kmk_firmware/boards/keebio/iris/kb.py

import board

from kmk.kmk_keyboard import KMKKeyboard as _KMKKeyboard
from kmk.matrix import DiodeOrientation
from kmk.matrix import intify_coordinate as ic


class KMKKeyboard(_KMKKeyboard):
    row_pins = (board.P1_00, board.P0_11, board.P1_04, board.P0_08, board.P0_22)
    col_pins = (
        board.P0_02,
        board.P1_15,
        board.P1_13,
        board.P1_11,
        board.P0_10,
        board.P0_09,
    )
    diode_orientation = DiodeOrientation.COLUMNS
    led_pin = board.P1_06
    rgb_pixel_pin = board.P0_06
    rgb_num_pixels = 12
    i2c = board.I2C
    data_pin = board.P0_20
    powersave_pin = board.P0_13

    coord_mapping = []
    coord_mapping.extend(ic(0, x, 6) for x in range(6))
    coord_mapping.extend(ic(4, x, 6) for x in range(6))
    coord_mapping.extend(ic(1, x, 6) for x in range(6))
    coord_mapping.extend(ic(5, x, 6) for x in range(6))
    coord_mapping.extend(ic(2, x, 6) for x in range(6))
    coord_mapping.extend(ic(6, x, 6) for x in range(6))

    # Buckle up friends, the bottom row of this keyboard is wild, and making
    # our layouts match, visually, what the keyboard looks like, requires some
    # surgery on the bottom two rows of coords

    # Row index 3 is actually perfectly sane and we _could_ expose it
    # just like the above three rows, however, visually speaking, the
    # top-right thumb cluster button (when looking at the left-half PCB)
    # is more inline with R3, so we'll jam that key (and its mirror) in here
    coord_mapping.extend(ic(3, x, 6) for x in range(6))
    coord_mapping.append(ic(4, 2, 6))
    coord_mapping.append(ic(8, 3, 6))
    coord_mapping.extend(ic(7, x, 6) for x in range(6))  # Now, the rest of R3

    # And now, to handle R4, which at this point is down to just six keys
    coord_mapping.extend(ic(4, x, 6) for x in range(3, 6))
    coord_mapping.extend(ic(8, x, 6) for x in range(0, 3))