--- block/RTC: description: Real-time clock items: - name: TR description: time register byte_offset: 0 fieldset: TR - name: DR description: date register byte_offset: 4 fieldset: DR - name: CR description: control register byte_offset: 8 fieldset: CR - name: ISR description: "initialization and status register" byte_offset: 12 fieldset: ISR - name: PRER description: prescaler register byte_offset: 16 fieldset: PRER - name: WUTR description: wakeup timer register byte_offset: 20 fieldset: WUTR - name: CALIBR description: calibration register byte_offset: 24 fieldset: CALIBR - name: ALRMAR description: alarm A register byte_offset: 28 fieldset: ALRMAR - name: ALRMBR description: alarm B register byte_offset: 32 fieldset: ALRMBR - name: WPR description: write protection register byte_offset: 36 access: Write fieldset: WPR - name: TSTR description: time stamp time register byte_offset: 48 access: Read fieldset: TSTR - name: TSDR description: time stamp date register byte_offset: 52 access: Read fieldset: TSDR - name: TAFCR description: "tamper and alternate function configuration register" byte_offset: 64 fieldset: TAFCR - name: BKPR description: backup register array: len: 20 stride: 4 byte_offset: 80 fieldset: BKPR fieldset/ALRMAR: description: alarm A register fields: - name: SU description: Second units in BCD format bit_offset: 0 bit_size: 4 - name: ST description: Second tens in BCD format bit_offset: 4 bit_size: 3 - name: MSK1 description: Alarm A seconds mask bit_offset: 7 bit_size: 1 - name: MNU description: Minute units in BCD format bit_offset: 8 bit_size: 4 - name: MNT description: Minute tens in BCD format bit_offset: 12 bit_size: 3 - name: MSK2 description: Alarm A minutes mask bit_offset: 15 bit_size: 1 - name: HU description: Hour units in BCD format bit_offset: 16 bit_size: 4 - name: HT description: Hour tens in BCD format bit_offset: 20 bit_size: 2 - name: PM description: AM/PM notation bit_offset: 22 bit_size: 1 - name: MSK3 description: Alarm A hours mask bit_offset: 23 bit_size: 1 - name: DU description: "Date units or day in BCD format" bit_offset: 24 bit_size: 4 - name: DT description: Date tens in BCD format bit_offset: 28 bit_size: 2 - name: WDSEL description: Week day selection bit_offset: 30 bit_size: 1 - name: MSK4 description: Alarm A date mask bit_offset: 31 bit_size: 1 fieldset/ALRMBR: description: alarm B register fields: - name: SU description: Second units in BCD format bit_offset: 0 bit_size: 4 - name: ST description: Second tens in BCD format bit_offset: 4 bit_size: 3 - name: MSK1 description: Alarm B seconds mask bit_offset: 7 bit_size: 1 - name: MNU description: Minute units in BCD format bit_offset: 8 bit_size: 4 - name: MNT description: Minute tens in BCD format bit_offset: 12 bit_size: 3 - name: MSK2 description: Alarm B minutes mask bit_offset: 15 bit_size: 1 - name: HU description: Hour units in BCD format bit_offset: 16 bit_size: 4 - name: HT description: Hour tens in BCD format bit_offset: 20 bit_size: 2 - name: PM description: AM/PM notation bit_offset: 22 bit_size: 1 - name: MSK3 description: Alarm B hours mask bit_offset: 23 bit_size: 1 - name: DU description: "Date units or day in BCD format" bit_offset: 24 bit_size: 4 - name: DT description: Date tens in BCD format bit_offset: 28 bit_size: 2 - name: WDSEL description: Week day selection bit_offset: 30 bit_size: 1 - name: MSK4 description: Alarm B date mask bit_offset: 31 bit_size: 1 fieldset/BKPR: description: backup register fields: - name: BKP description: BKP bit_offset: 0 bit_size: 32 fieldset/CALIBR: description: calibration register fields: - name: DC description: Digital calibration bit_offset: 0 bit_size: 5 - name: DCS description: Digital calibration sign bit_offset: 7 bit_size: 1 fieldset/CR: description: control register fields: - name: WUCKSEL description: Wakeup clock selection bit_offset: 0 bit_size: 3 - name: TSEDGE description: "Time-stamp event active edge" bit_offset: 3 bit_size: 1 - name: REFCKON description: "Reference clock detection enable (50 or 60 Hz)" bit_offset: 4 bit_size: 1 - name: FMT description: Hour format bit_offset: 6 bit_size: 1 - name: DCE description: "Coarse digital calibration enable" bit_offset: 7 bit_size: 1 - name: ALRAE description: Alarm A enable bit_offset: 8 bit_size: 1 - name: ALRBE description: Alarm B enable bit_offset: 9 bit_size: 1 - name: WUTE description: Wakeup timer enable bit_offset: 10 bit_size: 1 - name: TSE description: Time stamp enable bit_offset: 11 bit_size: 1 - name: ALRAIE description: Alarm A interrupt enable bit_offset: 12 bit_size: 1 - name: ALRBIE description: Alarm B interrupt enable bit_offset: 13 bit_size: 1 - name: WUTIE description: "Wakeup timer interrupt enable" bit_offset: 14 bit_size: 1 - name: TSIE description: "Time-stamp interrupt enable" bit_offset: 15 bit_size: 1 - name: ADD1H description: "Add 1 hour (summer time change)" bit_offset: 16 bit_size: 1 - name: SUB1H description: "Subtract 1 hour (winter time change)" bit_offset: 17 bit_size: 1 - name: BKP description: Backup bit_offset: 18 bit_size: 1 - name: POL description: Output polarity bit_offset: 20 bit_size: 1 - name: OSEL description: Output selection bit_offset: 21 bit_size: 2 - name: COE description: Calibration output enable bit_offset: 23 bit_size: 1 fieldset/DR: description: date register fields: - name: DU description: Date units in BCD format bit_offset: 0 bit_size: 4 - name: DT description: Date tens in BCD format bit_offset: 4 bit_size: 2 - name: MU description: Month units in BCD format bit_offset: 8 bit_size: 4 - name: MT description: Month tens in BCD format bit_offset: 12 bit_size: 1 - name: WDU description: Week day units bit_offset: 13 bit_size: 3 - name: YU description: Year units in BCD format bit_offset: 16 bit_size: 4 - name: YT description: Year tens in BCD format bit_offset: 20 bit_size: 4 fieldset/ISR: description: "initialization and status register" fields: - name: ALRAWF description: Alarm A write flag bit_offset: 0 bit_size: 1 - name: ALRBWF description: Alarm B write flag bit_offset: 1 bit_size: 1 - name: WUTWF description: Wakeup timer write flag bit_offset: 2 bit_size: 1 - name: INITS description: Initialization status flag bit_offset: 4 bit_size: 1 - name: RSF description: "Registers synchronization flag" bit_offset: 5 bit_size: 1 - name: INITF description: Initialization flag bit_offset: 6 bit_size: 1 - name: INIT description: Initialization mode bit_offset: 7 bit_size: 1 - name: ALRAF description: Alarm A flag bit_offset: 8 bit_size: 1 - name: ALRBF description: Alarm B flag bit_offset: 9 bit_size: 1 - name: WUTF description: Wakeup timer flag bit_offset: 10 bit_size: 1 - name: TSF description: Time-stamp flag bit_offset: 11 bit_size: 1 - name: TSOVF description: Time-stamp overflow flag bit_offset: 12 bit_size: 1 - name: TAMP1F description: Tamper detection flag bit_offset: 13 bit_size: 1 fieldset/PRER: description: prescaler register fields: - name: PREDIV_S description: "Synchronous prescaler factor" bit_offset: 0 bit_size: 13 - name: PREDIV_A description: "Asynchronous prescaler factor" bit_offset: 16 bit_size: 7 fieldset/TAFCR: description: "tamper and alternate function configuration register" fields: - name: TAMP1E description: Tamper 1 detection enable bit_offset: 0 bit_size: 1 - name: TAMP1TRG description: Active level for tamper 1 bit_offset: 1 bit_size: 1 - name: TAMPIE description: Tamper interrupt enable bit_offset: 2 bit_size: 1 - name: TAMP1INSEL description: TAMPER1 mapping bit_offset: 16 bit_size: 1 - name: TSINSEL description: TIMESTAMP mapping bit_offset: 17 bit_size: 1 - name: ALARMOUTTYPE description: AFO_ALARM output type bit_offset: 18 bit_size: 1 fieldset/TR: description: time register fields: - name: SU description: Second units in BCD format bit_offset: 0 bit_size: 4 - name: ST description: Second tens in BCD format bit_offset: 4 bit_size: 3 - name: MNU description: Minute units in BCD format bit_offset: 8 bit_size: 4 - name: MNT description: Minute tens in BCD format bit_offset: 12 bit_size: 3 - name: HU description: Hour units in BCD format bit_offset: 16 bit_size: 4 - name: HT description: Hour tens in BCD format bit_offset: 20 bit_size: 2 - name: PM description: AM/PM notation bit_offset: 22 bit_size: 1 fieldset/TSDR: description: time stamp date register fields: - name: DU description: Date units in BCD format bit_offset: 0 bit_size: 4 - name: DT description: Date tens in BCD format bit_offset: 4 bit_size: 2 - name: MU description: Month units in BCD format bit_offset: 8 bit_size: 4 - name: MT description: Month tens in BCD format bit_offset: 12 bit_size: 1 - name: WDU description: Week day units bit_offset: 13 bit_size: 3 fieldset/TSTR: description: time stamp time register fields: - name: SU description: Second units in BCD format bit_offset: 0 bit_size: 4 - name: ST description: Second tens in BCD format bit_offset: 4 bit_size: 3 - name: MNU description: Minute units in BCD format bit_offset: 8 bit_size: 4 - name: MNT description: Minute tens in BCD format bit_offset: 12 bit_size: 3 - name: HU description: Hour units in BCD format bit_offset: 16 bit_size: 4 - name: HT description: Hour tens in BCD format bit_offset: 20 bit_size: 2 - name: PM description: AM/PM notation bit_offset: 22 bit_size: 1 fieldset/WPR: description: write protection register fields: - name: KEY description: Write protection key bit_offset: 0 bit_size: 8 fieldset/WUTR: description: wakeup timer register fields: - name: WUT description: "Wakeup auto-reload value bits" bit_offset: 0 bit_size: 16