block/ADC3:
  description: Analog to digital converter.
  items:
  - name: CR1
    description: control register 1.
    byte_offset: 4
    fieldset: CR1
  - name: CR2
    description: control register 2.
    byte_offset: 8
    fieldset: CR2
  - name: DR
    description: regular data register.
    byte_offset: 76
    access: Read
    fieldset: DR
fieldset/CR1:
  description: control register 1.
  fields: []
fieldset/CR2:
  description: control register 2.
  fields:
  - name: JEXTSEL
    description: External event select for injected group.
    bit_offset: 12
    bit_size: 3
    enum: JEXTSEL
  - name: EXTSEL
    description: External event select for regular group.
    bit_offset: 17
    bit_size: 3
    enum: EXTSEL
fieldset/DR:
  description: regular data register.
  fields: []
enum/EXTSEL:
  bit_size: 3
  variants:
  - name: Tim3Cc1
    description: Timer 3 CC1 event.
    value: 0
  - name: Tim2Cc3
    description: Timer 2 CC3 event.
    value: 1
  - name: Tim1Cc3
    description: Timer 1 CC3 event.
    value: 2
  - name: Tim8Cc1
    description: Timer 8 CC1 event.
    value: 3
  - name: Tim8Trgo
    description: Timer 8 TRGO event.
    value: 4
  - name: Tim5Cc1
    description: Timer 5 CC1 event.
    value: 5
  - name: Tim5Cc3
    description: Timer 5 CC3 event.
    value: 6
  - name: Swstart
    description: SWSTART.
    value: 7
enum/JEXTSEL:
  bit_size: 3
  variants:
  - name: Tim1Trgo
    description: Timer 1 TRGO event.
    value: 0
  - name: Tim1Cc4
    description: Timer 1 CC4 event.
    value: 1
  - name: Tim4Cc3
    description: Timer 4 CC3 event.
    value: 2
  - name: Tim8Cc2
    description: Timer 8 CC2 event.
    value: 3
  - name: Tim8Cc4
    description: Timer 8 CC4 event.
    value: 4
  - name: Tim5Trgo
    description: Timer 5 TRGO event.
    value: 5
  - name: Tim5Cc4
    description: Timer 5 CC4 event.
    value: 6
  - name: Jswstart
    description: JSWSTART.
    value: 7