Module stm32ral::stm32h7::peripherals::rtc [−][src]
Expand description
RTC
Used by: stm32h735, stm32h743, stm32h743v, stm32h747cm7, stm32h753, stm32h753v, stm32h7b3
Modules
This register can be written only when ALRAWF is set to 1 in RTC_ISR, or in initialization mode.This register is write protected. The write access procedure is described in RTC register write protection on page9.
This register can be written only when ALRAE is reset in RTC_CR register, or in initialization mode.This register is write protected. The write access procedure is described in RTC register write protection on page9
This register can be written only when ALRBWF is set to 1 in RTC_ISR, or in initialization mode.This register is write protected. The write access procedure is described in RTC register write protection on page9.
This register can be written only when ALRBE is reset in RTC_CR register, or in initialization mode.This register is write protected.The write access procedure is described in Section: RTC register write protection.
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
RTC backup registers
This register is write protected. The write access procedure is described in RTC register write protection on page9.
RTC control register
The RTC_DR is the calendar date shadow register. This register must be written in initialization mode only. Refer to Calendar initialization and configuration on page9 and Reading the calendar on page10.This register is write protected. The write access procedure is described in RTC register write protection on page9.
This register is write protected (except for RTC_ISR[13:8] bits). The write access procedure is described in RTC register write protection on page9.
RTC option register
This register must be written in initialization mode only. The initialization must be performed in two separate write accesses. Refer to Calendar initialization and configuration on page9.This register is write protected. The write access procedure is described in RTC register write protection on page9.
This register is write protected. The write access procedure is described in RTC register write protection on page9.
RTC sub second register
RTC tamper and alternate function configuration register
The RTC_TR is the calendar time shadow register. This register must be written in initialization mode only. Refer to Calendar initialization and configuration on page9 and Reading the calendar on page10.This register is write protected. The write access procedure is described in RTC register write protection on page9.
The content of this register is valid only when TSF is set to 1 in RTC_ISR. It is cleared when TSF bit is reset.
The content of this register is valid only when RTC_ISR/TSF is set. It is cleared when the RTC_ISR/TSF bit is reset.
The content of this register is valid only when TSF is set to 1 in RTC_ISR. It is cleared when TSF bit is reset.
RTC write protection register
This register can be written only when WUTWF is set to 1 in RTC_ISR.This register is write protected. The write access procedure is described in RTC register write protection on page9.