stm32-data/data/registers/lcd_v1.yaml
2022-05-10 13:53:11 -06:00

142 lines
3.2 KiB
YAML

---
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_COM
description: display memory
array:
len: 8
stride: 8
byte_offset: 20
block: RAM_COM
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
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/SR:
description: status register
fields:
- name: ENS
description: LCD enabled status
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
block/RAM_COM:
description: "display memory"
items:
- name: LOW
description: display memory low word
byte_offset: 0
- name: HIGH
description: display memory high word
byte_offset: 4