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  1. /**
  2. ******************************************************************************
  3. * @file stm32f4xx_hal_rcc.h
  4. * @author MCD Application Team
  5. * @version V1.5.1
  6. * @date 01-July-2016
  7. * @brief Header file of RCC HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2016 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 __STM32F4xx_HAL_RCC_H
  39. #define __STM32F4xx_HAL_RCC_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32f4xx_hal_def.h"
  45. /* Include RCC HAL Extended module */
  46. /* (include on top of file since RCC structures are defined in extended file) */
  47. #include "stm32f4xx_hal_rcc_ex.h"
  48. /** @addtogroup STM32F4xx_HAL_Driver
  49. * @{
  50. */
  51. /** @addtogroup RCC
  52. * @{
  53. */
  54. /* Exported types ------------------------------------------------------------*/
  55. /** @defgroup RCC_Exported_Types RCC Exported Types
  56. * @{
  57. */
  58. /**
  59. * @brief RCC Internal/External Oscillator (HSE, HSI, LSE and LSI) configuration structure definition
  60. */
  61. typedef struct
  62. {
  63. uint32_t OscillatorType; /*!< The oscillators to be configured.
  64. This parameter can be a value of @ref RCC_Oscillator_Type */
  65. uint32_t HSEState; /*!< The new state of the HSE.
  66. This parameter can be a value of @ref RCC_HSE_Config */
  67. uint32_t LSEState; /*!< The new state of the LSE.
  68. This parameter can be a value of @ref RCC_LSE_Config */
  69. uint32_t HSIState; /*!< The new state of the HSI.
  70. This parameter can be a value of @ref RCC_HSI_Config */
  71. uint32_t HSICalibrationValue; /*!< The HSI calibration trimming value (default is RCC_HSICALIBRATION_DEFAULT).
  72. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */
  73. uint32_t LSIState; /*!< The new state of the LSI.
  74. This parameter can be a value of @ref RCC_LSI_Config */
  75. RCC_PLLInitTypeDef PLL; /*!< PLL structure parameters */
  76. }RCC_OscInitTypeDef;
  77. /**
  78. * @brief RCC System, AHB and APB busses clock configuration structure definition
  79. */
  80. typedef struct
  81. {
  82. uint32_t ClockType; /*!< The clock to be configured.
  83. This parameter can be a value of @ref RCC_System_Clock_Type */
  84. uint32_t SYSCLKSource; /*!< The clock source (SYSCLKS) used as system clock.
  85. This parameter can be a value of @ref RCC_System_Clock_Source */
  86. uint32_t AHBCLKDivider; /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK).
  87. This parameter can be a value of @ref RCC_AHB_Clock_Source */
  88. uint32_t APB1CLKDivider; /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK).
  89. This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
  90. uint32_t APB2CLKDivider; /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK).
  91. This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
  92. }RCC_ClkInitTypeDef;
  93. /**
  94. * @}
  95. */
  96. /* Exported constants --------------------------------------------------------*/
  97. /** @defgroup RCC_Exported_Constants RCC Exported Constants
  98. * @{
  99. */
  100. /** @defgroup RCC_Oscillator_Type Oscillator Type
  101. * @{
  102. */
  103. #define RCC_OSCILLATORTYPE_NONE ((uint32_t)0x00000000U)
  104. #define RCC_OSCILLATORTYPE_HSE ((uint32_t)0x00000001U)
  105. #define RCC_OSCILLATORTYPE_HSI ((uint32_t)0x00000002U)
  106. #define RCC_OSCILLATORTYPE_LSE ((uint32_t)0x00000004U)
  107. #define RCC_OSCILLATORTYPE_LSI ((uint32_t)0x00000008U)
  108. /**
  109. * @}
  110. */
  111. /** @defgroup RCC_HSE_Config HSE Config
  112. * @{
  113. */
  114. #define RCC_HSE_OFF ((uint8_t)0x00U)
  115. #define RCC_HSE_ON ((uint8_t)0x01U)
  116. #define RCC_HSE_BYPASS ((uint8_t)0x05U)
  117. /**
  118. * @}
  119. */
  120. /** @defgroup RCC_LSE_Config LSE Config
  121. * @{
  122. */
  123. #define RCC_LSE_OFF ((uint8_t)0x00U)
  124. #define RCC_LSE_ON ((uint8_t)0x01U)
  125. #define RCC_LSE_BYPASS ((uint8_t)0x05U)
  126. /**
  127. * @}
  128. */
  129. /** @defgroup RCC_HSI_Config HSI Config
  130. * @{
  131. */
  132. #define RCC_HSI_OFF ((uint8_t)0x00U)
  133. #define RCC_HSI_ON ((uint8_t)0x01U)
  134. #define RCC_HSICALIBRATION_DEFAULT ((uint32_t)0x10U) /* Default HSI calibration trimming value */
  135. /**
  136. * @}
  137. */
  138. /** @defgroup RCC_LSI_Config LSI Config
  139. * @{
  140. */
  141. #define RCC_LSI_OFF ((uint8_t)0x00U)
  142. #define RCC_LSI_ON ((uint8_t)0x01U)
  143. /**
  144. * @}
  145. */
  146. /** @defgroup RCC_PLL_Config PLL Config
  147. * @{
  148. */
  149. #define RCC_PLL_NONE ((uint8_t)0x00U)
  150. #define RCC_PLL_OFF ((uint8_t)0x01U)
  151. #define RCC_PLL_ON ((uint8_t)0x02U)
  152. /**
  153. * @}
  154. */
  155. /** @defgroup RCC_PLLP_Clock_Divider PLLP Clock Divider
  156. * @{
  157. */
  158. #define RCC_PLLP_DIV2 ((uint32_t)0x00000002U)
  159. #define RCC_PLLP_DIV4 ((uint32_t)0x00000004U)
  160. #define RCC_PLLP_DIV6 ((uint32_t)0x00000006U)
  161. #define RCC_PLLP_DIV8 ((uint32_t)0x00000008U)
  162. /**
  163. * @}
  164. */
  165. /** @defgroup RCC_PLL_Clock_Source PLL Clock Source
  166. * @{
  167. */
  168. #define RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_HSI
  169. #define RCC_PLLSOURCE_HSE RCC_PLLCFGR_PLLSRC_HSE
  170. /**
  171. * @}
  172. */
  173. /** @defgroup RCC_System_Clock_Type System Clock Type
  174. * @{
  175. */
  176. #define RCC_CLOCKTYPE_SYSCLK ((uint32_t)0x00000001U)
  177. #define RCC_CLOCKTYPE_HCLK ((uint32_t)0x00000002U)
  178. #define RCC_CLOCKTYPE_PCLK1 ((uint32_t)0x00000004U)
  179. #define RCC_CLOCKTYPE_PCLK2 ((uint32_t)0x00000008U)
  180. /**
  181. * @}
  182. */
  183. /** @defgroup RCC_System_Clock_Source System Clock Source
  184. * @{
  185. */
  186. #define RCC_SYSCLKSOURCE_HSI RCC_CFGR_SW_HSI
  187. #define RCC_SYSCLKSOURCE_HSE RCC_CFGR_SW_HSE
  188. #define RCC_SYSCLKSOURCE_PLLCLK RCC_CFGR_SW_PLL
  189. #define RCC_SYSCLKSOURCE_PLLRCLK ((uint32_t)(RCC_CFGR_SW_0 | RCC_CFGR_SW_1))
  190. /**
  191. * @}
  192. */
  193. /** @defgroup RCC_System_Clock_Source_Status System Clock Source Status
  194. * @{
  195. */
  196. #define RCC_SYSCLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */
  197. #define RCC_SYSCLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */
  198. #define RCC_SYSCLKSOURCE_STATUS_PLLCLK RCC_CFGR_SWS_PLL /*!< PLL used as system clock */
  199. #define RCC_SYSCLKSOURCE_STATUS_PLLRCLK ((uint32_t)(RCC_CFGR_SWS_0 | RCC_CFGR_SWS_1)) /*!< PLLR used as system clock */
  200. /**
  201. * @}
  202. */
  203. /** @defgroup RCC_AHB_Clock_Source AHB Clock Source
  204. * @{
  205. */
  206. #define RCC_SYSCLK_DIV1 RCC_CFGR_HPRE_DIV1
  207. #define RCC_SYSCLK_DIV2 RCC_CFGR_HPRE_DIV2
  208. #define RCC_SYSCLK_DIV4 RCC_CFGR_HPRE_DIV4
  209. #define RCC_SYSCLK_DIV8 RCC_CFGR_HPRE_DIV8
  210. #define RCC_SYSCLK_DIV16 RCC_CFGR_HPRE_DIV16
  211. #define RCC_SYSCLK_DIV64 RCC_CFGR_HPRE_DIV64
  212. #define RCC_SYSCLK_DIV128 RCC_CFGR_HPRE_DIV128
  213. #define RCC_SYSCLK_DIV256 RCC_CFGR_HPRE_DIV256
  214. #define RCC_SYSCLK_DIV512 RCC_CFGR_HPRE_DIV512
  215. /**
  216. * @}
  217. */
  218. /** @defgroup RCC_APB1_APB2_Clock_Source APB1/APB2 Clock Source
  219. * @{
  220. */
  221. #define RCC_HCLK_DIV1 RCC_CFGR_PPRE1_DIV1
  222. #define RCC_HCLK_DIV2 RCC_CFGR_PPRE1_DIV2
  223. #define RCC_HCLK_DIV4 RCC_CFGR_PPRE1_DIV4
  224. #define RCC_HCLK_DIV8 RCC_CFGR_PPRE1_DIV8
  225. #define RCC_HCLK_DIV16 RCC_CFGR_PPRE1_DIV16
  226. /**
  227. * @}
  228. */
  229. /** @defgroup RCC_RTC_Clock_Source RTC Clock Source
  230. * @{
  231. */
  232. #define RCC_RTCCLKSOURCE_LSE ((uint32_t)0x00000100U)
  233. #define RCC_RTCCLKSOURCE_LSI ((uint32_t)0x00000200U)
  234. #define RCC_RTCCLKSOURCE_HSE_DIV2 ((uint32_t)0x00020300U)
  235. #define RCC_RTCCLKSOURCE_HSE_DIV3 ((uint32_t)0x00030300U)
  236. #define RCC_RTCCLKSOURCE_HSE_DIV4 ((uint32_t)0x00040300U)
  237. #define RCC_RTCCLKSOURCE_HSE_DIV5 ((uint32_t)0x00050300U)
  238. #define RCC_RTCCLKSOURCE_HSE_DIV6 ((uint32_t)0x00060300U)
  239. #define RCC_RTCCLKSOURCE_HSE_DIV7 ((uint32_t)0x00070300U)
  240. #define RCC_RTCCLKSOURCE_HSE_DIV8 ((uint32_t)0x00080300U)
  241. #define RCC_RTCCLKSOURCE_HSE_DIV9 ((uint32_t)0x00090300U)
  242. #define RCC_RTCCLKSOURCE_HSE_DIV10 ((uint32_t)0x000A0300U)
  243. #define RCC_RTCCLKSOURCE_HSE_DIV11 ((uint32_t)0x000B0300U)
  244. #define RCC_RTCCLKSOURCE_HSE_DIV12 ((uint32_t)0x000C0300U)
  245. #define RCC_RTCCLKSOURCE_HSE_DIV13 ((uint32_t)0x000D0300U)
  246. #define RCC_RTCCLKSOURCE_HSE_DIV14 ((uint32_t)0x000E0300U)
  247. #define RCC_RTCCLKSOURCE_HSE_DIV15 ((uint32_t)0x000F0300U)
  248. #define RCC_RTCCLKSOURCE_HSE_DIV16 ((uint32_t)0x00100300U)
  249. #define RCC_RTCCLKSOURCE_HSE_DIV17 ((uint32_t)0x00110300U)
  250. #define RCC_RTCCLKSOURCE_HSE_DIV18 ((uint32_t)0x00120300U)
  251. #define RCC_RTCCLKSOURCE_HSE_DIV19 ((uint32_t)0x00130300U)
  252. #define RCC_RTCCLKSOURCE_HSE_DIV20 ((uint32_t)0x00140300U)
  253. #define RCC_RTCCLKSOURCE_HSE_DIV21 ((uint32_t)0x00150300U)
  254. #define RCC_RTCCLKSOURCE_HSE_DIV22 ((uint32_t)0x00160300U)
  255. #define RCC_RTCCLKSOURCE_HSE_DIV23 ((uint32_t)0x00170300U)
  256. #define RCC_RTCCLKSOURCE_HSE_DIV24 ((uint32_t)0x00180300U)
  257. #define RCC_RTCCLKSOURCE_HSE_DIV25 ((uint32_t)0x00190300U)
  258. #define RCC_RTCCLKSOURCE_HSE_DIV26 ((uint32_t)0x001A0300U)
  259. #define RCC_RTCCLKSOURCE_HSE_DIV27 ((uint32_t)0x001B0300U)
  260. #define RCC_RTCCLKSOURCE_HSE_DIV28 ((uint32_t)0x001C0300U)
  261. #define RCC_RTCCLKSOURCE_HSE_DIV29 ((uint32_t)0x001D0300U)
  262. #define RCC_RTCCLKSOURCE_HSE_DIV30 ((uint32_t)0x001E0300U)
  263. #define RCC_RTCCLKSOURCE_HSE_DIV31 ((uint32_t)0x001F0300U)
  264. /**
  265. * @}
  266. */
  267. /** @defgroup RCC_MCO_Index MCO Index
  268. * @{
  269. */
  270. #define RCC_MCO1 ((uint32_t)0x00000000U)
  271. #define RCC_MCO2 ((uint32_t)0x00000001U)
  272. /**
  273. * @}
  274. */
  275. /** @defgroup RCC_MCO1_Clock_Source MCO1 Clock Source
  276. * @{
  277. */
  278. #define RCC_MCO1SOURCE_HSI ((uint32_t)0x00000000U)
  279. #define RCC_MCO1SOURCE_LSE RCC_CFGR_MCO1_0
  280. #define RCC_MCO1SOURCE_HSE RCC_CFGR_MCO1_1
  281. #define RCC_MCO1SOURCE_PLLCLK RCC_CFGR_MCO1
  282. /**
  283. * @}
  284. */
  285. /** @defgroup RCC_MCOx_Clock_Prescaler MCOx Clock Prescaler
  286. * @{
  287. */
  288. #define RCC_MCODIV_1 ((uint32_t)0x00000000U)
  289. #define RCC_MCODIV_2 RCC_CFGR_MCO1PRE_2
  290. #define RCC_MCODIV_3 ((uint32_t)RCC_CFGR_MCO1PRE_0 | RCC_CFGR_MCO1PRE_2)
  291. #define RCC_MCODIV_4 ((uint32_t)RCC_CFGR_MCO1PRE_1 | RCC_CFGR_MCO1PRE_2)
  292. #define RCC_MCODIV_5 RCC_CFGR_MCO1PRE
  293. /**
  294. * @}
  295. */
  296. /** @defgroup RCC_Interrupt Interrupts
  297. * @{
  298. */
  299. #define RCC_IT_LSIRDY ((uint8_t)0x01U)
  300. #define RCC_IT_LSERDY ((uint8_t)0x02U)
  301. #define RCC_IT_HSIRDY ((uint8_t)0x04U)
  302. #define RCC_IT_HSERDY ((uint8_t)0x08U)
  303. #define RCC_IT_PLLRDY ((uint8_t)0x10U)
  304. #define RCC_IT_PLLI2SRDY ((uint8_t)0x20U)
  305. #define RCC_IT_CSS ((uint8_t)0x80U)
  306. /**
  307. * @}
  308. */
  309. /** @defgroup RCC_Flag Flags
  310. * Elements values convention: 0XXYYYYYb
  311. * - YYYYY : Flag position in the register
  312. * - 0XX : Register index
  313. * - 01: CR register
  314. * - 10: BDCR register
  315. * - 11: CSR register
  316. * @{
  317. */
  318. /* Flags in the CR register */
  319. #define RCC_FLAG_HSIRDY ((uint8_t)0x21U)
  320. #define RCC_FLAG_HSERDY ((uint8_t)0x31U)
  321. #define RCC_FLAG_PLLRDY ((uint8_t)0x39U)
  322. #define RCC_FLAG_PLLI2SRDY ((uint8_t)0x3BU)
  323. /* Flags in the BDCR register */
  324. #define RCC_FLAG_LSERDY ((uint8_t)0x41U)
  325. /* Flags in the CSR register */
  326. #define RCC_FLAG_LSIRDY ((uint8_t)0x61U)
  327. #define RCC_FLAG_BORRST ((uint8_t)0x79U)
  328. #define RCC_FLAG_PINRST ((uint8_t)0x7AU)
  329. #define RCC_FLAG_PORRST ((uint8_t)0x7BU)
  330. #define RCC_FLAG_SFTRST ((uint8_t)0x7CU)
  331. #define RCC_FLAG_IWDGRST ((uint8_t)0x7DU)
  332. #define RCC_FLAG_WWDGRST ((uint8_t)0x7EU)
  333. #define RCC_FLAG_LPWRRST ((uint8_t)0x7FU)
  334. /**
  335. * @}
  336. */
  337. /**
  338. * @}
  339. */
  340. /* Exported macro ------------------------------------------------------------*/
  341. /** @defgroup RCC_Exported_Macros RCC Exported Macros
  342. * @{
  343. */
  344. /** @defgroup RCC_AHB1_Clock_Enable_Disable AHB1 Peripheral Clock Enable Disable
  345. * @brief Enable or disable the AHB1 peripheral clock.
  346. * @note After reset, the peripheral clock (used for registers read/write access)
  347. * is disabled and the application software has to enable this clock before
  348. * using it.
  349. * @{
  350. */
  351. #define __HAL_RCC_GPIOA_CLK_ENABLE() do { \
  352. __IO uint32_t tmpreg = 0x00U; \
  353. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  354. /* Delay after an RCC peripheral clock enabling */ \
  355. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  356. UNUSED(tmpreg); \
  357. } while(0)
  358. #define __HAL_RCC_GPIOB_CLK_ENABLE() do { \
  359. __IO uint32_t tmpreg = 0x00U; \
  360. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  361. /* Delay after an RCC peripheral clock enabling */ \
  362. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  363. UNUSED(tmpreg); \
  364. } while(0)
  365. #define __HAL_RCC_GPIOC_CLK_ENABLE() do { \
  366. __IO uint32_t tmpreg = 0x00U; \
  367. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  368. /* Delay after an RCC peripheral clock enabling */ \
  369. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  370. UNUSED(tmpreg); \
  371. } while(0)
  372. #define __HAL_RCC_GPIOH_CLK_ENABLE() do { \
  373. __IO uint32_t tmpreg = 0x00U; \
  374. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  375. /* Delay after an RCC peripheral clock enabling */ \
  376. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  377. UNUSED(tmpreg); \
  378. } while(0)
  379. #define __HAL_RCC_DMA1_CLK_ENABLE() do { \
  380. __IO uint32_t tmpreg = 0x00U; \
  381. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  382. /* Delay after an RCC peripheral clock enabling */ \
  383. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  384. UNUSED(tmpreg); \
  385. } while(0)
  386. #define __HAL_RCC_DMA2_CLK_ENABLE() do { \
  387. __IO uint32_t tmpreg = 0x00U; \
  388. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  389. /* Delay after an RCC peripheral clock enabling */ \
  390. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  391. UNUSED(tmpreg); \
  392. } while(0)
  393. #define __HAL_RCC_GPIOA_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOAEN))
  394. #define __HAL_RCC_GPIOB_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOBEN))
  395. #define __HAL_RCC_GPIOC_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOCEN))
  396. #define __HAL_RCC_GPIOH_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOHEN))
  397. #define __HAL_RCC_DMA1_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA1EN))
  398. #define __HAL_RCC_DMA2_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA2EN))
  399. /**
  400. * @}
  401. */
  402. /** @defgroup RCC_AHB1_Peripheral_Clock_Enable_Disable_Status AHB1 Peripheral Clock Enable Disable Status
  403. * @brief Get the enable or disable status of the AHB1 peripheral clock.
  404. * @note After reset, the peripheral clock (used for registers read/write access)
  405. * is disabled and the application software has to enable this clock before
  406. * using it.
  407. * @{
  408. */
  409. #define __HAL_RCC_GPIOA_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) != RESET)
  410. #define __HAL_RCC_GPIOB_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) != RESET)
  411. #define __HAL_RCC_GPIOC_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) != RESET)
  412. #define __HAL_RCC_GPIOH_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) != RESET)
  413. #define __HAL_RCC_DMA1_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) != RESET)
  414. #define __HAL_RCC_DMA2_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) != RESET)
  415. #define __HAL_RCC_GPIOA_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) == RESET)
  416. #define __HAL_RCC_GPIOB_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) == RESET)
  417. #define __HAL_RCC_GPIOC_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) == RESET)
  418. #define __HAL_RCC_GPIOH_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) == RESET)
  419. #define __HAL_RCC_DMA1_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) == RESET)
  420. #define __HAL_RCC_DMA2_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) == RESET)
  421. /**
  422. * @}
  423. */
  424. /** @defgroup RCC_APB1_Clock_Enable_Disable APB1 Peripheral Clock Enable Disable
  425. * @brief Enable or disable the Low Speed APB (APB1) peripheral clock.
  426. * @note After reset, the peripheral clock (used for registers read/write access)
  427. * is disabled and the application software has to enable this clock before
  428. * using it.
  429. * @{
  430. */
  431. #define __HAL_RCC_TIM5_CLK_ENABLE() do { \
  432. __IO uint32_t tmpreg = 0x00U; \
  433. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  434. /* Delay after an RCC peripheral clock enabling */ \
  435. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  436. UNUSED(tmpreg); \
  437. } while(0)
  438. #define __HAL_RCC_WWDG_CLK_ENABLE() do { \
  439. __IO uint32_t tmpreg = 0x00U; \
  440. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  441. /* Delay after an RCC peripheral clock enabling */ \
  442. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  443. UNUSED(tmpreg); \
  444. } while(0)
  445. #define __HAL_RCC_SPI2_CLK_ENABLE() do { \
  446. __IO uint32_t tmpreg = 0x00U; \
  447. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  448. /* Delay after an RCC peripheral clock enabling */ \
  449. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  450. UNUSED(tmpreg); \
  451. } while(0)
  452. #define __HAL_RCC_USART2_CLK_ENABLE() do { \
  453. __IO uint32_t tmpreg = 0x00U; \
  454. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  455. /* Delay after an RCC peripheral clock enabling */ \
  456. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  457. UNUSED(tmpreg); \
  458. } while(0)
  459. #define __HAL_RCC_I2C1_CLK_ENABLE() do { \
  460. __IO uint32_t tmpreg = 0x00U; \
  461. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  462. /* Delay after an RCC peripheral clock enabling */ \
  463. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  464. UNUSED(tmpreg); \
  465. } while(0)
  466. #define __HAL_RCC_I2C2_CLK_ENABLE() do { \
  467. __IO uint32_t tmpreg = 0x00U; \
  468. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  469. /* Delay after an RCC peripheral clock enabling */ \
  470. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  471. UNUSED(tmpreg); \
  472. } while(0)
  473. #define __HAL_RCC_PWR_CLK_ENABLE() do { \
  474. __IO uint32_t tmpreg = 0x00U; \
  475. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  476. /* Delay after an RCC peripheral clock enabling */ \
  477. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  478. UNUSED(tmpreg); \
  479. } while(0)
  480. #define __HAL_RCC_TIM5_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM5EN))
  481. #define __HAL_RCC_WWDG_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
  482. #define __HAL_RCC_SPI2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_SPI2EN))
  483. #define __HAL_RCC_USART2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_USART2EN))
  484. #define __HAL_RCC_I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
  485. #define __HAL_RCC_I2C2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C2EN))
  486. #define __HAL_RCC_PWR_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))
  487. /**
  488. * @}
  489. */
  490. /** @defgroup RCC_APB1_Peripheral_Clock_Enable_Disable_Status APB1 Peripheral Clock Enable Disable Status
  491. * @brief Get the enable or disable status of the APB1 peripheral clock.
  492. * @note After reset, the peripheral clock (used for registers read/write access)
  493. * is disabled and the application software has to enable this clock before
  494. * using it.
  495. * @{
  496. */
  497. #define __HAL_RCC_TIM5_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) != RESET)
  498. #define __HAL_RCC_WWDG_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) != RESET)
  499. #define __HAL_RCC_SPI2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) != RESET)
  500. #define __HAL_RCC_USART2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) != RESET)
  501. #define __HAL_RCC_I2C1_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) != RESET)
  502. #define __HAL_RCC_I2C2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) != RESET)
  503. #define __HAL_RCC_PWR_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) != RESET)
  504. #define __HAL_RCC_TIM5_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) == RESET)
  505. #define __HAL_RCC_WWDG_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) == RESET)
  506. #define __HAL_RCC_SPI2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) == RESET)
  507. #define __HAL_RCC_USART2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) == RESET)
  508. #define __HAL_RCC_I2C1_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) == RESET)
  509. #define __HAL_RCC_I2C2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) == RESET)
  510. #define __HAL_RCC_PWR_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) == RESET)
  511. /**
  512. * @}
  513. */
  514. /** @defgroup RCC_APB2_Clock_Enable_Disable APB2 Peripheral Clock Enable Disable
  515. * @brief Enable or disable the High Speed APB (APB2) peripheral clock.
  516. * @note After reset, the peripheral clock (used for registers read/write access)
  517. * is disabled and the application software has to enable this clock before
  518. * using it.
  519. * @{
  520. */
  521. #define __HAL_RCC_TIM1_CLK_ENABLE() do { \
  522. __IO uint32_t tmpreg = 0x00U; \
  523. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  524. /* Delay after an RCC peripheral clock enabling */ \
  525. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  526. UNUSED(tmpreg); \
  527. } while(0)
  528. #define __HAL_RCC_USART1_CLK_ENABLE() do { \
  529. __IO uint32_t tmpreg = 0x00U; \
  530. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  531. /* Delay after an RCC peripheral clock enabling */ \
  532. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  533. UNUSED(tmpreg); \
  534. } while(0)
  535. #define __HAL_RCC_USART6_CLK_ENABLE() do { \
  536. __IO uint32_t tmpreg = 0x00U; \
  537. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  538. /* Delay after an RCC peripheral clock enabling */ \
  539. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  540. UNUSED(tmpreg); \
  541. } while(0)
  542. #define __HAL_RCC_ADC1_CLK_ENABLE() do { \
  543. __IO uint32_t tmpreg = 0x00U; \
  544. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  545. /* Delay after an RCC peripheral clock enabling */ \
  546. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  547. UNUSED(tmpreg); \
  548. } while(0)
  549. #define __HAL_RCC_SPI1_CLK_ENABLE() do { \
  550. __IO uint32_t tmpreg = 0x00U; \
  551. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  552. /* Delay after an RCC peripheral clock enabling */ \
  553. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  554. UNUSED(tmpreg); \
  555. } while(0)
  556. #define __HAL_RCC_SYSCFG_CLK_ENABLE() do { \
  557. __IO uint32_t tmpreg = 0x00U; \
  558. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  559. /* Delay after an RCC peripheral clock enabling */ \
  560. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  561. UNUSED(tmpreg); \
  562. } while(0)
  563. #define __HAL_RCC_TIM9_CLK_ENABLE() do { \
  564. __IO uint32_t tmpreg = 0x00U; \
  565. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  566. /* Delay after an RCC peripheral clock enabling */ \
  567. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  568. UNUSED(tmpreg); \
  569. } while(0)
  570. #define __HAL_RCC_TIM11_CLK_ENABLE() do { \
  571. __IO uint32_t tmpreg = 0x00U; \
  572. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  573. /* Delay after an RCC peripheral clock enabling */ \
  574. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  575. UNUSED(tmpreg); \
  576. } while(0)
  577. #define __HAL_RCC_TIM1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM1EN))
  578. #define __HAL_RCC_USART1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART1EN))
  579. #define __HAL_RCC_USART6_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART6EN))
  580. #define __HAL_RCC_ADC1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_ADC1EN))
  581. #define __HAL_RCC_SPI1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SPI1EN))
  582. #define __HAL_RCC_SYSCFG_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SYSCFGEN))
  583. #define __HAL_RCC_TIM9_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM9EN))
  584. #define __HAL_RCC_TIM11_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM11EN))
  585. /**
  586. * @}
  587. */
  588. /** @defgroup RCC_APB2_Peripheral_Clock_Enable_Disable_Status APB2 Peripheral Clock Enable Disable Status
  589. * @brief Get the enable or disable status of the APB2 peripheral clock.
  590. * @note After reset, the peripheral clock (used for registers read/write access)
  591. * is disabled and the application software has to enable this clock before
  592. * using it.
  593. * @{
  594. */
  595. #define __HAL_RCC_TIM1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) != RESET)
  596. #define __HAL_RCC_USART1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) != RESET)
  597. #define __HAL_RCC_USART6_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) != RESET)
  598. #define __HAL_RCC_ADC1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) != RESET)
  599. #define __HAL_RCC_SPI1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) != RESET)
  600. #define __HAL_RCC_SYSCFG_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) != RESET)
  601. #define __HAL_RCC_TIM9_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) != RESET)
  602. #define __HAL_RCC_TIM11_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) != RESET)
  603. #define __HAL_RCC_TIM1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) == RESET)
  604. #define __HAL_RCC_USART1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) == RESET)
  605. #define __HAL_RCC_USART6_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) == RESET)
  606. #define __HAL_RCC_ADC1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) == RESET)
  607. #define __HAL_RCC_SPI1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) == RESET)
  608. #define __HAL_RCC_SYSCFG_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) == RESET)
  609. #define __HAL_RCC_TIM9_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) == RESET)
  610. #define __HAL_RCC_TIM11_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) == RESET)
  611. /**
  612. * @}
  613. */
  614. /** @defgroup RCC_AHB1_Force_Release_Reset AHB1 Force Release Reset
  615. * @brief Force or release AHB1 peripheral reset.
  616. * @{
  617. */
  618. #define __HAL_RCC_AHB1_FORCE_RESET() (RCC->AHB1RSTR = 0xFFFFFFFFU)
  619. #define __HAL_RCC_GPIOA_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOARST))
  620. #define __HAL_RCC_GPIOB_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOBRST))
  621. #define __HAL_RCC_GPIOC_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOCRST))
  622. #define __HAL_RCC_GPIOH_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOHRST))
  623. #define __HAL_RCC_DMA1_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA1RST))
  624. #define __HAL_RCC_DMA2_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA2RST))
  625. #define __HAL_RCC_AHB1_RELEASE_RESET() (RCC->AHB1RSTR = 0x00U)
  626. #define __HAL_RCC_GPIOA_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOARST))
  627. #define __HAL_RCC_GPIOB_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOBRST))
  628. #define __HAL_RCC_GPIOC_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOCRST))
  629. #define __HAL_RCC_GPIOH_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOHRST))
  630. #define __HAL_RCC_DMA1_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA1RST))
  631. #define __HAL_RCC_DMA2_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA2RST))
  632. /**
  633. * @}
  634. */
  635. /** @defgroup RCC_APB1_Force_Release_Reset APB1 Force Release Reset
  636. * @brief Force or release APB1 peripheral reset.
  637. * @{
  638. */
  639. #define __HAL_RCC_APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFFU)
  640. #define __HAL_RCC_TIM5_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM5RST))
  641. #define __HAL_RCC_WWDG_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
  642. #define __HAL_RCC_SPI2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_SPI2RST))
  643. #define __HAL_RCC_USART2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
  644. #define __HAL_RCC_I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
  645. #define __HAL_RCC_I2C2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C2RST))
  646. #define __HAL_RCC_PWR_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))
  647. #define __HAL_RCC_APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00U)
  648. #define __HAL_RCC_TIM5_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM5RST))
  649. #define __HAL_RCC_WWDG_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
  650. #define __HAL_RCC_SPI2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_SPI2RST))
  651. #define __HAL_RCC_USART2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART2RST))
  652. #define __HAL_RCC_I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))
  653. #define __HAL_RCC_I2C2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C2RST))
  654. #define __HAL_RCC_PWR_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))
  655. /**
  656. * @}
  657. */
  658. /** @defgroup RCC_APB2_Force_Release_Reset APB2 Force Release Reset
  659. * @brief Force or release APB2 peripheral reset.
  660. * @{
  661. */
  662. #define __HAL_RCC_APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFFU)
  663. #define __HAL_RCC_TIM1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM1RST))
  664. #define __HAL_RCC_USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
  665. #define __HAL_RCC_USART6_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART6RST))
  666. #define __HAL_RCC_ADC_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_ADCRST))
  667. #define __HAL_RCC_SPI1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
  668. #define __HAL_RCC_SYSCFG_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SYSCFGRST))
  669. #define __HAL_RCC_TIM9_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM9RST))
  670. #define __HAL_RCC_TIM11_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM11RST))
  671. #define __HAL_RCC_APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00U)
  672. #define __HAL_RCC_TIM1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM1RST))
  673. #define __HAL_RCC_USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))
  674. #define __HAL_RCC_USART6_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART6RST))
  675. #define __HAL_RCC_ADC_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_ADCRST))
  676. #define __HAL_RCC_SPI1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SPI1RST))
  677. #define __HAL_RCC_SYSCFG_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SYSCFGRST))
  678. #define __HAL_RCC_TIM9_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM9RST))
  679. #define __HAL_RCC_TIM11_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM11RST))
  680. /**
  681. * @}
  682. */
  683. /** @defgroup RCC_AHB1_LowPower_Enable_Disable AHB1 Peripheral Low Power Enable Disable
  684. * @brief Enable or disable the AHB1 peripheral clock during Low Power (Sleep) mode.
  685. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  686. * power consumption.
  687. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  688. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  689. * @{
  690. */
  691. #define __HAL_RCC_GPIOA_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOALPEN))
  692. #define __HAL_RCC_GPIOB_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOBLPEN))
  693. #define __HAL_RCC_GPIOC_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOCLPEN))
  694. #define __HAL_RCC_GPIOH_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOHLPEN))
  695. #define __HAL_RCC_DMA1_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA1LPEN))
  696. #define __HAL_RCC_DMA2_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA2LPEN))
  697. #define __HAL_RCC_GPIOA_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOALPEN))
  698. #define __HAL_RCC_GPIOB_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOBLPEN))
  699. #define __HAL_RCC_GPIOC_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOCLPEN))
  700. #define __HAL_RCC_GPIOH_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOHLPEN))
  701. #define __HAL_RCC_DMA1_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA1LPEN))
  702. #define __HAL_RCC_DMA2_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA2LPEN))
  703. /**
  704. * @}
  705. */
  706. /** @defgroup RCC_APB1_LowPower_Enable_Disable APB1 Peripheral Low Power Enable Disable
  707. * @brief Enable or disable the APB1 peripheral clock during Low Power (Sleep) mode.
  708. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  709. * power consumption.
  710. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  711. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  712. * @{
  713. */
  714. #define __HAL_RCC_TIM5_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_TIM5LPEN))
  715. #define __HAL_RCC_WWDG_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_WWDGLPEN))
  716. #define __HAL_RCC_SPI2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_SPI2LPEN))
  717. #define __HAL_RCC_USART2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_USART2LPEN))
  718. #define __HAL_RCC_I2C1_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C1LPEN))
  719. #define __HAL_RCC_I2C2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C2LPEN))
  720. #define __HAL_RCC_PWR_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_PWRLPEN))
  721. #define __HAL_RCC_TIM5_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_TIM5LPEN))
  722. #define __HAL_RCC_WWDG_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_WWDGLPEN))
  723. #define __HAL_RCC_SPI2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_SPI2LPEN))
  724. #define __HAL_RCC_USART2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_USART2LPEN))
  725. #define __HAL_RCC_I2C1_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C1LPEN))
  726. #define __HAL_RCC_I2C2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C2LPEN))
  727. #define __HAL_RCC_PWR_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_PWRLPEN))
  728. /**
  729. * @}
  730. */
  731. /** @defgroup RCC_APB2_LowPower_Enable_Disable APB2 Peripheral Low Power Enable Disable
  732. * @brief Enable or disable the APB2 peripheral clock during Low Power (Sleep) mode.
  733. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  734. * power consumption.
  735. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  736. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  737. * @{
  738. */
  739. #define __HAL_RCC_TIM1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM1LPEN))
  740. #define __HAL_RCC_USART1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART1LPEN))
  741. #define __HAL_RCC_USART6_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART6LPEN))
  742. #define __HAL_RCC_ADC1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_ADC1LPEN))
  743. #define __HAL_RCC_SPI1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SPI1LPEN))
  744. #define __HAL_RCC_SYSCFG_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SYSCFGLPEN))
  745. #define __HAL_RCC_TIM9_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM9LPEN))
  746. #define __HAL_RCC_TIM11_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM11LPEN))
  747. #define __HAL_RCC_TIM1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM1LPEN))
  748. #define __HAL_RCC_USART1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART1LPEN))
  749. #define __HAL_RCC_USART6_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART6LPEN))
  750. #define __HAL_RCC_ADC1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_ADC1LPEN))
  751. #define __HAL_RCC_SPI1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SPI1LPEN))
  752. #define __HAL_RCC_SYSCFG_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SYSCFGLPEN))
  753. #define __HAL_RCC_TIM9_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM9LPEN))
  754. #define __HAL_RCC_TIM11_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM11LPEN))
  755. /**
  756. * @}
  757. */
  758. /** @defgroup RCC_HSI_Configuration HSI Configuration
  759. * @{
  760. */
  761. /** @brief Macros to enable or disable the Internal High Speed oscillator (HSI).
  762. * @note The HSI is stopped by hardware when entering STOP and STANDBY modes.
  763. * It is used (enabled by hardware) as system clock source after startup
  764. * from Reset, wake-up from STOP and STANDBY mode, or in case of failure
  765. * of the HSE used directly or indirectly as system clock (if the Clock
  766. * Security System CSS is enabled).
  767. * @note HSI can not be stopped if it is used as system clock source. In this case,
  768. * you have to select another source of the system clock then stop the HSI.
  769. * @note After enabling the HSI, the application software should wait on HSIRDY
  770. * flag to be set indicating that HSI clock is stable and can be used as
  771. * system clock source.
  772. * This parameter can be: ENABLE or DISABLE.
  773. * @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator
  774. * clock cycles.
  775. */
  776. #define __HAL_RCC_HSI_ENABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = ENABLE)
  777. #define __HAL_RCC_HSI_DISABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = DISABLE)
  778. /** @brief Macro to adjust the Internal High Speed oscillator (HSI) calibration value.
  779. * @note The calibration is used to compensate for the variations in voltage
  780. * and temperature that influence the frequency of the internal HSI RC.
  781. * @param __HSICalibrationValue__: specifies the calibration trimming value.
  782. * (default is RCC_HSICALIBRATION_DEFAULT).
  783. * This parameter must be a number between 0 and 0x1F.
  784. */
  785. #define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(__HSICalibrationValue__) (MODIFY_REG(RCC->CR,\
  786. RCC_CR_HSITRIM, (uint32_t)(__HSICalibrationValue__) << POSITION_VAL(RCC_CR_HSITRIM)))
  787. /**
  788. * @}
  789. */
  790. /** @defgroup RCC_LSI_Configuration LSI Configuration
  791. * @{
  792. */
  793. /** @brief Macros to enable or disable the Internal Low Speed oscillator (LSI).
  794. * @note After enabling the LSI, the application software should wait on
  795. * LSIRDY flag to be set indicating that LSI clock is stable and can
  796. * be used to clock the IWDG and/or the RTC.
  797. * @note LSI can not be disabled if the IWDG is running.
  798. * @note When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator
  799. * clock cycles.
  800. */
  801. #define __HAL_RCC_LSI_ENABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = ENABLE)
  802. #define __HAL_RCC_LSI_DISABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = DISABLE)
  803. /**
  804. * @}
  805. */
  806. /** @defgroup RCC_HSE_Configuration HSE Configuration
  807. * @{
  808. */
  809. /**
  810. * @brief Macro to configure the External High Speed oscillator (HSE).
  811. * @note Transition HSE Bypass to HSE On and HSE On to HSE Bypass are not supported by this macro.
  812. * User should request a transition to HSE Off first and then HSE On or HSE Bypass.
  813. * @note After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application
  814. * software should wait on HSERDY flag to be set indicating that HSE clock
  815. * is stable and can be used to clock the PLL and/or system clock.
  816. * @note HSE state can not be changed if it is used directly or through the
  817. * PLL as system clock. In this case, you have to select another source
  818. * of the system clock then change the HSE state (ex. disable it).
  819. * @note The HSE is stopped by hardware when entering STOP and STANDBY modes.
  820. * @note This function reset the CSSON bit, so if the clock security system(CSS)
  821. * was previously enabled you have to enable it again after calling this
  822. * function.
  823. * @param __STATE__: specifies the new state of the HSE.
  824. * This parameter can be one of the following values:
  825. * @arg RCC_HSE_OFF: turn OFF the HSE oscillator, HSERDY flag goes low after
  826. * 6 HSE oscillator clock cycles.
  827. * @arg RCC_HSE_ON: turn ON the HSE oscillator.
  828. * @arg RCC_HSE_BYPASS: HSE oscillator bypassed with external clock.
  829. */
  830. #define __HAL_RCC_HSE_CONFIG(__STATE__) (*(__IO uint8_t *) RCC_CR_BYTE2_ADDRESS = (__STATE__))
  831. /**
  832. * @}
  833. */
  834. /** @defgroup RCC_LSE_Configuration LSE Configuration
  835. * @{
  836. */
  837. /**
  838. * @brief Macro to configure the External Low Speed oscillator (LSE).
  839. * @note Transition LSE Bypass to LSE On and LSE On to LSE Bypass are not supported by this macro.
  840. * User should request a transition to LSE Off first and then LSE On or LSE Bypass.
  841. * @note As the LSE is in the Backup domain and write access is denied to
  842. * this domain after reset, you have to enable write access using
  843. * HAL_PWR_EnableBkUpAccess() function before to configure the LSE
  844. * (to be done once after reset).
  845. * @note After enabling the LSE (RCC_LSE_ON or RCC_LSE_BYPASS), the application
  846. * software should wait on LSERDY flag to be set indicating that LSE clock
  847. * is stable and can be used to clock the RTC.
  848. * @param __STATE__: specifies the new state of the LSE.
  849. * This parameter can be one of the following values:
  850. * @arg RCC_LSE_OFF: turn OFF the LSE oscillator, LSERDY flag goes low after
  851. * 6 LSE oscillator clock cycles.
  852. * @arg RCC_LSE_ON: turn ON the LSE oscillator.
  853. * @arg RCC_LSE_BYPASS: LSE oscillator bypassed with external clock.
  854. */
  855. #define __HAL_RCC_LSE_CONFIG(__STATE__) (*(__IO uint8_t *) RCC_BDCR_BYTE0_ADDRESS = (__STATE__))
  856. /**
  857. * @}
  858. */
  859. /** @defgroup RCC_Internal_RTC_Clock_Configuration RTC Clock Configuration
  860. * @{
  861. */
  862. /** @brief Macros to enable or disable the RTC clock.
  863. * @note These macros must be used only after the RTC clock source was selected.
  864. */
  865. #define __HAL_RCC_RTC_ENABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = ENABLE)
  866. #define __HAL_RCC_RTC_DISABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = DISABLE)
  867. /** @brief Macros to configure the RTC clock (RTCCLK).
  868. * @note As the RTC clock configuration bits are in the Backup domain and write
  869. * access is denied to this domain after reset, you have to enable write
  870. * access using the Power Backup Access macro before to configure
  871. * the RTC clock source (to be done once after reset).
  872. * @note Once the RTC clock is configured it can't be changed unless the
  873. * Backup domain is reset using __HAL_RCC_BackupReset_RELEASE() macro, or by
  874. * a Power On Reset (POR).
  875. * @param __RTCCLKSource__: specifies the RTC clock source.
  876. * This parameter can be one of the following values:
  877. * @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock.
  878. * @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock.
  879. * @arg RCC_RTCCLKSOURCE_HSE_DIVx: HSE clock divided by x selected
  880. * as RTC clock, where x:[2,31]
  881. * @note If the LSE or LSI is used as RTC clock source, the RTC continues to
  882. * work in STOP and STANDBY modes, and can be used as wake-up source.
  883. * However, when the HSE clock is used as RTC clock source, the RTC
  884. * cannot be used in STOP and STANDBY modes.
  885. * @note The maximum input clock frequency for RTC is 1MHz (when using HSE as
  886. * RTC clock source).
  887. */
  888. #define __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__) (((__RTCCLKSource__) & RCC_BDCR_RTCSEL) == RCC_BDCR_RTCSEL) ? \
  889. MODIFY_REG(RCC->CFGR, RCC_CFGR_RTCPRE, ((__RTCCLKSource__) & 0xFFFFCFFU)) : CLEAR_BIT(RCC->CFGR, RCC_CFGR_RTCPRE)
  890. #define __HAL_RCC_RTC_CONFIG(__RTCCLKSource__) do { __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__); \
  891. RCC->BDCR |= ((__RTCCLKSource__) & 0x00000FFFU); \
  892. } while (0)
  893. /** @brief Macros to force or release the Backup domain reset.
  894. * @note This function resets the RTC peripheral (including the backup registers)
  895. * and the RTC clock source selection in RCC_CSR register.
  896. * @note The BKPSRAM is not affected by this reset.
  897. */
  898. #define __HAL_RCC_BACKUPRESET_FORCE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = ENABLE)
  899. #define __HAL_RCC_BACKUPRESET_RELEASE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = DISABLE)
  900. /**
  901. * @}
  902. */
  903. /** @defgroup RCC_PLL_Configuration PLL Configuration
  904. * @{
  905. */
  906. /** @brief Macros to enable or disable the main PLL.
  907. * @note After enabling the main PLL, the application software should wait on
  908. * PLLRDY flag to be set indicating that PLL clock is stable and can
  909. * be used as system clock source.
  910. * @note The main PLL can not be disabled if it is used as system clock source
  911. * @note The main PLL is disabled by hardware when entering STOP and STANDBY modes.
  912. */
  913. #define __HAL_RCC_PLL_ENABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = ENABLE)
  914. #define __HAL_RCC_PLL_DISABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = DISABLE)
  915. /** @brief Macro to configure the PLL clock source.
  916. * @note This function must be used only when the main PLL is disabled.
  917. * @param __PLLSOURCE__: specifies the PLL entry clock source.
  918. * This parameter can be one of the following values:
  919. * @arg RCC_PLLSOURCE_HSI: HSI oscillator clock selected as PLL clock entry
  920. * @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL clock entry
  921. *
  922. */
  923. #define __HAL_RCC_PLL_PLLSOURCE_CONFIG(__PLLSOURCE__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC, (__PLLSOURCE__))
  924. /** @brief Macro to configure the PLL multiplication factor.
  925. * @note This function must be used only when the main PLL is disabled.
  926. * @param __PLLM__: specifies the division factor for PLL VCO input clock
  927. * This parameter must be a number between Min_Data = 2 and Max_Data = 63.
  928. * @note You have to set the PLLM parameter correctly to ensure that the VCO input
  929. * frequency ranges from 1 to 2 MHz. It is recommended to select a frequency
  930. * of 2 MHz to limit PLL jitter.
  931. *
  932. */
  933. #define __HAL_RCC_PLL_PLLM_CONFIG(__PLLM__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLM, (__PLLM__))
  934. /**
  935. * @}
  936. */
  937. /** @defgroup RCC_Get_Clock_source Get Clock source
  938. * @{
  939. */
  940. /**
  941. * @brief Macro to configure the system clock source.
  942. * @param __RCC_SYSCLKSOURCE__: specifies the system clock source.
  943. * This parameter can be one of the following values:
  944. * - RCC_SYSCLKSOURCE_HSI: HSI oscillator is used as system clock source.
  945. * - RCC_SYSCLKSOURCE_HSE: HSE oscillator is used as system clock source.
  946. * - RCC_SYSCLKSOURCE_PLLCLK: PLL output is used as system clock source.
  947. * - RCC_SYSCLKSOURCE_PLLRCLK: PLLR output is used as system clock source.
  948. */
  949. #define __HAL_RCC_SYSCLK_CONFIG(__RCC_SYSCLKSOURCE__) MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, (__RCC_SYSCLKSOURCE__))
  950. /** @brief Macro to get the clock source used as system clock.
  951. * @retval The clock source used as system clock. The returned value can be one
  952. * of the following:
  953. * - RCC_SYSCLKSOURCE_STATUS_HSI: HSI used as system clock.
  954. * - RCC_SYSCLKSOURCE_STATUS_HSE: HSE used as system clock.
  955. * - RCC_SYSCLKSOURCE_STATUS_PLLCLK: PLL used as system clock.
  956. * - RCC_SYSCLKSOURCE_STATUS_PLLRCLK: PLLR used as system clock.
  957. */
  958. #define __HAL_RCC_GET_SYSCLK_SOURCE() ((uint32_t)(RCC->CFGR & RCC_CFGR_SWS))
  959. /** @brief Macro to get the oscillator used as PLL clock source.
  960. * @retval The oscillator used as PLL clock source. The returned value can be one
  961. * of the following:
  962. * - RCC_PLLSOURCE_HSI: HSI oscillator is used as PLL clock source.
  963. * - RCC_PLLSOURCE_HSE: HSE oscillator is used as PLL clock source.
  964. */
  965. #define __HAL_RCC_GET_PLL_OSCSOURCE() ((uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC))
  966. /**
  967. * @}
  968. */
  969. /** @defgroup RCCEx_MCOx_Clock_Config RCC Extended MCOx Clock Config
  970. * @{
  971. */
  972. /** @brief Macro to configure the MCO1 clock.
  973. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  974. * This parameter can be one of the following values:
  975. * @arg RCC_MCO1SOURCE_HSI: HSI clock selected as MCO1 source
  976. * @arg RCC_MCO1SOURCE_LSE: LSE clock selected as MCO1 source
  977. * @arg RCC_MCO1SOURCE_HSE: HSE clock selected as MCO1 source
  978. * @arg RCC_MCO1SOURCE_PLLCLK: main PLL clock selected as MCO1 source
  979. * @param __MCODIV__ specifies the MCO clock prescaler.
  980. * This parameter can be one of the following values:
  981. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  982. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  983. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  984. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  985. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  986. */
  987. #define __HAL_RCC_MCO1_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  988. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO1 | RCC_CFGR_MCO1PRE), ((__MCOCLKSOURCE__) | (__MCODIV__)))
  989. /** @brief Macro to configure the MCO2 clock.
  990. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  991. * This parameter can be one of the following values:
  992. * @arg RCC_MCO2SOURCE_SYSCLK: System clock (SYSCLK) selected as MCO2 source
  993. * @arg RCC_MCO2SOURCE_PLLI2SCLK: PLLI2S clock selected as MCO2 source, available for all STM32F4 devices except STM32F410xx
  994. * @arg RCC_MCO2SOURCE_I2SCLK: I2SCLK clock selected as MCO2 source, available only for STM32F410Rx devices
  995. * @arg RCC_MCO2SOURCE_HSE: HSE clock selected as MCO2 source
  996. * @arg RCC_MCO2SOURCE_PLLCLK: main PLL clock selected as MCO2 source
  997. * @param __MCODIV__ specifies the MCO clock prescaler.
  998. * This parameter can be one of the following values:
  999. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  1000. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  1001. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  1002. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  1003. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  1004. * @note For STM32F410Rx devices, to output I2SCLK clock on MCO2, you should have
  1005. * at least one of the SPI clocks enabled (SPI1, SPI2 or SPI5).
  1006. */
  1007. #define __HAL_RCC_MCO2_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  1008. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO2 | RCC_CFGR_MCO2PRE), ((__MCOCLKSOURCE__) | ((__MCODIV__) << 3U)));
  1009. /**
  1010. * @}
  1011. */
  1012. /** @defgroup RCC_Flags_Interrupts_Management Flags Interrupts Management
  1013. * @brief macros to manage the specified RCC Flags and interrupts.
  1014. * @{
  1015. */
  1016. /** @brief Enable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to enable
  1017. * the selected interrupts).
  1018. * @param __INTERRUPT__: specifies the RCC interrupt sources to be enabled.
  1019. * This parameter can be any combination of the following values:
  1020. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1021. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1022. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1023. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1024. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1025. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1026. */
  1027. #define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS |= (__INTERRUPT__))
  1028. /** @brief Disable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to disable
  1029. * the selected interrupts).
  1030. * @param __INTERRUPT__: specifies the RCC interrupt sources to be disabled.
  1031. * This parameter can be any combination of the following values:
  1032. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1033. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1034. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1035. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1036. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1037. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1038. */
  1039. #define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS &= (uint8_t)(~(__INTERRUPT__)))
  1040. /** @brief Clear the RCC's interrupt pending bits (Perform Byte access to RCC_CIR[23:16]
  1041. * bits to clear the selected interrupt pending bits.
  1042. * @param __INTERRUPT__: specifies the interrupt pending bit to clear.
  1043. * This parameter can be any combination of the following values:
  1044. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1045. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1046. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1047. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1048. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1049. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1050. * @arg RCC_IT_CSS: Clock Security System interrupt
  1051. */
  1052. #define __HAL_RCC_CLEAR_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE2_ADDRESS = (__INTERRUPT__))
  1053. /** @brief Check the RCC's interrupt has occurred or not.
  1054. * @param __INTERRUPT__: specifies the RCC interrupt source to check.
  1055. * This parameter can be one of the following values:
  1056. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1057. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1058. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1059. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1060. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1061. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1062. * @arg RCC_IT_CSS: Clock Security System interrupt
  1063. * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
  1064. */
  1065. #define __HAL_RCC_GET_IT(__INTERRUPT__) ((RCC->CIR & (__INTERRUPT__)) == (__INTERRUPT__))
  1066. /** @brief Set RMVF bit to clear the reset flags: RCC_FLAG_PINRST, RCC_FLAG_PORRST,
  1067. * RCC_FLAG_SFTRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST and RCC_FLAG_LPWRRST.
  1068. */
  1069. #define __HAL_RCC_CLEAR_RESET_FLAGS() (RCC->CSR |= RCC_CSR_RMVF)
  1070. /** @brief Check RCC flag is set or not.
  1071. * @param __FLAG__: specifies the flag to check.
  1072. * This parameter can be one of the following values:
  1073. * @arg RCC_FLAG_HSIRDY: HSI oscillator clock ready.
  1074. * @arg RCC_FLAG_HSERDY: HSE oscillator clock ready.
  1075. * @arg RCC_FLAG_PLLRDY: Main PLL clock ready.
  1076. * @arg RCC_FLAG_PLLI2SRDY: PLLI2S clock ready.
  1077. * @arg RCC_FLAG_LSERDY: LSE oscillator clock ready.
  1078. * @arg RCC_FLAG_LSIRDY: LSI oscillator clock ready.
  1079. * @arg RCC_FLAG_BORRST: POR/PDR or BOR reset.
  1080. * @arg RCC_FLAG_PINRST: Pin reset.
  1081. * @arg RCC_FLAG_PORRST: POR/PDR reset.
  1082. * @arg RCC_FLAG_SFTRST: Software reset.
  1083. * @arg RCC_FLAG_IWDGRST: Independent Watchdog reset.
  1084. * @arg RCC_FLAG_WWDGRST: Window Watchdog reset.
  1085. * @arg RCC_FLAG_LPWRRST: Low Power reset.
  1086. * @retval The new state of __FLAG__ (TRUE or FALSE).
  1087. */
  1088. #define RCC_FLAG_MASK ((uint8_t)0x1FU)
  1089. #define __HAL_RCC_GET_FLAG(__FLAG__) (((((((__FLAG__) >> 5U) == 1U)? RCC->CR :((((__FLAG__) >> 5U) == 2U) ? RCC->BDCR :((((__FLAG__) >> 5U) == 3U)? RCC->CSR :RCC->CIR))) & ((uint32_t)1U << ((__FLAG__) & RCC_FLAG_MASK)))!= 0U)? 1U : 0U)
  1090. /**
  1091. * @}
  1092. */
  1093. /**
  1094. * @}
  1095. */
  1096. /* Exported functions --------------------------------------------------------*/
  1097. /** @addtogroup RCC_Exported_Functions
  1098. * @{
  1099. */
  1100. /** @addtogroup RCC_Exported_Functions_Group1
  1101. * @{
  1102. */
  1103. /* Initialization and de-initialization functions ******************************/
  1104. void HAL_RCC_DeInit(void);
  1105. HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1106. HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency);
  1107. /**
  1108. * @}
  1109. */
  1110. /** @addtogroup RCC_Exported_Functions_Group2
  1111. * @{
  1112. */
  1113. /* Peripheral Control functions ************************************************/
  1114. void HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv);
  1115. void HAL_RCC_EnableCSS(void);
  1116. void HAL_RCC_DisableCSS(void);
  1117. uint32_t HAL_RCC_GetSysClockFreq(void);
  1118. uint32_t HAL_RCC_GetHCLKFreq(void);
  1119. uint32_t HAL_RCC_GetPCLK1Freq(void);
  1120. uint32_t HAL_RCC_GetPCLK2Freq(void);
  1121. void HAL_RCC_GetOscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1122. void HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t *pFLatency);
  1123. /* CSS NMI IRQ handler */
  1124. void HAL_RCC_NMI_IRQHandler(void);
  1125. /* User Callbacks in non blocking mode (IT mode) */
  1126. void HAL_RCC_CSSCallback(void);
  1127. /**
  1128. * @}
  1129. */
  1130. /**
  1131. * @}
  1132. */
  1133. /* Private types -------------------------------------------------------------*/
  1134. /* Private variables ---------------------------------------------------------*/
  1135. /* Private constants ---------------------------------------------------------*/
  1136. /** @defgroup RCC_Private_Constants RCC Private Constants
  1137. * @{
  1138. */
  1139. /** @defgroup RCC_BitAddress_AliasRegion RCC BitAddress AliasRegion
  1140. * @brief RCC registers bit address in the alias region
  1141. * @{
  1142. */
  1143. #define RCC_OFFSET (RCC_BASE - PERIPH_BASE)
  1144. /* --- CR Register ---*/
  1145. /* Alias word address of HSION bit */
  1146. #define RCC_CR_OFFSET (RCC_OFFSET + 0x00U)
  1147. #define RCC_HSION_BIT_NUMBER 0x00U
  1148. #define RCC_CR_HSION_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_HSION_BIT_NUMBER * 4U))
  1149. /* Alias word address of CSSON bit */
  1150. #define RCC_CSSON_BIT_NUMBER 0x13U
  1151. #define RCC_CR_CSSON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_CSSON_BIT_NUMBER * 4U))
  1152. /* Alias word address of PLLON bit */
  1153. #define RCC_PLLON_BIT_NUMBER 0x18U
  1154. #define RCC_CR_PLLON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_PLLON_BIT_NUMBER * 4U))
  1155. /* --- BDCR Register ---*/
  1156. /* Alias word address of RTCEN bit */
  1157. #define RCC_BDCR_OFFSET (RCC_OFFSET + 0x70U)
  1158. #define RCC_RTCEN_BIT_NUMBER 0x0FU
  1159. #define RCC_BDCR_RTCEN_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32U) + (RCC_RTCEN_BIT_NUMBER * 4U))
  1160. /* Alias word address of BDRST bit */
  1161. #define RCC_BDRST_BIT_NUMBER 0x10U
  1162. #define RCC_BDCR_BDRST_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32U) + (RCC_BDRST_BIT_NUMBER * 4U))
  1163. /* --- CSR Register ---*/
  1164. /* Alias word address of LSION bit */
  1165. #define RCC_CSR_OFFSET (RCC_OFFSET + 0x74U)
  1166. #define RCC_LSION_BIT_NUMBER 0x00U
  1167. #define RCC_CSR_LSION_BB (PERIPH_BB_BASE + (RCC_CSR_OFFSET * 32U) + (RCC_LSION_BIT_NUMBER * 4U))
  1168. /* CR register byte 3 (Bits[23:16]) base address */
  1169. #define RCC_CR_BYTE2_ADDRESS ((uint32_t)0x40023802U)
  1170. /* CIR register byte 2 (Bits[15:8]) base address */
  1171. #define RCC_CIR_BYTE1_ADDRESS ((uint32_t)(RCC_BASE + 0x0CU + 0x01U))
  1172. /* CIR register byte 3 (Bits[23:16]) base address */
  1173. #define RCC_CIR_BYTE2_ADDRESS ((uint32_t)(RCC_BASE + 0x0CU + 0x02U))
  1174. /* BDCR register base address */
  1175. #define RCC_BDCR_BYTE0_ADDRESS (PERIPH_BASE + RCC_BDCR_OFFSET)
  1176. #define RCC_DBP_TIMEOUT_VALUE ((uint32_t)2U)
  1177. #define RCC_LSE_TIMEOUT_VALUE LSE_STARTUP_TIMEOUT
  1178. #define HSE_TIMEOUT_VALUE HSE_STARTUP_TIMEOUT
  1179. #define HSI_TIMEOUT_VALUE ((uint32_t)2U) /* 2 ms */
  1180. #define LSI_TIMEOUT_VALUE ((uint32_t)2U) /* 2 ms */
  1181. /**
  1182. * @}
  1183. */
  1184. /**
  1185. * @}
  1186. */
  1187. /* Private macros ------------------------------------------------------------*/
  1188. /** @defgroup RCC_Private_Macros RCC Private Macros
  1189. * @{
  1190. */
  1191. /** @defgroup RCC_IS_RCC_Definitions RCC Private macros to check input parameters
  1192. * @{
  1193. */
  1194. #define IS_RCC_OSCILLATORTYPE(OSCILLATOR) ((OSCILLATOR) <= 15U)
  1195. #define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
  1196. ((HSE) == RCC_HSE_BYPASS))
  1197. #define IS_RCC_LSE(LSE) (((LSE) == RCC_LSE_OFF) || ((LSE) == RCC_LSE_ON) || \
  1198. ((LSE) == RCC_LSE_BYPASS))
  1199. #define IS_RCC_HSI(HSI) (((HSI) == RCC_HSI_OFF) || ((HSI) == RCC_HSI_ON))
  1200. #define IS_RCC_LSI(LSI) (((LSI) == RCC_LSI_OFF) || ((LSI) == RCC_LSI_ON))
  1201. #define IS_RCC_PLL(PLL) (((PLL) == RCC_PLL_NONE) ||((PLL) == RCC_PLL_OFF) || ((PLL) == RCC_PLL_ON))
  1202. #define IS_RCC_PLLSOURCE(SOURCE) (((SOURCE) == RCC_PLLSOURCE_HSI) || \
  1203. ((SOURCE) == RCC_PLLSOURCE_HSE))
  1204. #define IS_RCC_SYSCLKSOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSOURCE_HSI) || \
  1205. ((SOURCE) == RCC_SYSCLKSOURCE_HSE) || \
  1206. ((SOURCE) == RCC_SYSCLKSOURCE_PLLCLK) || \
  1207. ((SOURCE) == RCC_SYSCLKSOURCE_PLLRCLK))
  1208. #define IS_RCC_RTCCLKSOURCE(__SOURCE__) (((__SOURCE__) == RCC_RTCCLKSOURCE_LSE) || \
  1209. ((__SOURCE__) == RCC_RTCCLKSOURCE_LSI) || \
  1210. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV2) || \
  1211. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV3) || \
  1212. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV4) || \
  1213. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV5) || \
  1214. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV6) || \
  1215. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV7) || \
  1216. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV8) || \
  1217. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV9) || \
  1218. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV10) || \
  1219. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV11) || \
  1220. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV12) || \
  1221. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV13) || \
  1222. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV14) || \
  1223. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV15) || \
  1224. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV16) || \
  1225. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV17) || \
  1226. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV18) || \
  1227. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV19) || \
  1228. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV20) || \
  1229. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV21) || \
  1230. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV22) || \
  1231. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV23) || \
  1232. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV24) || \
  1233. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV25) || \
  1234. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV26) || \
  1235. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV27) || \
  1236. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV28) || \
  1237. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV29) || \
  1238. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV30) || \
  1239. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV31))
  1240. #define IS_RCC_PLLM_VALUE(VALUE) ((VALUE) <= 63U)
  1241. #define IS_RCC_PLLP_VALUE(VALUE) (((VALUE) == 2U) || ((VALUE) == 4U) || ((VALUE) == 6U) || ((VALUE) == 8U))
  1242. #define IS_RCC_PLLQ_VALUE(VALUE) ((4U <= (VALUE)) && ((VALUE) <= 15U))
  1243. #define IS_RCC_HCLK(HCLK) (((HCLK) == RCC_SYSCLK_DIV1) || ((HCLK) == RCC_SYSCLK_DIV2) || \
  1244. ((HCLK) == RCC_SYSCLK_DIV4) || ((HCLK) == RCC_SYSCLK_DIV8) || \
  1245. ((HCLK) == RCC_SYSCLK_DIV16) || ((HCLK) == RCC_SYSCLK_DIV64) || \
  1246. ((HCLK) == RCC_SYSCLK_DIV128) || ((HCLK) == RCC_SYSCLK_DIV256) || \
  1247. ((HCLK) == RCC_SYSCLK_DIV512))
  1248. #define IS_RCC_CLOCKTYPE(CLK) ((1U <= (CLK)) && ((CLK) <= 15U))
  1249. #define IS_RCC_PCLK(PCLK) (((PCLK) == RCC_HCLK_DIV1) || ((PCLK) == RCC_HCLK_DIV2) || \
  1250. ((PCLK) == RCC_HCLK_DIV4) || ((PCLK) == RCC_HCLK_DIV8) || \
  1251. ((PCLK) == RCC_HCLK_DIV16))
  1252. #define IS_RCC_MCO(MCOx) (((MCOx) == RCC_MCO1) || ((MCOx) == RCC_MCO2))
  1253. #define IS_RCC_MCO1SOURCE(SOURCE) (((SOURCE) == RCC_MCO1SOURCE_HSI) || ((SOURCE) == RCC_MCO1SOURCE_LSE) || \
  1254. ((SOURCE) == RCC_MCO1SOURCE_HSE) || ((SOURCE) == RCC_MCO1SOURCE_PLLCLK))
  1255. #define IS_RCC_MCODIV(DIV) (((DIV) == RCC_MCODIV_1) || ((DIV) == RCC_MCODIV_2) || \
  1256. ((DIV) == RCC_MCODIV_3) || ((DIV) == RCC_MCODIV_4) || \
  1257. ((DIV) == RCC_MCODIV_5))
  1258. #define IS_RCC_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1FU)
  1259. /**
  1260. * @}
  1261. */
  1262. /**
  1263. * @}
  1264. */
  1265. /**
  1266. * @}
  1267. */
  1268. /**
  1269. * @}
  1270. */
  1271. #ifdef __cplusplus
  1272. }
  1273. #endif
  1274. #endif /* __STM32F4xx_HAL_RCC_H */
  1275. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/