AHB1 Peripheral Clock Enable Disable

Enable or disable the AHB1 peripheral clock. More...

Macros
#define	__HAL_RCC_CRC_CLK_ENABLE()
#define	__HAL_RCC_DMA1_CLK_ENABLE()
#define	__HAL_RCC_CRC_CLK_DISABLE()    (RCC->AHB1ENR &= ~(RCC_AHB1ENR_CRCEN))
#define	__HAL_RCC_DMA1_CLK_DISABLE()    (RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA1EN))

Detailed Description

Enable or disable the AHB1 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.

Macro Definition Documentation

#define __HAL_RCC_CRC_CLK_DISABLE

(

)

(RCC->AHB1ENR &= ~(RCC_AHB1ENR_CRCEN))

Definition at line 441 of file stm32f7xx_hal_rcc.h.

#define __HAL_RCC_CRC_CLK_ENABLE

(

)

Value:

do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_CRCEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_CRCEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

Definition at line 425 of file stm32f7xx_hal_rcc.h.

#define __HAL_RCC_DMA1_CLK_DISABLE

(

)

(RCC->AHB1ENR &= ~(RCC_AHB1ENR_DMA1EN))

Definition at line 442 of file stm32f7xx_hal_rcc.h.

#define __HAL_RCC_DMA1_CLK_ENABLE

(

)

Value:

do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_DMA1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

Definition at line 433 of file stm32f7xx_hal_rcc.h.