419. #if defined(USB_OTG_FS) || defined(USB)
  2420. /**
  2421. * @brief Get USBx clock source
  2422. * @rmtoll CCIPR CLK48SEL LL_RCC_GetUSBClockSource
  2423. * @param USBx This parameter can be one of the following values:
  2424. * @arg @ref LL_RCC_USB_CLKSOURCE
  2425. * @retval Returned value can be one of the following values:
  2426. * @arg @ref LL_RCC_USB_CLKSOURCE_NONE (*)
  2427. * @arg @ref LL_RCC_USB_CLKSOURCE_HSI48 (*)
  2428. * @arg @ref LL_RCC_USB_CLKSOURCE_PLLSAI1
  2429. * @arg @ref LL_RCC_USB_CLKSOURCE_PLL
  2430. * @arg @ref LL_RCC_USB_CLKSOURCE_MSI
  2431. *
  2432. * (*) value not defined in all devices.
  2433. */
  2434. __STATIC_INLINE uint32_t LL_RCC_GetUSBClockSource(uint32_t USBx)
  2435. {
  2436. return (uint32_t)(READ_BIT(RCC->CCIPR, USBx));
  2437. }
  2438. #endif /* USB_OTG_FS || USB */
  2439. /**
  2440. * @brief Get ADCx clock source
  2441. * @rmtoll CCIPR ADCSEL LL_RCC_GetADCClockSource
  2442. * @param ADCx This parameter can be one of the following values:
  2443. * @arg @ref LL_RCC_ADC_CLKSOURCE
  2444. * @retval Returned value can be one of the following values:
  2445. * @arg @ref LL_RCC_ADC_CLKSOURCE_NONE
  2446. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI1
  2447. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI2 (*)
  2448. * @arg @ref LL_RCC_ADC_CLKSOURCE_SYSCLK
  2449. *
  2450. * (*) value not defined in all devices.
  2451. */
  2452. __STATIC_INLINE uint32_t LL_RCC_GetADCClockSource(uint32_t ADCx)
  2453. {
  2454. return (uint32_t)(READ_BIT(RCC->CCIPR, ADCx));
  2455. }
  2456. #if defined(SWPMI1)
  2457. /**
  2458. * @brief Get SWPMIx clock source
  2459. * @rmtoll CCIPR SWPMI1SEL LL_RCC_GetSWPMIClockSource
  2460. * @param SPWMIx This parameter can be one of the following values:
  2461. * @arg @ref LL_RCC_SWPMI1_CLKSOURCE
  2462. * @retval Returned value can be one of the following values:
  2463. * @arg @ref LL_RCC_SWPMI1_CLKSOURCE_PCLK1
  2464. * @arg @ref LL_RCC_SWPMI1_CLKSOURCE_HSI
  2465. */
  2466. __STATIC_INLINE uint32_t LL_RCC_GetSWPMIClockSource(uint32_t SPWMIx)
  2467. {
  2468. return (uint32_t)(READ_BIT(RCC->CCIPR, SPWMIx));
  2469. }
  2470. #endif /* SWPMI1 */
  2471. #if defined(DFSDM1_Channel0)
  2472. /**
  2473. * @brief Get DFSDMx Kernel clock source
  2474. * @rmtoll CCIPR DFSDM1SEL LL_RCC_GetDFSDMClockSource
  2475. * @param DFSDMx This parameter can be one of the following values:
  2476. * @arg @ref LL_RCC_DFSDM1_CLKSOURCE
  2477. * @retval Returned value can be one of the following values:
  2478. * @arg @ref LL_RCC_DFSDM1_CLKSOURCE_PCLK2
  2479. * @arg @ref LL_RCC_DFSDM1_CLKSOURCE_SYSCLK
  2480. */
  2481. __STATIC_INLINE uint32_t LL_RCC_GetDFSDMClockSource(uint32_t DFSDMx)
  2482. {
  2483. return (uint32_t)(READ_BIT(RCC->CCIPR, DFSDMx));
  2484. }
  2485. #endif /* DFSDM1_Channel0 */
  2486. /**
  2487. * @}
  2488. */
  2489. /** @defgroup RCC_LL_EF_RTC RTC
  2490. * @{
  2491. */
  2492. /**
  2493. * @brief Set RTC Clock Source
  2494. * @note Once the RTC clock source has been selected, it cannot be changed anymore unless
  2495. * the Backup domain is reset, or unless a failure is detected on LSE (LSECSSD is
  2496. * set). The BDRST bit can be used to reset them.
  2497. * @rmtoll BDCR RTCSEL LL_RCC_SetRTCClockSource
  2498. * @param Source This parameter can be one of the following values:
  2499. * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
  2500. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
  2501. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
  2502. * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE_DIV32
  2503. * @retval None
  2504. */
  2505. __STATIC_INLINE void LL_RCC_SetRTCClockSource(uint32_t Source)
  2506. {
  2507. MODIFY_REG(RCC->BDCR, RCC_BDCR_RTCSEL, Source);
  2508. }
  2509. /**
  2510. * @brief Get RTC Clock Source
  2511. * @rmtoll BDCR RTCSEL LL_RCC_GetRTCClockSource
  2512. * @retval Returned value can be one of the following values:
  2513. * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
  2514. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
  2515. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
  2516. * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE_DIV32
  2517. */
  2518. __STATIC_INLINE uint32_t LL_RCC_GetRTCClockSource(void)
  2519. {
  2520. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_RTCSEL));
  2521. }
  2522. /**
  2523. * @brief Enable RTC
  2524. * @rmtoll BDCR RTCEN LL_RCC_EnableRTC
  2525. * @retval None
  2526. */
  2527. __STATIC_INLINE void LL_RCC_EnableRTC(void)
  2528. {
  2529. SET_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
  2530. }
  2531. /**
  2532. * @brief Disable RTC
  2533. * @rmtoll BDCR RTCEN LL_RCC_DisableRTC
  2534. * @retval None
  2535. */
  2536. __STATIC_INLINE void LL_RCC_DisableRTC(void)
  2537. {
  2538. CLEAR_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
  2539. }
  2540. /**
  2541. * @brief Check if RTC has been enabled or not
  2542. * @rmtoll BDCR RTCEN LL_RCC_IsEnabledRTC
  2543. * @retval State of bit (1 or 0).
  2544. */
  2545. __STATIC_INLINE uint32_t LL_RCC_IsEnabledRTC(void)
  2546. {
  2547. return (READ_BIT(RCC->BDCR, RCC_BDCR_RTCEN) == (RCC_BDCR_RTCEN));
  2548. }
  2549. /**
  2550. * @brief Force the Backup domain reset
  2551. * @rmtoll BDCR BDRST LL_RCC_ForceBackupDomainReset
  2552. * @retval None
  2553. */
  2554. __STATIC_INLINE void LL_RCC_ForceBackupDomainReset(void)
  2555. {
  2556. SET_BIT(RCC->BDCR, RCC_BDCR_BDRST);
  2557. }
  2558. /**
  2559. * @brief Release the Backup domain reset
  2560. * @rmtoll BDCR BDRST LL_RCC_ReleaseBackupDomainReset
  2561. * @retval None
  2562. */
  2563. __STATIC_INLINE void LL_RCC_ReleaseBackupDomainReset(void)
  2564. {
  2565. CLEAR_BIT(RCC->BDCR, RCC_BDCR_BDRST);
  2566. }
  2567. /**
  2568. * @}
  2569. */
  2570. /** @defgroup RCC_LL_EF_PLL PLL
  2571. * @{
  2572. */
  2573. /**
  2574. * @brief Enable PLL
  2575. * @rmtoll CR PLLON LL_RCC_PLL_Enable
  2576. * @retval None
  2577. */
  2578. __STATIC_INLINE void LL_RCC_PLL_Enable(void)
  2579. {
  2580. SET_BIT(RCC->CR, RCC_CR_PLLON);
  2581. }
  2582. /**
  2583. * @brief Disable PLL
  2584. * @note Cannot be disabled if the PLL clock is used as the system clock
  2585. * @rmtoll CR PLLON LL_RCC_PLL_Disable
  2586. * @retval None
  2587. */
  2588. __STATIC_INLINE void LL_RCC_PLL_Disable(void)
  2589. {
  2590. CLEAR_BIT(RCC->CR, RCC_CR_PLLON);
  2591. }
  2592. /**
  2593. * @brief Check if PLL Ready
  2594. * @rmtoll CR PLLRDY LL_RCC_PLL_IsReady
  2595. * @retval State of bit (1 or 0).
  2596. */
  2597. __STATIC_INLINE uint32_t LL_RCC_PLL_IsReady(void)
  2598. {
  2599. return (READ_BIT(RCC->CR, RCC_CR_PLLRDY) == (RCC_CR_PLLRDY));
  2600. }
  2601. /**
  2602. * @brief Configure PLL used for SYSCLK Domain
  2603. * @note PLL Source and PLLM Divider can be written only when PLL,
  2604. * PLLSAI1 and PLLSAI2 (*) are disabled
  2605. * @note PLLN/PLLR can be written only when PLL is disabled
  2606. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SYS\n
  2607. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SYS\n
  2608. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SYS\n
  2609. * PLLCFGR PLLR LL_RCC_PLL_ConfigDomain_SYS
  2610. * @param Source This parameter can be one of the following values:
  2611. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2612. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2613. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2614. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2615. * @param PLLM This parameter can be one of the following values:
  2616. * @arg @ref LL_RCC_PLLM_DIV_1
  2617. * @arg @ref LL_RCC_PLLM_DIV_2
  2618. * @arg @ref LL_RCC_PLLM_DIV_3
  2619. * @arg @ref LL_RCC_PLLM_DIV_4
  2620. * @arg @ref LL_RCC_PLLM_DIV_5
  2621. * @arg @ref LL_RCC_PLLM_DIV_6
  2622. * @arg @ref LL_RCC_PLLM_DIV_7
  2623. * @arg @ref LL_RCC_PLLM_DIV_8
  2624. * @param PLLN Between 8 and 86
  2625. * @param PLLR This parameter can be one of the following values:
  2626. * @arg @ref LL_RCC_PLLR_DIV_2
  2627. * @arg @ref LL_RCC_PLLR_DIV_4
  2628. * @arg @ref LL_RCC_PLLR_DIV_6
  2629. * @arg @ref LL_RCC_PLLR_DIV_8
  2630. * @retval None
  2631. */
  2632. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SYS(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
  2633. {
  2634. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLR,
  2635. Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLR);
  2636. }
  2637. #if defined(RCC_PLLP_DIV_2_31_SUPPORT)
  2638. /**
  2639. * @brief Configure PLL used for SAI domain clock
  2640. * @note PLL Source and PLLM Divider can be written only when PLL,
  2641. * PLLSAI1 and PLLSAI2 (*) are disabled
  2642. * @note PLLN/PLLP can be written only when PLL is disabled
  2643. * @note This can be selected for SAI1 or SAI2 (*)
  2644. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SAI\n
  2645. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SAI\n
  2646. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SAI\n
  2647. * PLLCFGR PLLPDIV LL_RCC_PLL_ConfigDomain_SAI
  2648. * @param Source This parameter can be one of the following values:
  2649. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2650. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2651. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2652. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2653. * @param PLLM This parameter can be one of the following values:
  2654. * @arg @ref LL_RCC_PLLM_DIV_1
  2655. * @arg @ref LL_RCC_PLLM_DIV_2
  2656. * @arg @ref LL_RCC_PLLM_DIV_3
  2657. * @arg @ref LL_RCC_PLLM_DIV_4
  2658. * @arg @ref LL_RCC_PLLM_DIV_5
  2659. * @arg @ref LL_RCC_PLLM_DIV_6
  2660. * @arg @ref LL_RCC_PLLM_DIV_7
  2661. * @arg @ref LL_RCC_PLLM_DIV_8
  2662. * @param PLLN Between 8 and 86
  2663. * @param PLLP This parameter can be one of the following values:
  2664. * @arg @ref LL_RCC_PLLP_DIV_2
  2665. * @arg @ref LL_RCC_PLLP_DIV_3
  2666. * @arg @ref LL_RCC_PLLP_DIV_4
  2667. * @arg @ref LL_RCC_PLLP_DIV_5
  2668. * @arg @ref LL_RCC_PLLP_DIV_6
  2669. * @arg @ref LL_RCC_PLLP_DIV_7
  2670. * @arg @ref LL_RCC_PLLP_DIV_8
  2671. * @arg @ref LL_RCC_PLLP_DIV_9
  2672. * @arg @ref LL_RCC_PLLP_DIV_10
  2673. * @arg @ref LL_RCC_PLLP_DIV_11
  2674. * @arg @ref LL_RCC_PLLP_DIV_12
  2675. * @arg @ref LL_RCC_PLLP_DIV_13
  2676. * @arg @ref LL_RCC_PLLP_DIV_14
  2677. * @arg @ref LL_RCC_PLLP_DIV_15
  2678. * @arg @ref LL_RCC_PLLP_DIV_16
  2679. * @arg @ref LL_RCC_PLLP_DIV_17
  2680. * @arg @ref LL_RCC_PLLP_DIV_18
  2681. * @arg @ref LL_RCC_PLLP_DIV_19
  2682. * @arg @ref LL_RCC_PLLP_DIV_20
  2683. * @arg @ref LL_RCC_PLLP_DIV_21
  2684. * @arg @ref LL_RCC_PLLP_DIV_22
  2685. * @arg @ref LL_RCC_PLLP_DIV_23
  2686. * @arg @ref LL_RCC_PLLP_DIV_24
  2687. * @arg @ref LL_RCC_PLLP_DIV_25
  2688. * @arg @ref LL_RCC_PLLP_DIV_26
  2689. * @arg @ref LL_RCC_PLLP_DIV_27
  2690. * @arg @ref LL_RCC_PLLP_DIV_28
  2691. * @arg @ref LL_RCC_PLLP_DIV_29
  2692. * @arg @ref LL_RCC_PLLP_DIV_30
  2693. * @arg @ref LL_RCC_PLLP_DIV_31
  2694. * @retval None
  2695. */
  2696. #else
  2697. /**
  2698. * @brief Configure PLL used for SAI domain clock
  2699. * @note PLL Source and PLLM Divider can be written only when PLL,
  2700. * PLLSAI1 and PLLSAI2 (*) are disabled
  2701. * @note PLLN/PLLP can be written only when PLL is disabled
  2702. * @note This can be selected for SAI1 or SAI2 (*)
  2703. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SAI\n
  2704. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SAI\n
  2705. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SAI\n
  2706. * PLLCFGR PLLP LL_RCC_PLL_ConfigDomain_SAI
  2707. * @param Source This parameter can be one of the following values:
  2708. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2709. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2710. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2711. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2712. * @param PLLM This parameter can be one of the following values:
  2713. * @arg @ref LL_RCC_PLLM_DIV_1
  2714. * @arg @ref LL_RCC_PLLM_DIV_2
  2715. * @arg @ref LL_RCC_PLLM_DIV_3
  2716. * @arg @ref LL_RCC_PLLM_DIV_4
  2717. * @arg @ref LL_RCC_PLLM_DIV_5
  2718. * @arg @ref LL_RCC_PLLM_DIV_6
  2719. * @arg @ref LL_RCC_PLLM_DIV_7
  2720. * @arg @ref LL_RCC_PLLM_DIV_8
  2721. * @param PLLN Between 8 and 86
  2722. * @param PLLP This parameter can be one of the following values:
  2723. * @arg @ref LL_RCC_PLLP_DIV_7
  2724. * @arg @ref LL_RCC_PLLP_DIV_17
  2725. * @retval None
  2726. */
  2727. #endif /* RCC_PLLP_DIV_2_31_SUPPORT */
  2728. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SAI(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  2729. {
  2730. #if defined(RCC_PLLP_DIV_2_31_SUPPORT)
  2731. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLPDIV,
  2732. Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLP);
  2733. #else
  2734. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLP,
  2735. Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLP);
  2736. #endif /* RCC_PLLP_DIV_2_31_SUPPORT */
  2737. }
  2738. /**
  2739. * @brief Configure PLL used for 48Mhz domain clock
  2740. * @note PLL Source and PLLM Divider can be written only when PLL,
  2741. * PLLSAI1 and PLLSAI2 (*) are disabled
  2742. * @note PLLN/PLLQ can be written only when PLL is disabled
  2743. * @note This can be selected for USB, RNG, SDMMC
  2744. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_48M\n
  2745. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_48M\n
  2746. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_48M\n
  2747. * PLLCFGR PLLQ LL_RCC_PLL_ConfigDomain_48M
  2748. * @param Source This parameter can be one of the following values:
  2749. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2750. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2751. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2752. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2753. * @param PLLM This parameter can be one of the following values:
  2754. * @arg @ref LL_RCC_PLLM_DIV_1
  2755. * @arg @ref LL_RCC_PLLM_DIV_2
  2756. * @arg @ref LL_RCC_PLLM_DIV_3
  2757. * @arg @ref LL_RCC_PLLM_DIV_4
  2758. * @arg @ref LL_RCC_PLLM_DIV_5
  2759. * @arg @ref LL_RCC_PLLM_DIV_6
  2760. * @arg @ref LL_RCC_PLLM_DIV_7
  2761. * @arg @ref LL_RCC_PLLM_DIV_8
  2762. * @param PLLN Between 8 and 86
  2763. * @param PLLQ This parameter can be one of the following values:
  2764. * @arg @ref LL_RCC_PLLQ_DIV_2
  2765. * @arg @ref LL_RCC_PLLQ_DIV_4
  2766. * @arg @ref LL_RCC_PLLQ_DIV_6
  2767. * @arg @ref LL_RCC_PLLQ_DIV_8
  2768. * @retval None
  2769. */
  2770. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_48M(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLQ)
  2771. {
  2772. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLQ,
  2773. Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLQ);
  2774. }
  2775. /**
  2776. * @brief Get Main PLL multiplication factor for VCO
  2777. * @rmtoll PLLCFGR PLLN LL_RCC_PLL_GetN
  2778. * @retval Between 8 and 86
  2779. */
  2780. __STATIC_INLINE uint32_t LL_RCC_PLL_GetN(void)
  2781. {
  2782. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLN) >> RCC_PLLCFGR_PLLN_Pos);
  2783. }
  2784. #if defined(RCC_PLLP_DIV_2_31_SUPPORT)
  2785. /**
  2786. * @brief Get Main PLL division factor for PLLP
  2787. * @note used for PLLSAI3CLK (SAI1 and SAI2 clock)
  2788. * @rmtoll PLLCFGR PLLPDIV LL_RCC_PLL_GetP
  2789. * @retval Returned value can be one of the following values:
  2790. * @arg @ref LL_RCC_PLLP_DIV_2
  2791. * @arg @ref LL_RCC_PLLP_DIV_3
  2792. * @arg @ref LL_RCC_PLLP_DIV_4
  2793. * @arg @ref LL_RCC_PLLP_DIV_5
  2794. * @arg @ref LL_RCC_PLLP_DIV_6
  2795. * @arg @ref LL_RCC_PLLP_DIV_7
  2796. * @arg @ref LL_RCC_PLLP_DIV_8
  2797. * @arg @ref LL_RCC_PLLP_DIV_9
  2798. * @arg @ref LL_RCC_PLLP_DIV_10
  2799. * @arg @ref LL_RCC_PLLP_DIV_11
  2800. * @arg @ref LL_RCC_PLLP_DIV_12
  2801. * @arg @ref LL_RCC_PLLP_DIV_13
  2802. * @arg @ref LL_RCC_PLLP_DIV_14
  2803. * @arg @ref LL_RCC_PLLP_DIV_15
  2804. * @arg @ref LL_RCC_PLLP_DIV_16
  2805. * @arg @ref LL_RCC_PLLP_DIV_17
  2806. * @arg @ref LL_RCC_PLLP_DIV_18
  2807. * @arg @ref LL_RCC_PLLP_DIV_19
  2808. * @arg @ref LL_RCC_PLLP_DIV_20
  2809. * @arg @ref LL_RCC_PLLP_DIV_21
  2810. * @arg @ref LL_RCC_PLLP_DIV_22
  2811. * @arg @ref LL_RCC_PLLP_DIV_23
  2812. * @arg @ref LL_RCC_PLLP_DIV_24
  2813. * @arg @ref LL_RCC_PLLP_DIV_25
  2814. * @arg @ref LL_RCC_PLLP_DIV_26
  2815. * @arg @ref LL_RCC_PLLP_DIV_27
  2816. * @arg @ref LL_RCC_PLLP_DIV_28
  2817. * @arg @ref LL_RCC_PLLP_DIV_29
  2818. * @arg @ref LL_RCC_PLLP_DIV_30
  2819. * @arg @ref LL_RCC_PLLP_DIV_31
  2820. */
  2821. __STATIC_INLINE uint32_t LL_RCC_PLL_GetP(void)
  2822. {
  2823. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPDIV));
  2824. }
  2825. #else
  2826. /**
  2827. * @brief Get Main PLL division factor for PLLP
  2828. * @note used for PLLSAI3CLK (SAI1 and SAI2 clock)
  2829. * @rmtoll PLLCFGR PLLP LL_RCC_PLL_GetP
  2830. * @retval Returned value can be one of the following values:
  2831. * @arg @ref LL_RCC_PLLP_DIV_7
  2832. * @arg @ref LL_RCC_PLLP_DIV_17
  2833. */
  2834. __STATIC_INLINE uint32_t LL_RCC_PLL_GetP(void)
  2835. {
  2836. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLP));
  2837. }
  2838. #endif /* RCC_PLLP_DIV_2_31_SUPPORT */
  2839. /**
  2840. * @brief Get Main PLL division factor for PLLQ
  2841. * @note used for PLL48M1CLK selected for USB, RNG, SDMMC (48 MHz clock)
  2842. * @rmtoll PLLCFGR PLLQ LL_RCC_PLL_GetQ
  2843. * @retval Returned value can be one of the following values:
  2844. * @arg @ref LL_RCC_PLLQ_DIV_2
  2845. * @arg @ref LL_RCC_PLLQ_DIV_4
  2846. * @arg @ref LL_RCC_PLLQ_DIV_6
  2847. * @arg @ref LL_RCC_PLLQ_DIV_8
  2848. */
  2849. __STATIC_INLINE uint32_t LL_RCC_PLL_GetQ(void)
  2850. {
  2851. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQ));
  2852. }
  2853. /**
  2854. * @brief Get Main PLL division factor for PLLR
  2855. * @note used for PLLCLK (system clock)
  2856. * @rmtoll PLLCFGR PLLR LL_RCC_PLL_GetR
  2857. * @retval Returned value can be one of the following values:
  2858. * @arg @ref LL_RCC_PLLR_DIV_2
  2859. * @arg @ref LL_RCC_PLLR_DIV_4
  2860. * @arg @ref LL_RCC_PLLR_DIV_6
  2861. * @arg @ref LL_RCC_PLLR_DIV_8
  2862. */
  2863. __STATIC_INLINE uint32_t LL_RCC_PLL_GetR(void)
  2864. {
  2865. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLR));
  2866. }
  2867. /**
  2868. * @brief Get the oscillator used as PLL clock source.
  2869. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_GetMainSource
  2870. * @retval Returned value can be one of the following values:
  2871. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2872. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2873. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2874. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2875. */
  2876. __STATIC_INLINE uint32_t LL_RCC_PLL_GetMainSource(void)
  2877. {
  2878. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC));
  2879. }
  2880. /**
  2881. * @brief Get Division factor for the main PLL and other PLL
  2882. * @rmtoll PLLCFGR PLLM LL_RCC_PLL_GetDivider
  2883. * @retval Returned value can be one of the following values:
  2884. * @arg @ref LL_RCC_PLLM_DIV_1
  2885. * @arg @ref LL_RCC_PLLM_DIV_2
  2886. * @arg @ref LL_RCC_PLLM_DIV_3
  2887. * @arg @ref LL_RCC_PLLM_DIV_4
  2888. * @arg @ref LL_RCC_PLLM_DIV_5
  2889. * @arg @ref LL_RCC_PLLM_DIV_6
  2890. * @arg @ref LL_RCC_PLLM_DIV_7
  2891. * @arg @ref LL_RCC_PLLM_DIV_8
  2892. */
  2893. __STATIC_INLINE uint32_t LL_RCC_PLL_GetDivider(void)
  2894. {
  2895. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLM));
  2896. }
  2897. /**
  2898. * @brief Enable PLL output mapped on SAI domain clock
  2899. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_EnableDomain_SAI
  2900. * @retval None
  2901. */
  2902. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_SAI(void)
  2903. {
  2904. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  2905. }
  2906. /**
  2907. * @brief Disable PLL output mapped on SAI domain clock
  2908. * @note Cannot be disabled if the PLL clock is used as the system
  2909. * clock
  2910. * @note In order to save power, when the PLLCLK of the PLL is
  2911. * not used, should be 0
  2912. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_DisableDomain_SAI
  2913. * @retval None
  2914. */
  2915. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_SAI(void)
  2916. {
  2917. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  2918. }
  2919. /**
  2920. * @brief Enable PLL output mapped on 48MHz domain clock
  2921. * @rmtoll PLLCFGR PLLQEN LL_RCC_PLL_EnableDomain_48M
  2922. * @retval None
  2923. */
  2924. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_48M(void)
  2925. {
  2926. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQEN);
  2927. }
  2928. /**
  2929. * @brief Disable PLL output mapped on 48MHz domain clock
  2930. * @note Cannot be disabled if the PLL clock is used as the system
  2931. * clock
  2932. * @note In order to save power, when the PLLCLK of the PLL is
  2933. * not used, should be 0
  2934. * @rmtoll PLLCFGR PLLQEN LL_RCC_PLL_DisableDomain_48M
  2935. * @retval None
  2936. */
  2937. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_48M(void)
  2938. {
  2939. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQEN);
  2940. }
  2941. /**
  2942. * @brief Enable PLL output mapped on SYSCLK domain
  2943. * @rmtoll PLLCFGR PLLREN LL_RCC_PLL_EnableDomain_SYS
  2944. * @retval None
  2945. */
  2946. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_SYS(void)
  2947. {
  2948. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLREN);
  2949. }
  2950. /**
  2951. * @brief Disable PLL output mapped on SYSCLK domain
  2952. * @note Cannot be disabled if the PLL clock is used as the system
  2953. * clock
  2954. * @note In order to save power, when the PLLCLK of the PLL is
  2955. * not used, Main PLL should be 0
  2956. * @rmtoll PLLCFGR PLLREN LL_RCC_PLL_DisableDomain_SYS
  2957. * @retval None
  2958. */
  2959. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_SYS(void)
  2960. {
  2961. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLREN);
  2962. }
  2963. /**
  2964. * @}
  2965. */
  2966. /** @defgroup RCC_LL_EF_PLLSAI1 PLLSAI1
  2967. * @{
  2968. */
  2969. /**
  2970. * @brief Enable PLLSAI1
  2971. * @rmtoll CR PLLSAI1ON LL_RCC_PLLSAI1_Enable
  2972. * @retval None
  2973. */
  2974. __STATIC_INLINE void LL_RCC_PLLSAI1_Enable(void)
  2975. {
  2976. SET_BIT(RCC->CR, RCC_CR_PLLSAI1ON);
  2977. }
  2978. /**
  2979. * @brief Disable PLLSAI1
  2980. * @rmtoll CR PLLSAI1ON LL_RCC_PLLSAI1_Disable
  2981. * @retval None
  2982. */
  2983. __STATIC_INLINE void LL_RCC_PLLSAI1_Disable(void)
  2984. {
  2985. CLEAR_BIT(RCC->CR, RCC_CR_PLLSAI1ON);
  2986. }
  2987. /**
  2988. * @brief Check if PLLSAI1 Ready
  2989. * @rmtoll CR PLLSAI1RDY LL_RCC_PLLSAI1_IsReady
  2990. * @retval State of bit (1 or 0).
  2991. */
  2992. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_IsReady(void)
  2993. {
  2994. return (READ_BIT(RCC->CR, RCC_CR_PLLSAI1RDY) == (RCC_CR_PLLSAI1RDY));
  2995. }
  2996. /**
  2997. * @brief Configure PLLSAI1 used for 48Mhz domain clock
  2998. * @note PLL Source and PLLM Divider can be written only when PLL,
  2999. * PLLSAI1 and PLLSAI2 (*) are disabled
  3000. * @note PLLN/PLLQ can be written only when PLLSAI1 is disabled
  3001. * @note This can be selected for USB, RNG, SDMMC
  3002. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3003. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3004. * PLLSAI1CFGR PLLSAI1N LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3005. * PLLSAI1CFGR PLLSAI1Q LL_RCC_PLLSAI1_ConfigDomain_48M
  3006. * @param Source This parameter can be one of the following values:
  3007. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3008. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3009. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3010. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3011. * @param PLLM This parameter can be one of the following values:
  3012. * @arg @ref LL_RCC_PLLM_DIV_1
  3013. * @arg @ref LL_RCC_PLLM_DIV_2
  3014. * @arg @ref LL_RCC_PLLM_DIV_3
  3015. * @arg @ref LL_RCC_PLLM_DIV_4
  3016. * @arg @ref LL_RCC_PLLM_DIV_5
  3017. * @arg @ref LL_RCC_PLLM_DIV_6
  3018. * @arg @ref LL_RCC_PLLM_DIV_7
  3019. * @arg @ref LL_RCC_PLLM_DIV_8
  3020. * @param PLLN Between 8 and 86
  3021. * @param PLLQ This parameter can be one of the following values:
  3022. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  3023. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  3024. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  3025. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  3026. * @retval None
  3027. */
  3028. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_48M(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLQ)
  3029. {
  3030. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3031. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1N | RCC_PLLSAI1CFGR_PLLSAI1Q, PLLN << RCC_PLLSAI1CFGR_PLLSAI1N_Pos | PLLQ);
  3032. }
  3033. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  3034. /**
  3035. * @brief Configure PLLSAI1 used for SAI domain clock
  3036. * @note PLL Source and PLLM Divider can be written only when PLL,
  3037. * PLLSAI1 and PLLSAI2 (*) are disabled
  3038. * @note PLLN/PLLP can be written only when PLLSAI1 is disabled
  3039. * @note This can be selected for SAI1 or SAI2 (*)
  3040. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3041. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3042. * PLLSAI1CFGR PLLSAI1N LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3043. * PLLSAI1CFGR PLLSAI1PDIV LL_RCC_PLLSAI1_ConfigDomain_SAI
  3044. * @param Source This parameter can be one of the following values:
  3045. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3046. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3047. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3048. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3049. * @param PLLM This parameter can be one of the following values:
  3050. * @arg @ref LL_RCC_PLLM_DIV_1
  3051. * @arg @ref LL_RCC_PLLM_DIV_2
  3052. * @arg @ref LL_RCC_PLLM_DIV_3
  3053. * @arg @ref LL_RCC_PLLM_DIV_4
  3054. * @arg @ref LL_RCC_PLLM_DIV_5
  3055. * @arg @ref LL_RCC_PLLM_DIV_6
  3056. * @arg @ref LL_RCC_PLLM_DIV_7
  3057. * @arg @ref LL_RCC_PLLM_DIV_8
  3058. * @param PLLN Between 8 and 86
  3059. * @param PLLP This parameter can be one of the following values:
  3060. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  3061. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  3062. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  3063. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  3064. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  3065. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3066. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  3067. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  3068. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  3069. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  3070. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  3071. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  3072. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  3073. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  3074. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  3075. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3076. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  3077. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  3078. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  3079. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  3080. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  3081. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  3082. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  3083. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  3084. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  3085. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  3086. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  3087. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  3088. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  3089. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  3090. * @retval None
  3091. */
  3092. #else
  3093. /**
  3094. * @brief Configure PLLSAI1 used for SAI domain clock
  3095. * @note PLL Source and PLLM Divider can be written only when PLL,
  3096. * PLLSAI1 and PLLSAI2 (*) are disabled
  3097. * @note PLLN/PLLP can be written only when PLLSAI1 is disabled
  3098. * @note This can be selected for SAI1 or SAI2 (*)
  3099. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3100. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3101. * PLLSAI1CFGR PLLSAI1N LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3102. * PLLSAI1CFGR PLLSAI1P LL_RCC_PLLSAI1_ConfigDomain_SAI
  3103. * @param Source This parameter can be one of the following values:
  3104. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3105. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3106. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3107. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3108. * @param PLLM This parameter can be one of the following values:
  3109. * @arg @ref LL_RCC_PLLM_DIV_1
  3110. * @arg @ref LL_RCC_PLLM_DIV_2
  3111. * @arg @ref LL_RCC_PLLM_DIV_3
  3112. * @arg @ref LL_RCC_PLLM_DIV_4
  3113. * @arg @ref LL_RCC_PLLM_DIV_5
  3114. * @arg @ref LL_RCC_PLLM_DIV_6
  3115. * @arg @ref LL_RCC_PLLM_DIV_7
  3116. * @arg @ref LL_RCC_PLLM_DIV_8
  3117. * @param PLLN Between 8 and 86
  3118. * @param PLLP This parameter can be one of the following values:
  3119. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3120. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3121. * @retval None
  3122. */
  3123. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  3124. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_SAI(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  3125. {
  3126. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3127. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  3128. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1N | RCC_PLLSAI1CFGR_PLLSAI1PDIV,
  3129. PLLN << RCC_PLLSAI1CFGR_PLLSAI1N_Pos | PLLP);
  3130. #else
  3131. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1N | RCC_PLLSAI1CFGR_PLLSAI1P, PLLN << RCC_PLLSAI1CFGR_PLLSAI1N_Pos | PLLP);
  3132. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  3133. }
  3134. /**
  3135. * @brief Configure PLLSAI1 used for ADC domain clock
  3136. * @note PLL Source and PLLM Divider can be written only when PLL,
  3137. * PLLSAI1 and PLLSAI2 (*) are disabled
  3138. * @note PLLN/PLLR can be written only when PLLSAI1 is disabled
  3139. * @note This can be selected for ADC
  3140. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3141. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3142. * PLLSAI1CFGR PLLSAI1N LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3143. * PLLSAI1CFGR PLLSAI1R LL_RCC_PLLSAI1_ConfigDomain_ADC
  3144. * @param Source This parameter can be one of the following values:
  3145. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3146. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3147. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3148. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3149. * @param PLLM This parameter can be one of the following values:
  3150. * @arg @ref LL_RCC_PLLM_DIV_1
  3151. * @arg @ref LL_RCC_PLLM_DIV_2
  3152. * @arg @ref LL_RCC_PLLM_DIV_3
  3153. * @arg @ref LL_RCC_PLLM_DIV_4
  3154. * @arg @ref LL_RCC_PLLM_DIV_5
  3155. * @arg @ref LL_RCC_PLLM_DIV_6
  3156. * @arg @ref LL_RCC_PLLM_DIV_7
  3157. * @arg @ref LL_RCC_PLLM_DIV_8
  3158. * @param PLLN Between 8 and 86
  3159. * @param PLLR This parameter can be one of the following values:
  3160. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  3161. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  3162. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  3163. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  3164. * @retval None
  3165. */
  3166. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_ADC(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
  3167. {
  3168. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3169. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1N | RCC_PLLSAI1CFGR_PLLSAI1R, PLLN << RCC_PLLSAI1CFGR_PLLSAI1N_Pos | PLLR);
  3170. }
  3171. /**
  3172. * @brief Get SAI1PLL multiplication factor for VCO
  3173. * @rmtoll PLLSAI1CFGR PLLSAI1N LL_RCC_PLLSAI1_GetN
  3174. * @retval Between 8 and 86
  3175. */
  3176. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetN(void)
  3177. {
  3178. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1N) >> RCC_PLLSAI1CFGR_PLLSAI1N_Pos);
  3179. }
  3180. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  3181. /**
  3182. * @brief Get SAI1PLL division factor for PLLSAI1P
  3183. * @note used for PLLSAI1CLK (SAI1 or SAI2 (*) clock).
  3184. * @rmtoll PLLSAI1CFGR PLLSAI1PDIV LL_RCC_PLLSAI1_GetP
  3185. * @retval Returned value can be one of the following values:
  3186. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  3187. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  3188. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  3189. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  3190. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  3191. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3192. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  3193. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  3194. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  3195. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  3196. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  3197. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  3198. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  3199. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  3200. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  3201. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3202. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  3203. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  3204. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  3205. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  3206. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  3207. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  3208. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  3209. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  3210. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  3211. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  3212. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  3213. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  3214. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  3215. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  3216. */
  3217. #else
  3218. /**
  3219. * @brief Get SAI1PLL division factor for PLLSAI1P
  3220. * @note used for PLLSAI1CLK (SAI1 or SAI2 (*) clock).
  3221. * @rmtoll PLLSAI1CFGR PLLSAI1P LL_RCC_PLLSAI1_GetP
  3222. * @retval Returned value can be one of the following values:
  3223. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3224. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3225. */
  3226. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  3227. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetP(void)
  3228. {
  3229. #if defined(RCC_PLLSAI1P_DIV_2_31_SUPPORT)
  3230. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1PDIV));
  3231. #else
  3232. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1P));
  3233. #endif /* RCC_PLLSAI1P_DIV_2_31_SUPPORT */
  3234. }
  3235. /**
  3236. * @brief Get SAI1PLL division factor for PLLSAI1Q
  3237. * @note used PLL48M2CLK selected for USB, RNG, SDMMC (48 MHz clock)
  3238. * @rmtoll PLLSAI1CFGR PLLSAI1Q LL_RCC_PLLSAI1_GetQ
  3239. * @retval Returned value can be one of the following values:
  3240. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  3241. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  3242. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  3243. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  3244. */
  3245. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetQ(void)
  3246. {
  3247. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1Q));
  3248. }
  3249. /**
  3250. * @brief Get PLLSAI1 division factor for PLLSAIR
  3251. * @note used for PLLADC1CLK (ADC clock)
  3252. * @rmtoll PLLSAI1CFGR PLLSAI1R LL_RCC_PLLSAI1_GetR
  3253. * @retval Returned value can be one of the following values:
  3254. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  3255. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  3256. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  3257. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  3258. */
  3259. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetR(void)
  3260. {
  3261. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1R));
  3262. }
  3263. /**
  3264. * @brief Enable PLLSAI1 output mapped on SAI domain clock
  3265. * @rmtoll PLLSAI1CFGR PLLSAI1PEN LL_RCC_PLLSAI1_EnableDomain_SAI
  3266. * @retval None
  3267. */
  3268. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_SAI(void)
  3269. {
  3270. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1PEN);
  3271. }
  3272. /**
  3273. * @brief Disable PLLSAI1 output mapped on SAI domain clock
  3274. * @note In order to save power, when of the PLLSAI1 is
  3275. * not used, should be 0
  3276. * @rmtoll PLLSAI1CFGR PLLSAI1PEN LL_RCC_PLLSAI1_DisableDomain_SAI
  3277. * @retval None
  3278. */
  3279. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_SAI(void)
  3280. {
  3281. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1PEN);
  3282. }
  3283. /**
  3284. * @brief Enable PLLSAI1 output mapped on 48MHz domain clock
  3285. * @rmtoll PLLSAI1CFGR PLLSAI1QEN LL_RCC_PLLSAI1_EnableDomain_48M
  3286. * @retval None
  3287. */
  3288. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_48M(void)
  3289. {
  3290. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1QEN);
  3291. }
  3292. /**
  3293. * @brief Disable PLLSAI1 output mapped on 48MHz domain clock
  3294. * @note In order to save power, when of the PLLSAI1 is
  3295. * not used, should be 0
  3296. * @rmtoll PLLSAI1CFGR PLLSAI1QEN LL_RCC_PLLSAI1_DisableDomain_48M
  3297. * @retval None
  3298. */
  3299. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_48M(void)
  3300. {
  3301. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1QEN);
  3302. }
  3303. /**
  3304. * @brief Enable PLLSAI1 output mapped on ADC domain clock
  3305. * @rmtoll PLLSAI1CFGR PLLSAI1REN LL_RCC_PLLSAI1_EnableDomain_ADC
  3306. * @retval None
  3307. */
  3308. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_ADC(void)
  3309. {
  3310. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1REN);
  3311. }
  3312. /**
  3313. * @brief Disable PLLSAI1 output mapped on ADC domain clock
  3314. * @note In order to save power, when of the PLLSAI1 is
  3315. * not used, Main PLLSAI1 should be 0
  3316. * @rmtoll PLLSAI1CFGR PLLSAI1REN LL_RCC_PLLSAI1_DisableDomain_ADC
  3317. * @retval None
  3318. */
  3319. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_ADC(void)
  3320. {
  3321. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLSAI1REN);
  3322. }
  3323. /**
  3324. * @}
  3325. */
  3326. #if defined(RCC_PLLSAI2_SUPPORT)
  3327. /** @defgroup RCC_LL_EF_PLLSAI2 PLLSAI2
  3328. * @{
  3329. */
  3330. /**
  3331. * @brief Enable PLLSAI2
  3332. * @rmtoll CR PLLSAI2ON LL_RCC_PLLSAI2_Enable
  3333. * @retval None
  3334. */
  3335. __STATIC_INLINE void LL_RCC_PLLSAI2_Enable(void)
  3336. {
  3337. SET_BIT(RCC->CR, RCC_CR_PLLSAI2ON);
  3338. }
  3339. /**
  3340. * @brief Disable PLLSAI2
  3341. * @rmtoll CR PLLSAI2ON LL_RCC_PLLSAI2_Disable
  3342. * @retval None
  3343. */
  3344. __STATIC_INLINE void LL_RCC_PLLSAI2_Disable(void)
  3345. {
  3346. CLEAR_BIT(RCC->CR, RCC_CR_PLLSAI2ON);
  3347. }
  3348. /**
  3349. * @brief Check if PLLSAI2 Ready
  3350. * @rmtoll CR PLLSAI2RDY LL_RCC_PLLSAI2_IsReady
  3351. * @retval State of bit (1 or 0).
  3352. */
  3353. __STATIC_INLINE uint32_t LL_RCC_PLLSAI2_IsReady(void)
  3354. {
  3355. return (READ_BIT(RCC->CR, RCC_CR_PLLSAI2RDY) == (RCC_CR_PLLSAI2RDY));
  3356. }
  3357. /**
  3358. * @brief Configure PLLSAI2 used for SAI domain clock
  3359. * @note PLL Source and PLLM Divider can be written only when PLL,
  3360. * PLLSAI2 and PLLSAI2 are disabled
  3361. * @note PLLN/PLLP can be written only when PLLSAI2 is disabled
  3362. * @note This can be selected for SAI1 or SAI2
  3363. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI2_ConfigDomain_SAI\n
  3364. * PLLCFGR PLLM LL_RCC_PLLSAI2_ConfigDomain_SAI\n
  3365. * PLLSAI2CFGR PLLSAI2N LL_RCC_PLLSAI2_ConfigDomain_SAI\n
  3366. * PLLSAI2CFGR PLLSAI2P LL_RCC_PLLSAI2_ConfigDomain_SAI
  3367. * @param Source This parameter can be one of the following values:
  3368. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3369. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3370. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3371. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3372. * @param PLLM This parameter can be one of the following values:
  3373. * @arg @ref LL_RCC_PLLM_DIV_1
  3374. * @arg @ref LL_RCC_PLLM_DIV_2
  3375. * @arg @ref LL_RCC_PLLM_DIV_3
  3376. * @arg @ref LL_RCC_PLLM_DIV_4
  3377. * @arg @ref LL_RCC_PLLM_DIV_5
  3378. * @arg @ref LL_RCC_PLLM_DIV_6
  3379. * @arg @ref LL_RCC_PLLM_DIV_7
  3380. * @arg @ref LL_RCC_PLLM_DIV_8
  3381. * @param PLLN Between 8 and 86
  3382. * @param PLLP This parameter can be one of the following values:
  3383. * @arg @ref LL_RCC_PLLSAI2P_DIV_7
  3384. * @arg @ref LL_RCC_PLLSAI2P_DIV_17
  3385. * @retval None
  3386. */
  3387. __STATIC_INLINE void LL_RCC_PLLSAI2_ConfigDomain_SAI(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  3388. {
  3389. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3390. MODIFY_REG(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2N | RCC_PLLSAI2CFGR_PLLSAI2P, PLLN << RCC_PLLSAI2CFGR_PLLSAI2N_Pos | PLLP);
  3391. }
  3392. /**
  3393. * @brief Configure PLLSAI2 used for ADC domain clock
  3394. * @note PLL Source and PLLM Divider can be written only when PLL,
  3395. * PLLSAI2 and PLLSAI2 are disabled
  3396. * @note PLLN/PLLR can be written only when PLLSAI2 is disabled
  3397. * @note This can be selected for ADC
  3398. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI2_ConfigDomain_ADC\n
  3399. * PLLCFGR PLLM LL_RCC_PLLSAI2_ConfigDomain_ADC\n
  3400. * PLLSAI2CFGR PLLSAI2N LL_RCC_PLLSAI2_ConfigDomain_ADC\n
  3401. * PLLSAI2CFGR PLLSAI2R LL_RCC_PLLSAI2_ConfigDomain_ADC
  3402. * @param Source This parameter can be one of the following values:
  3403. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3404. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3405. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3406. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3407. * @param PLLM This parameter can be one of the following values:
  3408. * @arg @ref LL_RCC_PLLM_DIV_1
  3409. * @arg @ref LL_RCC_PLLM_DIV_2
  3410. * @arg @ref LL_RCC_PLLM_DIV_3
  3411. * @arg @ref LL_RCC_PLLM_DIV_4
  3412. * @arg @ref LL_RCC_PLLM_DIV_5
  3413. * @arg @ref LL_RCC_PLLM_DIV_6
  3414. * @arg @ref LL_RCC_PLLM_DIV_7
  3415. * @arg @ref LL_RCC_PLLM_DIV_8
  3416. * @param PLLN Between 8 and 86
  3417. * @param PLLR This parameter can be one of the following values:
  3418. * @arg @ref LL_RCC_PLLSAI2R_DIV_2
  3419. * @arg @ref LL_RCC_PLLSAI2R_DIV_4
  3420. * @arg @ref LL_RCC_PLLSAI2R_DIV_6
  3421. * @arg @ref LL_RCC_PLLSAI2R_DIV_8
  3422. * @retval None
  3423. */
  3424. __STATIC_INLINE void LL_RCC_PLLSAI2_ConfigDomain_ADC(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
  3425. {
  3426. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3427. MODIFY_REG(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2N | RCC_PLLSAI2CFGR_PLLSAI2R, PLLN << RCC_PLLSAI2CFGR_PLLSAI2N_Pos | PLLR);
  3428. }
  3429. /**
  3430. * @brief Get SAI2PLL multiplication factor for VCO
  3431. * @rmtoll PLLSAI2CFGR PLLSAI2N LL_RCC_PLLSAI2_GetN
  3432. * @retval Between 8 and 86
  3433. */
  3434. __STATIC_INLINE uint32_t LL_RCC_PLLSAI2_GetN(void)
  3435. {
  3436. return (uint32_t)(READ_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2N) >> RCC_PLLSAI2CFGR_PLLSAI2N_Pos);
  3437. }
  3438. /**
  3439. * @brief Get SAI2PLL division factor for PLLSAI2P
  3440. * @note used for PLLSAI2CLK (SAI1 or SAI2 clock).
  3441. * @rmtoll PLLSAI2CFGR PLLSAI2P LL_RCC_PLLSAI2_GetP
  3442. * @retval Returned value can be one of the following values:
  3443. * @arg @ref LL_RCC_PLLSAI2P_DIV_7
  3444. * @arg @ref LL_RCC_PLLSAI2P_DIV_17
  3445. */
  3446. __STATIC_INLINE uint32_t LL_RCC_PLLSAI2_GetP(void)
  3447. {
  3448. return (uint32_t)(READ_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2P));
  3449. }
  3450. /**
  3451. * @brief Get SAI2PLL division factor for PLLSAI2R
  3452. * @note used for PLLADC2CLK (ADC clock)
  3453. * @rmtoll PLLSAI2CFGR PLLSAI2R LL_RCC_PLLSAI2_GetR
  3454. * @retval Returned value can be one of the following values:
  3455. * @arg @ref LL_RCC_PLLSAI2R_DIV_2
  3456. * @arg @ref LL_RCC_PLLSAI2R_DIV_4
  3457. * @arg @ref LL_RCC_PLLSAI2R_DIV_6
  3458. * @arg @ref LL_RCC_PLLSAI2R_DIV_8
  3459. */
  3460. __STATIC_INLINE uint32_t LL_RCC_PLLSAI2_GetR(void)
  3461. {
  3462. return (uint32_t)(READ_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2R));
  3463. }
  3464. /**
  3465. * @brief Enable PLLSAI2 output mapped on SAI domain clock
  3466. * @rmtoll PLLSAI2CFGR PLLSAI2PEN LL_RCC_PLLSAI2_EnableDomain_SAI
  3467. * @retval None
  3468. */
  3469. __STATIC_INLINE void LL_RCC_PLLSAI2_EnableDomain_SAI(void)
  3470. {
  3471. SET_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2PEN);
  3472. }
  3473. /**
  3474. * @brief Disable PLLSAI2 output mapped on SAI domain clock
  3475. * @note In order to save power, when of the PLLSAI2 is
  3476. * not used, should be 0
  3477. * @rmtoll PLLSAI2CFGR PLLSAI2PEN LL_RCC_PLLSAI2_DisableDomain_SAI
  3478. * @retval None
  3479. */
  3480. __STATIC_INLINE void LL_RCC_PLLSAI2_DisableDomain_SAI(void)
  3481. {
  3482. CLEAR_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2PEN);
  3483. }
  3484. /**
  3485. * @brief Enable PLLSAI2 output mapped on ADC domain clock
  3486. * @rmtoll PLLSAI2CFGR PLLSAI2REN LL_RCC_PLLSAI2_EnableDomain_ADC
  3487. * @retval None
  3488. */
  3489. __STATIC_INLINE void LL_RCC_PLLSAI2_EnableDomain_ADC(void)
  3490. {
  3491. SET_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2REN);
  3492. }
  3493. /**
  3494. * @brief Disable PLLSAI2 output mapped on ADC domain clock
  3495. * @note In order to save power, when of the PLLSAI2 is
  3496. * not used, Main PLLSAI2 should be 0
  3497. * @rmtoll PLLSAI2CFGR PLLSAI2REN LL_RCC_PLLSAI2_DisableDomain_ADC
  3498. * @retval None
  3499. */
  3500. __STATIC_INLINE void LL_RCC_PLLSAI2_DisableDomain_ADC(void)
  3501. {
  3502. CLEAR_BIT(RCC->PLLSAI2CFGR, RCC_PLLSAI2CFGR_PLLSAI2REN);
  3503. }
  3504. /**
  3505. * @}
  3506. */
  3507. #endif /* RCC_PLLSAI2_SUPPORT */
  3508. /** @defgroup RCC_LL_EF_FLAG_Management FLAG Management
  3509. * @{
  3510. */
  3511. /**
  3512. * @brief Clear LSI ready interrupt flag
  3513. * @rmtoll CICR LSIRDYC LL_RCC_ClearFlag_LSIRDY
  3514. * @retval None
  3515. */
  3516. __STATIC_INLINE void LL_RCC_ClearFlag_LSIRDY(void)
  3517. {
  3518. SET_BIT(RCC->CICR, RCC_CICR_LSIRDYC);
  3519. }
  3520. /**
  3521. * @brief Clear LSE ready interrupt flag
  3522. * @rmtoll CICR LSERDYC LL_RCC_ClearFlag_LSERDY
  3523. * @retval None
  3524. */
  3525. __STATIC_INLINE void LL_RCC_ClearFlag_LSERDY(void)
  3526. {
  3527. SET_BIT(RCC->CICR, RCC_CICR_LSERDYC);
  3528. }
  3529. /**
  3530. * @brief Clear MSI ready interrupt flag
  3531. * @rmtoll CICR MSIRDYC LL_RCC_ClearFlag_MSIRDY
  3532. * @retval None
  3533. */
  3534. __STATIC_INLINE void LL_RCC_ClearFlag_MSIRDY(void)
  3535. {
  3536. SET_BIT(RCC->CICR, RCC_CICR_MSIRDYC);
  3537. }
  3538. /**
  3539. * @brief Clear HSI ready interrupt flag
  3540. * @rmtoll CICR HSIRDYC LL_RCC_ClearFlag_HSIRDY
  3541. * @retval None
  3542. */
  3543. __STATIC_INLINE void LL_RCC_ClearFlag_HSIRDY(void)
  3544. {
  3545. SET_BIT(RCC->CICR, RCC_CICR_HSIRDYC);
  3546. }
  3547. /**
  3548. * @brief Clear HSE ready interrupt flag
  3549. * @rmtoll CICR HSERDYC LL_RCC_ClearFlag_HSERDY
  3550. * @retval None
  3551. */
  3552. __STATIC_INLINE void LL_RCC_ClearFlag_HSERDY(void)
  3553. {
  3554. SET_BIT(RCC->CICR, RCC_CICR_HSERDYC);
  3555. }
  3556. /**
  3557. * @brief Clear PLL ready interrupt flag
  3558. * @rmtoll CICR PLLRDYC LL_RCC_ClearFlag_PLLRDY
  3559. * @retval None
  3560. */
  3561. __STATIC_INLINE void LL_RCC_ClearFlag_PLLRDY(void)
  3562. {
  3563. SET_BIT(RCC->CICR, RCC_CICR_PLLRDYC);
  3564. }
  3565. #if defined(RCC_HSI48_SUPPORT)
  3566. /**
  3567. * @brief Clear HSI48 ready interrupt flag
  3568. * @rmtoll CICR HSI48RDYC LL_RCC_ClearFlag_HSI48RDY
  3569. * @retval None
  3570. */
  3571. __STATIC_INLINE void LL_RCC_ClearFlag_HSI48RDY(void)
  3572. {
  3573. SET_BIT(RCC->CICR, RCC_CICR_HSI48RDYC);
  3574. }
  3575. #endif /* RCC_HSI48_SUPPORT */
  3576. /**
  3577. * @brief Clear PLLSAI1 ready interrupt flag
  3578. * @rmtoll CICR PLLSAI1RDYC LL_RCC_ClearFlag_PLLSAI1RDY
  3579. * @retval None
  3580. */
  3581. __STATIC_INLINE void LL_RCC_ClearFlag_PLLSAI1RDY(void)
  3582. {
  3583. SET_BIT(RCC->CICR, RCC_CICR_PLLSAI1RDYC);
  3584. }
  3585. #if defined(RCC_PLLSAI2_SUPPORT)
  3586. /**
  3587. * @brief Clear PLLSAI1 ready interrupt flag
  3588. * @rmtoll CICR PLLSAI2RDYC LL_RCC_ClearFlag_PLLSAI2RDY
  3589. * @retval None
  3590. */
  3591. __STATIC_INLINE void LL_RCC_ClearFlag_PLLSAI2RDY(void)
  3592. {
  3593. SET_BIT(RCC->CICR, RCC_CICR_PLLSAI2RDYC);
  3594. }
  3595. #endif /* RCC_PLLSAI2_SUPPORT */
  3596. /**
  3597. * @brief Clear Clock security system interrupt flag
  3598. * @rmtoll CICR CSSC LL_RCC_ClearFlag_HSECSS
  3599. * @retval None
  3600. */
  3601. __STATIC_INLINE void LL_RCC_ClearFlag_HSECSS(void)
  3602. {
  3603. SET_BIT(RCC->CICR, RCC_CICR_CSSC);
  3604. }
  3605. /**
  3606. * @brief Clear LSE Clock security system interrupt flag
  3607. * @rmtoll CICR LSECSSC LL_RCC_ClearFlag_LSECSS
  3608. * @retval None
  3609. */
  3610. __STATIC_INLINE void LL_RCC_ClearFlag_LSECSS(void)
  3611. {
  3612. SET_BIT(RCC->CICR, RCC_CICR_LSECSSC);
  3613. }
  3614. /**
  3615. * @brief Check if LSI ready interrupt occurred or not
  3616. * @rmtoll CIFR LSIRDYF LL_RCC_IsActiveFlag_LSIRDY
  3617. * @retval State of bit (1 or 0).
  3618. */
  3619. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSIRDY(void)
  3620. {
  3621. return (READ_BIT(RCC->CIFR, RCC_CIFR_LSIRDYF) == (RCC_CIFR_LSIRDYF));
  3622. }
  3623. /**
  3624. * @brief Check if LSE ready interrupt occurred or not
  3625. * @rmtoll CIFR LSERDYF LL_RCC_IsActiveFlag_LSERDY
  3626. * @retval State of bit (1 or 0).
  3627. */
  3628. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSERDY(void)
  3629. {
  3630. return (READ_BIT(RCC->CIFR, RCC_CIFR_LSERDYF) == (RCC_CIFR_LSERDYF));
  3631. }
  3632. /**
  3633. * @brief Check if MSI ready interrupt occurred or not
  3634. * @rmtoll CIFR MSIRDYF LL_RCC_IsActiveFlag_MSIRDY
  3635. * @retval State of bit (1 or 0).
  3636. */
  3637. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_MSIRDY(void)
  3638. {
  3639. return (READ_BIT(RCC->CIFR, RCC_CIFR_MSIRDYF) == (RCC_CIFR_MSIRDYF));
  3640. }
  3641. /**
  3642. * @brief Check if HSI ready interrupt occurred or not
  3643. * @rmtoll CIFR HSIRDYF LL_RCC_IsActiveFlag_HSIRDY
  3644. * @retval State of bit (1 or 0).
  3645. */
  3646. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSIRDY(void)
  3647. {
  3648. return (READ_BIT(RCC->CIFR, RCC_CIFR_HSIRDYF) == (RCC_CIFR_HSIRDYF));
  3649. }
  3650. /**
  3651. * @brief Check if HSE ready interrupt occurred or not
  3652. * @rmtoll CIFR HSERDYF LL_RCC_IsActiveFlag_HSERDY
  3653. * @retval State of bit (1 or 0).
  3654. */
  3655. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSERDY(void)
  3656. {
  3657. return (READ_BIT(RCC->CIFR, RCC_CIFR_HSERDYF) == (RCC_CIFR_HSERDYF));
  3658. }
  3659. /**
  3660. * @brief Check if PLL ready interrupt occurred or not
  3661. * @rmtoll CIFR PLLRDYF LL_RCC_IsActiveFlag_PLLRDY
  3662. * @retval State of bit (1 or 0).
  3663. */
  3664. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLRDY(void)
  3665. {
  3666. return (READ_BIT(RCC->CIFR, RCC_CIFR_PLLRDYF) == (RCC_CIFR_PLLRDYF));
  3667. }
  3668. #if defined(RCC_HSI48_SUPPORT)
  3669. /**
  3670. * @brief Check if HSI48 ready interrupt occurred or not
  3671. * @rmtoll CIR HSI48RDYF LL_RCC_IsActiveFlag_HSI48RDY
  3672. * @retval State of bit (1 or 0).
  3673. */
  3674. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSI48RDY(void)
  3675. {
  3676. return (READ_BIT(RCC->CIFR, RCC_CIFR_HSI48RDYF) == (RCC_CIFR_HSI48RDYF));
  3677. }
  3678. #endif /* RCC_HSI48_SUPPORT */
  3679. /**
  3680. * @brief Check if PLLSAI1 ready interrupt occurred or not
  3681. * @rmtoll CIFR PLLSAI1RDYF LL_RCC_IsActiveFlag_PLLSAI1RDY
  3682. * @retval State of bit (1 or 0).
  3683. */
  3684. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLSAI1RDY(void)
  3685. {
  3686. return (READ_BIT(RCC->CIFR, RCC_CIFR_PLLSAI1RDYF) == (RCC_CIFR_PLLSAI1RDYF));
  3687. }
  3688. #if defined(RCC_PLLSAI2_SUPPORT)
  3689. /**
  3690. * @brief Check if PLLSAI1 ready interrupt occurred or not
  3691. * @rmtoll CIFR PLLSAI2RDYF LL_RCC_IsActiveFlag_PLLSAI2RDY
  3692. * @retval State of bit (1 or 0).
  3693. */
  3694. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLSAI2RDY(void)
  3695. {
  3696. return (READ_BIT(RCC->CIFR, RCC_CIFR_PLLSAI2RDYF) == (RCC_CIFR_PLLSAI2RDYF));
  3697. }
  3698. #endif /* RCC_PLLSAI2_SUPPORT */
  3699. /**
  3700. * @brief Check if Clock security system interrupt occurred or not
  3701. * @rmtoll CIFR CSSF LL_RCC_IsActiveFlag_HSECSS
  3702. * @retval State of bit (1 or 0).
  3703. */
  3704. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSECSS(void)
  3705. {
  3706. return (READ_BIT(RCC->CIFR, RCC_CIFR_CSSF) == (RCC_CIFR_CSSF));
  3707. }
  3708. /**
  3709. * @brief Check if LSE Clock security system interrupt occurred or not
  3710. * @rmtoll CIFR LSECSSF LL_RCC_IsActiveFlag_LSECSS
  3711. * @retval State of bit (1 or 0).
  3712. */
  3713. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSECSS(void)
  3714. {
  3715. return (READ_BIT(RCC->CIFR, RCC_CIFR_LSECSSF) == (RCC_CIFR_LSECSSF));
  3716. }
  3717. /**
  3718. * @brief Check if RCC flag FW reset is set or not.
  3719. * @rmtoll CSR FWRSTF LL_RCC_IsActiveFlag_FWRST
  3720. * @retval State of bit (1 or 0).
  3721. */
  3722. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_FWRST(void)
  3723. {
  3724. return (READ_BIT(RCC->CSR, RCC_CSR_FWRSTF) == (RCC_CSR_FWRSTF));
  3725. }
  3726. /**
  3727. * @brief Check if RCC flag Independent Watchdog reset is set or not.
  3728. * @rmtoll CSR IWDGRSTF LL_RCC_IsActiveFlag_IWDGRST
  3729. * @retval State of bit (1 or 0).
  3730. */
  3731. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_IWDGRST(void)
  3732. {
  3733. return (READ_BIT(RCC->CSR, RCC_CSR_IWDGRSTF) == (RCC_CSR_IWDGRSTF));
  3734. }
  3735. /**
  3736. * @brief Check if RCC flag Low Power reset is set or not.
  3737. * @rmtoll CSR LPWRRSTF LL_RCC_IsActiveFlag_LPWRRST
  3738. * @retval State of bit (1 or 0).
  3739. */
  3740. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LPWRRST(void)
  3741. {
  3742. return (READ_BIT(RCC->CSR, RCC_CSR_LPWRRSTF) == (RCC_CSR_LPWRRSTF));
  3743. }
  3744. /**
  3745. * @brief Check if RCC flag is set or not.
  3746. * @rmtoll CSR OBLRSTF LL_RCC_IsActiveFlag_OBLRST
  3747. * @retval State of bit (1 or 0).
  3748. */
  3749. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_OBLRST(void)
  3750. {
  3751. return (READ_BIT(RCC->CSR, RCC_CSR_OBLRSTF) == (RCC_CSR_OBLRSTF));
  3752. }
  3753. /**
  3754. * @brief Check if RCC flag Pin reset is set or not.
  3755. * @rmtoll CSR PINRSTF LL_RCC_IsActiveFlag_PINRST
  3756. * @retval State of bit (1 or 0).
  3757. */
  3758. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PINRST(void)
  3759. {
  3760. return (READ_BIT(RCC->CSR, RCC_CSR_PINRSTF) == (RCC_CSR_PINRSTF));
  3761. }
  3762. /**
  3763. * @brief Check if RCC flag Software reset is set or not.
  3764. * @rmtoll CSR SFTRSTF LL_RCC_IsActiveFlag_SFTRST
  3765. * @retval State of bit (1 or 0).
  3766. */
  3767. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_SFTRST(void)
  3768. {
  3769. return (READ_BIT(RCC->CSR, RCC_CSR_SFTRSTF) == (RCC_CSR_SFTRSTF));
  3770. }
  3771. /**
  3772. * @brief Check if RCC flag Window Watchdog reset is set or not.
  3773. * @rmtoll CSR WWDGRSTF LL_RCC_IsActiveFlag_WWDGRST
  3774. * @retval State of bit (1 or 0).
  3775. */
  3776. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_WWDGRST(void)
  3777. {
  3778. return (READ_BIT(RCC->CSR, RCC_CSR_WWDGRSTF) == (RCC_CSR_WWDGRSTF));
  3779. }
  3780. /**
  3781. * @brief Check if RCC flag BOR reset is set or not.
  3782. * @rmtoll CSR BORRSTF LL_RCC_IsActiveFlag_BORRST
  3783. * @retval State of bit (1 or 0).
  3784. */
  3785. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_BORRST(void)
  3786. {
  3787. return (READ_BIT(RCC->CSR, RCC_CSR_BORRSTF) == (RCC_CSR_BORRSTF));
  3788. }
  3789. /**
  3790. * @brief Set RMVF bit to clear the reset flags.
  3791. * @rmtoll CSR RMVF LL_RCC_ClearResetFlags
  3792. * @retval None
  3793. */
  3794. __STATIC_INLINE void LL_RCC_ClearResetFlags(void)
  3795. {
  3796. SET_BIT(RCC->CSR, RCC_CSR_RMVF);
  3797. }
  3798. /**
  3799. * @}
  3800. */
  3801. /** @defgroup RCC_LL_EF_IT_Management IT Management
  3802. * @{
  3803. */
  3804. /**
  3805. * @brief Enable LSI ready interrupt
  3806. * @rmtoll CIER LSIRDYIE LL_RCC_EnableIT_LSIRDY
  3807. * @retval None
  3808. */
  3809. __STATIC_INLINE void LL_RCC_EnableIT_LSIRDY(void)
  3810. {
  3811. SET_BIT(RCC->CIER, RCC_CIER_LSIRDYIE);
  3812. }
  3813. /**
  3814. * @brief Enable LSE ready interrupt
  3815. * @rmtoll CIER LSERDYIE LL_RCC_EnableIT_LSERDY
  3816. * @retval None
  3817. */
  3818. __STATIC_INLINE void LL_RCC_EnableIT_LSERDY(void)
  3819. {
  3820. SET_BIT(RCC->CIER, RCC_CIER_LSERDYIE);
  3821. }
  3822. /**
  3823. * @brief Enable MSI ready interrupt
  3824. * @rmtoll CIER MSIRDYIE LL_RCC_EnableIT_MSIRDY
  3825. * @retval None
  3826. */
  3827. __STATIC_INLINE void LL_RCC_EnableIT_MSIRDY(void)
  3828. {
  3829. SET_BIT(RCC->CIER, RCC_CIER_MSIRDYIE);
  3830. }
  3831. /**
  3832. * @brief Enable HSI ready interrupt
  3833. * @rmtoll CIER HSIRDYIE LL_RCC_EnableIT_HSIRDY
  3834. * @retval None
  3835. */
  3836. __STATIC_INLINE void LL_RCC_EnableIT_HSIRDY(void)
  3837. {
  3838. SET_BIT(RCC->CIER, RCC_CIER_HSIRDYIE);
  3839. }
  3840. /**
  3841. * @brief Enable HSE ready interrupt
  3842. * @rmtoll CIER HSERDYIE LL_RCC_EnableIT_HSERDY
  3843. * @retval None
  3844. */
  3845. __STATIC_INLINE void LL_RCC_EnableIT_HSERDY(void)
  3846. {
  3847. SET_BIT(RCC->CIER, RCC_CIER_HSERDYIE);
  3848. }
  3849. /**
  3850. * @brief Enable PLL ready interrupt
  3851. * @rmtoll CIER PLLRDYIE LL_RCC_EnableIT_PLLRDY
  3852. * @retval None
  3853. */
  3854. __STATIC_INLINE void LL_RCC_EnableIT_PLLRDY(void)
  3855. {
  3856. SET_BIT(RCC->CIER, RCC_CIER_PLLRDYIE);
  3857. }
  3858. #if defined(RCC_HSI48_SUPPORT)
  3859. /**
  3860. * @brief Enable HSI48 ready interrupt
  3861. * @rmtoll CIER HSI48RDYIE LL_RCC_EnableIT_HSI48RDY
  3862. * @retval None
  3863. */
  3864. __STATIC_INLINE void LL_RCC_EnableIT_HSI48RDY(void)
  3865. {
  3866. SET_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE);
  3867. }
  3868. #endif /* RCC_HSI48_SUPPORT */
  3869. /**
  3870. * @brief Enable PLLSAI1 ready interrupt
  3871. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_EnableIT_PLLSAI1RDY
  3872. * @retval None
  3873. */
  3874. __STATIC_INLINE void LL_RCC_EnableIT_PLLSAI1RDY(void)
  3875. {
  3876. SET_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE);
  3877. }
  3878. #if defined(RCC_PLLSAI2_SUPPORT)
  3879. /**
  3880. * @brief Enable PLLSAI2 ready interrupt
  3881. * @rmtoll CIER PLLSAI2RDYIE LL_RCC_EnableIT_PLLSAI2RDY
  3882. * @retval None
  3883. */
  3884. __STATIC_INLINE void LL_RCC_EnableIT_PLLSAI2RDY(void)
  3885. {
  3886. SET_BIT(RCC->CIER, RCC_CIER_PLLSAI2RDYIE);
  3887. }
  3888. #endif /* RCC_PLLSAI2_SUPPORT */
  3889. /**
  3890. * @brief Enable LSE clock security system interrupt
  3891. * @rmtoll CIER LSECSSIE LL_RCC_EnableIT_LSECSS
  3892. * @retval None
  3893. */
  3894. __STATIC_INLINE void LL_RCC_EnableIT_LSECSS(void)
  3895. {
  3896. SET_BIT(RCC->CIER, RCC_CIER_LSECSSIE);
  3897. }
  3898. /**
  3899. * @brief Disable LSI ready interrupt
  3900. * @rmtoll CIER LSIRDYIE LL_RCC_DisableIT_LSIRDY
  3901. * @retval None
  3902. */
  3903. __STATIC_INLINE void LL_RCC_DisableIT_LSIRDY(void)
  3904. {
  3905. CLEAR_BIT(RCC->CIER, RCC_CIER_LSIRDYIE);
  3906. }
  3907. /**
  3908. * @brief Disable LSE ready interrupt
  3909. * @rmtoll CIER LSERDYIE LL_RCC_DisableIT_LSERDY
  3910. * @retval None
  3911. */
  3912. __STATIC_INLINE void LL_RCC_DisableIT_LSERDY(void)
  3913. {
  3914. CLEAR_BIT(RCC->CIER, RCC_CIER_LSERDYIE);
  3915. }
  3916. /**
  3917. * @brief Disable MSI ready interrupt
  3918. * @rmtoll CIER MSIRDYIE LL_RCC_DisableIT_MSIRDY
  3919. * @retval None
  3920. */
  3921. __STATIC_INLINE void LL_RCC_DisableIT_MSIRDY(void)
  3922. {
  3923. CLEAR_BIT(RCC->CIER, RCC_CIER_MSIRDYIE);
  3924. }
  3925. /**
  3926. * @brief Disable HSI ready interrupt
  3927. * @rmtoll CIER HSIRDYIE LL_RCC_DisableIT_HSIRDY
  3928. * @retval None
  3929. */
  3930. __STATIC_INLINE void LL_RCC_DisableIT_HSIRDY(void)
  3931. {
  3932. CLEAR_BIT(RCC->CIER, RCC_CIER_HSIRDYIE);
  3933. }
  3934. /**
  3935. * @brief Disable HSE ready interrupt
  3936. * @rmtoll CIER HSERDYIE LL_RCC_DisableIT_HSERDY
  3937. * @retval None
  3938. */
  3939. __STATIC_INLINE void LL_RCC_DisableIT_HSERDY(void)
  3940. {
  3941. CLEAR_BIT(RCC->CIER, RCC_CIER_HSERDYIE);
  3942. }
  3943. /**
  3944. * @brief Disable PLL ready interrupt
  3945. * @rmtoll CIER PLLRDYIE LL_RCC_DisableIT_PLLRDY
  3946. * @retval None
  3947. */
  3948. __STATIC_INLINE void LL_RCC_DisableIT_PLLRDY(void)
  3949. {
  3950. CLEAR_BIT(RCC->CIER, RCC_CIER_PLLRDYIE);
  3951. }
  3952. #if defined(RCC_HSI48_SUPPORT)
  3953. /**
  3954. * @brief Disable HSI48 ready interrupt
  3955. * @rmtoll CIER HSI48RDYIE LL_RCC_DisableIT_HSI48RDY
  3956. * @retval None
  3957. */
  3958. __STATIC_INLINE void LL_RCC_DisableIT_HSI48RDY(void)
  3959. {
  3960. CLEAR_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE);
  3961. }
  3962. #endif /* RCC_HSI48_SUPPORT */
  3963. /**
  3964. * @brief Disable PLLSAI1 ready interrupt
  3965. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_DisableIT_PLLSAI1RDY
  3966. * @retval None
  3967. */
  3968. __STATIC_INLINE void LL_RCC_DisableIT_PLLSAI1RDY(void)
  3969. {
  3970. CLEAR_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE);
  3971. }
  3972. #if defined(RCC_PLLSAI2_SUPPORT)
  3973. /**
  3974. * @brief Disable PLLSAI2 ready interrupt
  3975. * @rmtoll CIER PLLSAI2RDYIE LL_RCC_DisableIT_PLLSAI2RDY
  3976. * @retval None
  3977. */
  3978. __STATIC_INLINE void LL_RCC_DisableIT_PLLSAI2RDY(void)
  3979. {
  3980. CLEAR_BIT(RCC->CIER, RCC_CIER_PLLSAI2RDYIE);
  3981. }
  3982. #endif /* RCC_PLLSAI2_SUPPORT */
  3983. /**
  3984. * @brief Disable LSE clock security system interrupt
  3985. * @rmtoll CIER LSECSSIE LL_RCC_DisableIT_LSECSS
  3986. * @retval None
  3987. */
  3988. __STATIC_INLINE void LL_RCC_DisableIT_LSECSS(void)
  3989. {
  3990. CLEAR_BIT(RCC->CIER, RCC_CIER_LSECSSIE);
  3991. }
  3992. /**
  3993. * @brief Checks if LSI ready interrupt source is enabled or disabled.
  3994. * @rmtoll CIER LSIRDYIE LL_RCC_IsEnabledIT_LSIRDY
  3995. * @retval State of bit (1 or 0).
  3996. */
  3997. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSIRDY(void)
  3998. {
  3999. return (READ_BIT(RCC->CIER, RCC_CIER_LSIRDYIE) == (RCC_CIER_LSIRDYIE));
  4000. }
  4001. /**
  4002. * @brief Checks if LSE ready interrupt source is enabled or disabled.
  4003. * @rmtoll CIER LSERDYIE LL_RCC_IsEnabledIT_LSERDY
  4004. * @retval State of bit (1 or 0).
  4005. */
  4006. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSERDY(void)
  4007. {
  4008. return (READ_BIT(RCC->CIER, RCC_CIER_LSERDYIE) == (RCC_CIER_LSERDYIE));
  4009. }
  4010. /**
  4011. * @brief Checks if MSI ready interrupt source is enabled or disabled.
  4012. * @rmtoll CIER MSIRDYIE LL_RCC_IsEnabledIT_MSIRDY
  4013. * @retval State of bit (1 or 0).
  4014. */
  4015. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_MSIRDY(void)
  4016. {
  4017. return (READ_BIT(RCC->CIER, RCC_CIER_MSIRDYIE) == (RCC_CIER_MSIRDYIE));
  4018. }
  4019. /**
  4020. * @brief Checks if HSI ready interrupt source is enabled or disabled.
  4021. * @rmtoll CIER HSIRDYIE LL_RCC_IsEnabledIT_HSIRDY
  4022. * @retval State of bit (1 or 0).
  4023. */
  4024. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSIRDY(void)
  4025. {
  4026. return (READ_BIT(RCC->CIER, RCC_CIER_HSIRDYIE) == (RCC_CIER_HSIRDYIE));
  4027. }
  4028. /**
  4029. * @brief Checks if HSE ready interrupt source is enabled or disabled.
  4030. * @rmtoll CIER HSERDYIE LL_RCC_IsEnabledIT_HSERDY
  4031. * @retval State of bit (1 or 0).
  4032. */
  4033. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSERDY(void)
  4034. {
  4035. return (READ_BIT(RCC->CIER, RCC_CIER_HSERDYIE) == (RCC_CIER_HSERDYIE));
  4036. }
  4037. /**
  4038. * @brief Checks if PLL ready interrupt source is enabled or disabled.
  4039. * @rmtoll CIER PLLRDYIE LL_RCC_IsEnabledIT_PLLRDY
  4040. * @retval State of bit (1 or 0).
  4041. */
  4042. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLRDY(void)
  4043. {
  4044. return (READ_BIT(RCC->CIER, RCC_CIER_PLLRDYIE) == (RCC_CIER_PLLRDYIE));
  4045. }
  4046. #if defined(RCC_HSI48_SUPPORT)
  4047. /**
  4048. * @brief Checks if HSI48 ready interrupt source is enabled or disabled.
  4049. * @rmtoll CIER HSI48RDYIE LL_RCC_IsEnabledIT_HSI48RDY
  4050. * @retval State of bit (1 or 0).
  4051. */
  4052. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSI48RDY(void)
  4053. {
  4054. return (READ_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE) == (RCC_CIER_HSI48RDYIE));
  4055. }
  4056. #endif /* RCC_HSI48_SUPPORT */
  4057. /**
  4058. * @brief Checks if PLLSAI1 ready interrupt source is enabled or disabled.
  4059. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_IsEnabledIT_PLLSAI1RDY
  4060. * @retval State of bit (1 or 0).
  4061. */
  4062. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLSAI1RDY(void)
  4063. {
  4064. return (READ_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE) == (RCC_CIER_PLLSAI1RDYIE));
  4065. }
  4066. #if defined(RCC_PLLSAI2_SUPPORT)
  4067. /**
  4068. * @brief Checks if PLLSAI2 ready interrupt source is enabled or disabled.
  4069. * @rmtoll CIER PLLSAI2RDYIE LL_RCC_IsEnabledIT_PLLSAI2RDY
  4070. * @retval State of bit (1 or 0).
  4071. */
  4072. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLSAI2RDY(void)
  4073. {
  4074. return (READ_BIT(RCC->CIER, RCC_CIER_PLLSAI2RDYIE) == (RCC_CIER_PLLSAI2RDYIE));
  4075. }
  4076. #endif /* RCC_PLLSAI2_SUPPORT */
  4077. /**
  4078. * @brief Checks if LSECSS interrupt source is enabled or disabled.
  4079. * @rmtoll CIER LSECSSIE LL_RCC_IsEnabledIT_LSECSS
  4080. * @retval State of bit (1 or 0).
  4081. */
  4082. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSECSS(void)
  4083. {
  4084. return (READ_BIT(RCC->CIER, RCC_CIER_LSECSSIE) == (RCC_CIER_LSECSSIE));
  4085. }
  4086. /**
  4087. * @}
  4088. */
  4089. #if defined(USE_FULL_LL_DRIVER)
  4090. /** @defgroup RCC_LL_EF_Init De-initialization function
  4091. * @{
  4092. */
  4093. ErrorStatus LL_RCC_DeInit(void);
  4094. /**
  4095. * @}
  4096. */
  4097. /** @defgroup RCC_LL_EF_Get_Freq Get system and peripherals clocks frequency functions
  4098. * @{
  4099. */
  4100. void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks);
  4101. uint32_t LL_RCC_GetUSARTClockFreq(uint32_t USARTxSource);
  4102. #if defined(UART4) || defined(UART5)
  4103. uint32_t LL_RCC_GetUARTClockFreq(uint32_t UARTxSource);
  4104. #endif /* UART4 || UART5 */
  4105. uint32_t LL_RCC_GetI2CClockFreq(uint32_t I2CxSource);
  4106. uint32_t LL_RCC_GetLPUARTClockFreq(uint32_t LPUARTxSource);
  4107. uint32_t LL_RCC_GetLPTIMClockFreq(uint32_t LPTIMxSource);
  4108. uint32_t LL_RCC_GetSAIClockFreq(uint32_t SAIxSource);
  4109. uint32_t LL_RCC_GetSDMMCClockFreq(uint32_t SDMMCxSource);
  4110. uint32_t LL_RCC_GetRNGClockFreq(uint32_t RNGxSource);
  4111. #if defined(USB_OTG_FS) || defined(USB)
  4112. uint32_t LL_RCC_GetUSBClockFreq(uint32_t USBxSource);
  4113. #endif /* USB_OTG_FS || USB */
  4114. uint32_t LL_RCC_GetADCClockFreq(uint32_t ADCxSource);
  4115. #if defined(SWPMI1)
  4116. uint32_t LL_RCC_GetSWPMIClockFreq(uint32_t SWPMIxSource);
  4117. #endif /* SWPMI1 */
  4118. #if defined(DFSDM1_Channel0)
  4119. uint32_t LL_RCC_GetDFSDMClockFreq(uint32_t DFSDMxSource);
  4120. #endif /* DFSDM1_Channel0 */
  4121. /**
  4122. * @}
  4123. */
  4124. #endif /* USE_FULL_LL_DRIVER */
  4125. /**
  4126. * @}
  4127. */
  4128. /**
  4129. * @}
  4130. */
  4131. #endif /* defined(RCC) */
  4132. /**
  4133. * @}
  4134. */
  4135. #ifdef __cplusplus
  4136. }
  4137. #endif
  4138. #endif /* __STM32L4xx_LL_RCC_H */
  4139. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/