stm32f4xx_hal_rcc.h 72 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f4xx_hal_rcc.h
  4. * @author MCD Application Team
  5. * @brief Header file of RCC HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  10. *
  11. * Redistribution and use in source and binary forms, with or without modification,
  12. * are permitted provided that the following conditions are met:
  13. * 1. Redistributions of source code must retain the above copyright notice,
  14. * this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright notice,
  16. * this list of conditions and the following disclaimer in the documentation
  17. * and/or other materials provided with the distribution.
  18. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  29. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32. *
  33. ******************************************************************************
  34. */
  35. /* Define to prevent recursive inclusion -------------------------------------*/
  36. #ifndef __STM32F4xx_HAL_RCC_H
  37. #define __STM32F4xx_HAL_RCC_H
  38. #ifdef __cplusplus
  39. extern "C" {
  40. #endif
  41. /* Includes ------------------------------------------------------------------*/
  42. #include "stm32f4xx_hal_def.h"
  43. /* Include RCC HAL Extended module */
  44. /* (include on top of file since RCC structures are defined in extended file) */
  45. #include "stm32f4xx_hal_rcc_ex.h"
  46. /** @addtogroup STM32F4xx_HAL_Driver
  47. * @{
  48. */
  49. /** @addtogroup RCC
  50. * @{
  51. */
  52. /* Exported types ------------------------------------------------------------*/
  53. /** @defgroup RCC_Exported_Types RCC Exported Types
  54. * @{
  55. */
  56. /**
  57. * @brief RCC Internal/External Oscillator (HSE, HSI, LSE and LSI) configuration structure definition
  58. */
  59. typedef struct
  60. {
  61. uint32_t OscillatorType; /*!< The oscillators to be configured.
  62. This parameter can be a value of @ref RCC_Oscillator_Type */
  63. uint32_t HSEState; /*!< The new state of the HSE.
  64. This parameter can be a value of @ref RCC_HSE_Config */
  65. uint32_t LSEState; /*!< The new state of the LSE.
  66. This parameter can be a value of @ref RCC_LSE_Config */
  67. uint32_t HSIState; /*!< The new state of the HSI.
  68. This parameter can be a value of @ref RCC_HSI_Config */
  69. uint32_t HSICalibrationValue; /*!< The HSI calibration trimming value (default is RCC_HSICALIBRATION_DEFAULT).
  70. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */
  71. uint32_t LSIState; /*!< The new state of the LSI.
  72. This parameter can be a value of @ref RCC_LSI_Config */
  73. RCC_PLLInitTypeDef PLL; /*!< PLL structure parameters */
  74. }RCC_OscInitTypeDef;
  75. /**
  76. * @brief RCC System, AHB and APB busses clock configuration structure definition
  77. */
  78. typedef struct
  79. {
  80. uint32_t ClockType; /*!< The clock to be configured.
  81. This parameter can be a value of @ref RCC_System_Clock_Type */
  82. uint32_t SYSCLKSource; /*!< The clock source (SYSCLKS) used as system clock.
  83. This parameter can be a value of @ref RCC_System_Clock_Source */
  84. uint32_t AHBCLKDivider; /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK).
  85. This parameter can be a value of @ref RCC_AHB_Clock_Source */
  86. uint32_t APB1CLKDivider; /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK).
  87. This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
  88. uint32_t APB2CLKDivider; /*!< The APB2 clock (PCLK2) 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. }RCC_ClkInitTypeDef;
  91. /**
  92. * @}
  93. */
  94. /* Exported constants --------------------------------------------------------*/
  95. /** @defgroup RCC_Exported_Constants RCC Exported Constants
  96. * @{
  97. */
  98. /** @defgroup RCC_Oscillator_Type Oscillator Type
  99. * @{
  100. */
  101. #define RCC_OSCILLATORTYPE_NONE 0x00000000U
  102. #define RCC_OSCILLATORTYPE_HSE 0x00000001U
  103. #define RCC_OSCILLATORTYPE_HSI 0x00000002U
  104. #define RCC_OSCILLATORTYPE_LSE 0x00000004U
  105. #define RCC_OSCILLATORTYPE_LSI 0x00000008U
  106. /**
  107. * @}
  108. */
  109. /** @defgroup RCC_HSE_Config HSE Config
  110. * @{
  111. */
  112. #define RCC_HSE_OFF 0x00000000U
  113. #define RCC_HSE_ON RCC_CR_HSEON
  114. #define RCC_HSE_BYPASS ((uint32_t)(RCC_CR_HSEBYP | RCC_CR_HSEON))
  115. /**
  116. * @}
  117. */
  118. /** @defgroup RCC_LSE_Config LSE Config
  119. * @{
  120. */
  121. #define RCC_LSE_OFF 0x00000000U
  122. #define RCC_LSE_ON RCC_BDCR_LSEON
  123. #define RCC_LSE_BYPASS ((uint32_t)(RCC_BDCR_LSEBYP | RCC_BDCR_LSEON))
  124. /**
  125. * @}
  126. */
  127. /** @defgroup RCC_HSI_Config HSI Config
  128. * @{
  129. */
  130. #define RCC_HSI_OFF ((uint8_t)0x00)
  131. #define RCC_HSI_ON ((uint8_t)0x01)
  132. #define RCC_HSICALIBRATION_DEFAULT 0x10U /* Default HSI calibration trimming value */
  133. /**
  134. * @}
  135. */
  136. /** @defgroup RCC_LSI_Config LSI Config
  137. * @{
  138. */
  139. #define RCC_LSI_OFF ((uint8_t)0x00)
  140. #define RCC_LSI_ON ((uint8_t)0x01)
  141. /**
  142. * @}
  143. */
  144. /** @defgroup RCC_PLL_Config PLL Config
  145. * @{
  146. */
  147. #define RCC_PLL_NONE ((uint8_t)0x00)
  148. #define RCC_PLL_OFF ((uint8_t)0x01)
  149. #define RCC_PLL_ON ((uint8_t)0x02)
  150. /**
  151. * @}
  152. */
  153. /** @defgroup RCC_PLLP_Clock_Divider PLLP Clock Divider
  154. * @{
  155. */
  156. #define RCC_PLLP_DIV2 0x00000002U
  157. #define RCC_PLLP_DIV4 0x00000004U
  158. #define RCC_PLLP_DIV6 0x00000006U
  159. #define RCC_PLLP_DIV8 0x00000008U
  160. /**
  161. * @}
  162. */
  163. /** @defgroup RCC_PLL_Clock_Source PLL Clock Source
  164. * @{
  165. */
  166. #define RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_HSI
  167. #define RCC_PLLSOURCE_HSE RCC_PLLCFGR_PLLSRC_HSE
  168. /**
  169. * @}
  170. */
  171. /** @defgroup RCC_System_Clock_Type System Clock Type
  172. * @{
  173. */
  174. #define RCC_CLOCKTYPE_SYSCLK 0x00000001U
  175. #define RCC_CLOCKTYPE_HCLK 0x00000002U
  176. #define RCC_CLOCKTYPE_PCLK1 0x00000004U
  177. #define RCC_CLOCKTYPE_PCLK2 0x00000008U
  178. /**
  179. * @}
  180. */
  181. /** @defgroup RCC_System_Clock_Source System Clock Source
  182. * @note The RCC_SYSCLKSOURCE_PLLRCLK parameter is available only for
  183. * STM32F446xx devices.
  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. * @note The RCC_SYSCLKSOURCE_STATUS_PLLRCLK parameter is available only for
  195. * STM32F446xx devices.
  196. * @{
  197. */
  198. #define RCC_SYSCLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */
  199. #define RCC_SYSCLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */
  200. #define RCC_SYSCLKSOURCE_STATUS_PLLCLK RCC_CFGR_SWS_PLL /*!< PLL used as system clock */
  201. #define RCC_SYSCLKSOURCE_STATUS_PLLRCLK ((uint32_t)(RCC_CFGR_SWS_0 | RCC_CFGR_SWS_1)) /*!< PLLR used as system clock */
  202. /**
  203. * @}
  204. */
  205. /** @defgroup RCC_AHB_Clock_Source AHB Clock Source
  206. * @{
  207. */
  208. #define RCC_SYSCLK_DIV1 RCC_CFGR_HPRE_DIV1
  209. #define RCC_SYSCLK_DIV2 RCC_CFGR_HPRE_DIV2
  210. #define RCC_SYSCLK_DIV4 RCC_CFGR_HPRE_DIV4
  211. #define RCC_SYSCLK_DIV8 RCC_CFGR_HPRE_DIV8
  212. #define RCC_SYSCLK_DIV16 RCC_CFGR_HPRE_DIV16
  213. #define RCC_SYSCLK_DIV64 RCC_CFGR_HPRE_DIV64
  214. #define RCC_SYSCLK_DIV128 RCC_CFGR_HPRE_DIV128
  215. #define RCC_SYSCLK_DIV256 RCC_CFGR_HPRE_DIV256
  216. #define RCC_SYSCLK_DIV512 RCC_CFGR_HPRE_DIV512
  217. /**
  218. * @}
  219. */
  220. /** @defgroup RCC_APB1_APB2_Clock_Source APB1/APB2 Clock Source
  221. * @{
  222. */
  223. #define RCC_HCLK_DIV1 RCC_CFGR_PPRE1_DIV1
  224. #define RCC_HCLK_DIV2 RCC_CFGR_PPRE1_DIV2
  225. #define RCC_HCLK_DIV4 RCC_CFGR_PPRE1_DIV4
  226. #define RCC_HCLK_DIV8 RCC_CFGR_PPRE1_DIV8
  227. #define RCC_HCLK_DIV16 RCC_CFGR_PPRE1_DIV16
  228. /**
  229. * @}
  230. */
  231. /** @defgroup RCC_RTC_Clock_Source RTC Clock Source
  232. * @{
  233. */
  234. #define RCC_RTCCLKSOURCE_LSE 0x00000100U
  235. #define RCC_RTCCLKSOURCE_LSI 0x00000200U
  236. #define RCC_RTCCLKSOURCE_HSE_DIV2 0x00020300U
  237. #define RCC_RTCCLKSOURCE_HSE_DIV3 0x00030300U
  238. #define RCC_RTCCLKSOURCE_HSE_DIV4 0x00040300U
  239. #define RCC_RTCCLKSOURCE_HSE_DIV5 0x00050300U
  240. #define RCC_RTCCLKSOURCE_HSE_DIV6 0x00060300U
  241. #define RCC_RTCCLKSOURCE_HSE_DIV7 0x00070300U
  242. #define RCC_RTCCLKSOURCE_HSE_DIV8 0x00080300U
  243. #define RCC_RTCCLKSOURCE_HSE_DIV9 0x00090300U
  244. #define RCC_RTCCLKSOURCE_HSE_DIV10 0x000A0300U
  245. #define RCC_RTCCLKSOURCE_HSE_DIV11 0x000B0300U
  246. #define RCC_RTCCLKSOURCE_HSE_DIV12 0x000C0300U
  247. #define RCC_RTCCLKSOURCE_HSE_DIV13 0x000D0300U
  248. #define RCC_RTCCLKSOURCE_HSE_DIV14 0x000E0300U
  249. #define RCC_RTCCLKSOURCE_HSE_DIV15 0x000F0300U
  250. #define RCC_RTCCLKSOURCE_HSE_DIV16 0x00100300U
  251. #define RCC_RTCCLKSOURCE_HSE_DIV17 0x00110300U
  252. #define RCC_RTCCLKSOURCE_HSE_DIV18 0x00120300U
  253. #define RCC_RTCCLKSOURCE_HSE_DIV19 0x00130300U
  254. #define RCC_RTCCLKSOURCE_HSE_DIV20 0x00140300U
  255. #define RCC_RTCCLKSOURCE_HSE_DIV21 0x00150300U
  256. #define RCC_RTCCLKSOURCE_HSE_DIV22 0x00160300U
  257. #define RCC_RTCCLKSOURCE_HSE_DIV23 0x00170300U
  258. #define RCC_RTCCLKSOURCE_HSE_DIV24 0x00180300U
  259. #define RCC_RTCCLKSOURCE_HSE_DIV25 0x00190300U
  260. #define RCC_RTCCLKSOURCE_HSE_DIV26 0x001A0300U
  261. #define RCC_RTCCLKSOURCE_HSE_DIV27 0x001B0300U
  262. #define RCC_RTCCLKSOURCE_HSE_DIV28 0x001C0300U
  263. #define RCC_RTCCLKSOURCE_HSE_DIV29 0x001D0300U
  264. #define RCC_RTCCLKSOURCE_HSE_DIV30 0x001E0300U
  265. #define RCC_RTCCLKSOURCE_HSE_DIV31 0x001F0300U
  266. /**
  267. * @}
  268. */
  269. /** @defgroup RCC_MCO_Index MCO Index
  270. * @{
  271. */
  272. #define RCC_MCO1 0x00000000U
  273. #define RCC_MCO2 0x00000001U
  274. /**
  275. * @}
  276. */
  277. /** @defgroup RCC_MCO1_Clock_Source MCO1 Clock Source
  278. * @{
  279. */
  280. #define RCC_MCO1SOURCE_HSI 0x00000000U
  281. #define RCC_MCO1SOURCE_LSE RCC_CFGR_MCO1_0
  282. #define RCC_MCO1SOURCE_HSE RCC_CFGR_MCO1_1
  283. #define RCC_MCO1SOURCE_PLLCLK RCC_CFGR_MCO1
  284. /**
  285. * @}
  286. */
  287. /** @defgroup RCC_MCOx_Clock_Prescaler MCOx Clock Prescaler
  288. * @{
  289. */
  290. #define RCC_MCODIV_1 0x00000000U
  291. #define RCC_MCODIV_2 RCC_CFGR_MCO1PRE_2
  292. #define RCC_MCODIV_3 ((uint32_t)RCC_CFGR_MCO1PRE_0 | RCC_CFGR_MCO1PRE_2)
  293. #define RCC_MCODIV_4 ((uint32_t)RCC_CFGR_MCO1PRE_1 | RCC_CFGR_MCO1PRE_2)
  294. #define RCC_MCODIV_5 RCC_CFGR_MCO1PRE
  295. /**
  296. * @}
  297. */
  298. /** @defgroup RCC_Interrupt Interrupts
  299. * @{
  300. */
  301. #define RCC_IT_LSIRDY ((uint8_t)0x01)
  302. #define RCC_IT_LSERDY ((uint8_t)0x02)
  303. #define RCC_IT_HSIRDY ((uint8_t)0x04)
  304. #define RCC_IT_HSERDY ((uint8_t)0x08)
  305. #define RCC_IT_PLLRDY ((uint8_t)0x10)
  306. #define RCC_IT_PLLI2SRDY ((uint8_t)0x20)
  307. #define RCC_IT_CSS ((uint8_t)0x80)
  308. /**
  309. * @}
  310. */
  311. /** @defgroup RCC_Flag Flags
  312. * Elements values convention: 0XXYYYYYb
  313. * - YYYYY : Flag position in the register
  314. * - 0XX : Register index
  315. * - 01: CR register
  316. * - 10: BDCR register
  317. * - 11: CSR register
  318. * @{
  319. */
  320. /* Flags in the CR register */
  321. #define RCC_FLAG_HSIRDY ((uint8_t)0x21)
  322. #define RCC_FLAG_HSERDY ((uint8_t)0x31)
  323. #define RCC_FLAG_PLLRDY ((uint8_t)0x39)
  324. #define RCC_FLAG_PLLI2SRDY ((uint8_t)0x3B)
  325. /* Flags in the BDCR register */
  326. #define RCC_FLAG_LSERDY ((uint8_t)0x41)
  327. /* Flags in the CSR register */
  328. #define RCC_FLAG_LSIRDY ((uint8_t)0x61)
  329. #define RCC_FLAG_BORRST ((uint8_t)0x79)
  330. #define RCC_FLAG_PINRST ((uint8_t)0x7A)
  331. #define RCC_FLAG_PORRST ((uint8_t)0x7B)
  332. #define RCC_FLAG_SFTRST ((uint8_t)0x7C)
  333. #define RCC_FLAG_IWDGRST ((uint8_t)0x7D)
  334. #define RCC_FLAG_WWDGRST ((uint8_t)0x7E)
  335. #define RCC_FLAG_LPWRRST ((uint8_t)0x7F)
  336. /**
  337. * @}
  338. */
  339. /**
  340. * @}
  341. */
  342. /* Exported macro ------------------------------------------------------------*/
  343. /** @defgroup RCC_Exported_Macros RCC Exported Macros
  344. * @{
  345. */
  346. /** @defgroup RCC_AHB1_Clock_Enable_Disable AHB1 Peripheral Clock Enable Disable
  347. * @brief Enable or disable the AHB1 peripheral clock.
  348. * @note After reset, the peripheral clock (used for registers read/write access)
  349. * is disabled and the application software has to enable this clock before
  350. * using it.
  351. * @{
  352. */
  353. #define __HAL_RCC_GPIOA_CLK_ENABLE() do { \
  354. __IO uint32_t tmpreg = 0x00U; \
  355. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  356. /* Delay after an RCC peripheral clock enabling */ \
  357. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  358. UNUSED(tmpreg); \
  359. } while(0U)
  360. #define __HAL_RCC_GPIOB_CLK_ENABLE() do { \
  361. __IO uint32_t tmpreg = 0x00U; \
  362. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  363. /* Delay after an RCC peripheral clock enabling */ \
  364. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  365. UNUSED(tmpreg); \
  366. } while(0U)
  367. #define __HAL_RCC_GPIOC_CLK_ENABLE() do { \
  368. __IO uint32_t tmpreg = 0x00U; \
  369. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  370. /* Delay after an RCC peripheral clock enabling */ \
  371. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  372. UNUSED(tmpreg); \
  373. } while(0U)
  374. #define __HAL_RCC_GPIOH_CLK_ENABLE() do { \
  375. __IO uint32_t tmpreg = 0x00U; \
  376. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  377. /* Delay after an RCC peripheral clock enabling */ \
  378. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  379. UNUSED(tmpreg); \
  380. } while(0U)
  381. #define __HAL_RCC_DMA1_CLK_ENABLE() do { \
  382. __IO uint32_t tmpreg = 0x00U; \
  383. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  384. /* Delay after an RCC peripheral clock enabling */ \
  385. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  386. UNUSED(tmpreg); \
  387. } while(0U)
  388. #define __HAL_RCC_DMA2_CLK_ENABLE() do { \
  389. __IO uint32_t tmpreg = 0x00U; \
  390. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  391. /* Delay after an RCC peripheral clock enabling */ \
  392. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  393. UNUSED(tmpreg); \
  394. } while(0U)
  395. #define __HAL_RCC_GPIOA_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOAEN))
  396. #define __HAL_RCC_GPIOB_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOBEN))
  397. #define __HAL_RCC_GPIOC_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOCEN))
  398. #define __HAL_RCC_GPIOH_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOHEN))
  399. #define __HAL_RCC_DMA1_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA1EN))
  400. #define __HAL_RCC_DMA2_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA2EN))
  401. /**
  402. * @}
  403. */
  404. /** @defgroup RCC_AHB1_Peripheral_Clock_Enable_Disable_Status AHB1 Peripheral Clock Enable Disable Status
  405. * @brief Get the enable or disable status of the AHB1 peripheral clock.
  406. * @note After reset, the peripheral clock (used for registers read/write access)
  407. * is disabled and the application software has to enable this clock before
  408. * using it.
  409. * @{
  410. */
  411. #define __HAL_RCC_GPIOA_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) != RESET)
  412. #define __HAL_RCC_GPIOB_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) != RESET)
  413. #define __HAL_RCC_GPIOC_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) != RESET)
  414. #define __HAL_RCC_GPIOH_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) != RESET)
  415. #define __HAL_RCC_DMA1_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) != RESET)
  416. #define __HAL_RCC_DMA2_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) != RESET)
  417. #define __HAL_RCC_GPIOA_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) == RESET)
  418. #define __HAL_RCC_GPIOB_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) == RESET)
  419. #define __HAL_RCC_GPIOC_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) == RESET)
  420. #define __HAL_RCC_GPIOH_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) == RESET)
  421. #define __HAL_RCC_DMA1_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) == RESET)
  422. #define __HAL_RCC_DMA2_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) == RESET)
  423. /**
  424. * @}
  425. */
  426. /** @defgroup RCC_APB1_Clock_Enable_Disable APB1 Peripheral Clock Enable Disable
  427. * @brief Enable or disable the Low Speed APB (APB1) peripheral clock.
  428. * @note After reset, the peripheral clock (used for registers read/write access)
  429. * is disabled and the application software has to enable this clock before
  430. * using it.
  431. * @{
  432. */
  433. #define __HAL_RCC_TIM5_CLK_ENABLE() do { \
  434. __IO uint32_t tmpreg = 0x00U; \
  435. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  436. /* Delay after an RCC peripheral clock enabling */ \
  437. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  438. UNUSED(tmpreg); \
  439. } while(0U)
  440. #define __HAL_RCC_WWDG_CLK_ENABLE() do { \
  441. __IO uint32_t tmpreg = 0x00U; \
  442. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  443. /* Delay after an RCC peripheral clock enabling */ \
  444. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  445. UNUSED(tmpreg); \
  446. } while(0U)
  447. #define __HAL_RCC_SPI2_CLK_ENABLE() do { \
  448. __IO uint32_t tmpreg = 0x00U; \
  449. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  450. /* Delay after an RCC peripheral clock enabling */ \
  451. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  452. UNUSED(tmpreg); \
  453. } while(0U)
  454. #define __HAL_RCC_USART2_CLK_ENABLE() do { \
  455. __IO uint32_t tmpreg = 0x00U; \
  456. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  457. /* Delay after an RCC peripheral clock enabling */ \
  458. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  459. UNUSED(tmpreg); \
  460. } while(0U)
  461. #define __HAL_RCC_I2C1_CLK_ENABLE() do { \
  462. __IO uint32_t tmpreg = 0x00U; \
  463. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  464. /* Delay after an RCC peripheral clock enabling */ \
  465. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  466. UNUSED(tmpreg); \
  467. } while(0U)
  468. #define __HAL_RCC_I2C2_CLK_ENABLE() do { \
  469. __IO uint32_t tmpreg = 0x00U; \
  470. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  471. /* Delay after an RCC peripheral clock enabling */ \
  472. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  473. UNUSED(tmpreg); \
  474. } while(0U)
  475. #define __HAL_RCC_PWR_CLK_ENABLE() do { \
  476. __IO uint32_t tmpreg = 0x00U; \
  477. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  478. /* Delay after an RCC peripheral clock enabling */ \
  479. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  480. UNUSED(tmpreg); \
  481. } while(0U)
  482. #define __HAL_RCC_TIM5_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM5EN))
  483. #define __HAL_RCC_WWDG_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
  484. #define __HAL_RCC_SPI2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_SPI2EN))
  485. #define __HAL_RCC_USART2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_USART2EN))
  486. #define __HAL_RCC_I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
  487. #define __HAL_RCC_I2C2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C2EN))
  488. #define __HAL_RCC_PWR_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))
  489. /**
  490. * @}
  491. */
  492. /** @defgroup RCC_APB1_Peripheral_Clock_Enable_Disable_Status APB1 Peripheral Clock Enable Disable Status
  493. * @brief Get the enable or disable status of the APB1 peripheral clock.
  494. * @note After reset, the peripheral clock (used for registers read/write access)
  495. * is disabled and the application software has to enable this clock before
  496. * using it.
  497. * @{
  498. */
  499. #define __HAL_RCC_TIM5_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) != RESET)
  500. #define __HAL_RCC_WWDG_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) != RESET)
  501. #define __HAL_RCC_SPI2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) != RESET)
  502. #define __HAL_RCC_USART2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) != RESET)
  503. #define __HAL_RCC_I2C1_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) != RESET)
  504. #define __HAL_RCC_I2C2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) != RESET)
  505. #define __HAL_RCC_PWR_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) != RESET)
  506. #define __HAL_RCC_TIM5_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) == RESET)
  507. #define __HAL_RCC_WWDG_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) == RESET)
  508. #define __HAL_RCC_SPI2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) == RESET)
  509. #define __HAL_RCC_USART2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) == RESET)
  510. #define __HAL_RCC_I2C1_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) == RESET)
  511. #define __HAL_RCC_I2C2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) == RESET)
  512. #define __HAL_RCC_PWR_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) == RESET)
  513. /**
  514. * @}
  515. */
  516. /** @defgroup RCC_APB2_Clock_Enable_Disable APB2 Peripheral Clock Enable Disable
  517. * @brief Enable or disable the High Speed APB (APB2) peripheral clock.
  518. * @note After reset, the peripheral clock (used for registers read/write access)
  519. * is disabled and the application software has to enable this clock before
  520. * using it.
  521. * @{
  522. */
  523. #define __HAL_RCC_TIM1_CLK_ENABLE() do { \
  524. __IO uint32_t tmpreg = 0x00U; \
  525. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  526. /* Delay after an RCC peripheral clock enabling */ \
  527. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  528. UNUSED(tmpreg); \
  529. } while(0U)
  530. #define __HAL_RCC_USART1_CLK_ENABLE() do { \
  531. __IO uint32_t tmpreg = 0x00U; \
  532. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  533. /* Delay after an RCC peripheral clock enabling */ \
  534. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  535. UNUSED(tmpreg); \
  536. } while(0U)
  537. #define __HAL_RCC_USART6_CLK_ENABLE() do { \
  538. __IO uint32_t tmpreg = 0x00U; \
  539. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  540. /* Delay after an RCC peripheral clock enabling */ \
  541. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  542. UNUSED(tmpreg); \
  543. } while(0U)
  544. #define __HAL_RCC_ADC1_CLK_ENABLE() do { \
  545. __IO uint32_t tmpreg = 0x00U; \
  546. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  547. /* Delay after an RCC peripheral clock enabling */ \
  548. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  549. UNUSED(tmpreg); \
  550. } while(0U)
  551. #define __HAL_RCC_SPI1_CLK_ENABLE() do { \
  552. __IO uint32_t tmpreg = 0x00U; \
  553. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  554. /* Delay after an RCC peripheral clock enabling */ \
  555. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  556. UNUSED(tmpreg); \
  557. } while(0U)
  558. #define __HAL_RCC_SYSCFG_CLK_ENABLE() do { \
  559. __IO uint32_t tmpreg = 0x00U; \
  560. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  561. /* Delay after an RCC peripheral clock enabling */ \
  562. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  563. UNUSED(tmpreg); \
  564. } while(0U)
  565. #define __HAL_RCC_TIM9_CLK_ENABLE() do { \
  566. __IO uint32_t tmpreg = 0x00U; \
  567. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  568. /* Delay after an RCC peripheral clock enabling */ \
  569. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  570. UNUSED(tmpreg); \
  571. } while(0U)
  572. #define __HAL_RCC_TIM11_CLK_ENABLE() do { \
  573. __IO uint32_t tmpreg = 0x00U; \
  574. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  575. /* Delay after an RCC peripheral clock enabling */ \
  576. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  577. UNUSED(tmpreg); \
  578. } while(0U)
  579. #define __HAL_RCC_TIM1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM1EN))
  580. #define __HAL_RCC_USART1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART1EN))
  581. #define __HAL_RCC_USART6_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART6EN))
  582. #define __HAL_RCC_ADC1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_ADC1EN))
  583. #define __HAL_RCC_SPI1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SPI1EN))
  584. #define __HAL_RCC_SYSCFG_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SYSCFGEN))
  585. #define __HAL_RCC_TIM9_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM9EN))
  586. #define __HAL_RCC_TIM11_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM11EN))
  587. /**
  588. * @}
  589. */
  590. /** @defgroup RCC_APB2_Peripheral_Clock_Enable_Disable_Status APB2 Peripheral Clock Enable Disable Status
  591. * @brief Get the enable or disable status of the APB2 peripheral clock.
  592. * @note After reset, the peripheral clock (used for registers read/write access)
  593. * is disabled and the application software has to enable this clock before
  594. * using it.
  595. * @{
  596. */
  597. #define __HAL_RCC_TIM1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) != RESET)
  598. #define __HAL_RCC_USART1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) != RESET)
  599. #define __HAL_RCC_USART6_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) != RESET)
  600. #define __HAL_RCC_ADC1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) != RESET)
  601. #define __HAL_RCC_SPI1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) != RESET)
  602. #define __HAL_RCC_SYSCFG_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) != RESET)
  603. #define __HAL_RCC_TIM9_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) != RESET)
  604. #define __HAL_RCC_TIM11_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) != RESET)
  605. #define __HAL_RCC_TIM1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) == RESET)
  606. #define __HAL_RCC_USART1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) == RESET)
  607. #define __HAL_RCC_USART6_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) == RESET)
  608. #define __HAL_RCC_ADC1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) == RESET)
  609. #define __HAL_RCC_SPI1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) == RESET)
  610. #define __HAL_RCC_SYSCFG_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) == RESET)
  611. #define __HAL_RCC_TIM9_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) == RESET)
  612. #define __HAL_RCC_TIM11_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) == RESET)
  613. /**
  614. * @}
  615. */
  616. /** @defgroup RCC_AHB1_Force_Release_Reset AHB1 Force Release Reset
  617. * @brief Force or release AHB1 peripheral reset.
  618. * @{
  619. */
  620. #define __HAL_RCC_AHB1_FORCE_RESET() (RCC->AHB1RSTR = 0xFFFFFFFFU)
  621. #define __HAL_RCC_GPIOA_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOARST))
  622. #define __HAL_RCC_GPIOB_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOBRST))
  623. #define __HAL_RCC_GPIOC_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOCRST))
  624. #define __HAL_RCC_GPIOH_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOHRST))
  625. #define __HAL_RCC_DMA1_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA1RST))
  626. #define __HAL_RCC_DMA2_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA2RST))
  627. #define __HAL_RCC_AHB1_RELEASE_RESET() (RCC->AHB1RSTR = 0x00U)
  628. #define __HAL_RCC_GPIOA_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOARST))
  629. #define __HAL_RCC_GPIOB_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOBRST))
  630. #define __HAL_RCC_GPIOC_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOCRST))
  631. #define __HAL_RCC_GPIOH_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOHRST))
  632. #define __HAL_RCC_DMA1_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA1RST))
  633. #define __HAL_RCC_DMA2_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA2RST))
  634. /**
  635. * @}
  636. */
  637. /** @defgroup RCC_APB1_Force_Release_Reset APB1 Force Release Reset
  638. * @brief Force or release APB1 peripheral reset.
  639. * @{
  640. */
  641. #define __HAL_RCC_APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFFU)
  642. #define __HAL_RCC_TIM5_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM5RST))
  643. #define __HAL_RCC_WWDG_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
  644. #define __HAL_RCC_SPI2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_SPI2RST))
  645. #define __HAL_RCC_USART2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
  646. #define __HAL_RCC_I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
  647. #define __HAL_RCC_I2C2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C2RST))
  648. #define __HAL_RCC_PWR_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))
  649. #define __HAL_RCC_APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00U)
  650. #define __HAL_RCC_TIM5_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM5RST))
  651. #define __HAL_RCC_WWDG_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
  652. #define __HAL_RCC_SPI2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_SPI2RST))
  653. #define __HAL_RCC_USART2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART2RST))
  654. #define __HAL_RCC_I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))
  655. #define __HAL_RCC_I2C2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C2RST))
  656. #define __HAL_RCC_PWR_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))
  657. /**
  658. * @}
  659. */
  660. /** @defgroup RCC_APB2_Force_Release_Reset APB2 Force Release Reset
  661. * @brief Force or release APB2 peripheral reset.
  662. * @{
  663. */
  664. #define __HAL_RCC_APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFFU)
  665. #define __HAL_RCC_TIM1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM1RST))
  666. #define __HAL_RCC_USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
  667. #define __HAL_RCC_USART6_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART6RST))
  668. #define __HAL_RCC_ADC_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_ADCRST))
  669. #define __HAL_RCC_SPI1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
  670. #define __HAL_RCC_SYSCFG_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SYSCFGRST))
  671. #define __HAL_RCC_TIM9_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM9RST))
  672. #define __HAL_RCC_TIM11_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM11RST))
  673. #define __HAL_RCC_APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00U)
  674. #define __HAL_RCC_TIM1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM1RST))
  675. #define __HAL_RCC_USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))
  676. #define __HAL_RCC_USART6_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART6RST))
  677. #define __HAL_RCC_ADC_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_ADCRST))
  678. #define __HAL_RCC_SPI1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SPI1RST))
  679. #define __HAL_RCC_SYSCFG_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SYSCFGRST))
  680. #define __HAL_RCC_TIM9_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM9RST))
  681. #define __HAL_RCC_TIM11_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM11RST))
  682. /**
  683. * @}
  684. */
  685. /** @defgroup RCC_AHB1_LowPower_Enable_Disable AHB1 Peripheral Low Power Enable Disable
  686. * @brief Enable or disable the AHB1 peripheral clock during Low Power (Sleep) mode.
  687. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  688. * power consumption.
  689. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  690. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  691. * @{
  692. */
  693. #define __HAL_RCC_GPIOA_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOALPEN))
  694. #define __HAL_RCC_GPIOB_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOBLPEN))
  695. #define __HAL_RCC_GPIOC_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOCLPEN))
  696. #define __HAL_RCC_GPIOH_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOHLPEN))
  697. #define __HAL_RCC_DMA1_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA1LPEN))
  698. #define __HAL_RCC_DMA2_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA2LPEN))
  699. #define __HAL_RCC_GPIOA_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOALPEN))
  700. #define __HAL_RCC_GPIOB_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOBLPEN))
  701. #define __HAL_RCC_GPIOC_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOCLPEN))
  702. #define __HAL_RCC_GPIOH_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOHLPEN))
  703. #define __HAL_RCC_DMA1_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA1LPEN))
  704. #define __HAL_RCC_DMA2_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA2LPEN))
  705. /**
  706. * @}
  707. */
  708. /** @defgroup RCC_APB1_LowPower_Enable_Disable APB1 Peripheral Low Power Enable Disable
  709. * @brief Enable or disable the APB1 peripheral clock during Low Power (Sleep) mode.
  710. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  711. * power consumption.
  712. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  713. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  714. * @{
  715. */
  716. #define __HAL_RCC_TIM5_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_TIM5LPEN))
  717. #define __HAL_RCC_WWDG_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_WWDGLPEN))
  718. #define __HAL_RCC_SPI2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_SPI2LPEN))
  719. #define __HAL_RCC_USART2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_USART2LPEN))
  720. #define __HAL_RCC_I2C1_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C1LPEN))
  721. #define __HAL_RCC_I2C2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C2LPEN))
  722. #define __HAL_RCC_PWR_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_PWRLPEN))
  723. #define __HAL_RCC_TIM5_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_TIM5LPEN))
  724. #define __HAL_RCC_WWDG_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_WWDGLPEN))
  725. #define __HAL_RCC_SPI2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_SPI2LPEN))
  726. #define __HAL_RCC_USART2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_USART2LPEN))
  727. #define __HAL_RCC_I2C1_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C1LPEN))
  728. #define __HAL_RCC_I2C2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C2LPEN))
  729. #define __HAL_RCC_PWR_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_PWRLPEN))
  730. /**
  731. * @}
  732. */
  733. /** @defgroup RCC_APB2_LowPower_Enable_Disable APB2 Peripheral Low Power Enable Disable
  734. * @brief Enable or disable the APB2 peripheral clock during Low Power (Sleep) mode.
  735. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  736. * power consumption.
  737. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  738. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  739. * @{
  740. */
  741. #define __HAL_RCC_TIM1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM1LPEN))
  742. #define __HAL_RCC_USART1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART1LPEN))
  743. #define __HAL_RCC_USART6_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART6LPEN))
  744. #define __HAL_RCC_ADC1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_ADC1LPEN))
  745. #define __HAL_RCC_SPI1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SPI1LPEN))
  746. #define __HAL_RCC_SYSCFG_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SYSCFGLPEN))
  747. #define __HAL_RCC_TIM9_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM9LPEN))
  748. #define __HAL_RCC_TIM11_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM11LPEN))
  749. #define __HAL_RCC_TIM1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM1LPEN))
  750. #define __HAL_RCC_USART1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART1LPEN))
  751. #define __HAL_RCC_USART6_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART6LPEN))
  752. #define __HAL_RCC_ADC1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_ADC1LPEN))
  753. #define __HAL_RCC_SPI1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SPI1LPEN))
  754. #define __HAL_RCC_SYSCFG_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SYSCFGLPEN))
  755. #define __HAL_RCC_TIM9_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM9LPEN))
  756. #define __HAL_RCC_TIM11_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM11LPEN))
  757. /**
  758. * @}
  759. */
  760. /** @defgroup RCC_HSI_Configuration HSI Configuration
  761. * @{
  762. */
  763. /** @brief Macros to enable or disable the Internal High Speed oscillator (HSI).
  764. * @note The HSI is stopped by hardware when entering STOP and STANDBY modes.
  765. * It is used (enabled by hardware) as system clock source after startup
  766. * from Reset, wake-up from STOP and STANDBY mode, or in case of failure
  767. * of the HSE used directly or indirectly as system clock (if the Clock
  768. * Security System CSS is enabled).
  769. * @note HSI can not be stopped if it is used as system clock source. In this case,
  770. * you have to select another source of the system clock then stop the HSI.
  771. * @note After enabling the HSI, the application software should wait on HSIRDY
  772. * flag to be set indicating that HSI clock is stable and can be used as
  773. * system clock source.
  774. * This parameter can be: ENABLE or DISABLE.
  775. * @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator
  776. * clock cycles.
  777. */
  778. #define __HAL_RCC_HSI_ENABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = ENABLE)
  779. #define __HAL_RCC_HSI_DISABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = DISABLE)
  780. /** @brief Macro to adjust the Internal High Speed oscillator (HSI) calibration value.
  781. * @note The calibration is used to compensate for the variations in voltage
  782. * and temperature that influence the frequency of the internal HSI RC.
  783. * @param __HSICalibrationValue__ specifies the calibration trimming value.
  784. * (default is RCC_HSICALIBRATION_DEFAULT).
  785. * This parameter must be a number between 0 and 0x1F.
  786. */
  787. #define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(__HSICalibrationValue__) (MODIFY_REG(RCC->CR,\
  788. RCC_CR_HSITRIM, (uint32_t)(__HSICalibrationValue__) << RCC_CR_HSITRIM_Pos))
  789. /**
  790. * @}
  791. */
  792. /** @defgroup RCC_LSI_Configuration LSI Configuration
  793. * @{
  794. */
  795. /** @brief Macros to enable or disable the Internal Low Speed oscillator (LSI).
  796. * @note After enabling the LSI, the application software should wait on
  797. * LSIRDY flag to be set indicating that LSI clock is stable and can
  798. * be used to clock the IWDG and/or the RTC.
  799. * @note LSI can not be disabled if the IWDG is running.
  800. * @note When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator
  801. * clock cycles.
  802. */
  803. #define __HAL_RCC_LSI_ENABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = ENABLE)
  804. #define __HAL_RCC_LSI_DISABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = DISABLE)
  805. /**
  806. * @}
  807. */
  808. /** @defgroup RCC_HSE_Configuration HSE Configuration
  809. * @{
  810. */
  811. /**
  812. * @brief Macro to configure the External High Speed oscillator (HSE).
  813. * @note Transition HSE Bypass to HSE On and HSE On to HSE Bypass are not supported by this macro.
  814. * User should request a transition to HSE Off first and then HSE On or HSE Bypass.
  815. * @note After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application
  816. * software should wait on HSERDY flag to be set indicating that HSE clock
  817. * is stable and can be used to clock the PLL and/or system clock.
  818. * @note HSE state can not be changed if it is used directly or through the
  819. * PLL as system clock. In this case, you have to select another source
  820. * of the system clock then change the HSE state (ex. disable it).
  821. * @note The HSE is stopped by hardware when entering STOP and STANDBY modes.
  822. * @note This function reset the CSSON bit, so if the clock security system(CSS)
  823. * was previously enabled you have to enable it again after calling this
  824. * function.
  825. * @param __STATE__ specifies the new state of the HSE.
  826. * This parameter can be one of the following values:
  827. * @arg RCC_HSE_OFF: turn OFF the HSE oscillator, HSERDY flag goes low after
  828. * 6 HSE oscillator clock cycles.
  829. * @arg RCC_HSE_ON: turn ON the HSE oscillator.
  830. * @arg RCC_HSE_BYPASS: HSE oscillator bypassed with external clock.
  831. */
  832. #define __HAL_RCC_HSE_CONFIG(__STATE__) \
  833. do { \
  834. if ((__STATE__) == RCC_HSE_ON) \
  835. { \
  836. SET_BIT(RCC->CR, RCC_CR_HSEON); \
  837. } \
  838. else if ((__STATE__) == RCC_HSE_BYPASS) \
  839. { \
  840. SET_BIT(RCC->CR, RCC_CR_HSEBYP); \
  841. SET_BIT(RCC->CR, RCC_CR_HSEON); \
  842. } \
  843. else \
  844. { \
  845. CLEAR_BIT(RCC->CR, RCC_CR_HSEON); \
  846. CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP); \
  847. } \
  848. } while(0U)
  849. /**
  850. * @}
  851. */
  852. /** @defgroup RCC_LSE_Configuration LSE Configuration
  853. * @{
  854. */
  855. /**
  856. * @brief Macro to configure the External Low Speed oscillator (LSE).
  857. * @note Transition LSE Bypass to LSE On and LSE On to LSE Bypass are not supported by this macro.
  858. * User should request a transition to LSE Off first and then LSE On or LSE Bypass.
  859. * @note As the LSE is in the Backup domain and write access is denied to
  860. * this domain after reset, you have to enable write access using
  861. * HAL_PWR_EnableBkUpAccess() function before to configure the LSE
  862. * (to be done once after reset).
  863. * @note After enabling the LSE (RCC_LSE_ON or RCC_LSE_BYPASS), the application
  864. * software should wait on LSERDY flag to be set indicating that LSE clock
  865. * is stable and can be used to clock the RTC.
  866. * @param __STATE__ specifies the new state of the LSE.
  867. * This parameter can be one of the following values:
  868. * @arg RCC_LSE_OFF: turn OFF the LSE oscillator, LSERDY flag goes low after
  869. * 6 LSE oscillator clock cycles.
  870. * @arg RCC_LSE_ON: turn ON the LSE oscillator.
  871. * @arg RCC_LSE_BYPASS: LSE oscillator bypassed with external clock.
  872. */
  873. #define __HAL_RCC_LSE_CONFIG(__STATE__) \
  874. do { \
  875. if((__STATE__) == RCC_LSE_ON) \
  876. { \
  877. SET_BIT(RCC->BDCR, RCC_BDCR_LSEON); \
  878. } \
  879. else if((__STATE__) == RCC_LSE_BYPASS) \
  880. { \
  881. SET_BIT(RCC->BDCR, RCC_BDCR_LSEBYP); \
  882. SET_BIT(RCC->BDCR, RCC_BDCR_LSEON); \
  883. } \
  884. else \
  885. { \
  886. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEON); \
  887. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEBYP); \
  888. } \
  889. } while(0U)
  890. /**
  891. * @}
  892. */
  893. /** @defgroup RCC_Internal_RTC_Clock_Configuration RTC Clock Configuration
  894. * @{
  895. */
  896. /** @brief Macros to enable or disable the RTC clock.
  897. * @note These macros must be used only after the RTC clock source was selected.
  898. */
  899. #define __HAL_RCC_RTC_ENABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = ENABLE)
  900. #define __HAL_RCC_RTC_DISABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = DISABLE)
  901. /** @brief Macros to configure the RTC clock (RTCCLK).
  902. * @note As the RTC clock configuration bits are in the Backup domain and write
  903. * access is denied to this domain after reset, you have to enable write
  904. * access using the Power Backup Access macro before to configure
  905. * the RTC clock source (to be done once after reset).
  906. * @note Once the RTC clock is configured it can't be changed unless the
  907. * Backup domain is reset using __HAL_RCC_BackupReset_RELEASE() macro, or by
  908. * a Power On Reset (POR).
  909. * @param __RTCCLKSource__ specifies the RTC clock source.
  910. * This parameter can be one of the following values:
  911. * @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock.
  912. * @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock.
  913. * @arg RCC_RTCCLKSOURCE_HSE_DIVx: HSE clock divided by x selected
  914. * as RTC clock, where x:[2,31]
  915. * @note If the LSE or LSI is used as RTC clock source, the RTC continues to
  916. * work in STOP and STANDBY modes, and can be used as wake-up source.
  917. * However, when the HSE clock is used as RTC clock source, the RTC
  918. * cannot be used in STOP and STANDBY modes.
  919. * @note The maximum input clock frequency for RTC is 1MHz (when using HSE as
  920. * RTC clock source).
  921. */
  922. #define __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__) (((__RTCCLKSource__) & RCC_BDCR_RTCSEL) == RCC_BDCR_RTCSEL) ? \
  923. MODIFY_REG(RCC->CFGR, RCC_CFGR_RTCPRE, ((__RTCCLKSource__) & 0xFFFFCFFU)) : CLEAR_BIT(RCC->CFGR, RCC_CFGR_RTCPRE)
  924. #define __HAL_RCC_RTC_CONFIG(__RTCCLKSource__) do { __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__); \
  925. RCC->BDCR |= ((__RTCCLKSource__) & 0x00000FFFU); \
  926. } while(0U)
  927. /** @brief Macros to force or release the Backup domain reset.
  928. * @note This function resets the RTC peripheral (including the backup registers)
  929. * and the RTC clock source selection in RCC_CSR register.
  930. * @note The BKPSRAM is not affected by this reset.
  931. */
  932. #define __HAL_RCC_BACKUPRESET_FORCE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = ENABLE)
  933. #define __HAL_RCC_BACKUPRESET_RELEASE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = DISABLE)
  934. /**
  935. * @}
  936. */
  937. /** @defgroup RCC_PLL_Configuration PLL Configuration
  938. * @{
  939. */
  940. /** @brief Macros to enable or disable the main PLL.
  941. * @note After enabling the main PLL, the application software should wait on
  942. * PLLRDY flag to be set indicating that PLL clock is stable and can
  943. * be used as system clock source.
  944. * @note The main PLL can not be disabled if it is used as system clock source
  945. * @note The main PLL is disabled by hardware when entering STOP and STANDBY modes.
  946. */
  947. #define __HAL_RCC_PLL_ENABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = ENABLE)
  948. #define __HAL_RCC_PLL_DISABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = DISABLE)
  949. /** @brief Macro to configure the PLL clock source.
  950. * @note This function must be used only when the main PLL is disabled.
  951. * @param __PLLSOURCE__ specifies the PLL entry clock source.
  952. * This parameter can be one of the following values:
  953. * @arg RCC_PLLSOURCE_HSI: HSI oscillator clock selected as PLL clock entry
  954. * @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL clock entry
  955. *
  956. */
  957. #define __HAL_RCC_PLL_PLLSOURCE_CONFIG(__PLLSOURCE__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC, (__PLLSOURCE__))
  958. /** @brief Macro to configure the PLL multiplication factor.
  959. * @note This function must be used only when the main PLL is disabled.
  960. * @param __PLLM__ specifies the division factor for PLL VCO input clock
  961. * This parameter must be a number between Min_Data = 2 and Max_Data = 63.
  962. * @note You have to set the PLLM parameter correctly to ensure that the VCO input
  963. * frequency ranges from 1 to 2 MHz. It is recommended to select a frequency
  964. * of 2 MHz to limit PLL jitter.
  965. *
  966. */
  967. #define __HAL_RCC_PLL_PLLM_CONFIG(__PLLM__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLM, (__PLLM__))
  968. /**
  969. * @}
  970. */
  971. /** @defgroup RCC_Get_Clock_source Get Clock source
  972. * @{
  973. */
  974. /**
  975. * @brief Macro to configure the system clock source.
  976. * @param __RCC_SYSCLKSOURCE__ specifies the system clock source.
  977. * This parameter can be one of the following values:
  978. * - RCC_SYSCLKSOURCE_HSI: HSI oscillator is used as system clock source.
  979. * - RCC_SYSCLKSOURCE_HSE: HSE oscillator is used as system clock source.
  980. * - RCC_SYSCLKSOURCE_PLLCLK: PLL output is used as system clock source.
  981. * - RCC_SYSCLKSOURCE_PLLRCLK: PLLR output is used as system clock source. This
  982. * parameter is available only for STM32F446xx devices.
  983. */
  984. #define __HAL_RCC_SYSCLK_CONFIG(__RCC_SYSCLKSOURCE__) MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, (__RCC_SYSCLKSOURCE__))
  985. /** @brief Macro to get the clock source used as system clock.
  986. * @retval The clock source used as system clock. The returned value can be one
  987. * of the following:
  988. * - RCC_SYSCLKSOURCE_STATUS_HSI: HSI used as system clock.
  989. * - RCC_SYSCLKSOURCE_STATUS_HSE: HSE used as system clock.
  990. * - RCC_SYSCLKSOURCE_STATUS_PLLCLK: PLL used as system clock.
  991. * - RCC_SYSCLKSOURCE_STATUS_PLLRCLK: PLLR used as system clock. This parameter
  992. * is available only for STM32F446xx devices.
  993. */
  994. #define __HAL_RCC_GET_SYSCLK_SOURCE() (RCC->CFGR & RCC_CFGR_SWS)
  995. /** @brief Macro to get the oscillator used as PLL clock source.
  996. * @retval The oscillator used as PLL clock source. The returned value can be one
  997. * of the following:
  998. * - RCC_PLLSOURCE_HSI: HSI oscillator is used as PLL clock source.
  999. * - RCC_PLLSOURCE_HSE: HSE oscillator is used as PLL clock source.
  1000. */
  1001. #define __HAL_RCC_GET_PLL_OSCSOURCE() ((uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC))
  1002. /**
  1003. * @}
  1004. */
  1005. /** @defgroup RCCEx_MCOx_Clock_Config RCC Extended MCOx Clock Config
  1006. * @{
  1007. */
  1008. /** @brief Macro to configure the MCO1 clock.
  1009. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  1010. * This parameter can be one of the following values:
  1011. * @arg RCC_MCO1SOURCE_HSI: HSI clock selected as MCO1 source
  1012. * @arg RCC_MCO1SOURCE_LSE: LSE clock selected as MCO1 source
  1013. * @arg RCC_MCO1SOURCE_HSE: HSE clock selected as MCO1 source
  1014. * @arg RCC_MCO1SOURCE_PLLCLK: main PLL clock selected as MCO1 source
  1015. * @param __MCODIV__ specifies the MCO clock prescaler.
  1016. * This parameter can be one of the following values:
  1017. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  1018. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  1019. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  1020. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  1021. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  1022. */
  1023. #define __HAL_RCC_MCO1_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  1024. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO1 | RCC_CFGR_MCO1PRE), ((__MCOCLKSOURCE__) | (__MCODIV__)))
  1025. /** @brief Macro to configure the MCO2 clock.
  1026. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  1027. * This parameter can be one of the following values:
  1028. * @arg RCC_MCO2SOURCE_SYSCLK: System clock (SYSCLK) selected as MCO2 source
  1029. * @arg RCC_MCO2SOURCE_PLLI2SCLK: PLLI2S clock selected as MCO2 source, available for all STM32F4 devices except STM32F410xx
  1030. * @arg RCC_MCO2SOURCE_I2SCLK: I2SCLK clock selected as MCO2 source, available only for STM32F410Rx devices
  1031. * @arg RCC_MCO2SOURCE_HSE: HSE clock selected as MCO2 source
  1032. * @arg RCC_MCO2SOURCE_PLLCLK: main PLL clock selected as MCO2 source
  1033. * @param __MCODIV__ specifies the MCO clock prescaler.
  1034. * This parameter can be one of the following values:
  1035. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  1036. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  1037. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  1038. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  1039. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  1040. * @note For STM32F410Rx devices, to output I2SCLK clock on MCO2, you should have
  1041. * at least one of the SPI clocks enabled (SPI1, SPI2 or SPI5).
  1042. */
  1043. #define __HAL_RCC_MCO2_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  1044. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO2 | RCC_CFGR_MCO2PRE), ((__MCOCLKSOURCE__) | ((__MCODIV__) << 3U)));
  1045. /**
  1046. * @}
  1047. */
  1048. /** @defgroup RCC_Flags_Interrupts_Management Flags Interrupts Management
  1049. * @brief macros to manage the specified RCC Flags and interrupts.
  1050. * @{
  1051. */
  1052. /** @brief Enable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to enable
  1053. * the selected interrupts).
  1054. * @param __INTERRUPT__ specifies the RCC interrupt sources to be enabled.
  1055. * This parameter can be any combination 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. */
  1063. #define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS |= (__INTERRUPT__))
  1064. /** @brief Disable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to disable
  1065. * the selected interrupts).
  1066. * @param __INTERRUPT__ specifies the RCC interrupt sources to be disabled.
  1067. * This parameter can be any combination of the following values:
  1068. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1069. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1070. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1071. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1072. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1073. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1074. */
  1075. #define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS &= (uint8_t)(~(__INTERRUPT__)))
  1076. /** @brief Clear the RCC's interrupt pending bits (Perform Byte access to RCC_CIR[23:16]
  1077. * bits to clear the selected interrupt pending bits.
  1078. * @param __INTERRUPT__ specifies the interrupt pending bit to clear.
  1079. * This parameter can be any combination of the following values:
  1080. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1081. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1082. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1083. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1084. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1085. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1086. * @arg RCC_IT_CSS: Clock Security System interrupt
  1087. */
  1088. #define __HAL_RCC_CLEAR_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE2_ADDRESS = (__INTERRUPT__))
  1089. /** @brief Check the RCC's interrupt has occurred or not.
  1090. * @param __INTERRUPT__ specifies the RCC interrupt source to check.
  1091. * This parameter can be one of the following values:
  1092. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1093. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1094. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1095. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1096. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1097. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1098. * @arg RCC_IT_CSS: Clock Security System interrupt
  1099. * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
  1100. */
  1101. #define __HAL_RCC_GET_IT(__INTERRUPT__) ((RCC->CIR & (__INTERRUPT__)) == (__INTERRUPT__))
  1102. /** @brief Set RMVF bit to clear the reset flags: RCC_FLAG_PINRST, RCC_FLAG_PORRST,
  1103. * RCC_FLAG_SFTRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST and RCC_FLAG_LPWRRST.
  1104. */
  1105. #define __HAL_RCC_CLEAR_RESET_FLAGS() (RCC->CSR |= RCC_CSR_RMVF)
  1106. /** @brief Check RCC flag is set or not.
  1107. * @param __FLAG__ specifies the flag to check.
  1108. * This parameter can be one of the following values:
  1109. * @arg RCC_FLAG_HSIRDY: HSI oscillator clock ready.
  1110. * @arg RCC_FLAG_HSERDY: HSE oscillator clock ready.
  1111. * @arg RCC_FLAG_PLLRDY: Main PLL clock ready.
  1112. * @arg RCC_FLAG_PLLI2SRDY: PLLI2S clock ready.
  1113. * @arg RCC_FLAG_LSERDY: LSE oscillator clock ready.
  1114. * @arg RCC_FLAG_LSIRDY: LSI oscillator clock ready.
  1115. * @arg RCC_FLAG_BORRST: POR/PDR or BOR reset.
  1116. * @arg RCC_FLAG_PINRST: Pin reset.
  1117. * @arg RCC_FLAG_PORRST: POR/PDR reset.
  1118. * @arg RCC_FLAG_SFTRST: Software reset.
  1119. * @arg RCC_FLAG_IWDGRST: Independent Watchdog reset.
  1120. * @arg RCC_FLAG_WWDGRST: Window Watchdog reset.
  1121. * @arg RCC_FLAG_LPWRRST: Low Power reset.
  1122. * @retval The new state of __FLAG__ (TRUE or FALSE).
  1123. */
  1124. #define RCC_FLAG_MASK ((uint8_t)0x1FU)
  1125. #define __HAL_RCC_GET_FLAG(__FLAG__) (((((((__FLAG__) >> 5U) == 1U)? RCC->CR :((((__FLAG__) >> 5U) == 2U) ? RCC->BDCR :((((__FLAG__) >> 5U) == 3U)? RCC->CSR :RCC->CIR))) & (1U << ((__FLAG__) & RCC_FLAG_MASK)))!= 0U)? 1U : 0U)
  1126. /**
  1127. * @}
  1128. */
  1129. /**
  1130. * @}
  1131. */
  1132. /* Exported functions --------------------------------------------------------*/
  1133. /** @addtogroup RCC_Exported_Functions
  1134. * @{
  1135. */
  1136. /** @addtogroup RCC_Exported_Functions_Group1
  1137. * @{
  1138. */
  1139. /* Initialization and de-initialization functions ******************************/
  1140. HAL_StatusTypeDef HAL_RCC_DeInit(void);
  1141. HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1142. HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency);
  1143. /**
  1144. * @}
  1145. */
  1146. /** @addtogroup RCC_Exported_Functions_Group2
  1147. * @{
  1148. */
  1149. /* Peripheral Control functions ************************************************/
  1150. void HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv);
  1151. void HAL_RCC_EnableCSS(void);
  1152. void HAL_RCC_DisableCSS(void);
  1153. uint32_t HAL_RCC_GetSysClockFreq(void);
  1154. uint32_t HAL_RCC_GetHCLKFreq(void);
  1155. uint32_t HAL_RCC_GetPCLK1Freq(void);
  1156. uint32_t HAL_RCC_GetPCLK2Freq(void);
  1157. void HAL_RCC_GetOscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1158. void HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t *pFLatency);
  1159. /* CSS NMI IRQ handler */
  1160. void HAL_RCC_NMI_IRQHandler(void);
  1161. /* User Callbacks in non blocking mode (IT mode) */
  1162. void HAL_RCC_CSSCallback(void);
  1163. /**
  1164. * @}
  1165. */
  1166. /**
  1167. * @}
  1168. */
  1169. /* Private types -------------------------------------------------------------*/
  1170. /* Private variables ---------------------------------------------------------*/
  1171. /* Private constants ---------------------------------------------------------*/
  1172. /** @defgroup RCC_Private_Constants RCC Private Constants
  1173. * @{
  1174. */
  1175. /** @defgroup RCC_BitAddress_AliasRegion RCC BitAddress AliasRegion
  1176. * @brief RCC registers bit address in the alias region
  1177. * @{
  1178. */
  1179. #define RCC_OFFSET (RCC_BASE - PERIPH_BASE)
  1180. /* --- CR Register --- */
  1181. /* Alias word address of HSION bit */
  1182. #define RCC_CR_OFFSET (RCC_OFFSET + 0x00U)
  1183. #define RCC_HSION_BIT_NUMBER 0x00U
  1184. #define RCC_CR_HSION_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_HSION_BIT_NUMBER * 4U))
  1185. /* Alias word address of CSSON bit */
  1186. #define RCC_CSSON_BIT_NUMBER 0x13U
  1187. #define RCC_CR_CSSON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_CSSON_BIT_NUMBER * 4U))
  1188. /* Alias word address of PLLON bit */
  1189. #define RCC_PLLON_BIT_NUMBER 0x18U
  1190. #define RCC_CR_PLLON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32U) + (RCC_PLLON_BIT_NUMBER * 4U))
  1191. /* --- BDCR Register --- */
  1192. /* Alias word address of RTCEN bit */
  1193. #define RCC_BDCR_OFFSET (RCC_OFFSET + 0x70U)
  1194. #define RCC_RTCEN_BIT_NUMBER 0x0FU
  1195. #define RCC_BDCR_RTCEN_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32U) + (RCC_RTCEN_BIT_NUMBER * 4U))
  1196. /* Alias word address of BDRST bit */
  1197. #define RCC_BDRST_BIT_NUMBER 0x10U
  1198. #define RCC_BDCR_BDRST_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32U) + (RCC_BDRST_BIT_NUMBER * 4U))
  1199. /* --- CSR Register --- */
  1200. /* Alias word address of LSION bit */
  1201. #define RCC_CSR_OFFSET (RCC_OFFSET + 0x74U)
  1202. #define RCC_LSION_BIT_NUMBER 0x00U
  1203. #define RCC_CSR_LSION_BB (PERIPH_BB_BASE + (RCC_CSR_OFFSET * 32U) + (RCC_LSION_BIT_NUMBER * 4U))
  1204. /* CR register byte 3 (Bits[23:16]) base address */
  1205. #define RCC_CR_BYTE2_ADDRESS 0x40023802U
  1206. /* CIR register byte 2 (Bits[15:8]) base address */
  1207. #define RCC_CIR_BYTE1_ADDRESS ((uint32_t)(RCC_BASE + 0x0CU + 0x01U))
  1208. /* CIR register byte 3 (Bits[23:16]) base address */
  1209. #define RCC_CIR_BYTE2_ADDRESS ((uint32_t)(RCC_BASE + 0x0CU + 0x02U))
  1210. /* BDCR register base address */
  1211. #define RCC_BDCR_BYTE0_ADDRESS (PERIPH_BASE + RCC_BDCR_OFFSET)
  1212. #define RCC_DBP_TIMEOUT_VALUE 2U
  1213. #define RCC_LSE_TIMEOUT_VALUE LSE_STARTUP_TIMEOUT
  1214. #define HSE_TIMEOUT_VALUE HSE_STARTUP_TIMEOUT
  1215. #define HSI_TIMEOUT_VALUE 2U /* 2 ms */
  1216. #define LSI_TIMEOUT_VALUE 2U /* 2 ms */
  1217. #define CLOCKSWITCH_TIMEOUT_VALUE 5000U /* 5 s */
  1218. /**
  1219. * @}
  1220. */
  1221. /**
  1222. * @}
  1223. */
  1224. /* Private macros ------------------------------------------------------------*/
  1225. /** @defgroup RCC_Private_Macros RCC Private Macros
  1226. * @{
  1227. */
  1228. /** @defgroup RCC_IS_RCC_Definitions RCC Private macros to check input parameters
  1229. * @{
  1230. */
  1231. #define IS_RCC_OSCILLATORTYPE(OSCILLATOR) ((OSCILLATOR) <= 15U)
  1232. #define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
  1233. ((HSE) == RCC_HSE_BYPASS))
  1234. #define IS_RCC_LSE(LSE) (((LSE) == RCC_LSE_OFF) || ((LSE) == RCC_LSE_ON) || \
  1235. ((LSE) == RCC_LSE_BYPASS))
  1236. #define IS_RCC_HSI(HSI) (((HSI) == RCC_HSI_OFF) || ((HSI) == RCC_HSI_ON))
  1237. #define IS_RCC_LSI(LSI) (((LSI) == RCC_LSI_OFF) || ((LSI) == RCC_LSI_ON))
  1238. #define IS_RCC_PLL(PLL) (((PLL) == RCC_PLL_NONE) ||((PLL) == RCC_PLL_OFF) || ((PLL) == RCC_PLL_ON))
  1239. #define IS_RCC_PLLSOURCE(SOURCE) (((SOURCE) == RCC_PLLSOURCE_HSI) || \
  1240. ((SOURCE) == RCC_PLLSOURCE_HSE))
  1241. #define IS_RCC_SYSCLKSOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSOURCE_HSI) || \
  1242. ((SOURCE) == RCC_SYSCLKSOURCE_HSE) || \
  1243. ((SOURCE) == RCC_SYSCLKSOURCE_PLLCLK) || \
  1244. ((SOURCE) == RCC_SYSCLKSOURCE_PLLRCLK))
  1245. #define IS_RCC_RTCCLKSOURCE(__SOURCE__) (((__SOURCE__) == RCC_RTCCLKSOURCE_LSE) || \
  1246. ((__SOURCE__) == RCC_RTCCLKSOURCE_LSI) || \
  1247. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV2) || \
  1248. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV3) || \
  1249. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV4) || \
  1250. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV5) || \
  1251. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV6) || \
  1252. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV7) || \
  1253. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV8) || \
  1254. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV9) || \
  1255. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV10) || \
  1256. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV11) || \
  1257. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV12) || \
  1258. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV13) || \
  1259. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV14) || \
  1260. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV15) || \
  1261. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV16) || \
  1262. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV17) || \
  1263. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV18) || \
  1264. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV19) || \
  1265. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV20) || \
  1266. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV21) || \
  1267. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV22) || \
  1268. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV23) || \
  1269. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV24) || \
  1270. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV25) || \
  1271. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV26) || \
  1272. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV27) || \
  1273. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV28) || \
  1274. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV29) || \
  1275. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV30) || \
  1276. ((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV31))
  1277. #define IS_RCC_PLLM_VALUE(VALUE) ((VALUE) <= 63U)
  1278. #define IS_RCC_PLLP_VALUE(VALUE) (((VALUE) == 2U) || ((VALUE) == 4U) || ((VALUE) == 6U) || ((VALUE) == 8U))
  1279. #define IS_RCC_PLLQ_VALUE(VALUE) ((2U <= (VALUE)) && ((VALUE) <= 15U))
  1280. #define IS_RCC_HCLK(HCLK) (((HCLK) == RCC_SYSCLK_DIV1) || ((HCLK) == RCC_SYSCLK_DIV2) || \
  1281. ((HCLK) == RCC_SYSCLK_DIV4) || ((HCLK) == RCC_SYSCLK_DIV8) || \
  1282. ((HCLK) == RCC_SYSCLK_DIV16) || ((HCLK) == RCC_SYSCLK_DIV64) || \
  1283. ((HCLK) == RCC_SYSCLK_DIV128) || ((HCLK) == RCC_SYSCLK_DIV256) || \
  1284. ((HCLK) == RCC_SYSCLK_DIV512))
  1285. #define IS_RCC_CLOCKTYPE(CLK) ((1U <= (CLK)) && ((CLK) <= 15U))
  1286. #define IS_RCC_PCLK(PCLK) (((PCLK) == RCC_HCLK_DIV1) || ((PCLK) == RCC_HCLK_DIV2) || \
  1287. ((PCLK) == RCC_HCLK_DIV4) || ((PCLK) == RCC_HCLK_DIV8) || \
  1288. ((PCLK) == RCC_HCLK_DIV16))
  1289. #define IS_RCC_MCO(MCOx) (((MCOx) == RCC_MCO1) || ((MCOx) == RCC_MCO2))
  1290. #define IS_RCC_MCO1SOURCE(SOURCE) (((SOURCE) == RCC_MCO1SOURCE_HSI) || ((SOURCE) == RCC_MCO1SOURCE_LSE) || \
  1291. ((SOURCE) == RCC_MCO1SOURCE_HSE) || ((SOURCE) == RCC_MCO1SOURCE_PLLCLK))
  1292. #define IS_RCC_MCODIV(DIV) (((DIV) == RCC_MCODIV_1) || ((DIV) == RCC_MCODIV_2) || \
  1293. ((DIV) == RCC_MCODIV_3) || ((DIV) == RCC_MCODIV_4) || \
  1294. ((DIV) == RCC_MCODIV_5))
  1295. #define IS_RCC_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1FU)
  1296. /**
  1297. * @}
  1298. */
  1299. /**
  1300. * @}
  1301. */
  1302. /**
  1303. * @}
  1304. */
  1305. /**
  1306. * @}
  1307. */
  1308. #ifdef __cplusplus
  1309. }
  1310. #endif
  1311. #endif /* __STM32F4xx_HAL_RCC_H */
  1312. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/