ft6336u-dd 0.1.1

A driver for the FT6336U capacitive touch controller (uses device-driver crate)
Documentation
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config:
  register_address_type: u8
  default_byte_order: BE
  default_bit_order: LSB0
  default_register_access: RW
  default_field_access: RW
  defmt_feature: "defmt"
  name_word_boundaries: [ "Underscore", "Hyphen", "LowerUpper", "UpperDigit", "DigitUpper" ]

# =============================================================================
# Device Mode Register (0x00)
# =============================================================================

DeviceMode:
  type: register
  address: 0x00
  size_bits: 8
  access: RW
  description: Device operating mode
  fields:
    mode:
      base: uint
      start: 4
      end: 7
      conversion:
        name: DeviceMode
        Working: 0
        Factory: 4
        Unknown: default

# =============================================================================
# Gesture and Touch Status Registers (0x01-0x02)
# =============================================================================

GestureId:
  type: register
  address: 0x01
  size_bits: 8
  access: RO
  description: Gesture ID
  fields:
    gesture:
      base: uint
      start: 0
      end: 8
      conversion:
        name: GestureId
        NoGesture: 0x00
        MoveUp: 0x10
        MoveRight: 0x14
        MoveDown: 0x18
        MoveLeft: 0x1C
        ZoomIn: 0x48
        ZoomOut: 0x49
        Unknown: default

TdStatus:
  type: register
  address: 0x02
  size_bits: 8
  access: RO
  description: Touch detection status
  fields:
    touch_count:
      base: uint
      start: 0
      end: 4

# =============================================================================
# Touch Point Block (0x03-0x0E, repeated for 2 touch points, stride 6)
# =============================================================================

Tp:
  type: block
  address_offset: 0x03
  repeat:
    count: 2
    stride: 6
  objects:
    XEvent:
      type: register
      address: 0
      size_bits: 16
      access: RO
      description: X coordinate and event flag
      fields:
        x:
          base: uint
          start: 0
          end: 12
          description: X coordinate (12-bit)
        event:
          base: uint
          start: 14
          end: 16
          description: Touch event flag
          conversion:
            name: TouchEvent
            PressDown: 0
            LiftUp: 1
            Contact: 2
            NoEvent: 3

    YId:
      type: register
      address: 2
      size_bits: 16
      access: RO
      description: Y coordinate and touch point ID
      fields:
        y:
          base: uint
          start: 0
          end: 12
          description: Y coordinate (12-bit)
        id:
          base: uint
          start: 12
          end: 16
          description: Touch point ID

    Weight:
      type: register
      address: 4
      size_bits: 8
      access: RO
      description: Touch weight/pressure
      fields:
        value:
          base: uint
          start: 0
          end: 8

    Misc:
      type: register
      address: 5
      size_bits: 8
      access: RO
      description: Touch area and miscellaneous data
      fields:
        area:
          base: uint
          start: 4
          end: 8
          description: Touch area

# =============================================================================
# Mode Parameter Registers (0x80-0x89)
# =============================================================================

Threshold:
  type: register
  address: 0x80
  size_bits: 8
  access: RW
  description: Touch detection threshold (lower = more sensitive)
  fields:
    value:
      base: uint
      start: 0
      end: 8

FilterCoefficient:
  type: register
  address: 0x85
  size_bits: 8
  access: RW
  description: Filter coefficient for touch smoothing
  fields:
    value:
      base: uint
      start: 0
      end: 8

Ctrl:
  type: register
  address: 0x86
  size_bits: 8
  access: RW
  description: Control mode
  fields:
    mode:
      base: uint
      start: 0
      end: 8
      conversion:
        name: CtrlMode
        KeepActive: 0
        SwitchToMonitor: 1
        Unknown: default

TimeEnterMonitor:
  type: register
  address: 0x87
  size_bits: 8
  access: RW
  description: Time period to enter monitor mode (seconds)
  fields:
    value:
      base: uint
      start: 0
      end: 8

ActiveModeRate:
  type: register
  address: 0x88
  size_bits: 8
  access: RW
  description: Report rate in active mode (Hz)
  fields:
    value:
      base: uint
      start: 0
      end: 8

MonitorModeRate:
  type: register
  address: 0x89
  size_bits: 8
  access: RW
  description: Report rate in monitor mode (Hz)
  fields:
    value:
      base: uint
      start: 0
      end: 8

# =============================================================================
# Frequency Hopping Register (0x8B)
# =============================================================================

FreqHoppingEn:
  type: register
  address: 0x8B
  size_bits: 8
  access: RW
  description: Frequency hopping / charger mode enable (0=off, 1=on)
  fields:
    value:
      base: uint
      start: 0
      end: 8

# =============================================================================
# Gesture Parameter Registers (0x91-0x96)
# =============================================================================

RadianValue:
  type: register
  address: 0x91
  size_bits: 8
  access: RW
  description: Minimum angle for rotating gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

OffsetLeftRight:
  type: register
  address: 0x92
  size_bits: 8
  access: RW
  description: Maximum offset for left/right gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

OffsetUpDown:
  type: register
  address: 0x93
  size_bits: 8
  access: RW
  description: Maximum offset for up/down gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

DistanceLeftRight:
  type: register
  address: 0x94
  size_bits: 8
  access: RW
  description: Minimum distance for left/right gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

DistanceUpDown:
  type: register
  address: 0x95
  size_bits: 8
  access: RW
  description: Minimum distance for up/down gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

DistanceZoom:
  type: register
  address: 0x96
  size_bits: 8
  access: RW
  description: Maximum distance for zoom gesture
  fields:
    value:
      base: uint
      start: 0
      end: 8

# =============================================================================
# System Information Registers (0x9F-0xBC)
# =============================================================================

CipherMid:
  type: register
  address: 0x9F
  size_bits: 8
  access: RO
  description: Chip cipher middle byte
  fields:
    value:
      base: uint
      start: 0
      end: 8

CipherLow:
  type: register
  address: 0xA0
  size_bits: 8
  access: RO
  description: Chip type identifier (0x02 = FT6336U)
  fields:
    value:
      base: uint
      start: 0
      end: 8

LibraryVersion:
  type: register
  address: 0xA1
  size_bits: 16
  access: RO
  description: Library version (16-bit)
  fields:
    version:
      base: uint
      start: 0
      end: 16

ChipId:
  type: register
  address: 0xA3
  size_bits: 8
  access: RO
  description: Chip ID (0x64 for FT6336U)
  fields:
    value:
      base: uint
      start: 0
      end: 8

GMode:
  type: register
  address: 0xA4
  size_bits: 8
  access: RW
  description: Gesture/interrupt mode
  fields:
    mode:
      base: uint
      start: 0
      end: 8
      conversion:
        name: GestureMode
        Polling: 0
        Trigger: 1
        Unknown: default

PowerMode:
  type: register
  address: 0xA5
  size_bits: 8
  access: RW
  description: Power mode
  fields:
    mode:
      base: uint
      start: 0
      end: 8
      conversion:
        name: PowerModeEnum
        Active: 0
        Monitor: 1
        Standby: 2
        Hibernate: 3
        Unknown: default

FirmwareId:
  type: register
  address: 0xA6
  size_bits: 8
  access: RO
  description: Firmware ID
  fields:
    value:
      base: uint
      start: 0
      end: 8

FocaltechId:
  type: register
  address: 0xA8
  size_bits: 8
  access: RO
  description: FocalTech panel ID (0x11 for FT6x06, 0xCD for FT6x36)
  fields:
    value:
      base: uint
      start: 0
      end: 8

ReleaseCodeId:
  type: register
  address: 0xAF
  size_bits: 8
  access: RO
  description: Release code ID
  fields:
    value:
      base: uint
      start: 0
      end: 8

FaceDecMode:
  type: register
  address: 0xB0
  size_bits: 8
  access: RW
  description: Face detection / proximity sensing mode (0x00=off, 0x01=on)
  fields:
    value:
      base: uint
      start: 0
      end: 8

State:
  type: register
  address: 0xBC
  size_bits: 8
  access: RW
  description: Current device state
  fields:
    value:
      base: uint
      start: 0
      end: 8