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Updating 4x4 midi code

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Updating 4x4 MIDI code to include onboard Feather neopixel and move default midi channel to the top
This commit is contained in:
Liz 2023-07-19 16:16:27 -04:00
parent 48c40524be
commit dc4d862732
1 changed files with 15 additions and 3 deletions
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18
4x4_MIDI_Messenger/code.py
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@ -18,6 +18,11 @@ from adafruit_display_text import label
import adafruit_displayio_ssd1306 import adafruit_displayio_ssd1306
import adafruit_midi import adafruit_midi
from adafruit_midi.control_change import ControlChange from adafruit_midi.control_change import ControlChange
import neopixel
# default MIDI channel (1-16)
midi_in_channel = 2
midi_out_channel = 2
# MIDI CC messages, values and names assigned to each encoder # MIDI CC messages, values and names assigned to each encoder
cc_values = [ cc_values = [
@ -32,7 +37,7 @@ cc_values = [
{'cc_val': (1, 3), 'cc_message': (22), 'cc_name': "Mod Bank"}, {'cc_val': (1, 3), 'cc_message': (22), 'cc_name': "Mod Bank"},
{'cc_val': (1, 3), 'cc_message': (23), 'cc_name': "Mode"}, {'cc_val': (1, 3), 'cc_message': (23), 'cc_name': "Mode"},
{'cc_val': (0, 1), 'cc_message': (102), 'cc_name': "Bypass/Engage"}, {'cc_val': (0, 1), 'cc_message': (102), 'cc_name': "Bypass/Engage"},
{'cc_val': (60, 200), 'cc_message': (93), 'cc_name': "Tap Tempo"}, {'cc_val': (0, 127), 'cc_message': (93), 'cc_name': "Tap Tempo"},
{'cc_val': (0, 1), 'cc_message': (24), 'cc_name': "Loop (R Hold)"}, {'cc_val': (0, 1), 'cc_message': (24), 'cc_name': "Loop (R Hold)"},
{'cc_val': (0, 1), 'cc_message': (25), 'cc_name': "Scan (L Hold)"}, {'cc_val': (0, 1), 'cc_message': (25), 'cc_name': "Scan (L Hold)"},
{'cc_val': (0, 127), 'cc_message': (26), 'cc_name': "Clear (Both Hold)"}, {'cc_val': (0, 127), 'cc_message': (26), 'cc_name': "Clear (Both Hold)"},
@ -78,8 +83,6 @@ splash.append(val_area)
splash.append(status_area) splash.append(status_area)
# MIDI over UART setup for MIDI FeatherWing # MIDI over UART setup for MIDI FeatherWing
uart = busio.UART(board.TX, board.RX, baudrate=31250, timeout=0.001) uart = busio.UART(board.TX, board.RX, baudrate=31250, timeout=0.001)
midi_in_channel = 1
midi_out_channel = 1
midi = adafruit_midi.MIDI( midi = adafruit_midi.MIDI(
midi_in=uart, midi_in=uart,
midi_out=uart, midi_out=uart,
@ -135,6 +138,9 @@ pix2 = adafruit_seesaw.neopixel.NeoPixel(ss2, 18, 4, auto_write = True)
pix2.brightness = 0.5 pix2.brightness = 0.5
pix3 = adafruit_seesaw.neopixel.NeoPixel(ss3, 18, 4, auto_write = True) pix3 = adafruit_seesaw.neopixel.NeoPixel(ss3, 18, 4, auto_write = True)
pix3.brightness = 0.5 pix3.brightness = 0.5
# onboard Feather neopixel
pix_feather = neopixel.NeoPixel(board.NEOPIXEL, 1, auto_write = True)
pix_feather.brightness = 0.5
# encoder position arrays # encoder position arrays
last_pos0 = [60, 60, 60, 60] last_pos0 = [60, 60, 60, 60]
last_pos1 = [60, 60, 60, 0] last_pos1 = [60, 60, 60, 0]
@ -155,6 +161,9 @@ for r in range(4):
pix1[r] = colorwheel(c1[r]) pix1[r] = colorwheel(c1[r])
pix2[r] = colorwheel(c2[r]) pix2[r] = colorwheel(c2[r])
pix3[r] = colorwheel(c3[r]) pix3[r] = colorwheel(c3[r])
# feather neopixel color
c_feather = 0
pix_feather[0] = colorwheel(c_feather)
# array of all 16 encoder positions # array of all 16 encoder positions
encoder_posititions = [60, 60, 60, 60, 60, 60, 60, 60, 0, 0, 0, 120, 0, 0, 0, 0] encoder_posititions = [60, 60, 60, 60, 60, 60, 60, 60, 0, 0, 0, 120, 0, 0, 0, 0]
@ -170,6 +179,7 @@ class NeoPixel_Attributes:
self.color = c0 self.color = c0
self.index = 0 self.index = 0
self.strip = pix0 self.strip = pix0
self.feather_color = c_feather
async def send_midi(midi_msg): async def send_midi(midi_msg):
# sends MIDI message if send_msg is True/button pressed # sends MIDI message if send_msg is True/button pressed
@ -191,7 +201,9 @@ async def send_midi(midi_msg):
async def rainbows(the_color): async def rainbows(the_color):
# Updates colors of the neopixels to scroll through rainbow # Updates colors of the neopixels to scroll through rainbow
while True: while True:
the_color.feather_color += 8
the_color.strip[the_color.index] = colorwheel(the_color.color[the_color.index]) the_color.strip[the_color.index] = colorwheel(the_color.color[the_color.index])
pix_feather[0] = colorwheel(the_color.feather_color)
await asyncio.sleep(0) await asyncio.sleep(0)
async def monitor_interrupts(pin0, pin1, pin2, pin3, the_color, midi_msg): #pylint: disable=too-many-statements async def monitor_interrupts(pin0, pin1, pin2, pin3, the_color, midi_msg): #pylint: disable=too-many-statements