STM32F439xx HAL User Manual
Defines
RTC clock source selection
RCC Exported Constants

Defines

#define LL_RCC_RTC_CLKSOURCE_NONE   0x00000000U
#define LL_RCC_RTC_CLKSOURCE_LSE   RCC_BDCR_RTCSEL_0
#define LL_RCC_RTC_CLKSOURCE_LSI   RCC_BDCR_RTCSEL_1
#define LL_RCC_RTC_CLKSOURCE_HSE   RCC_BDCR_RTCSEL

Define Documentation

#define LL_RCC_RTC_CLKSOURCE_HSE   RCC_BDCR_RTCSEL

HSE oscillator clock divided by HSE prescaler used as RTC clock

Definition at line 782 of file stm32f4xx_ll_rcc.h.

#define LL_RCC_RTC_CLKSOURCE_LSE   RCC_BDCR_RTCSEL_0

LSE oscillator clock used as RTC clock

Definition at line 780 of file stm32f4xx_ll_rcc.h.

#define LL_RCC_RTC_CLKSOURCE_LSI   RCC_BDCR_RTCSEL_1

LSI oscillator clock used as RTC clock

Definition at line 781 of file stm32f4xx_ll_rcc.h.

#define LL_RCC_RTC_CLKSOURCE_NONE   0x00000000U

No clock used as RTC clock

Definition at line 779 of file stm32f4xx_ll_rcc.h.