block/LCD:
  description: Liquid crystal display controller.
  items:
  - name: CR
    description: control register.
    byte_offset: 0
    fieldset: CR
  - name: FCR
    description: frame control register.
    byte_offset: 4
    fieldset: FCR
  - name: SR
    description: status register.
    byte_offset: 8
    fieldset: SR
  - name: CLR
    description: clear register.
    byte_offset: 12
    access: Write
    fieldset: CLR
  - name: RAM_COM0
    description: LCD display memory.
    byte_offset: 20
    bit_size: 64
    fieldset: RAM_COM0
  - name: RAM_COM4
    description: LCD display memory.
    byte_offset: 52
    bit_size: 64
    fieldset: RAM_COM4
fieldset/CLR:
  description: clear register.
  fields:
  - name: SOFC
    description: Start of frame flag clear.
    bit_offset: 1
    bit_size: 1
  - name: UDDC
    description: Update display done clear.
    bit_offset: 3
    bit_size: 1
fieldset/CR:
  description: control register.
  fields:
  - name: LCDEN
    description: LCD controller enable.
    bit_offset: 0
    bit_size: 1
  - name: VSEL
    description: Voltage source selection.
    bit_offset: 1
    bit_size: 1
  - name: DUTY
    description: Duty selection.
    bit_offset: 2
    bit_size: 3
  - name: BIAS
    description: Bias selector.
    bit_offset: 5
    bit_size: 2
  - name: MUX_SEG
    description: Mux segment enable.
    bit_offset: 7
    bit_size: 1
  - name: BUFEN
    description: Voltage output buffer enable.
    bit_offset: 8
    bit_size: 1
fieldset/FCR:
  description: frame control register.
  fields:
  - name: HD
    description: High drive enable.
    bit_offset: 0
    bit_size: 1
  - name: SOFIE
    description: Start of frame interrupt enable.
    bit_offset: 1
    bit_size: 1
  - name: UDDIE
    description: Update display done interrupt enable.
    bit_offset: 3
    bit_size: 1
  - name: PON
    description: Pulse ON duration.
    bit_offset: 4
    bit_size: 3
  - name: DEAD
    description: Dead time duration.
    bit_offset: 7
    bit_size: 3
  - name: CC
    description: Contrast control.
    bit_offset: 10
    bit_size: 3
  - name: BLINKF
    description: Blink frequency selection.
    bit_offset: 13
    bit_size: 3
  - name: BLINK
    description: Blink mode selection.
    bit_offset: 16
    bit_size: 2
  - name: DIV
    description: DIV clock divider.
    bit_offset: 18
    bit_size: 4
  - name: PS
    description: PS 16-bit prescaler.
    bit_offset: 22
    bit_size: 4
fieldset/RAM_COM0:
  description: LCD display memory.
  bit_size: 64
  fields:
  - name: SEGS
    description: 'Segment states, one bit per segment, LSB: S00, MSB: S39.'
    bit_offset: 0
    bit_size: 40
fieldset/RAM_COM4:
  description: LCD display memory.
  bit_size: 64
  fields:
  - name: SEGS
    description: 'Segment states, one bit per segment, LSB: S00, MSB: S43.'
    bit_offset: 0
    bit_size: 44
fieldset/SR:
  description: status register.
  fields:
  - name: ENS
    description: ENS.
    bit_offset: 0
    bit_size: 1
  - name: SOF
    description: Start of frame flag.
    bit_offset: 1
    bit_size: 1
  - name: UDR
    description: Update display request.
    bit_offset: 2
    bit_size: 1
  - name: UDD
    description: Update Display Done.
    bit_offset: 3
    bit_size: 1
  - name: RDY
    description: Ready flag.
    bit_offset: 4
    bit_size: 1
  - name: FCRSF
    description: LCD Frame Control Register Synchronization flag.
    bit_offset: 5
    bit_size: 1