block/WWDG:
  description: Window watchdog
  items:
  - name: CR
    description: Control register
    byte_offset: 0
    fieldset: CR
  - name: CFR
    description: Configuration register
    byte_offset: 4
    fieldset: CFR
  - name: SR
    description: Status register
    byte_offset: 8
    fieldset: SR
fieldset/CFR:
  description: Configuration register
  fields:
  - name: W
    description: 7-bit window value
    bit_offset: 0
    bit_size: 7
  - name: WDGTB
    description: Timer base
    bit_offset: 7
    bit_size: 2
    enum: WDGTB
  - name: EWI
    description: Early wakeup interrupt
    bit_offset: 9
    bit_size: 1
fieldset/CR:
  description: Control register
  fields:
  - name: T
    description: 7-bit counter (MSB to LSB)
    bit_offset: 0
    bit_size: 7
  - name: WDGA
    description: Activation bit
    bit_offset: 7
    bit_size: 1
    enum: WDGA
fieldset/SR:
  description: Status register
  fields:
  - name: EWIF
    description: Early wakeup interrupt flag
    bit_offset: 0
    bit_size: 1
enum/WDGA:
  bit_size: 1
  variants:
  - name: Disabled
    description: Watchdog disabled
    value: 0
  - name: Enabled
    description: Watchdog enabled
    value: 1
enum/WDGTB:
  bit_size: 2
  variants:
  - name: Div1
    description: Counter clock (PCLK1 div 4096) div 1
    value: 0
  - name: Div2
    description: Counter clock (PCLK1 div 4096) div 2
    value: 1
  - name: Div4
    description: Counter clock (PCLK1 div 4096) div 4
    value: 2
  - name: Div8
    description: Counter clock (PCLK1 div 4096) div 8
    value: 3