Egor Rumjantsev
The official mbed C/C SDK provides the software platform and libraries to build your applications.
Fork of
mbed
by 
mbed official
Diff: TARGET_NUCLEO_F334R8/stm32f3xx_hal_rcc.h
- Revision:
- 86:04dd9b1680ae
- Child:
- 92:4fc01daae5a5
diff -r 024bf7f99721 -r 04dd9b1680ae TARGET_NUCLEO_F334R8/stm32f3xx_hal_rcc.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_NUCLEO_F334R8/stm32f3xx_hal_rcc.h Wed Jul 02 13:22:23 2014 +0100
@@ -0,0 +1,1096 @@
+/**
+ ******************************************************************************
+ * @file stm32f3xx_hal_rcc.h
+ * @author MCD Application Team
+ * @version V1.0.1
+ * @date 18-June-2014
+ * @brief Header file of RCC HAL module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F3xx_HAL_RCC_H
+#define __STM32F3xx_HAL_RCC_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f3xx_hal_def.h"
+
+/** @addtogroup STM32F3xx_HAL_Driver
+ * @{
+ */
+
+/** @addtogroup RCC
+ * @{
+ */
+
+/* Exported types ------------------------------------------------------------*/
+
+/**
+ * @brief RCC PLL configuration structure definition
+ */
+typedef struct
+{
+ uint32_t PLLState; /*!< PLLState: The new state of the PLL.
+ This parameter can be a value of @ref RCC_PLL_Config */
+
+ uint32_t PLLSource; /*!< PLLSource: PLL entry clock source.
+ This parameter must be a value of @ref RCC_PLL_Clock_Source */
+
+ uint32_t PLLMUL; /*!< PLLMUL: Multiplication factor for PLL VCO input clock
+ This parameter must be a value of @ref RCC_PLL_Multiplication_Factor*/
+
+}RCC_PLLInitTypeDef;
+
+/**
+ * @brief RCC Internal/External Oscillator (HSE, HSI, LSE and LSI) configuration structure definition
+ */
+typedef struct
+{
+ uint32_t OscillatorType; /*!< The oscillators to be configured.
+ This parameter can be a value of @ref RCC_Oscillator_Type */
+
+ uint32_t HSEState; /*!< The new state of the HSE.
+ This parameter can be a value of @ref RCC_HSE_Config */
+
+ uint32_t HSEPredivValue; /*!< The HSE predivision factor value.
+ This parameter can be a value of @ref RCC_HSE_Predivision_Factor */
+
+ uint32_t LSEState; /*!< The new state of the LSE.
+ This parameter can be a value of @ref RCC_LSE_Config */
+
+ uint32_t HSIState; /*!< The new state of the HSI.
+ This parameter can be a value of @ref RCC_HSI_Config */
+
+ uint32_t HSICalibrationValue; /*!< The calibration trimming value.
+ This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */
+
+ uint32_t LSIState; /*!< The new state of the LSI.
+ This parameter can be a value of @ref RCC_LSI_Config */
+
+ RCC_PLLInitTypeDef PLL; /*!< PLL structure parameters */
+
+}RCC_OscInitTypeDef;
+
+/**
+ * @brief RCC System, AHB and APB busses clock configuration structure definition
+ */
+typedef struct
+{
+ uint32_t ClockType; /*!< The clock to be configured.
+ This parameter can be a value of @ref RCC_System_Clock_Type */
+
+ uint32_t SYSCLKSource; /*!< The clock source (SYSCLKS) used as system clock.
+ This parameter can be a value of @ref RCC_System_Clock_Source */
+
+ uint32_t AHBCLKDivider; /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK).
+ This parameter can be a value of @ref RCC_AHB_Clock_Source */
+
+ uint32_t APB1CLKDivider; /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK).
+ This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
+
+ uint32_t APB2CLKDivider; /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK).
+ This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
+
+}RCC_ClkInitTypeDef;
+
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup RCC_Exported_Constants
+ * @{
+ */
+
+/** @defgroup RCC_BitAddress_AliasRegion
+ * @brief RCC registers bit address in the alias region
+ * @{
+ */
+#define RCC_OFFSET (RCC_BASE - PERIPH_BASE)
+/* --- CR Register ---*/
+#define RCC_CR_OFFSET (RCC_OFFSET + 0x00)
+/* Alias word address of HSION bit */
+#define HSION_BitNumber 0
+#define CR_HSION_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (HSION_BitNumber * 4))
+/* Alias word address of HSEON bit */
+#define HSEON_BitNumber 16
+#define CR_HSEON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (HSEON_BitNumber * 4))
+/* Alias word address of CSSON bit */
+#define CSSON_BitNumber 19
+#define CR_CSSON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (CSSON_BitNumber * 4))
+/* Alias word address of PLLON bit */
+#define PLLON_BitNumber 24
+#define CR_PLLON_BB (PERIPH_BB_BASE + (RCC_CR_OFFSET * 32) + (PLLON_BitNumber * 4))
+
+/* --- CFGR Register ---*/
+#define RCC_CFGR_OFFSET (RCC_OFFSET + 0x04)
+/* Alias word address of PLLSRC bit */
+#define PLLSRC_BitNumber 16
+#define CFGR_PLLSRC_BB (PERIPH_BB_BASE + (RCC_CFGR_OFFSET * 32) + (PLLSRC_BitNumber * 4))
+
+/* --- CIR Register ---*/
+#define RCC_CIR_OFFSET (RCC_OFFSET + 0x08)
+
+/* --- BDCR Register ---*/
+#define RCC_BDCR_OFFSET (RCC_OFFSET + 0x20)
+/* Alias word address of LSEON bit */
+#define LSEON_BitNumber 0
+#define BDCR_LSEON_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32) + (LSEON_BitNumber * 4))
+/* Alias word address of RTCEN bit */
+#define RTCEN_BitNumber 15
+#define BDCR_RTCEN_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32) + (RTCEN_BitNumber * 4))
+/* Alias word address of BDRST bit */
+#define BDRST_BitNumber 16
+#define BDCR_BDRST_BB (PERIPH_BB_BASE + (RCC_BDCR_OFFSET * 32) + (BDRST_BitNumber * 4))
+
+/* --- CSR Register ---*/
+#define RCC_CSR_OFFSET (RCC_OFFSET + 0x24)
+/* Alias word address of LSION bit */
+#define LSION_BitNumber 0
+#define CSR_LSION_BB (PERIPH_BB_BASE + (RCC_CSR_OFFSET * 32) + (LSION_BitNumber * 4))
+/* Alias word address of RMVF bit */
+#define RMVF_BitNumber 24
+#define CSR_RMVF_BB (PERIPH_BB_BASE + (RCC_CSR_OFFSET * 32) + (RMVF_BitNumber * 4))
+
+/* CR register byte 2 (Bits[23:16]) base address */
+#define CR_BYTE2_ADDRESS (PERIPH_BASE + RCC_CR_OFFSET + 0x02)
+
+/* CIR register byte 1 (Bits[15:8]) base address */
+#define CIR_BYTE1_ADDRESS (PERIPH_BASE + RCC_CIR_OFFSET + 0x01)
+
+/* CIR register byte 2 (Bits[23:16]) base address */
+#define CIR_BYTE2_ADDRESS (PERIPH_BASE + RCC_CIR_OFFSET + 0x02)
+
+/* CSR register byte 1 (Bits[15:8]) base address */
+#define CSR_BYTE1_ADDRESS (PERIPH_BASE + RCC_CSR_OFFSET + 0x01)
+
+/* BDCR register byte 0 (Bits[7:0] base address */
+#define BDCR_BYTE0_ADDRESS (PERIPH_BASE + RCC_BDCR_OFFSET)
+
+/* LSE state change timeout */
+#define LSE_TIMEOUT_VALUE ((uint32_t)5000) /* 5 s */
+
+/* Disable Backup domain write protection state change timeout */
+#define DBP_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
+/**
+ * @}
+ */
+
+/** @defgroup RCC_Oscillator_Type
+ * @{
+ */
+#define RCC_OSCILLATORTYPE_NONE ((uint32_t)0x00000000)
+#define RCC_OSCILLATORTYPE_HSE ((uint32_t)0x00000001)
+#define RCC_OSCILLATORTYPE_HSI ((uint32_t)0x00000002)
+#define RCC_OSCILLATORTYPE_LSE ((uint32_t)0x00000004)
+#define RCC_OSCILLATORTYPE_LSI ((uint32_t)0x00000008)
+
+#define IS_RCC_OSCILLATORTYPE(OSCILLATOR) (((OSCILLATOR) == RCC_OSCILLATORTYPE_NONE) || \
+ (((OSCILLATOR) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE) || \
+ (((OSCILLATOR) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI) || \
+ (((OSCILLATOR) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI) || \
+ (((OSCILLATOR) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_HSE_Config
+ * @{
+ */
+#define RCC_HSE_OFF ((uint32_t)0x00000000)
+#define RCC_HSE_ON ((uint32_t)0x00000001)
+#define RCC_HSE_BYPASS ((uint32_t)0x00000005)
+
+#define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
+ ((HSE) == RCC_HSE_BYPASS))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_HSE_Predivision_Factor
+ * @{
+ */
+
+#define RCC_HSE_PREDIV_DIV1 RCC_CFGR2_PREDIV_DIV1
+#define RCC_HSE_PREDIV_DIV2 RCC_CFGR2_PREDIV_DIV2
+#define RCC_HSE_PREDIV_DIV3 RCC_CFGR2_PREDIV_DIV3
+#define RCC_HSE_PREDIV_DIV4 RCC_CFGR2_PREDIV_DIV4
+#define RCC_HSE_PREDIV_DIV5 RCC_CFGR2_PREDIV_DIV5
+#define RCC_HSE_PREDIV_DIV6 RCC_CFGR2_PREDIV_DIV6
+#define RCC_HSE_PREDIV_DIV7 RCC_CFGR2_PREDIV_DIV7
+#define RCC_HSE_PREDIV_DIV8 RCC_CFGR2_PREDIV_DIV8
+#define RCC_HSE_PREDIV_DIV9 RCC_CFGR2_PREDIV_DIV9
+#define RCC_HSE_PREDIV_DIV10 RCC_CFGR2_PREDIV_DIV10
+#define RCC_HSE_PREDIV_DIV11 RCC_CFGR2_PREDIV_DIV11
+#define RCC_HSE_PREDIV_DIV12 RCC_CFGR2_PREDIV_DIV12
+#define RCC_HSE_PREDIV_DIV13 RCC_CFGR2_PREDIV_DIV13
+#define RCC_HSE_PREDIV_DIV14 RCC_CFGR2_PREDIV_DIV14
+#define RCC_HSE_PREDIV_DIV15 RCC_CFGR2_PREDIV_DIV15
+#define RCC_HSE_PREDIV_DIV16 RCC_CFGR2_PREDIV_DIV16
+
+#define IS_RCC_HSE_PREDIV(DIV) (((DIV) == RCC_HSE_PREDIV_DIV1) || ((DIV) == RCC_HSE_PREDIV_DIV2) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV3) || ((DIV) == RCC_HSE_PREDIV_DIV4) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV5) || ((DIV) == RCC_HSE_PREDIV_DIV6) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV7) || ((DIV) == RCC_HSE_PREDIV_DIV8) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV9) || ((DIV) == RCC_HSE_PREDIV_DIV10) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV11) || ((DIV) == RCC_HSE_PREDIV_DIV12) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV13) || ((DIV) == RCC_HSE_PREDIV_DIV14) || \
+ ((DIV) == RCC_HSE_PREDIV_DIV15) || ((DIV) == RCC_HSE_PREDIV_DIV16))
+
+/**
+ * @}
+ */
+
+/** @defgroup RCC_LSE_Config
+ * @{
+ */
+#define RCC_LSE_OFF ((uint32_t)0x00000000)
+#define RCC_LSE_ON ((uint32_t)0x00000001)
+#define RCC_LSE_BYPASS ((uint32_t)0x00000005)
+
+#define IS_RCC_LSE(LSE) (((LSE) == RCC_LSE_OFF) || ((LSE) == RCC_LSE_ON) || \
+ ((LSE) == RCC_LSE_BYPASS))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_HSI_Config
+ * @{
+ */
+#define RCC_HSI_OFF ((uint32_t)0x00000000)
+#define RCC_HSI_ON ((uint32_t)0x00000001)
+
+#define IS_RCC_HSI(HSI) (((HSI) == RCC_HSI_OFF) || ((HSI) == RCC_HSI_ON))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_LSI_Config
+ * @{
+ */
+#define RCC_LSI_OFF ((uint32_t)0x00000000)
+#define RCC_LSI_ON ((uint32_t)0x00000001)
+
+#define IS_RCC_LSI(LSI) (((LSI) == RCC_LSI_OFF) || ((LSI) == RCC_LSI_ON))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_PLL_Config
+ * @{
+ */
+#define RCC_PLL_NONE ((uint32_t)0x00000000)
+#define RCC_PLL_OFF ((uint32_t)0x00000001)
+#define RCC_PLL_ON ((uint32_t)0x00000002)
+
+#define IS_RCC_PLL(PLL) (((PLL) == RCC_PLL_NONE) ||((PLL) == RCC_PLL_OFF) || ((PLL) == RCC_PLL_ON))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_PLL_Multiplication_Factor
+ * @{
+ */
+#define RCC_PLL_MUL2 RCC_CFGR_PLLMUL2
+#define RCC_PLL_MUL3 RCC_CFGR_PLLMUL3
+#define RCC_PLL_MUL4 RCC_CFGR_PLLMUL4
+#define RCC_PLL_MUL5 RCC_CFGR_PLLMUL5
+#define RCC_PLL_MUL6 RCC_CFGR_PLLMUL6
+#define RCC_PLL_MUL7 RCC_CFGR_PLLMUL7
+#define RCC_PLL_MUL8 RCC_CFGR_PLLMUL8
+#define RCC_PLL_MUL9 RCC_CFGR_PLLMUL9
+#define RCC_PLL_MUL10 RCC_CFGR_PLLMUL10
+#define RCC_PLL_MUL11 RCC_CFGR_PLLMUL11
+#define RCC_PLL_MUL12 RCC_CFGR_PLLMUL12
+#define RCC_PLL_MUL13 RCC_CFGR_PLLMUL13
+#define RCC_PLL_MUL14 RCC_CFGR_PLLMUL14
+#define RCC_PLL_MUL15 RCC_CFGR_PLLMUL15
+#define RCC_PLL_MUL16 RCC_CFGR_PLLMUL16
+
+#define IS_RCC_PLL_MUL(MUL) (((MUL) == RCC_PLL_MUL2) || ((MUL) == RCC_PLL_MUL3) || \
+ ((MUL) == RCC_PLL_MUL4) || ((MUL) == RCC_PLL_MUL5) || \
+ ((MUL) == RCC_PLL_MUL6) || ((MUL) == RCC_PLL_MUL7) || \
+ ((MUL) == RCC_PLL_MUL8) || ((MUL) == RCC_PLL_MUL9) || \
+ ((MUL) == RCC_PLL_MUL10) || ((MUL) == RCC_PLL_MUL11) || \
+ ((MUL) == RCC_PLL_MUL12) || ((MUL) == RCC_PLL_MUL13) || \
+ ((MUL) == RCC_PLL_MUL14) || ((MUL) == RCC_PLL_MUL15) || \
+ ((MUL) == RCC_PLL_MUL16))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_PLL_Clock_Source
+ * @{
+ */
+#define RCC_PLLSOURCE_HSI RCC_CFGR_PLLSRC_HSI_DIV2
+#define RCC_PLLSOURCE_HSE RCC_CFGR_PLLSRC_HSE_PREDIV
+
+#define IS_RCC_PLLSOURCE(SOURCE) (((SOURCE) == RCC_PLLSOURCE_HSI) || \
+ ((SOURCE) == RCC_PLLSOURCE_HSE))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_System_Clock_Type
+ * @{
+ */
+#define RCC_CLOCKTYPE_SYSCLK ((uint32_t)0x00000001)
+#define RCC_CLOCKTYPE_HCLK ((uint32_t)0x00000002)
+#define RCC_CLOCKTYPE_PCLK1 ((uint32_t)0x00000004)
+#define RCC_CLOCKTYPE_PCLK2 ((uint32_t)0x00000008)
+
+#define IS_RCC_CLOCKTYPE(CLK) ((((CLK) & RCC_CLOCKTYPE_SYSCLK) == RCC_CLOCKTYPE_SYSCLK) || \
+ (((CLK) & RCC_CLOCKTYPE_HCLK) == RCC_CLOCKTYPE_HCLK) || \
+ (((CLK) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1) || \
+ (((CLK) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_System_Clock_Source
+ * @{
+ */
+#define RCC_SYSCLKSOURCE_HSI RCC_CFGR_SW_HSI
+#define RCC_SYSCLKSOURCE_HSE RCC_CFGR_SW_HSE
+#define RCC_SYSCLKSOURCE_PLLCLK RCC_CFGR_SW_PLL
+
+#define IS_RCC_SYSCLKSOURCE(SOURCE) (((SOURCE) == RCC_SYSCLKSOURCE_HSI) || \
+ ((SOURCE) == RCC_SYSCLKSOURCE_HSE) || \
+ ((SOURCE) == RCC_SYSCLKSOURCE_PLLCLK))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_System_Clock_Source_Status
+ * @{
+ */
+#define RCC_SYSCLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI
+#define RCC_SYSCLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE
+#define RCC_SYSCLKSOURCE_STATUS_PLLCLK RCC_CFGR_SWS_PLL
+
+#define IS_RCC_SYSCLKSOURCE_STATUS(SOURCE) (((SOURCE) == RCC_SYSCLKSOURCE_STATUS_HSI) || \
+ ((SOURCE) == RCC_SYSCLKSOURCE_STATUS_HSE) || \
+ ((SOURCE) == RCC_SYSCLKSOURCE_STATUS_PLLCLK)))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_AHB_Clock_Source
+ * @{
+ */
+#define RCC_SYSCLK_DIV1 RCC_CFGR_HPRE_DIV1
+#define RCC_SYSCLK_DIV2 RCC_CFGR_HPRE_DIV2
+#define RCC_SYSCLK_DIV4 RCC_CFGR_HPRE_DIV4
+#define RCC_SYSCLK_DIV8 RCC_CFGR_HPRE_DIV8
+#define RCC_SYSCLK_DIV16 RCC_CFGR_HPRE_DIV16
+#define RCC_SYSCLK_DIV64 RCC_CFGR_HPRE_DIV64
+#define RCC_SYSCLK_DIV128 RCC_CFGR_HPRE_DIV128
+#define RCC_SYSCLK_DIV256 RCC_CFGR_HPRE_DIV256
+#define RCC_SYSCLK_DIV512 RCC_CFGR_HPRE_DIV512
+
+#define IS_RCC_SYSCLK_DIV(DIV) (((DIV) == RCC_SYSCLK_DIV1) || ((DIV) == RCC_SYSCLK_DIV2) || \
+ ((DIV) == RCC_SYSCLK_DIV4) || ((DIV) == RCC_SYSCLK_DIV8) || \
+ ((DIV) == RCC_SYSCLK_DIV16) || ((DIV) == RCC_SYSCLK_DIV64) || \
+ ((DIV) == RCC_SYSCLK_DIV128) || ((DIV) == RCC_SYSCLK_DIV256) || \
+ ((DIV) == RCC_SYSCLK_DIV512))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_APB1_APB2_Clock_Source
+ * @{
+ */
+#define RCC_HCLK_DIV1 RCC_CFGR_PPRE1_DIV1
+#define RCC_HCLK_DIV2 RCC_CFGR_PPRE1_DIV2
+#define RCC_HCLK_DIV4 RCC_CFGR_PPRE1_DIV4
+#define RCC_HCLK_DIV8 RCC_CFGR_PPRE1_DIV8
+#define RCC_HCLK_DIV16 RCC_CFGR_PPRE1_DIV16
+
+#define IS_RCC_HCLK_DIV(DIV) (((DIV) == RCC_HCLK_DIV1) || ((DIV) == RCC_HCLK_DIV2) || \
+ ((DIV) == RCC_HCLK_DIV4) || ((DIV) == RCC_HCLK_DIV8) || \
+ ((DIV) == RCC_HCLK_DIV16))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_RTC_Clock_Source
+ * @{
+ */
+#define RCC_RTCCLKSOURCE_NONE RCC_BDCR_RTCSEL_NOCLOCK
+#define RCC_RTCCLKSOURCE_LSE RCC_BDCR_RTCSEL_LSE
+#define RCC_RTCCLKSOURCE_LSI RCC_BDCR_RTCSEL_LSI
+#define RCC_RTCCLKSOURCE_HSE_DIV32 RCC_BDCR_RTCSEL_HSE
+
+#define IS_RCC_RTCCLKSOURCE(SOURCE) (((SOURCE) == RCC_RTCCLKSOURCE_NONE) || \
+ ((SOURCE) == RCC_RTCCLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_RTCCLKSOURCE_LSI) || \
+ ((SOURCE) == RCC_RTCCLKSOURCE_HSE_DIV32))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_USART2_Clock_Source
+ * @{
+ */
+#define RCC_USART2CLKSOURCE_PCLK1 RCC_CFGR3_USART2SW_PCLK
+#define RCC_USART2CLKSOURCE_SYSCLK RCC_CFGR3_USART2SW_SYSCLK
+#define RCC_USART2CLKSOURCE_LSE RCC_CFGR3_USART2SW_LSE
+#define RCC_USART2CLKSOURCE_HSI RCC_CFGR3_USART2SW_HSI
+
+#define IS_RCC_USART2CLKSOURCE(SOURCE) (((SOURCE) == RCC_USART2CLKSOURCE_PCLK1) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_USART3_Clock_Source
+ * @{
+ */
+#define RCC_USART3CLKSOURCE_PCLK1 RCC_CFGR3_USART3SW_PCLK
+#define RCC_USART3CLKSOURCE_SYSCLK RCC_CFGR3_USART3SW_SYSCLK
+#define RCC_USART3CLKSOURCE_LSE RCC_CFGR3_USART3SW_LSE
+#define RCC_USART3CLKSOURCE_HSI RCC_CFGR3_USART3SW_HSI
+
+#define IS_RCC_USART3CLKSOURCE(SOURCE) (((SOURCE) == RCC_USART3CLKSOURCE_PCLK1) || \
+ ((SOURCE) == RCC_USART3CLKSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_USART3CLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_USART3CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_I2C1_Clock_Source
+ * @{
+ */
+#define RCC_I2C1CLKSOURCE_HSI RCC_CFGR3_I2C1SW_HSI
+#define RCC_I2C1CLKSOURCE_SYSCLK RCC_CFGR3_I2C1SW_SYSCLK
+
+#define IS_RCC_I2C1CLKSOURCE(SOURCE) (((SOURCE) == RCC_I2C1CLKSOURCE_HSI) || \
+ ((SOURCE) == RCC_I2C1CLKSOURCE_SYSCLK))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_MCOx_Index
+ * @{
+ */
+#define RCC_MCO ((uint32_t)0x00000000)
+
+#define IS_RCC_MCO(MCOx) ((MCOx) == RCC_MCO)
+/**
+ * @}
+ */
+
+/** @defgroup RCC_MCO_Clock_Source
+ * @{
+ */
+#define RCC_MCOSOURCE_NONE RCC_CFGR_MCO_NOCLOCK
+#define RCC_MCOSOURCE_LSI RCC_CFGR_MCO_LSI
+#define RCC_MCOSOURCE_LSE RCC_CFGR_MCO_LSE
+#define RCC_MCOSOURCE_SYSCLK RCC_CFGR_MCO_SYSCLK
+#define RCC_MCOSOURCE_HSI RCC_CFGR_MCO_HSI
+#define RCC_MCOSOURCE_HSE RCC_CFGR_MCO_HSE
+#define RCC_MCOSOURCE_PLLCLK_DIV2 RCC_CFGR_MCO_PLL
+
+#define IS_RCC_MCOSOURCE(SOURCE) (((SOURCE) == RCC_MCOSOURCE_NONE) || \
+ ((SOURCE) == RCC_MCOSOURCE_LSI) || \
+ ((SOURCE) == RCC_MCOSOURCE_LSE) || \
+ ((SOURCE) == RCC_MCOSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_MCOSOURCE_HSI) || \
+ ((SOURCE) == RCC_MCOSOURCE_HSE) || \
+ ((SOURCE) == RCC_MCOSOURCE_PLLCLK_DIV2))
+/**
+ * @}
+ */
+
+/** @defgroup RCC_Interrupt
+ * @{
+ */
+#define RCC_IT_LSIRDY ((uint32_t)0x00000001)
+#define RCC_IT_LSERDY ((uint32_t)0x00000002)
+#define RCC_IT_HSIRDY ((uint32_t)0x00000004)
+#define RCC_IT_HSERDY ((uint32_t)0x00000008)
+#define RCC_IT_PLLRDY ((uint32_t)0x00000010)
+#define RCC_IT_CSS ((uint32_t)0x00000080)
+/**
+ * @}
+ */
+
+/** @defgroup RCC_Flag
+ * Elements values convention: 0XXYYYYYb
+ * - YYYYY : Flag position in the register
+ * - XX : Register index
+ * - 01: CR register
+ * - 10: BDCR register
+ * - 11: CSR register
+ * @{
+ */
+#define CR_REG_INDEX 1U
+#define BDCR_REG_INDEX 2U
+#define CSR_REG_INDEX 3U
+
+/* Flags in the CR register */
+#define RCC_FLAG_HSIRDY ((uint32_t)((CR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CR_HSIRDY))))
+#define RCC_FLAG_HSERDY ((uint32_t)((CR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CR_HSERDY))))
+#define RCC_FLAG_PLLRDY ((uint32_t)((CR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CR_PLLRDY))))
+
+/* Flags in the BDCR register */
+#define RCC_FLAG_LSERDY ((uint32_t)((BDCR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_BDCR_LSERDY))))
+
+/* Flags in the CSR register */
+#define RCC_FLAG_LSIRDY ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_LSIRDY))))
+#define RCC_FLAG_RMV ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_RMVF))))
+#define RCC_FLAG_OBLRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_OBLRSTF))))
+#define RCC_FLAG_PINRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_PINRSTF))))
+#define RCC_FLAG_PORRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_PORRSTF))))
+#define RCC_FLAG_SFTRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_SFTRSTF))))
+#define RCC_FLAG_IWDGRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_IWDGRSTF))))
+#define RCC_FLAG_WWDGRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_WWDGRSTF))))
+#define RCC_FLAG_LPWRRST ((uint32_t)((CSR_REG_INDEX << 5U) | (uint32_t)(POSITION_VAL(RCC_CSR_LPWRRSTF))))
+/**
+ * @}
+ */
+
+#define IS_RCC_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1F)
+/**
+ * @}
+ */
+/* Exported macro ------------------------------------------------------------*/
+
+/** @brief Enable or disable the AHB peripheral clock.
+ * @note After reset, the peripheral clock (used for registers read/write access)
+ * is disabled and the application software has to enable this clock before
+ * using it.
+ */
+#define __GPIOA_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_GPIOAEN))
+#define __GPIOB_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_GPIOBEN))
+#define __GPIOC_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_GPIOCEN))
+#define __GPIOD_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_GPIODEN))
+#define __GPIOF_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_GPIOFEN))
+#define __CRC_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_CRCEN))
+#define __DMA1_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_DMA1EN))
+#define __SRAM_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_SRAMEN))
+#define __FLITF_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_FLITFEN))
+#define __TSC_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_TSCEN))
+
+#define __GPIOA_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_GPIOAEN))
+#define __GPIOB_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_GPIOBEN))
+#define __GPIOC_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_GPIOCEN))
+#define __GPIOD_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_GPIODEN))
+#define __GPIOF_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_GPIOFEN))
+#define __CRC_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_CRCEN))
+#define __DMA1_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_DMA1EN))
+#define __SRAM_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_SRAMEN))
+#define __FLITF_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_FLITFEN))
+#define __TSC_CLK_DISABLE() (RCC->AHBENR &= ~(RCC_AHBENR_TSCEN))
+
+/** @brief Enable or disable the Low Speed APB (APB1) peripheral clock.
+ * @note After reset, the peripheral clock (used for registers read/write access)
+ * is disabled and the application software has to enable this clock before
+ * using it.
+ */
+#define __TIM2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM2EN))
+#define __TIM6_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM6EN))
+#define __WWDG_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_WWDGEN))
+#define __USART2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_USART2EN))
+#define __USART3_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_USART3EN))
+#define __I2C1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_I2C1EN))
+#define __PWR_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_PWREN))
+#define __DAC1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_DAC1EN))
+
+#define __TIM2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM2EN))
+#define __TIM6_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM6EN))
+#define __WWDG_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
+#define __USART2_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_USART2EN))
+#define __USART3_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_USART3EN))
+#define __I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
+#define __PWR_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))
+#define __DAC1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_DAC1EN))
+
+/** @brief Enable or disable the High Speed APB (APB2) peripheral clock.
+ * @note After reset, the peripheral clock (used for registers read/write access)
+ * is disabled and the application software has to enable this clock before
+ * using it.
+ */
+#define __SYSCFG_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_SYSCFGEN))
+#define __TIM15_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM15EN))
+#define __TIM16_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM16EN))
+#define __TIM17_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM17EN))
+#define __USART1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_USART1EN))
+
+#define __SYSCFG_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SYSCFGEN))
+#define __TIM15_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM15EN))
+#define __TIM16_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM16EN))
+#define __TIM17_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM17EN))
+#define __USART1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_USART1EN))
+
+/** @brief Force or release AHB peripheral reset.
+ */
+#define __AHB_FORCE_RESET() (RCC->AHBRSTR = 0xFFFFFFFF)
+#define __GPIOA_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIOARST))
+#define __GPIOB_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIOBRST))
+#define __GPIOC_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIOCRST))
+#define __GPIOD_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIODRST))
+#define __GPIOF_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIOFRST))
+#define __TSC_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_TSCRST))
+
+#define __AHB_RELEASE_RESET() (RCC->AHBRSTR = 0x00)
+#define __GPIOA_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIOARST))
+#define __GPIOB_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIOBRST))
+#define __GPIOC_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIOCRST))
+#define __GPIOD_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIODRST))
+#define __GPIOF_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIOFRST))
+#define __TSC_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_TSCRST))
+
+/** @brief Force or release APB1 peripheral reset.
+ */
+#define __APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFF)
+#define __TIM2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM2RST))
+#define __TIM6_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM6RST))
+#define __WWDG_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
+#define __USART2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
+#define __USART3_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART3RST))
+#define __I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
+#define __PWR_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))
+#define __DAC1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_DAC1RST))
+
+#define __APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00)
+#define __TIM2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM2RST))
+#define __TIM6_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM6RST))
+#define __WWDG_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
+#define __USART2_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART2RST))
+#define __USART3_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART3RST))
+#define __I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))
+#define __PWR_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))
+#define __DAC1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_DAC1RST))
+
+/** @brief Force or release APB2 peripheral reset.
+ */
+#define __APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFF)
+#define __SYSCFG_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SYSCFGRST))
+#define __TIM15_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM15RST))
+#define __TIM16_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM16RST))
+#define __TIM17_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM17RST))
+#define __USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
+
+#define __APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00)
+#define __SYSCFG_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SYSCFGRST))
+#define __TIM15_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM15RST))
+#define __TIM16_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM16RST))
+#define __TIM17_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM17RST))
+#define __USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))
+
+/** @brief Macros to enable or disable the Internal High Speed oscillator (HSI).
+ * @note The HSI is stopped by hardware when entering STOP and STANDBY modes.
+ * It is used (enabled by hardware) as system clock source after startup
+ * from Reset, wakeup from STOP and STANDBY mode, or in case of failure
+ * of the HSE used directly or indirectly as system clock (if the Clock
+ * Security System CSS is enabled).
+ * @note HSI can not be stopped if it is used as system clock source. In this case,
+ * you have to select another source of the system clock then stop the HSI.
+ * @note After enabling the HSI, the application software should wait on HSIRDY
+ * flag to be set indicating that HSI clock is stable and can be used as
+ * system clock source.
+ * @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator
+ * clock cycles.
+ */
+#define __HAL_RCC_HSI_ENABLE() (*(__IO uint32_t *)CR_HSION_BB = ENABLE)
+#define __HAL_RCC_HSI_DISABLE() (*(__IO uint32_t *)CR_HSION_BB = DISABLE)
+
+
+/** @brief Macro to adjust the Internal High Speed oscillator (HSI) calibration value.
+ * @note The calibration is used to compensate for the variations in voltage
+ * and temperature that influence the frequency of the internal HSI RC.
+ * @param __HSICalibrationValue__: specifies the calibration trimming value.
+ * This parameter must be a number between 0 and 0x1F.
+ */
+#define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(__HSICalibrationValue__) \
+ MODIFY_REG(RCC->CR, RCC_CR_HSITRIM, (uint32_t)(__HSICalibrationValue__) << POSITION_VAL(RCC_CR_HSITRIM))
+
+
+/** @brief Macro to enable or disable the Internal Low Speed oscillator (LSI).
+ * @note After enabling the LSI, the application software should wait on
+ * LSIRDY flag to be set indicating that LSI clock is stable and can
+ * be used to clock the IWDG and/or the RTC.
+ * @note LSI can not be disabled if the IWDG is running.
+ * @note When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator
+ * clock cycles.
+ */
+#define __HAL_RCC_LSI_ENABLE() (*(__IO uint32_t *)CSR_LSION_BB = ENABLE)
+#define __HAL_RCC_LSI_DISABLE() (*(__IO uint32_t *)CSR_LSION_BB = DISABLE)
+
+/**
+ * @brief Macro to configure the External High Speed oscillator (HSE).
+ * @note After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application
+ * software should wait on HSERDY flag to be set indicating that HSE clock
+ * is stable and can be used to clock the PLL and/or system clock.
+ * @note HSE state can not be changed if it is used directly or through the
+ * PLL as system clock. In this case, you have to select another source
+ * of the system clock then change the HSE state (ex. disable it).
+ * @note The HSE is stopped by hardware when entering STOP and STANDBY modes.
+ * @note This function reset the CSSON bit, so if the Clock security system(CSS)
+ * was previously enabled you have to enable it again after calling this
+ * function.
+ * @param __STATE__: specifies the new state of the HSE.
+ * This parameter can be one of the following values:
+ * @arg RCC_HSE_OFF: turn OFF the HSE oscillator, HSERDY flag goes low after
+ * 6 HSE oscillator clock cycles.
+ * @arg RCC_HSE_ON: turn ON the HSE oscillator
+ * @arg RCC_HSE_BYPASS: HSE oscillator bypassed with external clock
+ */
+#define __HAL_RCC_HSE_CONFIG(__STATE__) (*(__IO uint8_t *)CR_BYTE2_ADDRESS = (__STATE__))
+
+/**
+ * @brief Macro to configure the External High Speed oscillator (HSE) Predivision factor for PLL.
+ * @note Predivision factor can not be changed if PLL is used as system clock
+ * In this case, you have to select another source of the system clock, disable the PLL and
+ * then change the HSE predivision factor.
+ * @param __HSEPredivValue__: specifies the division value applied to HSE.
+ * This parameter must be a number between RCC_HSE_PREDIV_DIV1 and RCC_HSE_PREDIV_DIV16.
+ */
+#define __HAL_RCC_HSE_PREDIV_CONFIG(__HSEPredivValue__) \
+ MODIFY_REG(RCC->CFGR2, RCC_CFGR2_PREDIV, (uint32_t)(__HSEPredivValue__))
+
+/**
+ * @brief Macro to configure the External Low Speed oscillator (LSE).
+ * @note As the LSE is in the Backup domain and write access is denied to
+ * this domain after reset, you have to enable write access using
+ * HAL_PWR_EnableBkUpAccess() function before to configure the LSE
+ * (to be done once after reset).
+ * @note After enabling the LSE (RCC_LSE_ON or RCC_LSE_BYPASS), the application
+ * software should wait on LSERDY flag to be set indicating that LSE clock
+ * is stable and can be used to clock the RTC.
+ * @param __STATE__: specifies the new state of the LSE.
+ * This parameter can be one of the following values:
+ * @arg RCC_LSE_OFF: turn OFF the LSE oscillator, LSERDY flag goes low after
+ * 6 LSE oscillator clock cycles.
+ * @arg RCC_LSE_ON: turn ON the LSE oscillator
+ * @arg RCC_LSE_BYPASS: LSE oscillator bypassed with external clock
+ */
+#define __HAL_RCC_LSE_CONFIG(__STATE__) \
+ MODIFY_REG(RCC->BDCR, RCC_BDCR_LSEON|RCC_BDCR_LSEBYP, (uint32_t)(__STATE__))
+
+/** @brief Macro to configure the I2C1 clock (I2C1CLK).
+ * @param __I2C1CLKSource__: specifies the I2C1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_I2C1CLKSOURCE_HSI: HSI selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_SYSCLK: System Clock selected as I2C1 clock
+ */
+#define __HAL_RCC_I2C1_CONFIG(__I2C1CLKSource__) \
+ MODIFY_REG(RCC->CFGR3, RCC_CFGR3_I2C1SW, (uint32_t)(__I2C1CLKSource__))
+
+/** @brief Macro to get the I2C1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_I2C1CLKSOURCE_HSI: HSI selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_SYSCLK: System Clock selected as I2C1 clock
+ */
+#define __HAL_RCC_GET_I2C1_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR3, RCC_CFGR3_I2C1SW)))
+
+/** @brief Macro to configure the USART1 clock (USART1CLK).
+ * @param __USART1CLKSource__: specifies the USART1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USART1CLKSOURCE_PCLK2 or RCC_USART1CLKSOURCE_PCLK1: PCLK2 or PCLK1 selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_HSI: HSI selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_SYSCLK: System Clock selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_LSE: LSE selected as USART1 clock
+ */
+#define __HAL_RCC_USART1_CONFIG(__USART1CLKSource__) \
+ MODIFY_REG(RCC->CFGR3, RCC_CFGR3_USART1SW, (uint32_t)(__USART1CLKSource__))
+
+/** @brief Macro to get the USART1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USART1CLKSOURCE_PCLK2 or RCC_USART1CLKSOURCE_PCLK1: PCLK2 or PCLK1 selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_HSI: HSI selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_SYSCLK: System Clock selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_LSE: LSE selected as USART1 clock
+ */
+#define __HAL_RCC_GET_USART1_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR3, RCC_CFGR3_USART1SW)))
+
+/** @brief Macro to configure the USART2 clock (USART2CLK).
+ * @param __USART2CLKSource__: specifies the USART2 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USART2CLKSOURCE_PCLK1: PCLK1 selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_HSI: HSI selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_SYSCLK: System Clock selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_LSE: LSE selected as USART2 clock
+ */
+#define __HAL_RCC_USART2_CONFIG(__USART2CLKSource__) \
+ MODIFY_REG(RCC->CFGR3, RCC_CFGR3_USART2SW, (uint32_t)(__USART2CLKSource__))
+
+/** @brief Macro to get the USART2 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USART2CLKSOURCE_PCLK1: PCLK1 selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_HSI: HSI selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_SYSCLK: System Clock selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_LSE: LSE selected as USART2 clock
+ */
+#define __HAL_RCC_GET_USART2_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR3, RCC_CFGR3_USART2SW)))
+
+/** @brief Macro to configure the USART3 clock (USART3CLK).
+ * @param __USART3CLKSource__: specifies the USART3 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USART3CLKSOURCE_PCLK1: PCLK1 selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_HSI: HSI selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_SYSCLK: System Clock selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_LSE: LSE selected as USART3 clock
+ */
+#define __HAL_RCC_USART3_CONFIG(__USART3CLKSource__) \
+ MODIFY_REG(RCC->CFGR3, RCC_CFGR3_USART3SW, (uint32_t)(__USART3CLKSource__))
+
+/** @brief Macro to get the USART3 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USART3CLKSOURCE_PCLK1: PCLK1 selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_HSI: HSI selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_SYSCLK: System Clock selected as USART3 clock
+ * @arg RCC_USART3CLKSOURCE_LSE: LSE selected as USART3 clock
+ */
+#define __HAL_RCC_GET_USART3_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR3, RCC_CFGR3_USART3SW)))
+
+/** @brief Macros to enable or disable the the RTC clock.
+ * @note These macros must be used only after the RTC clock source was selected.
+ */
+#define __HAL_RCC_RTC_ENABLE() (*(__IO uint32_t *)BDCR_RTCEN_BB = ENABLE)
+#define __HAL_RCC_RTC_DISABLE() (*(__IO uint32_t *)BDCR_RTCEN_BB = DISABLE)
+
+/** @brief Macro to configure the RTC clock (RTCCLK).
+ * @note As the RTC clock configuration bits are in the Backup domain and write
+ * access is denied to this domain after reset, you have to enable write
+ * access using the Power Backup Access macro before to configure
+ * the RTC clock source (to be done once after reset).
+ * @note Once the RTC clock is configured it can't be changed unless the
+ * Backup domain is reset using __HAL_RCC_BackupReset_RELEASE() macro, or by
+ * a Power On Reset (POR).
+ * @param __RTCCLKSource__: specifies the RTC clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_RTCCLKSOURCE_NONE: No clock selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_HSE_DIV32: HSE clock divided by 32
+ *
+ * @note If the LSE is used as RTC clock source, the RTC continues to
+ * work in STOP and STANDBY modes, and can be used as wakeup source.
+ * However, when the LSI clock and HSE clock divided by 32 is used as RTC clock source,
+ * the RTC cannot be used in STOP and STANDBY modes.
+ * @note The system must always be configured so as to get a PCLK frequency greater than or
+ * equal to the RTCCLK frequency for a proper operation of the RTC.
+ */
+#define __HAL_RCC_RTC_CONFIG(__RTCCLKSource__) \
+ MODIFY_REG(RCC->BDCR, RCC_BDCR_RTCSEL, (uint32_t)(__RTCCLKSource__))
+
+/** @brief Macro to get the RTC clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_RTCCLKSOURCE_NONE: No clock selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock
+ * @arg RCC_RTCCLKSOURCE_HSE_DIV32: HSE clock divided by 32 selected as RTC clock
+ */
+#define __HAL_RCC_GET_RTC_SOURCE() ((uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_RTCSEL)))
+
+/** @brief Macro to force or release the Backup domain reset.
+ * @note These macros reset the RTC peripheral (including the backup registers)
+ * and the RTC clock source selection in RCC_CSR register.
+ * @note The BKPSRAM is not affected by this reset.
+ */
+#define __HAL_RCC_BACKUPRESET_FORCE() (*(__IO uint32_t *)BDCR_BDRST_BB = ENABLE)
+#define __HAL_RCC_BACKUPRESET_RELEASE() (*(__IO uint32_t *)BDCR_BDRST_BB = DISABLE)
+
+/** @brief Macro to enable or disable the PLL.
+ * @note After enabling the PLL, the application software should wait on
+ * PLLRDY flag to be set indicating that PLL clock is stable and can
+ * be used as system clock source.
+ * @note The PLL can not be disabled if it is used as system clock source
+ * @note The PLL is disabled by hardware when entering STOP and STANDBY modes.
+ */
+#define __HAL_RCC_PLL_ENABLE() (*(__IO uint32_t *)CR_PLLON_BB = ENABLE)
+#define __HAL_RCC_PLL_DISABLE() (*(__IO uint32_t *)CR_PLLON_BB = DISABLE)
+
+/** @brief Macro to configure the PLL clock source and multiplication factor.
+ * @note This macro must be used only when the PLL is disabled.
+ *
+ * @param __RCC_PLLSource__: specifies the PLL entry clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_PLLSOURCE_HSI: HSI oscillator clock selected as PLL clock entry
+ * @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL clock entry
+ * @param __PLLMUL__: specifies the multiplication factor for PLL VCO input clock
+ * This parameter must be a number between RCC_PLL_MUL2 and RCC_PLL_MUL16.
+ *
+ */
+#define __HAL_RCC_PLL_CONFIG(__RCC_PLLSource__ , __PLLMUL__) \
+ MODIFY_REG(RCC->CFGR, RCC_CFGR_PLLMUL | RCC_CFGR_PLLSRC, (uint32_t)((__PLLMUL__)|(__RCC_PLLSource__)))
+
+
+/** @brief Macro to get the clock source used as system clock.
+ * @retval The clock source used as system clock.
+ * The returned value can be one of the following value:
+ * @arg RCC_SYSCLKSOURCE_STATUS_HSI: HSI used as system clock
+ * @arg RCC_SYSCLKSOURCE_STATUS_HSE: HSE used as system clock
+ * @arg RCC_SYSCLKSOURCE_STATUS_PLLCLK: PLL used as system clock
+ */
+#define __HAL_RCC_GET_SYSCLK_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_SWS)))
+
+/** @brief Macro to get the oscillator used as PLL clock source.
+ * @retval The oscillator used as PLL clock source. The returned value can be one
+ * of the following:
+ * - RCC_PLLSOURCE_HSI: HSI oscillator is used as PLL clock source.
+ * - RCC_PLLSOURCE_HSE: HSE oscillator is used as PLL clock source.
+ */
+#define __HAL_RCC_GET_PLL_OSCSOURCE() ((uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PLLSRC)))
+
+/** @defgroup RCC_Flags_Interrupts_Management
+ * @brief macros to manage the specified RCC Flags and interrupts.
+ * @{
+ */
+
+/** @brief Enable RCC interrupt (Perform Byte access to RCC_CIR[12:8] bits to enable
+ * the selected interrupts.).
+ * @param __INTERRUPT__: specifies the RCC interrupt sources to be enabled.
+ * This parameter can be any combination of the following values:
+ * @arg RCC_IT_LSIRDY: LSI ready interrupt enable
+ * @arg RCC_IT_LSERDY: LSE ready interrupt enable
+ * @arg RCC_IT_HSIRDY: HSI ready interrupt enable
+ * @arg RCC_IT_HSERDY: HSE ready interrupt enable
+ * @arg RCC_IT_PLLRDY: PLL ready interrupt enable
+ */
+#define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *)CIR_BYTE1_ADDRESS |= (__INTERRUPT__))
+
+/** @brief Disable RCC interrupt (Perform Byte access to RCC_CIR[12:8] bits to disable
+ * the selected interrupts.).
+ * @param __INTERRUPT__: specifies the RCC interrupt sources to be disabled.
+ * This parameter can be any combination of the following values:
+ * @arg RCC_IT_LSIRDYIE: LSI ready interrupt enable
+ * @arg RCC_IT_LSERDYIE: LSE ready interrupt enable
+ * @arg RCC_IT_HSIRDYIE: HSI ready interrupt enable
+ * @arg RCC_IT_HSERDYIE: HSE ready interrupt enable
+ * @arg RCC_IT_PLLRDYIE: PLL ready interrupt enable
+ */
+#define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *)CIR_BYTE1_ADDRESS &= ~(__INTERRUPT__))
+
+/** @brief Clear the RCC's interrupt pending bits ( Perform Byte access to RCC_CIR[23:16]
+ * bits to clear the selected interrupt pending bits.
+ * @param __IT__: specifies the interrupt pending bit to clear.
+ * This parameter can be any combination of the following values:
+ * @arg RCC_IT_LSIRDYC: LSI ready interrupt clear
+ * @arg RCC_IT_LSERDYC: LSE ready interrupt clear
+ * @arg RCC_IT_HSIRDYC: HSI ready interrupt clear
+ * @arg RCC_IT_HSERDYC: HSE ready interrupt clear
+ * @arg RCC_IT_PLLRDYC: PLL ready interrupt clear
+ * @arg RCC_IT_CSSC: Clock Security System interrupt clear
+ */
+#define __HAL_RCC_CLEAR_IT(__IT__) (*(__IO uint8_t *)CIR_BYTE2_ADDRESS = (__IT__))
+
+/** @brief Check the RCC's interrupt has occurred or not.
+ * @param __IT__: specifies the RCC interrupt source to check.
+ * This parameter can be one of the following values:
+ * @arg RCC_IT_LSIRDYF: LSI ready interrupt flag
+ * @arg RCC_IT_LSERDYF: LSE ready interrupt flag
+ * @arg RCC_IT_HSIRDYF: HSI ready interrupt flag
+ * @arg RCC_IT_HSERDYF: HSE ready interrupt flag
+ * @arg RCC_IT_PLLRDYF: PLL ready interrupt flag
+ * @arg RCC_IT_CSSF: Clock Security System interrupt flag
+ * @retval The new state of __IT__ (TRUE or FALSE).
+ */
+#define __HAL_RCC_GET_IT(__IT__) ((RCC->CIR & (__IT__)) == (__IT__))
+
+/** @brief Set RMVF bit to clear the reset flags: RCC_FLAG_OBLRST, RCC_FLAG_PINRST, RCC_FLAG_PORRST, RCC_FLAG_SFTRST,
+ * RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST, RCC_FLAG_LPWRRST
+ */
+#define __HAL_RCC_CLEAR_RESET_FLAGS() (*(__IO uint32_t *)CSR_RMVF_BB = ENABLE)
+
+/** @brief Check RCC flag is set or not.
+ * @param __FLAG__: specifies the flag to check.
+ * This parameter can be one of the following values:
+ * @arg RCC_FLAG_HSIRDY: HSI oscillator clock ready
+ * @arg RCC_FLAG_HSERDY: HSE oscillator clock ready
+ * @arg RCC_FLAG_PLLRDY: PLL clock ready
+ * @arg RCC_FLAG_LSERDY: LSE oscillator clock ready
+ * @arg RCC_FLAG_LSIRDY: LSI oscillator clock ready
+ * @arg RCC_FLAG_OBLRST: Option Byte Load reset
+ * @arg RCC_FLAG_PINRST: Pin reset
+ * @arg RCC_FLAG_PORRST: POR/PDR reset
+ * @arg RCC_FLAG_SFTRST: Software reset
+ * @arg RCC_FLAG_IWDGRST: Independent Watchdog reset
+ * @arg RCC_FLAG_WWDGRST: Window Watchdog reset
+ * @arg RCC_FLAG_LPWRRST: Low Power reset
+ * @retval The new state of __FLAG__ (TRUE or FALSE).
+ */
+#define RCC_FLAG_MASK ((uint32_t)0x0000001F)
+#define __HAL_RCC_GET_FLAG(__FLAG__) (((((__FLAG__) >> 5U) == CR_REG_INDEX)? RCC->CR : \
+ ((((__FLAG__) >> 5U) == BDCR_REG_INDEX) ? RCC->BDCR : \
+ RCC->CSR)) & (1U << ((__FLAG__) & RCC_FLAG_MASK)))
+
+
+/**
+ * @}
+ */
+
+/* Include RCC HAL Extension module */
+#include "stm32f3xx_hal_rcc_ex.h"
+
+/* Exported functions --------------------------------------------------------*/
+
+/* Initialization and de-initialization functions ***************************/
+void HAL_RCC_DeInit(void);
+HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
+HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency);
+
+/* Peripheral Control functions *********************************************/
+void HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv);
+void HAL_RCC_EnableCSS(void);
+void HAL_RCC_DisableCSS(void);
+uint32_t HAL_RCC_GetSysClockFreq(void);
+uint32_t HAL_RCC_GetHCLKFreq(void);
+uint32_t HAL_RCC_GetPCLK1Freq(void);
+uint32_t HAL_RCC_GetPCLK2Freq(void);
+void HAL_RCC_GetOscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct);
+void HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t *pFLatency);
+
+/* CSS NMI IRQ handler */
+void HAL_RCC_NMI_IRQHandler(void);
+
+/* User Callbacks in non blocking mode (IT mode) */
+void HAL_RCC_CCSCallback(void);
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F3xx_HAL_RCC_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/