import board from adafruit_hid.consumer_control_code import ConsumerControlCode from adafruit_hid.consumer_control import ConsumerControl import usb_hid from kb import KMKKeyboard from kmk.keys import KC from kmk.extensions.RGB import RGB, AnimationModes from kmk.modules.potentiometer import PotentiometerHandler from kmk.modules.layers import Layers from kmk.modules.midi import MidiKeys keyboard = KMKKeyboard() keyboard.modules.append(Layers()) keyboard.modules.append(MidiKeys()) rgb_ext = RGB( val_default=10, val_limit=100, # out of 255 pixel_pin=keyboard.rgb_pixel_pin, num_pixels=keyboard.rgb_num_pixels, refresh_rate=30, animation_speed=3, animation_mode=AnimationModes.STATIC) keyboard.extensions.append(rgb_ext) _______ = KC.TRNS XXXXXXX = KC.NO BASE_LAYER_IDX = 0 FN1_LAYER_IDX = 1 FN2_LAYER_IDX = 2 FN3_LAYER_IDX = 3 MIDI_LAYER_IDX = 4 FN1 = KC.MO(FN1_LAYER_IDX) FN2 = KC.MO(FN2_LAYER_IDX) FN3 = KC.MO(FN3_LAYER_IDX) MIDI = KC.TG(MIDI_LAYER_IDX) RGB_TOG = KC.RGB_TOG RAINBOW = KC.RGB_MODE_RAINBOW def get_kb_rgb_obj(keyboard): rgb = None for ext in keyboard.extensions: if type(ext) is RGB: rgb = ext break return rgb cc = ConsumerControl(usb_hid.devices) # keyboard.level_lock = 0 keyboard.last_level = 0 level_steps = 17 def set_sys_vol(state): # print(f"slider 1 state: {state}") # if keyboard.level_lock == 1: # return # convert to 0-100 level = int((state['position'] / 127) * level_steps) last_level = keyboard.last_level # print(f"new vol level: {level}") # print(f"last: {keyboard.last_level}") level_diff = abs(last_level - level) if level_diff > 1: # keyboard.level_lock = 1 # print(f"Volume change: {level_diff}") # set volume to new level vol_direction = "unknown" if state['direction'] == 1: vol_direction = "up" cmd = ConsumerControlCode.VOLUME_INCREMENT else: vol_direction = "down" cmd = ConsumerControlCode.VOLUME_DECREMENT # print(f"Setting system volume {vol_direction} by {level_diff}") for i in range(level_diff): cc.send(cmd) keyboard.last_level = level # keyboard.level_lock = 0 return # LEDs Color or animation speed def set_led_var(state): rgb = get_kb_rgb_obj(keyboard) if rgb is None: return if rgb.animation_mode == AnimationModes.STATIC: rgb.hue = int((state['position'] / 127) * 359) else: rgb.animation_speed = int((state['position'] / 127) * 5) rgb._do_update() return def set_led_brightness(state): rgb = get_kb_rgb_obj(keyboard) if rgb is None: return rgb.val = int((state['position'] / 127) * rgb.val_limit) rgb._do_update() return def slider_1_handler(state): set_sys_vol(state) pb_lut = [] # reserve middle four values - software detent pb_lut[00:29] = [x for x in range(0, 8192, int(8192/30))] pb_lut[30:33] = [8192 for x in range(4)] pb_lut[34:63] = [x for x in range(8192, 8192*2, int(8192/30))] def slider_2_handler(state): if keyboard.active_layers[0] == MIDI_LAYER_IDX: # use as MIDI Pitch wheel # use 64 values bend_idx = int((state['position'] / 127) * 64) # scale to 8192 midpoint for no bends # bend *= int(8192 * 2 / 64) bend = pb_lut[bend_idx] key = KC.MIDI_PB(bend) keyboard.tap_key(key) else: set_led_var(state) keyboard.__midi_velocity = 0 def slider_3_handler(state): if keyboard.active_layers[0] == MIDI_LAYER_IDX: # use as MIDI note velocity keyboard.__midi_velocity = int((state['position'] / 127) * 127) else: set_led_brightness(state) faders = PotentiometerHandler() faders.pins = ( (board.RV1, slider_1_handler, False), (board.RV2, slider_2_handler), (board.RV3, slider_3_handler), ) keyboard.modules.append(faders) def set_midi_vel(key, keyboard, *args): key.meta.velocity = keyboard.__midi_velocity return True def MN(note : str): midi_keypress = KC.MIDI_NOTE(note, 1) midi_keypress.before_press_handler(set_midi_vel) return midi_keypress keyboard.keymap = [ [ # Base Layer KC.ESC, KC.GRAVE, KC.N1, KC.N2, KC.N3, KC.N4, KC.N5, KC.N6, KC.N7, KC.N8, KC.N9, KC.N0, KC.BSLS, KC.DEL, KC.MINS, KC.EQUAL, KC.TAB, KC.Q, KC.W, KC.E, KC.R, KC.T, KC.Y, KC.U, KC.I, KC.O, KC.P, KC.BACKSPACE, KC.LBRC, KC.RBRC, KC.LCTRL, KC.A, KC.S, KC.D, KC.F, KC.G, KC.H, KC.J, KC.K, KC.L, KC.SCLN, KC.QUOT, KC.ENTER, KC.QUOT, KC.HOME, KC.LSFT, KC.Z, KC.X, KC.C, KC.V, KC.B, KC.N, KC.M, KC.COMM, KC.DOT, KC.SLSH, KC.RSFT, KC.UP, KC.END, FN1, KC.LGUI, KC.LALT, KC.SPC, KC.ENTER, KC.RGUI, KC.RALT, FN2, KC.LEFT, KC.DOWN, KC.RIGHT, ], [ # FN1 Layer _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_TOG, RAINBOW, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, XXXXXXX, _______, _______, _______, _______, _______, _______, FN3, _______, _______, _______, ], [ # FN2 Layer _______, _______, KC.F1 , KC.F2 , KC.F3 , KC.F4 , KC.F5 , KC.F6 , KC.F7 , KC.F8 , KC.F9 , KC.F10 , KC.F11 , KC.F12 , _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, FN3, _______, _______, _______, _______, _______, _______, XXXXXXX, _______, _______, _______, ], [ # FN3 Layer _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, MIDI, _______, _______, _______, _______, _______, _______, XXXXXXX, _______, _______, _______, _______, _______, _______, XXXXXXX, _______, _______, _______, ], [ # MIDI Layer MIDI, MN('E3'), MN('F#3'),MN('G#3'),MN('A#3'),XXXXXXX, MN('C#4'),MN('D#4'),XXXXXXX, MN('F#4'),MN('G#4'),MN('A#4'),MN('C5'),MN('C#5'), _______, _______, _______, MN('F3'), MN('G3'), MN('A3'), MN('B3'), MN('C4'), MN('D4'), MN('E4'), MN('F4'), MN('G4'), MN('A4'), MN('B4'), _______, _______, _______, XXXXXXX, MN('C#2'),MN('D#2'),XXXXXXX, MN('F#2'),MN('G#2'),MN('A#2'),XXXXXXX, MN('C#3'),MN('D#3'),XXXXXXX, _______, _______, _______, _______, MN('B1'), MN('C2'), MN('D2'), MN('E2'), MN('F2'), MN('G2'), MN('A2'), MN('B2'), MN('C3'), MN('D3'), MN('E3'), _______, _______, XXXXXXX, _______, _______, _______, _______, _______, _______, XXXXXXX, _______, _______, _______, ], ] # keyboard.debug_enabled = True if __name__ == '__main__': keyboard.go()