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TARGET_NUCLEO_F072RB/stm32f0xx_hal_rcc.h
- Committer:
- bogdanm
- Date:
- 2014-06-11
- Revision:
- 85:024bf7f99721
- Child:
- 92:4fc01daae5a5
File content as of revision 85:024bf7f99721:
/**
******************************************************************************
* @file stm32f0xx_hal_rcc.h
* @author MCD Application Team
* @version V1.0.0
* @date 28-May-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 __STM32F0xx_HAL_RCC_H
#define __STM32F0xx_HAL_RCC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal_def.h"
/** @addtogroup STM32F0xx_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 PREDIV; /*!< PREDIV: Predivision factor for PLL VCO input clock
This parameter must be a value of @ref RCC_PLL_Prediv_Factor */
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 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 HSI calibration trimming value (default is RCC_HSICALIBRATION_DEFAULT).
This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */
uint32_t HSI14State; /*!< The new state of the HSI14.
This parameter can be a value of @ref RCC_HSI14_Config */
uint32_t HSI14CalibrationValue; /*!< The HSI14 calibration trimming value (default is RCC_HSI14CALIBRATION_DEFAULT).
This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */
uint32_t HSI48State; /*!< The new state of the HSI48 (only applicable to STM32F07x and STM32F0x2 devices).
This parameter can be a value of @ref RCCEx_HSI48_Config */
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_Clock_Source */
}RCC_ClkInitTypeDef;
/* Exported constants --------------------------------------------------------*/
/** @defgroup RCC_Exported_Constants
* @{
*/
#define RCC_OFFSET (RCC_BASE - PERIPH_BASE)
/* --- CR Register ---*/
#define RCC_CR_OFFSET (RCC_OFFSET + 0x00)
/* --- CFGR Register ---*/
#define RCC_CFGR_OFFSET (RCC_OFFSET + 0x04)
/* --- CIR Register ---*/
#define RCC_CIR_OFFSET (RCC_OFFSET + 0x08)
/* --- BDCR Register ---*/
#define RCC_BDCR_OFFSET (RCC_OFFSET + 0x20)
/* --- CSR Register ---*/
#define RCC_CSR_OFFSET (RCC_OFFSET + 0x24)
/* --- CR2 Register ---*/
#define RCC_CR2_OFFSET (RCC_OFFSET + 0x34)
/* CR register byte 2 (Bits[23:16]) base address */
#define RCC_CR_BYTE2_ADDRESS (PERIPH_BASE + RCC_CR_OFFSET + 0x02)
/* CIR register byte 1 (Bits[15:8]) base address */
#define RCC_CIR_BYTE1_ADDRESS (PERIPH_BASE + RCC_CIR_OFFSET + 0x01)
/* CIR register byte 2 (Bits[23:16]) base address */
#define RCC_CIR_BYTE2_ADDRESS (PERIPH_BASE + RCC_CIR_OFFSET + 0x02)
/* CSR register byte 1 (Bits[15:8]) base address */
#define RCC_CSR_BYTE1_ADDRESS (PERIPH_BASE + RCC_CSR_OFFSET + 0x01)
/* BDCR register byte 0 (Bits[7:0] base address */
#define RCC_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 */
#define RCC_CFGR_PLLMUL_BITNUMBER 18
#define RCC_CFGR2_PREDIV_BITNUMBER 0
/** @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 RCC_OSCILLATORTYPE_HSI14 ((uint32_t)0x00000010)
#define RCC_OSCILLATORTYPE_HSI48 ((uint32_t)0x00000020)
#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) || \
(((OSCILLATOR) & RCC_OSCILLATORTYPE_HSI14) == RCC_OSCILLATORTYPE_HSI14) || \
(((OSCILLATOR) & RCC_OSCILLATORTYPE_HSI48) == RCC_OSCILLATORTYPE_HSI48))
/**
* @}
*/
/** @defgroup RCC_HSE_Config
* @{
*/
#define RCC_HSE_OFF ((uint8_t)0x00)
#define RCC_HSE_ON ((uint8_t)0x01)
#define RCC_HSE_BYPASS ((uint8_t)0x05)
#define IS_RCC_HSE(HSE) (((HSE) == RCC_HSE_OFF) || ((HSE) == RCC_HSE_ON) || \
((HSE) == RCC_HSE_BYPASS))
/**
* @}
*/
/** @defgroup RCC_LSE_Config
* @{
*/
#define RCC_LSE_OFF ((uint8_t)0x00)
#define RCC_LSE_ON ((uint8_t)0x01)
#define RCC_LSE_BYPASS ((uint8_t)0x05)
#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 ((uint8_t)0x00)
#define RCC_HSI_ON ((uint8_t)0x01)
#define IS_RCC_HSI(HSI) (((HSI) == RCC_HSI_OFF) || ((HSI) == RCC_HSI_ON))
#define RCC_HSICALIBRATION_DEFAULT ((uint32_t)0x10) /* Default HSI calibration trimming value */
/**
* @}
*/
/** @defgroup RCC_HSI14_Config
* @{
*/
#define RCC_HSI14_OFF ((uint32_t)0x00)
#define RCC_HSI14_ON RCC_CR2_HSI14ON
#define RCC_HSI14_ADC_CONTROL (~RCC_CR2_HSI14DIS)
#define IS_RCC_HSI14(HSI14) (((HSI14) == RCC_HSI14_OFF) || ((HSI14) == RCC_HSI14_ON) || ((HSI14) == RCC_HSI14_ADC_CONTROL))
#define RCC_HSI14CALIBRATION_DEFAULT ((uint32_t)0x10) /* Default HSI14 calibration trimming value */
/**
* @}
*/
/** @defgroup RCC_LSI_Config
* @{
*/
#define RCC_LSI_OFF ((uint8_t)0x00)
#define RCC_LSI_ON ((uint8_t)0x01)
#define IS_RCC_LSI(LSI) (((LSI) == RCC_LSI_OFF) || ((LSI) == RCC_LSI_ON))
/**
* @}
*/
/** @defgroup RCC_PLL_Config
* @{
*/
#define RCC_PLL_NONE ((uint8_t)0x00)
#define RCC_PLL_OFF ((uint8_t)0x01)
#define RCC_PLL_ON ((uint8_t)0x02)
#define IS_RCC_PLL(PLL) (((PLL) == RCC_PLL_NONE) ||((PLL) == RCC_PLL_OFF) || ((PLL) == RCC_PLL_ON))
/**
* @}
*/
/** @defgroup RCC_PLL_Prediv_Factor
* @{
*/
#define RCC_PREDIV_DIV1 RCC_CFGR2_PREDIV_DIV1
#define RCC_PREDIV_DIV2 RCC_CFGR2_PREDIV_DIV2
#define RCC_PREDIV_DIV3 RCC_CFGR2_PREDIV_DIV3
#define RCC_PREDIV_DIV4 RCC_CFGR2_PREDIV_DIV4
#define RCC_PREDIV_DIV5 RCC_CFGR2_PREDIV_DIV5
#define RCC_PREDIV_DIV6 RCC_CFGR2_PREDIV_DIV6
#define RCC_PREDIV_DIV7 RCC_CFGR2_PREDIV_DIV7
#define RCC_PREDIV_DIV8 RCC_CFGR2_PREDIV_DIV8
#define RCC_PREDIV_DIV9 RCC_CFGR2_PREDIV_DIV9
#define RCC_PREDIV_DIV10 RCC_CFGR2_PREDIV_DIV10
#define RCC_PREDIV_DIV11 RCC_CFGR2_PREDIV_DIV11
#define RCC_PREDIV_DIV12 RCC_CFGR2_PREDIV_DIV12
#define RCC_PREDIV_DIV13 RCC_CFGR2_PREDIV_DIV13
#define RCC_PREDIV_DIV14 RCC_CFGR2_PREDIV_DIV14
#define RCC_PREDIV_DIV15 RCC_CFGR2_PREDIV_DIV15
#define RCC_PREDIV_DIV16 RCC_CFGR2_PREDIV_DIV16
#define IS_RCC_PREDIV(PREDIV) (((PREDIV) == RCC_PREDIV_DIV1) || ((PREDIV) == RCC_PREDIV_DIV2) || \
((PREDIV) == RCC_PREDIV_DIV3) || ((PREDIV) == RCC_PREDIV_DIV4) || \
((PREDIV) == RCC_PREDIV_DIV5) || ((PREDIV) == RCC_PREDIV_DIV6) || \
((PREDIV) == RCC_PREDIV_DIV7) || ((PREDIV) == RCC_PREDIV_DIV8) || \
((PREDIV) == RCC_PREDIV_DIV9) || ((PREDIV) == RCC_PREDIV_DIV10) || \
((PREDIV) == RCC_PREDIV_DIV11) || ((PREDIV) == RCC_PREDIV_DIV12) || \
((PREDIV) == RCC_PREDIV_DIV13) || ((PREDIV) == RCC_PREDIV_DIV14) || \
((PREDIV) == RCC_PREDIV_DIV15) || ((PREDIV) == RCC_PREDIV_DIV16))
/**
* @}
*/
/** @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_HSE RCC_CFGR_PLLSRC_HSE_PREDIV
/**
* @}
*/
/** @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 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))
/**
* @}
*/
/** @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
/**
* @}
*/
/** @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
/**
* @}
*/
/** @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_Clock_Source
* @{
*/
#define RCC_HCLK_DIV1 RCC_CFGR_PPRE_DIV1
#define RCC_HCLK_DIV2 RCC_CFGR_PPRE_DIV2
#define RCC_HCLK_DIV4 RCC_CFGR_PPRE_DIV4
#define RCC_HCLK_DIV8 RCC_CFGR_PPRE_DIV8
#define RCC_HCLK_DIV16 RCC_CFGR_PPRE_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_USART1_Clock_Source
* @{
*/
#define RCC_USART1CLKSOURCE_PCLK1 RCC_CFGR3_USART1SW_PCLK
#define RCC_USART1CLKSOURCE_SYSCLK RCC_CFGR3_USART1SW_SYSCLK
#define RCC_USART1CLKSOURCE_LSE RCC_CFGR3_USART1SW_LSE
#define RCC_USART1CLKSOURCE_HSI RCC_CFGR3_USART1SW_HSI
#define IS_RCC_USART1CLKSOURCE(SOURCE) (((SOURCE) == RCC_USART1CLKSOURCE_PCLK1) || \
((SOURCE) == RCC_USART1CLKSOURCE_SYSCLK) || \
((SOURCE) == RCC_USART1CLKSOURCE_LSE) || \
((SOURCE) == RCC_USART1CLKSOURCE_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 RCC_MCOSOURCE_HSI14 RCC_CFGR_MCO_HSI14
/**
* @}
*/
/** @defgroup RCC_Interrupt
* @{
*/
#define RCC_IT_LSIRDY ((uint8_t)0x01)
#define RCC_IT_LSERDY ((uint8_t)0x02)
#define RCC_IT_HSIRDY ((uint8_t)0x04)
#define RCC_IT_HSERDY ((uint8_t)0x08)
#define RCC_IT_PLLRDY ((uint8_t)0x10)
#define RCC_IT_HSI14 ((uint8_t)0x20)
#define RCC_IT_CSS ((uint8_t)0x80)
/**
* @}
*/
/** @defgroup RCC_Flag
* Elements values convention: 0XXYYYYYb
* - YYYYY : Flag position in the register
* - XX : Register index
* - 00: CR register
* - 01: CR2 register
* - 10: BDCR register
* - 11: CSR register
* @{
*/
#define CR_REG_INDEX 0
#define CR2_REG_INDEX 1
#define BDCR_REG_INDEX 2
#define CSR_REG_INDEX 3
/* Flags in the CR register */
#define RCC_CR_HSIRDY_BitNumber 1
#define RCC_CR_HSERDY_BitNumber 17
#define RCC_CR_PLLRDY_BitNumber 25
#define RCC_FLAG_HSIRDY ((uint8_t)((CR_REG_INDEX << 5) | RCC_CR_HSIRDY_BitNumber))
#define RCC_FLAG_HSERDY ((uint8_t)((CR_REG_INDEX << 5) | RCC_CR_HSERDY_BitNumber))
#define RCC_FLAG_PLLRDY ((uint8_t)((CR_REG_INDEX << 5) | RCC_CR_PLLRDY_BitNumber))
/* Flags in the CR2 register */
#define RCC_CR2_HSI14RDY_BitNumber 1
#define RCC_FLAG_HSI14RDY ((uint8_t)((CR2_REG_INDEX << 5) | RCC_CR2_HSI14RDY_BitNumber))
/* Flags in the BDCR register */
#define RCC_BDCR_LSERDY_BitNumber 1
#define RCC_FLAG_LSERDY ((uint8_t)((BDCR_REG_INDEX << 5) | RCC_BDCR_LSERDY_BitNumber))
/* Flags in the CSR register */
#define RCC_CSR_LSIRDY_BitNumber 1
#define RCC_CSR_V18PWRRSTF_BitNumber 23
#define RCC_CSR_RMVF_BitNumber 24
#define RCC_CSR_OBLRSTF_BitNumber 25
#define RCC_CSR_PINRSTF_BitNumber 26
#define RCC_CSR_PORRSTF_BitNumber 27
#define RCC_CSR_SFTRSTF_BitNumber 28
#define RCC_CSR_IWDGRSTF_BitNumber 29
#define RCC_CSR_WWDGRSTF_BitNumber 30
#define RCC_CSR_LPWRRSTF_BitNumber 31
#define RCC_FLAG_LSIRDY ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_LSIRDY_BitNumber))
#define RCC_FLAG_V18PWRRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_LSIRDY_BitNumber))
#define RCC_FLAG_RMV ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_RMVF_BitNumber))
#define RCC_FLAG_OBLRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_OBLRSTF_BitNumber))
#define RCC_FLAG_PINRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_PINRSTF_BitNumber))
#define RCC_FLAG_PORRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_PORRSTF_BitNumber))
#define RCC_FLAG_SFTRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_SFTRSTF_BitNumber))
#define RCC_FLAG_IWDGRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_IWDGRSTF_BitNumber))
#define RCC_FLAG_WWDGRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_WWDGRSTF_BitNumber))
#define RCC_FLAG_LPWRRST ((uint8_t)((CSR_REG_INDEX << 5) | RCC_CSR_LPWRRSTF_BitNumber))
/**
* @}
*/
#define IS_RCC_CALIBRATION_VALUE(VALUE) ((VALUE) <= 0x1F)
#define HSE_TIMEOUT_VALUE HSE_STARTUP_TIMEOUT
#define HSI_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
#define LSI_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
#define LSE_TIMEOUT_VALUE ((uint32_t)5000) /* 5 s */
#define HSI14_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
#define HSI48_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
#define PLL_TIMEOUT_VALUE ((uint32_t)100) /* 100 ms */
#define CLOCKSWITCH_TIMEOUT_VALUE ((uint32_t)5000) /* 5 s */
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup RCC_Exported_Macros
* @{
*/
/** @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 __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 __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 __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))
/** @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 __TIM3_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM3EN))
#define __TIM14_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM14EN))
#define __WWDG_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_WWDGEN))
#define __I2C1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_I2C1EN))
#define __PWR_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_PWREN))
#define __TIM3_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM3EN))
#define __TIM14_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM14EN))
#define __WWDG_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
#define __I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))
#define __PWR_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))
/** @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 __ADC1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_ADC1EN))
#define __TIM1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM1EN))
#define __SPI1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_SPI1EN))
#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 __DBGMCU_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_DBGMCUEN))
#define __SYSCFG_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SYSCFGEN))
#define __ADC1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_ADC1EN))
#define __TIM1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM1EN))
#define __SPI1_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_SPI1EN))
#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))
#define __DBGMCU_CLK_DISABLE() (RCC->APB2ENR &= ~(RCC_APB2ENR_DBGMCUEN))
/** @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 __GPIOF_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_GPIOFRST))
#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 __GPIOF_RELEASE_RESET() (RCC->AHBRSTR &= ~(RCC_AHBRSTR_GPIOFRST))
/** @brief Force or release APB1 peripheral reset.
*/
#define __APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFF)
#define __TIM3_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM3RST))
#define __TIM14_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM14RST))
#define __WWDG_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
#define __I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
#define __PWR_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))
#define __APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00)
#define __TIM3_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM3RST))
#define __TIM14_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM14RST))
#define __WWDG_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
#define __I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))
#define __PWR_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))
/** @brief Force or release APB2 peripheral reset.
*/
#define __APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFF)
#define __SYSCFG_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SYSCFGRST))
#define __ADC1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_ADC1RST))
#define __TIM1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM1RST))
#define __SPI1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
#define __USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
#define __TIM16_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM16RST))
#define __TIM17_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM17RST))
#define __DBGMCU_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_DBGMCURST))
#define __APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00)
#define __SYSCFG_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SYSCFGRST))
#define __ADC1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_ADC1RST))
#define __TIM1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM1RST))
#define __SPI1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SPI1RST))
#define __USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))
#define __TIM16_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM16RST))
#define __TIM17_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM17RST))
#define __DBGMCU_RELEASE_RESET() (RCC->APB2RSTR &= ~(RCC_APB2RSTR_DBGMCURST))
/** @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() SET_BIT(RCC->CR, RCC_CR_HSION)
#define __HAL_RCC_HSI_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_HSION)
/** @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
* (default is RCC_HSICALIBRATION_DEFAULT).
* This parameter must be a number between 0 and 0x1F.
*/
#define RCC_CR_HSITRIM_BitNumber 3
#define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(__HSICalibrationValue__) \
MODIFY_REG(RCC->CR, RCC_CR_HSITRIM, (uint32_t)(__HSICalibrationValue__) << RCC_CR_HSITRIM_BitNumber)
/** @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() SET_BIT(RCC->CSR, RCC_CSR_LSION)
#define __HAL_RCC_LSI_DISABLE() CLEAR_BIT(RCC->CSR, RCC_CSR_LSION)
/**
* @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 *)RCC_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 Macros to enable or disable the Internal 14Mhz High Speed oscillator (HSI14).
* @note The HSI14 is stopped by hardware when entering STOP and STANDBY modes.
* @note HSI14 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 HSI14.
* @note After enabling the HSI14 with __HAL_RCC_HSI14_ENABLE(), the application software
* should wait on HSI14RDY flag to be set indicating that HSI clock is stable and can be
* used as system clock source. This is not necessary if HAL_RCC_OscConfig() is used.
* @note When the HSI14 is stopped, HSI14RDY flag goes low after 6 HSI14 oscillator
* clock cycles.
*/
#define __HAL_RCC_HSI14_ENABLE() SET_BIT(RCC->CR2, RCC_CR2_HSI14ON)
#define __HAL_RCC_HSI14_DISABLE() CLEAR_BIT(RCC->CR2, RCC_CR2_HSI14ON)
/** @brief macros to Enable or Disable the Internal 14Mhz High Speed oscillator (HSI14) usage by ADC.
*/
#define __HAL_RCC_HSI14ADC_ENABLE() CLEAR_BIT(RCC->CR2, RCC_CR2_HSI14DIS)
#define __HAL_RCC_HSI14ADC_DISABLE() SET_BIT(RCC->CR2, RCC_CR2_HSI14DIS)
/** @brief Macro to adjust the Internal 14Mhz 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 HSI14 RC.
* @param __HSI14CalibrationValue__: specifies the calibration trimming value
* (default is RCC_HSI14CALIBRATION_DEFAULT).
* This parameter must be a number between 0 and 0x1F.
*/
#define RCC_CR2_HSI14TRIM_BitNumber 3
#define __HAL_RCC_HSI14_CALIBRATIONVALUE_ADJUST(__HSI14CalibrationValue__) \
MODIFY_REG(RCC->CR2, RCC_CR2_HSI14TRIM, (uint32_t)(__HSI14CalibrationValue__) << RCC_CR2_HSI14TRIM_BitNumber)
/** @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_PCLK1: 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_PCLK1: 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 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 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 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() SET_BIT(RCC->BDCR, RCC_BDCR_RTCEN)
#define __HAL_RCC_RTC_DISABLE() CLEAR_BIT(RCC->BDCR, RCC_BDCR_RTCEN)
/** @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() SET_BIT(RCC->BDCR, RCC_BDCR_BDRST)
#define __HAL_RCC_BACKUPRESET_RELEASE() CLEAR_BIT(RCC->BDCR, RCC_BDCR_BDRST)
/** @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() SET_BIT(RCC->CR, RCC_CR_PLLON)
#define __HAL_RCC_PLL_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_PLLON)
/** @brief Macro to configure the PLL clock source, multiplication and division factors.
* @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 __PREDIV__: specifies the predivider factor for PLL VCO input clock
* This parameter must be a number between RCC_PREDIV_DIV1 and RCC_PREDIV_DIV16.
* @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__ , __PREDIV__, __PLLMUL__) \
do { \
MODIFY_REG(RCC->CFGR2, RCC_CFGR2_PREDIV, (__PREDIV__)); \
MODIFY_REG(RCC->CFGR, RCC_CFGR_PLLMUL | RCC_CFGR_PLLSRC, (uint32_t)((__PLLMUL__)|(__RCC_PLLSource__))); \
} while(0)
/** @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
* @arg RCC_IT_HSI14RDY: HSI14 ready interrupt enable
* @arg RCC_IT_HSI48RDY: HSI48 ready interrupt enable (only applicable to STM32F0X2 USB devices)
*/
#define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *)RCC_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_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
* @arg RCC_IT_HSI14RDY: HSI14 ready interrupt enable
* @arg RCC_IT_HSI48RDY: HSI48 ready interrupt enable (only applicable to STM32F0X2 USB devices)
*/
#define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *)RCC_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_LSIRDY: LSI ready interrupt clear
* @arg RCC_IT_LSERDY: LSE ready interrupt clear
* @arg RCC_IT_HSIRDY: HSI ready interrupt clear
* @arg RCC_IT_HSERDY: HSE ready interrupt clear
* @arg RCC_IT_PLLRDY: PLL ready interrupt clear
* @arg RCC_IT_HSI14RDY: HSI14 ready interrupt clear
* @arg RCC_IT_HSI48RDY: HSI48 ready interrupt clear (only applicable to STM32F0X2 USB devices)
* @arg RCC_IT_CSS: Clock Security System interrupt clear
*/
#define __HAL_RCC_CLEAR_IT(__IT__) (*(__IO uint8_t *)RCC_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_LSIRDY: LSI ready interrupt flag
* @arg RCC_IT_LSERDY: LSE ready interrupt flag
* @arg RCC_IT_HSIRDY: HSI ready interrupt flag
* @arg RCC_IT_HSERDY: HSE ready interrupt flag
* @arg RCC_IT_PLLRDY: PLL ready interrupt flag
* @arg RCC_IT_HSI14RDY: HSI14 ready interrupt flag
* @arg RCC_IT_HSI48RDY: HSI48 ready interrupt flag (only applicable to STM32F0X2 USB devices)
* @arg RCC_IT_CSS: 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() SET_BIT(RCC->CSR, RCC_CSR_RMVF)
/** @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_HSI14RDY: HSI14 oscillator clock ready
* @arg RCC_FLAG_HSI48RDY: HSI48 oscillator clock ready (only applicable to STM32F0X2 USB devices)
* @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 ((uint8_t)0x1F)
#define __HAL_RCC_GET_FLAG(__FLAG__) (((((__FLAG__) >> 5) == CR_REG_INDEX)? RCC->CR : \
(((__FLAG__) >> 5) == CR2_REG_INDEX)? RCC->CR2 : \
(((__FLAG__) >> 5) == BDCR_REG_INDEX) ? RCC->BDCR : \
RCC->CSR) & ((uint32_t)1 << ((__FLAG__) & RCC_FLAG_MASK)))
/**
* @}
*/
/* Include RCC HAL Extension module */
#include "stm32f0xx_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);
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 /* __STM32F0xx_HAL_RCC_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/