stm32f4xx_hal_rcc.h 67 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f4xx_hal_rcc.h
  4. * @author MCD Application Team
  5. * @version V1.4.3
  6. * @date 11-December-2015
  7. * @brief Header file of RCC HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2015 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 calibration trimming value.
  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)0x00000000)
  104. #define RCC_OSCILLATORTYPE_HSE ((uint32_t)0x00000001)
  105. #define RCC_OSCILLATORTYPE_HSI ((uint32_t)0x00000002)
  106. #define RCC_OSCILLATORTYPE_LSE ((uint32_t)0x00000004)
  107. #define RCC_OSCILLATORTYPE_LSI ((uint32_t)0x00000008)
  108. /**
  109. * @}
  110. */
  111. /** @defgroup RCC_HSE_Config HSE Config
  112. * @{
  113. */
  114. #define RCC_HSE_OFF ((uint8_t)0x00)
  115. #define RCC_HSE_ON ((uint8_t)0x01)
  116. #define RCC_HSE_BYPASS ((uint8_t)0x05)
  117. /**
  118. * @}
  119. */
  120. /** @defgroup RCC_LSE_Config LSE Config
  121. * @{
  122. */
  123. #define RCC_LSE_OFF ((uint8_t)0x00)
  124. #define RCC_LSE_ON ((uint8_t)0x01)
  125. #define RCC_LSE_BYPASS ((uint8_t)0x05)
  126. /**
  127. * @}
  128. */
  129. /** @defgroup RCC_HSI_Config HSI Config
  130. * @{
  131. */
  132. #define RCC_HSI_OFF ((uint8_t)0x00)
  133. #define RCC_HSI_ON ((uint8_t)0x01)
  134. /**
  135. * @}
  136. */
  137. /** @defgroup RCC_LSI_Config LSI Config
  138. * @{
  139. */
  140. #define RCC_LSI_OFF ((uint8_t)0x00)
  141. #define RCC_LSI_ON ((uint8_t)0x01)
  142. /**
  143. * @}
  144. */
  145. /** @defgroup RCC_PLL_Config PLL Config
  146. * @{
  147. */
  148. #define RCC_PLL_NONE ((uint8_t)0x00)
  149. #define RCC_PLL_OFF ((uint8_t)0x01)
  150. #define RCC_PLL_ON ((uint8_t)0x02)
  151. /**
  152. * @}
  153. */
  154. /** @defgroup RCC_PLLP_Clock_Divider PLLP Clock Divider
  155. * @{
  156. */
  157. #define RCC_PLLP_DIV2 ((uint32_t)0x00000002)
  158. #define RCC_PLLP_DIV4 ((uint32_t)0x00000004)
  159. #define RCC_PLLP_DIV6 ((uint32_t)0x00000006)
  160. #define RCC_PLLP_DIV8 ((uint32_t)0x00000008)
  161. /**
  162. * @}
  163. */
  164. /** @defgroup RCC_PLL_Clock_Source PLL Clock Source
  165. * @{
  166. */
  167. #define RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_HSI
  168. #define RCC_PLLSOURCE_HSE RCC_PLLCFGR_PLLSRC_HSE
  169. /**
  170. * @}
  171. */
  172. /** @defgroup RCC_System_Clock_Type System Clock Type
  173. * @{
  174. */
  175. #define RCC_CLOCKTYPE_SYSCLK ((uint32_t)0x00000001)
  176. #define RCC_CLOCKTYPE_HCLK ((uint32_t)0x00000002)
  177. #define RCC_CLOCKTYPE_PCLK1 ((uint32_t)0x00000004)
  178. #define RCC_CLOCKTYPE_PCLK2 ((uint32_t)0x00000008)
  179. /**
  180. * @}
  181. */
  182. /** @defgroup RCC_System_Clock_Source System Clock Source
  183. * @{
  184. */
  185. #define RCC_SYSCLKSOURCE_HSI RCC_CFGR_SW_HSI
  186. #define RCC_SYSCLKSOURCE_HSE RCC_CFGR_SW_HSE
  187. #define RCC_SYSCLKSOURCE_PLLCLK RCC_CFGR_SW_PLL
  188. #define RCC_SYSCLKSOURCE_PLLRCLK ((uint32_t)(RCC_CFGR_SW_0 | RCC_CFGR_SW_1))
  189. /**
  190. * @}
  191. */
  192. /** @defgroup RCC_System_Clock_Source_Status System Clock Source Status
  193. * @{
  194. */
  195. #define RCC_SYSCLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */
  196. #define RCC_SYSCLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */
  197. #define RCC_SYSCLKSOURCE_STATUS_PLLCLK RCC_CFGR_SWS_PLL /*!< PLL used as system clock */
  198. #define RCC_SYSCLKSOURCE_STATUS_PLLRCLK ((uint32_t)(RCC_CFGR_SW_0 | RCC_CFGR_SW_1)) /*!< PLLR used as system clock */
  199. /**
  200. * @}
  201. */
  202. /** @defgroup RCC_AHB_Clock_Source AHB Clock Source
  203. * @{
  204. */
  205. #define RCC_SYSCLK_DIV1 RCC_CFGR_HPRE_DIV1
  206. #define RCC_SYSCLK_DIV2 RCC_CFGR_HPRE_DIV2
  207. #define RCC_SYSCLK_DIV4 RCC_CFGR_HPRE_DIV4
  208. #define RCC_SYSCLK_DIV8 RCC_CFGR_HPRE_DIV8
  209. #define RCC_SYSCLK_DIV16 RCC_CFGR_HPRE_DIV16
  210. #define RCC_SYSCLK_DIV64 RCC_CFGR_HPRE_DIV64
  211. #define RCC_SYSCLK_DIV128 RCC_CFGR_HPRE_DIV128
  212. #define RCC_SYSCLK_DIV256 RCC_CFGR_HPRE_DIV256
  213. #define RCC_SYSCLK_DIV512 RCC_CFGR_HPRE_DIV512
  214. /**
  215. * @}
  216. */
  217. /** @defgroup RCC_APB1_APB2_Clock_Source APB1/APB2 Clock Source
  218. * @{
  219. */
  220. #define RCC_HCLK_DIV1 RCC_CFGR_PPRE1_DIV1
  221. #define RCC_HCLK_DIV2 RCC_CFGR_PPRE1_DIV2
  222. #define RCC_HCLK_DIV4 RCC_CFGR_PPRE1_DIV4
  223. #define RCC_HCLK_DIV8 RCC_CFGR_PPRE1_DIV8
  224. #define RCC_HCLK_DIV16 RCC_CFGR_PPRE1_DIV16
  225. /**
  226. * @}
  227. */
  228. /** @defgroup RCC_RTC_Clock_Source RTC Clock Source
  229. * @{
  230. */
  231. #define RCC_RTCCLKSOURCE_LSE ((uint32_t)0x00000100)
  232. #define RCC_RTCCLKSOURCE_LSI ((uint32_t)0x00000200)
  233. #define RCC_RTCCLKSOURCE_HSE_DIV2 ((uint32_t)0x00020300)
  234. #define RCC_RTCCLKSOURCE_HSE_DIV3 ((uint32_t)0x00030300)
  235. #define RCC_RTCCLKSOURCE_HSE_DIV4 ((uint32_t)0x00040300)
  236. #define RCC_RTCCLKSOURCE_HSE_DIV5 ((uint32_t)0x00050300)
  237. #define RCC_RTCCLKSOURCE_HSE_DIV6 ((uint32_t)0x00060300)
  238. #define RCC_RTCCLKSOURCE_HSE_DIV7 ((uint32_t)0x00070300)
  239. #define RCC_RTCCLKSOURCE_HSE_DIV8 ((uint32_t)0x00080300)
  240. #define RCC_RTCCLKSOURCE_HSE_DIV9 ((uint32_t)0x00090300)
  241. #define RCC_RTCCLKSOURCE_HSE_DIV10 ((uint32_t)0x000A0300)
  242. #define RCC_RTCCLKSOURCE_HSE_DIV11 ((uint32_t)0x000B0300)
  243. #define RCC_RTCCLKSOURCE_HSE_DIV12 ((uint32_t)0x000C0300)
  244. #define RCC_RTCCLKSOURCE_HSE_DIV13 ((uint32_t)0x000D0300)
  245. #define RCC_RTCCLKSOURCE_HSE_DIV14 ((uint32_t)0x000E0300)
  246. #define RCC_RTCCLKSOURCE_HSE_DIV15 ((uint32_t)0x000F0300)
  247. #define RCC_RTCCLKSOURCE_HSE_DIV16 ((uint32_t)0x00100300)
  248. #define RCC_RTCCLKSOURCE_HSE_DIV17 ((uint32_t)0x00110300)
  249. #define RCC_RTCCLKSOURCE_HSE_DIV18 ((uint32_t)0x00120300)
  250. #define RCC_RTCCLKSOURCE_HSE_DIV19 ((uint32_t)0x00130300)
  251. #define RCC_RTCCLKSOURCE_HSE_DIV20 ((uint32_t)0x00140300)
  252. #define RCC_RTCCLKSOURCE_HSE_DIV21 ((uint32_t)0x00150300)
  253. #define RCC_RTCCLKSOURCE_HSE_DIV22 ((uint32_t)0x00160300)
  254. #define RCC_RTCCLKSOURCE_HSE_DIV23 ((uint32_t)0x00170300)
  255. #define RCC_RTCCLKSOURCE_HSE_DIV24 ((uint32_t)0x00180300)
  256. #define RCC_RTCCLKSOURCE_HSE_DIV25 ((uint32_t)0x00190300)
  257. #define RCC_RTCCLKSOURCE_HSE_DIV26 ((uint32_t)0x001A0300)
  258. #define RCC_RTCCLKSOURCE_HSE_DIV27 ((uint32_t)0x001B0300)
  259. #define RCC_RTCCLKSOURCE_HSE_DIV28 ((uint32_t)0x001C0300)
  260. #define RCC_RTCCLKSOURCE_HSE_DIV29 ((uint32_t)0x001D0300)
  261. #define RCC_RTCCLKSOURCE_HSE_DIV30 ((uint32_t)0x001E0300)
  262. #define RCC_RTCCLKSOURCE_HSE_DIV31 ((uint32_t)0x001F0300)
  263. /**
  264. * @}
  265. */
  266. /** @defgroup RCC_MCO_Index MCO Index
  267. * @{
  268. */
  269. #define RCC_MCO1 ((uint32_t)0x00000000)
  270. #define RCC_MCO2 ((uint32_t)0x00000001)
  271. /**
  272. * @}
  273. */
  274. /** @defgroup RCC_MCO1_Clock_Source MCO1 Clock Source
  275. * @{
  276. */
  277. #define RCC_MCO1SOURCE_HSI ((uint32_t)0x00000000)
  278. #define RCC_MCO1SOURCE_LSE RCC_CFGR_MCO1_0
  279. #define RCC_MCO1SOURCE_HSE RCC_CFGR_MCO1_1
  280. #define RCC_MCO1SOURCE_PLLCLK RCC_CFGR_MCO1
  281. /**
  282. * @}
  283. */
  284. /** @defgroup RCC_MCOx_Clock_Prescaler MCOx Clock Prescaler
  285. * @{
  286. */
  287. #define RCC_MCODIV_1 ((uint32_t)0x00000000)
  288. #define RCC_MCODIV_2 RCC_CFGR_MCO1PRE_2
  289. #define RCC_MCODIV_3 ((uint32_t)RCC_CFGR_MCO1PRE_0 | RCC_CFGR_MCO1PRE_2)
  290. #define RCC_MCODIV_4 ((uint32_t)RCC_CFGR_MCO1PRE_1 | RCC_CFGR_MCO1PRE_2)
  291. #define RCC_MCODIV_5 RCC_CFGR_MCO1PRE
  292. /**
  293. * @}
  294. */
  295. /** @defgroup RCC_Interrupt Interrupts
  296. * @{
  297. */
  298. #define RCC_IT_LSIRDY ((uint8_t)0x01)
  299. #define RCC_IT_LSERDY ((uint8_t)0x02)
  300. #define RCC_IT_HSIRDY ((uint8_t)0x04)
  301. #define RCC_IT_HSERDY ((uint8_t)0x08)
  302. #define RCC_IT_PLLRDY ((uint8_t)0x10)
  303. #define RCC_IT_PLLI2SRDY ((uint8_t)0x20)
  304. #define RCC_IT_CSS ((uint8_t)0x80)
  305. /**
  306. * @}
  307. */
  308. /** @defgroup RCC_Flag Flags
  309. * Elements values convention: 0XXYYYYYb
  310. * - YYYYY : Flag position in the register
  311. * - 0XX : Register index
  312. * - 01: CR register
  313. * - 10: BDCR register
  314. * - 11: CSR register
  315. * @{
  316. */
  317. /* Flags in the CR register */
  318. #define RCC_FLAG_HSIRDY ((uint8_t)0x21)
  319. #define RCC_FLAG_HSERDY ((uint8_t)0x31)
  320. #define RCC_FLAG_PLLRDY ((uint8_t)0x39)
  321. #define RCC_FLAG_PLLI2SRDY ((uint8_t)0x3B)
  322. /* Flags in the BDCR register */
  323. #define RCC_FLAG_LSERDY ((uint8_t)0x41)
  324. /* Flags in the CSR register */
  325. #define RCC_FLAG_LSIRDY ((uint8_t)0x61)
  326. #define RCC_FLAG_BORRST ((uint8_t)0x79)
  327. #define RCC_FLAG_PINRST ((uint8_t)0x7A)
  328. #define RCC_FLAG_PORRST ((uint8_t)0x7B)
  329. #define RCC_FLAG_SFTRST ((uint8_t)0x7C)
  330. #define RCC_FLAG_IWDGRST ((uint8_t)0x7D)
  331. #define RCC_FLAG_WWDGRST ((uint8_t)0x7E)
  332. #define RCC_FLAG_LPWRRST ((uint8_t)0x7F)
  333. /**
  334. * @}
  335. */
  336. /**
  337. * @}
  338. */
  339. /* Exported macro ------------------------------------------------------------*/
  340. /** @defgroup RCC_Exported_Macros RCC Exported Macros
  341. * @{
  342. */
  343. /** @defgroup RCC_AHB1_Clock_Enable_Disable AHB1 Peripheral Clock Enable Disable
  344. * @brief Enable or disable the AHB1 peripheral clock.
  345. * @note After reset, the peripheral clock (used for registers read/write access)
  346. * is disabled and the application software has to enable this clock before
  347. * using it.
  348. * @{
  349. */
  350. #define __HAL_RCC_GPIOA_CLK_ENABLE() do { \
  351. __IO uint32_t tmpreg = 0x00; \
  352. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  353. /* Delay after an RCC peripheral clock enabling */ \
  354. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOAEN);\
  355. UNUSED(tmpreg); \
  356. } while(0)
  357. #define __HAL_RCC_GPIOB_CLK_ENABLE() do { \
  358. __IO uint32_t tmpreg = 0x00; \
  359. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  360. /* Delay after an RCC peripheral clock enabling */ \
  361. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOBEN);\
  362. UNUSED(tmpreg); \
  363. } while(0)
  364. #define __HAL_RCC_GPIOC_CLK_ENABLE() do { \
  365. __IO uint32_t tmpreg = 0x00; \
  366. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  367. /* Delay after an RCC peripheral clock enabling */ \
  368. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN);\
  369. UNUSED(tmpreg); \
  370. } while(0)
  371. #define __HAL_RCC_GPIOH_CLK_ENABLE() do { \
  372. __IO uint32_t tmpreg = 0x00; \
  373. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  374. /* Delay after an RCC peripheral clock enabling */ \
  375. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOHEN);\
  376. UNUSED(tmpreg); \
  377. } while(0)
  378. #define __HAL_RCC_DMA1_CLK_ENABLE() do { \
  379. __IO uint32_t tmpreg = 0x00; \
  380. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  381. /* Delay after an RCC peripheral clock enabling */ \
  382. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
  383. UNUSED(tmpreg); \
  384. } while(0)
  385. #define __HAL_RCC_DMA2_CLK_ENABLE() do { \
  386. __IO uint32_t tmpreg = 0x00; \
  387. SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  388. /* Delay after an RCC peripheral clock enabling */ \
  389. tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA2EN);\
  390. UNUSED(tmpreg); \
  391. } while(0)
  392. #define __HAL_RCC_GPIOA_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOAEN))
  393. #define __HAL_RCC_GPIOB_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOBEN))
  394. #define __HAL_RCC_GPIOC_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOCEN))
  395. #define __HAL_RCC_GPIOH_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_GPIOHEN))
  396. #define __HAL_RCC_DMA1_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA1EN))
  397. #define __HAL_RCC_DMA2_CLK_DISABLE() (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA2EN))
  398. /**
  399. * @}
  400. */
  401. /** @defgroup RCC_AHB1_Peripheral_Clock_Enable_Disable_Status AHB1 Peripheral Clock Enable Disable Status
  402. * @brief Get the enable or disable status of the AHB1 peripheral clock.
  403. * @note After reset, the peripheral clock (used for registers read/write access)
  404. * is disabled and the application software has to enable this clock before
  405. * using it.
  406. * @{
  407. */
  408. #define __HAL_RCC_GPIOA_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) != RESET)
  409. #define __HAL_RCC_GPIOB_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) != RESET)
  410. #define __HAL_RCC_GPIOC_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) != RESET)
  411. #define __HAL_RCC_GPIOH_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) != RESET)
  412. #define __HAL_RCC_DMA1_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) != RESET)
  413. #define __HAL_RCC_DMA2_IS_CLK_ENABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) != RESET)
  414. #define __HAL_RCC_GPIOA_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOAEN)) == RESET)
  415. #define __HAL_RCC_GPIOB_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOBEN)) == RESET)
  416. #define __HAL_RCC_GPIOC_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOCEN)) == RESET)
  417. #define __HAL_RCC_GPIOH_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_GPIOHEN)) == RESET)
  418. #define __HAL_RCC_DMA1_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA1EN)) == RESET)
  419. #define __HAL_RCC_DMA2_IS_CLK_DISABLED() ((RCC->AHB1ENR &(RCC_AHB1ENR_DMA2EN)) == RESET)
  420. /**
  421. * @}
  422. */
  423. /** @defgroup RCC_APB1_Clock_Enable_Disable APB1 Peripheral Clock Enable Disable
  424. * @brief Enable or disable the Low Speed APB (APB1) peripheral clock.
  425. * @note After reset, the peripheral clock (used for registers read/write access)
  426. * is disabled and the application software has to enable this clock before
  427. * using it.
  428. * @{
  429. */
  430. #define __HAL_RCC_TIM5_CLK_ENABLE() do { \
  431. __IO uint32_t tmpreg = 0x00; \
  432. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  433. /* Delay after an RCC peripheral clock enabling */ \
  434. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM5EN);\
  435. UNUSED(tmpreg); \
  436. } while(0)
  437. #define __HAL_RCC_WWDG_CLK_ENABLE() do { \
  438. __IO uint32_t tmpreg = 0x00; \
  439. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  440. /* Delay after an RCC peripheral clock enabling */ \
  441. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
  442. UNUSED(tmpreg); \
  443. } while(0)
  444. #define __HAL_RCC_SPI2_CLK_ENABLE() do { \
  445. __IO uint32_t tmpreg = 0x00; \
  446. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  447. /* Delay after an RCC peripheral clock enabling */ \
  448. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_SPI2EN);\
  449. UNUSED(tmpreg); \
  450. } while(0)
  451. #define __HAL_RCC_USART2_CLK_ENABLE() do { \
  452. __IO uint32_t tmpreg = 0x00; \
  453. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  454. /* Delay after an RCC peripheral clock enabling */ \
  455. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
  456. UNUSED(tmpreg); \
  457. } while(0)
  458. #define __HAL_RCC_I2C1_CLK_ENABLE() do { \
  459. __IO uint32_t tmpreg = 0x00; \
  460. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  461. /* Delay after an RCC peripheral clock enabling */ \
  462. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
  463. UNUSED(tmpreg); \
  464. } while(0)
  465. #define __HAL_RCC_I2C2_CLK_ENABLE() do { \
  466. __IO uint32_t tmpreg = 0x00; \
  467. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  468. /* Delay after an RCC peripheral clock enabling */ \
  469. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C2EN);\
  470. UNUSED(tmpreg); \
  471. } while(0)
  472. #define __HAL_RCC_PWR_CLK_ENABLE() do { \
  473. __IO uint32_t tmpreg = 0x00; \
  474. SET_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  475. /* Delay after an RCC peripheral clock enabling */ \
  476. tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
  477. UNUSED(tmpreg); \
  478. } while(0)
  479. #define __HAL_RCC_TIM5_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM5EN))
  480. #define __HAL_RCC_WWDG_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
  481. #define __HAL_RCC_SPI2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_SPI2EN))
  482. #define __HAL_RCC_USART2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_USART2EN))
  483. #define __HAL_RCC_I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
  484. #define __HAL_RCC_I2C2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C2EN))
  485. #define __HAL_RCC_PWR_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))
  486. /**
  487. * @}
  488. */
  489. /** @defgroup RCC_APB1_Peripheral_Clock_Enable_Disable_Status APB1 Peripheral Clock Enable Disable Status
  490. * @brief Get the enable or disable status of the APB1 peripheral clock.
  491. * @note After reset, the peripheral clock (used for registers read/write access)
  492. * is disabled and the application software has to enable this clock before
  493. * using it.
  494. * @{
  495. */
  496. #define __HAL_RCC_TIM5_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) != RESET)
  497. #define __HAL_RCC_WWDG_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) != RESET)
  498. #define __HAL_RCC_SPI2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) != RESET)
  499. #define __HAL_RCC_USART2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) != RESET)
  500. #define __HAL_RCC_I2C1_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) != RESET)
  501. #define __HAL_RCC_I2C2_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) != RESET)
  502. #define __HAL_RCC_PWR_IS_CLK_ENABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) != RESET)
  503. #define __HAL_RCC_TIM5_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_TIM5EN)) == RESET)
  504. #define __HAL_RCC_WWDG_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) == RESET)
  505. #define __HAL_RCC_SPI2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_SPI2EN)) == RESET)
  506. #define __HAL_RCC_USART2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) == RESET)
  507. #define __HAL_RCC_I2C1_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) == RESET)
  508. #define __HAL_RCC_I2C2_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_I2C2EN)) == RESET)
  509. #define __HAL_RCC_PWR_IS_CLK_DISABLED() ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) == RESET)
  510. /**
  511. * @}
  512. */
  513. /** @defgroup RCC_APB2_Clock_Enable_Disable APB2 Peripheral Clock Enable Disable
  514. * @brief Enable or disable the High Speed APB (APB2) peripheral clock.
  515. * @note After reset, the peripheral clock (used for registers read/write access)
  516. * is disabled and the application software has to enable this clock before
  517. * using it.
  518. * @{
  519. */
  520. #define __HAL_RCC_TIM1_CLK_ENABLE() do { \
  521. __IO uint32_t tmpreg = 0x00; \
  522. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  523. /* Delay after an RCC peripheral clock enabling */ \
  524. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
  525. UNUSED(tmpreg); \
  526. } while(0)
  527. #define __HAL_RCC_USART1_CLK_ENABLE() do { \
  528. __IO uint32_t tmpreg = 0x00; \
  529. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  530. /* Delay after an RCC peripheral clock enabling */ \
  531. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
  532. UNUSED(tmpreg); \
  533. } while(0)
  534. #define __HAL_RCC_USART6_CLK_ENABLE() do { \
  535. __IO uint32_t tmpreg = 0x00; \
  536. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  537. /* Delay after an RCC peripheral clock enabling */ \
  538. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART6EN);\
  539. UNUSED(tmpreg); \
  540. } while(0)
  541. #define __HAL_RCC_ADC1_CLK_ENABLE() do { \
  542. __IO uint32_t tmpreg = 0x00; \
  543. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  544. /* Delay after an RCC peripheral clock enabling */ \
  545. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
  546. UNUSED(tmpreg); \
  547. } while(0)
  548. #define __HAL_RCC_SPI1_CLK_ENABLE() do { \
  549. __IO uint32_t tmpreg = 0x00; \
  550. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  551. /* Delay after an RCC peripheral clock enabling */ \
  552. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
  553. UNUSED(tmpreg); \
  554. } while(0)
  555. #define __HAL_RCC_SYSCFG_CLK_ENABLE() do { \
  556. __IO uint32_t tmpreg = 0x00; \
  557. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  558. /* Delay after an RCC peripheral clock enabling */ \
  559. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN);\
  560. UNUSED(tmpreg); \
  561. } while(0)
  562. #define __HAL_RCC_TIM9_CLK_ENABLE() do { \
  563. __IO uint32_t tmpreg = 0x00; \
  564. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  565. /* Delay after an RCC peripheral clock enabling */ \
  566. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM9EN);\
  567. UNUSED(tmpreg); \
  568. } while(0)
  569. #define __HAL_RCC_TIM11_CLK_ENABLE() do { \
  570. __IO uint32_t tmpreg = 0x00; \
  571. SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  572. /* Delay after an RCC peripheral clock enabling */ \
  573. tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM11EN);\
  574. UNUSED(tmpreg); \
  575. } while(0)
  576. #define __HAL_RCC_TIM1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM1EN))
  577. #define __HAL_RCC_USART1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART1EN))
  578. #define __HAL_RCC_USART6_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART6EN))
  579. #define __HAL_RCC_ADC1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_ADC1EN))
  580. #define __HAL_RCC_SPI1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SPI1EN))
  581. #define __HAL_RCC_SYSCFG_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SYSCFGEN))
  582. #define __HAL_RCC_TIM9_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM9EN))
  583. #define __HAL_RCC_TIM11_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM11EN))
  584. /**
  585. * @}
  586. */
  587. /** @defgroup RCC_APB2_Peripheral_Clock_Enable_Disable_Status APB2 Peripheral Clock Enable Disable Status
  588. * @brief Get the enable or disable status of the APB2 peripheral clock.
  589. * @note After reset, the peripheral clock (used for registers read/write access)
  590. * is disabled and the application software has to enable this clock before
  591. * using it.
  592. * @{
  593. */
  594. #define __HAL_RCC_TIM1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) != RESET)
  595. #define __HAL_RCC_USART1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) != RESET)
  596. #define __HAL_RCC_USART6_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) != RESET)
  597. #define __HAL_RCC_ADC1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) != RESET)
  598. #define __HAL_RCC_SPI1_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) != RESET)
  599. #define __HAL_RCC_SYSCFG_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) != RESET)
  600. #define __HAL_RCC_TIM9_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) != RESET)
  601. #define __HAL_RCC_TIM11_IS_CLK_ENABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) != RESET)
  602. #define __HAL_RCC_TIM1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) == RESET)
  603. #define __HAL_RCC_USART1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) == RESET)
  604. #define __HAL_RCC_USART6_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_USART6EN)) == RESET)
  605. #define __HAL_RCC_ADC1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) == RESET)
  606. #define __HAL_RCC_SPI1_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) == RESET)
  607. #define __HAL_RCC_SYSCFG_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_SYSCFGEN)) == RESET)
  608. #define __HAL_RCC_TIM9_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM9EN)) == RESET)
  609. #define __HAL_RCC_TIM11_IS_CLK_DISABLED() ((RCC->APB2ENR & (RCC_APB2ENR_TIM11EN)) == RESET)
  610. /**
  611. * @}
  612. */
  613. /** @defgroup RCC_AHB1_Force_Release_Reset AHB1 Force Release Reset
  614. * @brief Force or release AHB1 peripheral reset.
  615. * @{
  616. */
  617. #define __HAL_RCC_AHB1_FORCE_RESET() (RCC->AHB1RSTR = 0xFFFFFFFF)
  618. #define __HAL_RCC_GPIOA_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOARST))
  619. #define __HAL_RCC_GPIOB_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOBRST))
  620. #define __HAL_RCC_GPIOC_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOCRST))
  621. #define __HAL_RCC_GPIOH_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_GPIOHRST))
  622. #define __HAL_RCC_DMA1_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA1RST))
  623. #define __HAL_RCC_DMA2_FORCE_RESET() (RCC->AHB1RSTR |= (RCC_AHB1RSTR_DMA2RST))
  624. #define __HAL_RCC_AHB1_RELEASE_RESET() (RCC->AHB1RSTR = 0x00)
  625. #define __HAL_RCC_GPIOA_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOARST))
  626. #define __HAL_RCC_GPIOB_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOBRST))
  627. #define __HAL_RCC_GPIOC_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOCRST))
  628. #define __HAL_RCC_GPIOH_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_GPIOHRST))
  629. #define __HAL_RCC_DMA1_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA1RST))
  630. #define __HAL_RCC_DMA2_RELEASE_RESET() (RCC->AHB1RSTR &= ~(RCC_AHB1RSTR_DMA2RST))
  631. /**
  632. * @}
  633. */
  634. /** @defgroup RCC_APB1_Force_Release_Reset APB1 Force Release Reset
  635. * @brief Force or release APB1 peripheral reset.
  636. * @{
  637. */
  638. #define __HAL_RCC_APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFF)
  639. #define __HAL_RCC_TIM5_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM5RST))
  640. #define __HAL_RCC_WWDG_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
  641. #define __HAL_RCC_SPI2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_SPI2RST))
  642. #define __HAL_RCC_USART2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
  643. #define __HAL_RCC_I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
  644. #define __HAL_RCC_I2C2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C2RST))
  645. #define __HAL_RCC_PWR_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))
  646. #define __HAL_RCC_APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00)
  647. #define __HAL_RCC_TIM5_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM5RST))
  648. #define __HAL_RCC_WWDG_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
  649. #define __HAL_RCC_SPI2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_SPI2RST))
  650. #define __HAL_RCC_USART2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART2RST))
  651. #define __HAL_RCC_I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))
  652. #define __HAL_RCC_I2C2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C2RST))
  653. #define __HAL_RCC_PWR_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))
  654. /**
  655. * @}
  656. */
  657. /** @defgroup RCC_APB2_Force_Release_Reset APB2 Force Release Reset
  658. * @brief Force or release APB2 peripheral reset.
  659. * @{
  660. */
  661. #define __HAL_RCC_APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFF)
  662. #define __HAL_RCC_TIM1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM1RST))
  663. #define __HAL_RCC_USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
  664. #define __HAL_RCC_USART6_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART6RST))
  665. #define __HAL_RCC_ADC_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_ADCRST))
  666. #define __HAL_RCC_SPI1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
  667. #define __HAL_RCC_SYSCFG_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SYSCFGRST))
  668. #define __HAL_RCC_TIM9_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM9RST))
  669. #define __HAL_RCC_TIM11_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM11RST))
  670. #define __HAL_RCC_APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00)
  671. #define __HAL_RCC_TIM1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM1RST))
  672. #define __HAL_RCC_USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))
  673. #define __HAL_RCC_USART6_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART6RST))
  674. #define __HAL_RCC_ADC_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_ADCRST))
  675. #define __HAL_RCC_SPI1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SPI1RST))
  676. #define __HAL_RCC_SYSCFG_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SYSCFGRST))
  677. #define __HAL_RCC_TIM9_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM9RST))
  678. #define __HAL_RCC_TIM11_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM11RST))
  679. /**
  680. * @}
  681. */
  682. /** @defgroup RCC_AHB1_LowPower_Enable_Disable AHB1 Peripheral Low Power Enable Disable
  683. * @brief Enable or disable the AHB1 peripheral clock during Low Power (Sleep) mode.
  684. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  685. * power consumption.
  686. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  687. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  688. * @{
  689. */
  690. #define __HAL_RCC_GPIOA_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOALPEN))
  691. #define __HAL_RCC_GPIOB_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOBLPEN))
  692. #define __HAL_RCC_GPIOC_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOCLPEN))
  693. #define __HAL_RCC_GPIOH_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_GPIOHLPEN))
  694. #define __HAL_RCC_DMA1_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA1LPEN))
  695. #define __HAL_RCC_DMA2_CLK_SLEEP_ENABLE() (RCC->AHB1LPENR |= (RCC_AHB1LPENR_DMA2LPEN))
  696. #define __HAL_RCC_GPIOA_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOALPEN))
  697. #define __HAL_RCC_GPIOB_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOBLPEN))
  698. #define __HAL_RCC_GPIOC_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOCLPEN))
  699. #define __HAL_RCC_GPIOH_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_GPIOHLPEN))
  700. #define __HAL_RCC_DMA1_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA1LPEN))
  701. #define __HAL_RCC_DMA2_CLK_SLEEP_DISABLE() (RCC->AHB1LPENR &= ~(RCC_AHB1LPENR_DMA2LPEN))
  702. /**
  703. * @}
  704. */
  705. /** @defgroup RCC_APB1_LowPower_Enable_Disable APB1 Peripheral Low Power Enable Disable
  706. * @brief Enable or disable the APB1 peripheral clock during Low Power (Sleep) mode.
  707. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  708. * power consumption.
  709. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  710. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  711. * @{
  712. */
  713. #define __HAL_RCC_TIM5_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_TIM5LPEN))
  714. #define __HAL_RCC_WWDG_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_WWDGLPEN))
  715. #define __HAL_RCC_SPI2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_SPI2LPEN))
  716. #define __HAL_RCC_USART2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_USART2LPEN))
  717. #define __HAL_RCC_I2C1_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C1LPEN))
  718. #define __HAL_RCC_I2C2_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_I2C2LPEN))
  719. #define __HAL_RCC_PWR_CLK_SLEEP_ENABLE() (RCC->APB1LPENR |= (RCC_APB1LPENR_PWRLPEN))
  720. #define __HAL_RCC_TIM5_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_TIM5LPEN))
  721. #define __HAL_RCC_WWDG_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_WWDGLPEN))
  722. #define __HAL_RCC_SPI2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_SPI2LPEN))
  723. #define __HAL_RCC_USART2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_USART2LPEN))
  724. #define __HAL_RCC_I2C1_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C1LPEN))
  725. #define __HAL_RCC_I2C2_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_I2C2LPEN))
  726. #define __HAL_RCC_PWR_CLK_SLEEP_DISABLE() (RCC->APB1LPENR &= ~(RCC_APB1LPENR_PWRLPEN))
  727. /**
  728. * @}
  729. */
  730. /** @defgroup RCC_APB2_LowPower_Enable_Disable APB2 Peripheral Low Power Enable Disable
  731. * @brief Enable or disable the APB2 peripheral clock during Low Power (Sleep) mode.
  732. * @note Peripheral clock gating in SLEEP mode can be used to further reduce
  733. * power consumption.
  734. * @note After wake-up from SLEEP mode, the peripheral clock is enabled again.
  735. * @note By default, all peripheral clocks are enabled during SLEEP mode.
  736. * @{
  737. */
  738. #define __HAL_RCC_TIM1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM1LPEN))
  739. #define __HAL_RCC_USART1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART1LPEN))
  740. #define __HAL_RCC_USART6_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_USART6LPEN))
  741. #define __HAL_RCC_ADC1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_ADC1LPEN))
  742. #define __HAL_RCC_SPI1_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SPI1LPEN))
  743. #define __HAL_RCC_SYSCFG_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_SYSCFGLPEN))
  744. #define __HAL_RCC_TIM9_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM9LPEN))
  745. #define __HAL_RCC_TIM11_CLK_SLEEP_ENABLE() (RCC->APB2LPENR |= (RCC_APB2LPENR_TIM11LPEN))
  746. #define __HAL_RCC_TIM1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM1LPEN))
  747. #define __HAL_RCC_USART1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART1LPEN))
  748. #define __HAL_RCC_USART6_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_USART6LPEN))
  749. #define __HAL_RCC_ADC1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_ADC1LPEN))
  750. #define __HAL_RCC_SPI1_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SPI1LPEN))
  751. #define __HAL_RCC_SYSCFG_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_SYSCFGLPEN))
  752. #define __HAL_RCC_TIM9_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM9LPEN))
  753. #define __HAL_RCC_TIM11_CLK_SLEEP_DISABLE() (RCC->APB2LPENR &= ~(RCC_APB2LPENR_TIM11LPEN))
  754. /**
  755. * @}
  756. */
  757. /** @defgroup RCC_HSI_Configuration HSI Configuration
  758. * @{
  759. */
  760. /** @brief Macros to enable or disable the Internal High Speed oscillator (HSI).
  761. * @note The HSI is stopped by hardware when entering STOP and STANDBY modes.
  762. * It is used (enabled by hardware) as system clock source after startup
  763. * from Reset, wake-up from STOP and STANDBY mode, or in case of failure
  764. * of the HSE used directly or indirectly as system clock (if the Clock
  765. * Security System CSS is enabled).
  766. * @note HSI can not be stopped if it is used as system clock source. In this case,
  767. * you have to select another source of the system clock then stop the HSI.
  768. * @note After enabling the HSI, the application software should wait on HSIRDY
  769. * flag to be set indicating that HSI clock is stable and can be used as
  770. * system clock source.
  771. * This parameter can be: ENABLE or DISABLE.
  772. * @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator
  773. * clock cycles.
  774. */
  775. #define __HAL_RCC_HSI_ENABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = ENABLE)
  776. #define __HAL_RCC_HSI_DISABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = DISABLE)
  777. /** @brief Macro to adjust the Internal High Speed oscillator (HSI) calibration value.
  778. * @note The calibration is used to compensate for the variations in voltage
  779. * and temperature that influence the frequency of the internal HSI RC.
  780. * @param __HSICalibrationValue__: specifies the calibration trimming value.
  781. * This parameter must be a number between 0 and 0x1F.
  782. */
  783. #define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(__HSICalibrationValue__) (MODIFY_REG(RCC->CR,\
  784. RCC_CR_HSITRIM, (uint32_t)(__HSICalibrationValue__) << POSITION_VAL(RCC_CR_HSITRIM)))
  785. /**
  786. * @}
  787. */
  788. /** @defgroup RCC_LSI_Configuration LSI Configuration
  789. * @{
  790. */
  791. /** @brief Macros to enable or disable the Internal Low Speed oscillator (LSI).
  792. * @note After enabling the LSI, the application software should wait on
  793. * LSIRDY flag to be set indicating that LSI clock is stable and can
  794. * be used to clock the IWDG and/or the RTC.
  795. * @note LSI can not be disabled if the IWDG is running.
  796. * @note When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator
  797. * clock cycles.
  798. */
  799. #define __HAL_RCC_LSI_ENABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = ENABLE)
  800. #define __HAL_RCC_LSI_DISABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = DISABLE)
  801. /**
  802. * @}
  803. */
  804. /** @defgroup RCC_HSE_Configuration HSE Configuration
  805. * @{
  806. */
  807. /**
  808. * @brief Macro to configure the External High Speed oscillator (HSE).
  809. * @note Transition HSE Bypass to HSE On and HSE On to HSE Bypass are not supported by this macro.
  810. * User should request a transition to HSE Off first and then HSE On or HSE Bypass.
  811. * @note After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application
  812. * software should wait on HSERDY flag to be set indicating that HSE clock
  813. * is stable and can be used to clock the PLL and/or system clock.
  814. * @note HSE state can not be changed if it is used directly or through the
  815. * PLL as system clock. In this case, you have to select another source
  816. * of the system clock then change the HSE state (ex. disable it).
  817. * @note The HSE is stopped by hardware when entering STOP and STANDBY modes.
  818. * @note This function reset the CSSON bit, so if the clock security system(CSS)
  819. * was previously enabled you have to enable it again after calling this
  820. * function.
  821. * @param __STATE__: specifies the new state of the HSE.
  822. * This parameter can be one of the following values:
  823. * @arg RCC_HSE_OFF: turn OFF the HSE oscillator, HSERDY flag goes low after
  824. * 6 HSE oscillator clock cycles.
  825. * @arg RCC_HSE_ON: turn ON the HSE oscillator.
  826. * @arg RCC_HSE_BYPASS: HSE oscillator bypassed with external clock.
  827. */
  828. #define __HAL_RCC_HSE_CONFIG(__STATE__) (*(__IO uint8_t *) RCC_CR_BYTE2_ADDRESS = (__STATE__))
  829. /**
  830. * @}
  831. */
  832. /** @defgroup RCC_LSE_Configuration LSE Configuration
  833. * @{
  834. */
  835. /**
  836. * @brief Macro to configure the External Low Speed oscillator (LSE).
  837. * @note Transition LSE Bypass to LSE On and LSE On to LSE Bypass are not supported by this macro.
  838. * User should request a transition to LSE Off first and then LSE On or LSE Bypass.
  839. * @note As the LSE is in the Backup domain and write access is denied to
  840. * this domain after reset, you have to enable write access using
  841. * HAL_PWR_EnableBkUpAccess() function before to configure the LSE
  842. * (to be done once after reset).
  843. * @note After enabling the LSE (RCC_LSE_ON or RCC_LSE_BYPASS), the application
  844. * software should wait on LSERDY flag to be set indicating that LSE clock
  845. * is stable and can be used to clock the RTC.
  846. * @param __STATE__: specifies the new state of the LSE.
  847. * This parameter can be one of the following values:
  848. * @arg RCC_LSE_OFF: turn OFF the LSE oscillator, LSERDY flag goes low after
  849. * 6 LSE oscillator clock cycles.
  850. * @arg RCC_LSE_ON: turn ON the LSE oscillator.
  851. * @arg RCC_LSE_BYPASS: LSE oscillator bypassed with external clock.
  852. */
  853. #define __HAL_RCC_LSE_CONFIG(__STATE__) (*(__IO uint8_t *) RCC_BDCR_BYTE0_ADDRESS = (__STATE__))
  854. /**
  855. * @}
  856. */
  857. /** @defgroup RCC_Internal_RTC_Clock_Configuration RTC Clock Configuration
  858. * @{
  859. */
  860. /** @brief Macros to enable or disable the RTC clock.
  861. * @note These macros must be used only after the RTC clock source was selected.
  862. */
  863. #define __HAL_RCC_RTC_ENABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = ENABLE)
  864. #define __HAL_RCC_RTC_DISABLE() (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = DISABLE)
  865. /** @brief Macros to configure the RTC clock (RTCCLK).
  866. * @note As the RTC clock configuration bits are in the Backup domain and write
  867. * access is denied to this domain after reset, you have to enable write
  868. * access using the Power Backup Access macro before to configure
  869. * the RTC clock source (to be done once after reset).
  870. * @note Once the RTC clock is configured it can't be changed unless the
  871. * Backup domain is reset using __HAL_RCC_BackupReset_RELEASE() macro, or by
  872. * a Power On Reset (POR).
  873. * @param __RTCCLKSource__: specifies the RTC clock source.
  874. * This parameter can be one of the following values:
  875. * @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock.
  876. * @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock.
  877. * @arg RCC_RTCCLKSOURCE_HSE_DIVx: HSE clock divided by x selected
  878. * as RTC clock, where x:[2,31]
  879. * @note If the LSE or LSI is used as RTC clock source, the RTC continues to
  880. * work in STOP and STANDBY modes, and can be used as wake-up source.
  881. * However, when the HSE clock is used as RTC clock source, the RTC
  882. * cannot be used in STOP and STANDBY modes.
  883. * @note The maximum input clock frequency for RTC is 1MHz (when using HSE as
  884. * RTC clock source).
  885. */
  886. #define __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__) (((__RTCCLKSource__) & RCC_BDCR_RTCSEL) == RCC_BDCR_RTCSEL) ? \
  887. MODIFY_REG(RCC->CFGR, RCC_CFGR_RTCPRE, ((__RTCCLKSource__) & 0xFFFFCFF)) : CLEAR_BIT(RCC->CFGR, RCC_CFGR_RTCPRE)
  888. #define __HAL_RCC_RTC_CONFIG(__RTCCLKSource__) do { __HAL_RCC_RTC_CLKPRESCALER(__RTCCLKSource__); \
  889. RCC->BDCR |= ((__RTCCLKSource__) & 0x00000FFF); \
  890. } while (0)
  891. /** @brief Macros to force or release the Backup domain reset.
  892. * @note This function resets the RTC peripheral (including the backup registers)
  893. * and the RTC clock source selection in RCC_CSR register.
  894. * @note The BKPSRAM is not affected by this reset.
  895. */
  896. #define __HAL_RCC_BACKUPRESET_FORCE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = ENABLE)
  897. #define __HAL_RCC_BACKUPRESET_RELEASE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = DISABLE)
  898. /**
  899. * @}
  900. */
  901. /** @defgroup RCC_PLL_Configuration PLL Configuration
  902. * @{
  903. */
  904. /** @brief Macros to enable or disable the main PLL.
  905. * @note After enabling the main PLL, the application software should wait on
  906. * PLLRDY flag to be set indicating that PLL clock is stable and can
  907. * be used as system clock source.
  908. * @note The main PLL can not be disabled if it is used as system clock source
  909. * @note The main PLL is disabled by hardware when entering STOP and STANDBY modes.
  910. */
  911. #define __HAL_RCC_PLL_ENABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = ENABLE)
  912. #define __HAL_RCC_PLL_DISABLE() (*(__IO uint32_t *) RCC_CR_PLLON_BB = DISABLE)
  913. /** @brief Macro to configure the PLL clock source.
  914. * @note This function must be used only when the main PLL is disabled.
  915. * @param __PLLSOURCE__: specifies the PLL entry clock source.
  916. * This parameter can be one of the following values:
  917. * @arg RCC_PLLSOURCE_HSI: HSI oscillator clock selected as PLL clock entry
  918. * @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL clock entry
  919. *
  920. */
  921. #define __HAL_RCC_PLL_PLLSOURCE_CONFIG(__PLLSOURCE__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC, (__PLLSOURCE__))
  922. /** @brief Macro to configure the PLL multiplication factor.
  923. * @note This function must be used only when the main PLL is disabled.
  924. * @param __PLLM__: specifies the division factor for PLL VCO input clock
  925. * This parameter must be a number between Min_Data = 2 and Max_Data = 63.
  926. * @note You have to set the PLLM parameter correctly to ensure that the VCO input
  927. * frequency ranges from 1 to 2 MHz. It is recommended to select a frequency
  928. * of 2 MHz to limit PLL jitter.
  929. *
  930. */
  931. #define __HAL_RCC_PLL_PLLM_CONFIG(__PLLM__) MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLM, (__PLLM__))
  932. /**
  933. * @}
  934. */
  935. /** @defgroup RCC_Get_Clock_source Get Clock source
  936. * @{
  937. */
  938. /**
  939. * @brief Macro to configure the system clock source.
  940. * @param __RCC_SYSCLKSOURCE__: specifies the system clock source.
  941. * This parameter can be one of the following values:
  942. * - RCC_SYSCLKSOURCE_HSI: HSI oscillator is used as system clock source.
  943. * - RCC_SYSCLKSOURCE_HSE: HSE oscillator is used as system clock source.
  944. * - RCC_SYSCLKSOURCE_PLLCLK: PLL output is used as system clock source.
  945. * - RCC_SYSCLKSOURCE_PLLRCLK: PLLR output is used as system clock source.
  946. */
  947. #define __HAL_RCC_SYSCLK_CONFIG(__RCC_SYSCLKSOURCE__) MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, (__RCC_SYSCLKSOURCE__))
  948. /** @brief Macro to get the clock source used as system clock.
  949. * @retval The clock source used as system clock. The returned value can be one
  950. * of the following:
  951. * - RCC_SYSCLKSOURCE_STATUS_HSI: HSI used as system clock.
  952. * - RCC_SYSCLKSOURCE_STATUS_HSE: HSE used as system clock.
  953. * - RCC_SYSCLKSOURCE_STATUS_PLLCLK: PLL used as system clock.
  954. * - RCC_SYSCLKSOURCE_STATUS_PLLRCLK: PLLR used as system clock.
  955. */
  956. #define __HAL_RCC_GET_SYSCLK_SOURCE() ((uint32_t)(RCC->CFGR & RCC_CFGR_SWS))
  957. /** @brief Macro to get the oscillator used as PLL clock source.
  958. * @retval The oscillator used as PLL clock source. The returned value can be one
  959. * of the following:
  960. * - RCC_PLLSOURCE_HSI: HSI oscillator is used as PLL clock source.
  961. * - RCC_PLLSOURCE_HSE: HSE oscillator is used as PLL clock source.
  962. */
  963. #define __HAL_RCC_GET_PLL_OSCSOURCE() ((uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC))
  964. /**
  965. * @}
  966. */
  967. /** @defgroup RCCEx_MCOx_Clock_Config RCC Extended MCOx Clock Config
  968. * @{
  969. */
  970. /** @brief Macro to configure the MCO1 clock.
  971. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  972. * This parameter can be one of the following values:
  973. * @arg RCC_MCO1SOURCE_HSI: HSI clock selected as MCO1 source
  974. * @arg RCC_MCO1SOURCE_LSE: LSE clock selected as MCO1 source
  975. * @arg RCC_MCO1SOURCE_HSE: HSE clock selected as MCO1 source
  976. * @arg RCC_MCO1SOURCE_PLLCLK: main PLL clock selected as MCO1 source
  977. * @param __MCODIV__ specifies the MCO clock prescaler.
  978. * This parameter can be one of the following values:
  979. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  980. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  981. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  982. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  983. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  984. */
  985. #define __HAL_RCC_MCO1_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  986. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO1 | RCC_CFGR_MCO1PRE), ((__MCOCLKSOURCE__) | (__MCODIV__)))
  987. /** @brief Macro to configure the MCO2 clock.
  988. * @param __MCOCLKSOURCE__ specifies the MCO clock source.
  989. * This parameter can be one of the following values:
  990. * @arg RCC_MCO2SOURCE_SYSCLK: System clock (SYSCLK) selected as MCO2 source
  991. * @arg RCC_MCO2SOURCE_PLLI2SCLK: PLLI2S clock selected as MCO2 source, available for all STM32F4 devices except STM32F410xx
  992. * @arg RCC_MCO2SOURCE_I2SCLK: I2SCLK clock selected as MCO2 source, available only for STM32F410Rx devices
  993. * @arg RCC_MCO2SOURCE_HSE: HSE clock selected as MCO2 source
  994. * @arg RCC_MCO2SOURCE_PLLCLK: main PLL clock selected as MCO2 source
  995. * @param __MCODIV__ specifies the MCO clock prescaler.
  996. * This parameter can be one of the following values:
  997. * @arg RCC_MCODIV_1: no division applied to MCOx clock
  998. * @arg RCC_MCODIV_2: division by 2 applied to MCOx clock
  999. * @arg RCC_MCODIV_3: division by 3 applied to MCOx clock
  1000. * @arg RCC_MCODIV_4: division by 4 applied to MCOx clock
  1001. * @arg RCC_MCODIV_5: division by 5 applied to MCOx clock
  1002. * @note For STM32F410Rx devices, to output I2SCLK clock on MCO2, you should have
  1003. * at least one of the SPI clocks enabled (SPI1, SPI2 or SPI5).
  1004. */
  1005. #define __HAL_RCC_MCO2_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \
  1006. MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCO2 | RCC_CFGR_MCO2PRE), ((__MCOCLKSOURCE__) | ((__MCODIV__) << 3)));
  1007. /**
  1008. * @}
  1009. */
  1010. /** @defgroup RCC_Flags_Interrupts_Management Flags Interrupts Management
  1011. * @brief macros to manage the specified RCC Flags and interrupts.
  1012. * @{
  1013. */
  1014. /** @brief Enable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to enable
  1015. * the selected interrupts).
  1016. * @param __INTERRUPT__: specifies the RCC interrupt sources to be enabled.
  1017. * This parameter can be any combination of the following values:
  1018. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1019. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1020. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1021. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1022. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1023. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1024. */
  1025. #define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS |= (__INTERRUPT__))
  1026. /** @brief Disable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to disable
  1027. * the selected interrupts).
  1028. * @param __INTERRUPT__: specifies the RCC interrupt sources to be disabled.
  1029. * This parameter can be any combination of the following values:
  1030. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1031. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1032. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1033. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1034. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1035. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1036. */
  1037. #define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS &= ~(__INTERRUPT__))
  1038. /** @brief Clear the RCC's interrupt pending bits (Perform Byte access to RCC_CIR[23:16]
  1039. * bits to clear the selected interrupt pending bits.
  1040. * @param __INTERRUPT__: specifies the interrupt pending bit to clear.
  1041. * This parameter can be any combination of the following values:
  1042. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1043. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1044. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1045. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1046. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1047. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1048. * @arg RCC_IT_CSS: Clock Security System interrupt
  1049. */
  1050. #define __HAL_RCC_CLEAR_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE2_ADDRESS = (__INTERRUPT__))
  1051. /** @brief Check the RCC's interrupt has occurred or not.
  1052. * @param __INTERRUPT__: specifies the RCC interrupt source to check.
  1053. * This parameter can be one of the following values:
  1054. * @arg RCC_IT_LSIRDY: LSI ready interrupt.
  1055. * @arg RCC_IT_LSERDY: LSE ready interrupt.
  1056. * @arg RCC_IT_HSIRDY: HSI ready interrupt.
  1057. * @arg RCC_IT_HSERDY: HSE ready interrupt.
  1058. * @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  1059. * @arg RCC_IT_PLLI2SRDY: PLLI2S ready interrupt.
  1060. * @arg RCC_IT_CSS: Clock Security System interrupt
  1061. * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
  1062. */
  1063. #define __HAL_RCC_GET_IT(__INTERRUPT__) ((RCC->CIR & (__INTERRUPT__)) == (__INTERRUPT__))
  1064. /** @brief Set RMVF bit to clear the reset flags: RCC_FLAG_PINRST, RCC_FLAG_PORRST,
  1065. * RCC_FLAG_SFTRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST and RCC_FLAG_LPWRRST.
  1066. */
  1067. #define __HAL_RCC_CLEAR_RESET_FLAGS() (RCC->CSR |= RCC_CSR_RMVF)
  1068. /** @brief Check RCC flag is set or not.
  1069. * @param __FLAG__: specifies the flag to check.
  1070. * This parameter can be one of the following values:
  1071. * @arg RCC_FLAG_HSIRDY: HSI oscillator clock ready.
  1072. * @arg RCC_FLAG_HSERDY: HSE oscillator clock ready.
  1073. * @arg RCC_FLAG_PLLRDY: Main PLL clock ready.
  1074. * @arg RCC_FLAG_PLLI2SRDY: PLLI2S clock ready.
  1075. * @arg RCC_FLAG_LSERDY: LSE oscillator clock ready.
  1076. * @arg RCC_FLAG_LSIRDY: LSI oscillator clock ready.
  1077. * @arg RCC_FLAG_BORRST: POR/PDR or BOR reset.
  1078. * @arg RCC_FLAG_PINRST: Pin reset.
  1079. * @arg RCC_FLAG_PORRST: POR/PDR reset.
  1080. * @arg RCC_FLAG_SFTRST: Software reset.
  1081. * @arg RCC_FLAG_IWDGRST: Independent Watchdog reset.
  1082. * @arg RCC_FLAG_WWDGRST: Window Watchdog reset.
  1083. * @arg RCC_FLAG_LPWRRST: Low Power reset.
  1084. * @retval The new state of __FLAG__ (TRUE or FALSE).
  1085. */
  1086. #define RCC_FLAG_MASK ((uint8_t)0x1F)
  1087. #define __HAL_RCC_GET_FLAG(__FLAG__) (((((((__FLAG__) >> 5) == 1)? RCC->CR :((((__FLAG__) >> 5) == 2) ? RCC->BDCR :((((__FLAG__) >> 5) == 3)? RCC->CSR :RCC->CIR))) & ((uint32_t)1 << ((__FLAG__) & RCC_FLAG_MASK)))!= 0)? 1 : 0)
  1088. /**
  1089. * @}
  1090. */
  1091. /**
  1092. * @}
  1093. */
  1094. /* Exported functions --------------------------------------------------------*/
  1095. /** @addtogroup RCC_Exported_Functions
  1096. * @{
  1097. */
  1098. /** @addtogroup RCC_Exported_Functions_Group1
  1099. * @{
  1100. */
  1101. /* Initialization and de-initialization functions ******************************/
  1102. void HAL_RCC_DeInit(void);
  1103. HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1104. HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency);
  1105. /**
  1106. * @}
  1107. */
  1108. /** @addtogroup RCC_Exported_Functions_Group2
  1109. * @{
  1110. */
  1111. /* Peripheral Control functions ************************************************/
  1112. void HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv);
  1113. void HAL_RCC_EnableCSS(void);
  1114. void HAL_RCC_DisableCSS(void);
  1115. uint32_t HAL_RCC_GetSysClockFreq(void);
  1116. uint32_t HAL_RCC_GetHCLKFreq(void);
  1117. uint32_t HAL_RCC_GetPCLK1Freq(void);
  1118. uint32_t HAL_RCC_GetPCLK2Freq(void);
  1119. void HAL_RCC_GetOscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
  1120. void HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t *pFLatency);
  1121. /* CSS NMI IRQ handler */
  1122. void HAL_RCC_NMI_IRQHandler(void);
  1123. /* User Callbacks in non blocking mode (IT mode) */
  1124. void HAL_RCC_CSSCallback(void);
  1125. /**
  1126. * @}
  1127. */
  1128. /**
  1129. * @}
  1130. */
  1131. /* Private types -------------------------------------------------------------*/
  1132. /* Private variables ---------------------------------------------------------*/
  1133. /* Private constants ---------------------------------------------------------*/
  1134. /** @defgroup RCC_Private_Constants RCC Private Constants
  1135. * @{
  1136. */
  1137. /** @defgroup RCC_BitAddress_AliasRegion RCC BitAddress AliasRegion
  1138. * @brief RCC registers bit address in the alias region
  1139. * @{
  1140. */
  1141. #define RCC_OFFSET (RCC_BASE - PERIPH_BASE)
  1142. /* --- CR Register ---*/
  1143. /* Alias word address of HSION bit */
  1144. #define RCC_CR_OFFSET (RCC_OFFSET + 0x00)
  1145. #define RCC_HSION_BIT_NUMBER 0x00
  1146. #define RCC_CR_HSION_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (RCC_HSION_BIT_NUMBER * 4))
  1147. /* Alias word address of CSSON bit */
  1148. #define RCC_CSSON_BIT_NUMBER 0x13
  1149. #define RCC_CR_CSSON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (RCC_CSSON_BIT_NUMBER * 4))
  1150. /* Alias word address of PLLON bit */
  1151. #define RCC_PLLON_BIT_NUMBER 0x18
  1152. #define RCC_CR_PLLON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (RCC_PLLON_BIT_NUMBER * 4))
  1153. /* --- BDCR Register ---*/
  1154. /* Alias word address of RTCEN bit */
  1155. #define RCC_BDCR_OFFSET (RCC_OFFSET + 0x70)
  1156. #define RCC_RTCEN_BIT_NUMBER 0x0F
  1157. #define RCC_BDCR_RTCEN_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32) + (RCC_RTCEN_BIT_NUMBER * 4))
  1158. /* Alias word address of BDRST bit */
  1159. #define RCC_BDRST_BIT_NUMBER 0x10
  1160. #define RCC_BDCR_BDRST_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32) + (RCC_BDRST_BIT_NUMBER * 4))
  1161. /* --- CSR Register ---*/
  1162. /* Alias word address of LSION bit */
  1163. #define RCC_CSR_OFFSET (RCC_OFFSET + 0x74)
  1164. #define RCC_LSION_BIT_NUMBER 0x00
  1165. #define RCC_CSR_LSION_BB (PERIPH_BB_BASE + (RCC_CSR_OFFSET * 32) + (RCC_LSION_BIT_NUMBER * 4))
  1166. /* CR register byte 3 (Bits[23:16]) base address */
  1167. #define RCC_CR_BYTE2_ADDRESS ((uint32_t)0x40023802)
  1168. /* CIR register byte 2 (Bits[15:8]) base address */
  1169. #define RCC_CIR_BYTE1_ADDRESS ((uint32_t)(RCC_BASE + 0x0C + 0x01))
  1170. /* CIR register byte 3 (Bits[23:16]) base address */
  1171. #define RCC_CIR_BYTE2_ADDRESS ((uint32_t)(RCC_BASE + 0x0C + 0x02))
  1172. /* BDCR register base address */
  1173. #define RCC_BDCR_BYTE0_ADDRESS (PERIPH_BASE + RCC_BDCR_OFFSET)
  1174. #define RCC_DBP_TIMEOUT_VALUE ((uint32_t)100)
  1175. #define RCC_LSE_TIMEOUT_VALUE ((uint32_t)5000)
  1176. #define HSE_TIMEOUT_VALUE HSE_STARTUP_TIMEOUT
  1177. #define HSI_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
  1178. #define LSI_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
  1179. /**
  1180. * @}
  1181. */
  1182. /**
  1183. * @}
  1184. */
  1185. /* Private macros ------------------------------------------------------------*/
  1186. /** @defgroup RCC_Private_Macros RCC Private Macros
  1187. * @{
  1188. */
  1189. /** @defgroup RCC_IS_RCC_Definitions RCC Private macros to check input parameters
  1190. * @{
  1191. */
  1192. #define IS_RCC_OSCILLATORTYPE(OSCILLATOR) ((OSCILLATOR) <= 15)
  1193. #define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
  1194. ((HSE) == RCC_HSE_BYPASS))
  1195. #define IS_RCC_LSE(LSE) (((LSE) == RCC_LSE_OFF) || ((LSE) == RCC_LSE_ON) || \
  1196. ((LSE) == RCC_LSE_BYPASS))
  1197. #define IS_RCC_HSI(HSI) (((HSI) == RCC_HSI_OFF) || ((HSI) == RCC_HSI_ON))
  1198. #define IS_RCC_LSI(LSI) (((LSI) == RCC_LSI_OFF) || ((LSI) == RCC_LSI_ON))
  1199. #define IS_RCC_PLL(PLL) (((PLL) == RCC_PLL_NONE) ||((PLL) == RCC_PLL_OFF) || ((PLL) == RCC_PLL_ON))
  1200. #define IS_RCC_PLLSOURCE(SOURCE) (((SOURCE) == RCC_PLLSOURCE_HSI) || \
  1201. ((SOURCE) == RCC_PLLSOURCE_HSE))
  1202. #define IS_RCC_SYSCLKSOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSOURCE_HSI) || \
  1203. ((SOURCE) == RCC_SYSCLKSOURCE_HSE) || \
  1204. ((SOURCE) == RCC_SYSCLKSOURCE_PLLCLK) || \
  1205. ((SOURCE) == RCC_SYSCLKSOURCE_PLLRCLK))
  1206. #define IS_RCC_PLLM_VALUE(VALUE) ((VALUE) <= 63)
  1207. #define IS_RCC_PLLP_VALUE(VALUE) (((VALUE) == 2) || ((VALUE) == 4) || ((VALUE) == 6) || ((VALUE) == 8))
  1208. #define IS_RCC_PLLQ_VALUE(VALUE) ((4 <= (VALUE)) && ((VALUE) <= 15))
  1209. #define IS_RCC_HCLK(HCLK) (((HCLK) == RCC_SYSCLK_DIV1) || ((HCLK) == RCC_SYSCLK_DIV2) || \
  1210. ((HCLK) == RCC_SYSCLK_DIV4) || ((HCLK) == RCC_SYSCLK_DIV8) || \
  1211. ((HCLK) == RCC_SYSCLK_DIV16) || ((HCLK) == RCC_SYSCLK_DIV64) || \
  1212. ((HCLK) == RCC_SYSCLK_DIV128) || ((HCLK) == RCC_SYSCLK_DIV256) || \
  1213. ((HCLK) == RCC_SYSCLK_DIV512))
  1214. #define IS_RCC_CLOCKTYPE(CLK) ((1 <= (CLK)) && ((CLK) <= 15))
  1215. #define IS_RCC_PCLK(PCLK) (((PCLK) == RCC_HCLK_DIV1) || ((PCLK) == RCC_HCLK_DIV2) || \
  1216. ((PCLK) == RCC_HCLK_DIV4) || ((PCLK) == RCC_HCLK_DIV8) || \
  1217. ((PCLK) == RCC_HCLK_DIV16))
  1218. #define IS_RCC_MCO(MCOx) (((MCOx) == RCC_MCO1) || ((MCOx) == RCC_MCO2))
  1219. #define IS_RCC_MCO1SOURCE(SOURCE) (((SOURCE) == RCC_MCO1SOURCE_HSI) || ((SOURCE) == RCC_MCO1SOURCE_LSE) || \
  1220. ((SOURCE) == RCC_MCO1SOURCE_HSE) || ((SOURCE) == RCC_MCO1SOURCE_PLLCLK))
  1221. #define IS_RCC_MCODIV(DIV) (((DIV) == RCC_MCODIV_1) || ((DIV) == RCC_MCODIV_2) || \
  1222. ((DIV) == RCC_MCODIV_3) || ((DIV) == RCC_MCODIV_4) || \
  1223. ((DIV) == RCC_MCODIV_5))
  1224. #define IS_RCC_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1F)
  1225. /**
  1226. * @}
  1227. */
  1228. /**
  1229. * @}
  1230. */
  1231. /**
  1232. * @}
  1233. */
  1234. /**
  1235. * @}
  1236. */
  1237. #ifdef __cplusplus
  1238. }
  1239. #endif
  1240. #endif /* __STM32F4xx_HAL_RCC_H */
  1241. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/