block/BKP:
  description: Backup registers
  items:
  - name: DR
    description: Data register
    array:
      offsets:
      - 0
      - 4
      - 8
      - 12
      - 16
      - 20
      - 24
      - 28
      - 32
      - 36
      - 60
      - 64
      - 68
      - 72
      - 76
      - 80
      - 84
      - 88
      - 92
      - 96
      - 100
      - 104
      - 108
      - 112
      - 116
      - 120
      - 124
      - 128
      - 132
      - 136
      - 140
      - 144
      - 148
      - 152
      - 156
      - 160
      - 164
      - 168
      - 172
      - 176
      - 180
      - 184
    byte_offset: 0
    fieldset: DR
  - name: RTCCR
    description: RTC clock calibration register
    byte_offset: 40
    fieldset: RTCCR
  - name: CR
    description: Control register
    byte_offset: 44
    fieldset: CR
  - name: CSR
    description: Control/status register
    byte_offset: 48
    fieldset: CSR
fieldset/CR:
  description: Control register
  fields:
  - name: TPE
    description: Tamper pin enable
    bit_offset: 0
    bit_size: 1
  - name: TPAL
    description: Tamper pin active level
    bit_offset: 1
    bit_size: 1
    enum: TPAL
fieldset/CSR:
  description: Control/status register
  fields:
  - name: CTE
    description: Clear Tamper event
    bit_offset: 0
    bit_size: 1
  - name: CTI
    description: Clear Tamper Interrupt
    bit_offset: 1
    bit_size: 1
  - name: TPIE
    description: Tamper Pin interrupt enable
    bit_offset: 2
    bit_size: 1
  - name: TEF
    description: Tamper Event Flag
    bit_offset: 8
    bit_size: 1
  - name: TIF
    description: Tamper Interrupt Flag
    bit_offset: 9
    bit_size: 1
fieldset/DR:
  description: Data register
  fields:
  - name: D
    description: Backup data
    bit_offset: 0
    bit_size: 16
fieldset/RTCCR:
  description: RTC clock calibration register
  fields:
  - name: CAL
    description: Calibration value
    bit_offset: 0
    bit_size: 7
  - name: CCO
    description: Calibration Clock Output
    bit_offset: 7
    bit_size: 1
  - name: ASOE
    description: Alarm or second output enable
    bit_offset: 8
    bit_size: 1
  - name: ASOS
    description: Alarm or second output selection
    bit_offset: 9
    bit_size: 1
    enum: ASOS
enum/ASOS:
  bit_size: 1
  variants:
  - name: Alarm
    description: RTC Alarm pulse output selected
    value: 0
  - name: Second
    description: RTC Second pulse output selected
    value: 1
enum/TPAL:
  bit_size: 1
  variants:
  - name: High
    description: A high level on the TAMPER pin resets all data backup registers (if TPE bit is set)
    value: 0
  - name: Low
    description: A low level on the TAMPER pin resets all data backup registers (if TPE bit is set)
    value: 1