def main():
trellis = adafruit_trellism4.TrellisM4Express()
trellis.pixels.fill((0, 0, 0))
trellis.pixels.auto_write = False
btns = buttons.Buttons(trellis)
config = {}
try:
with open('quickstart_config.csv', 'r') as f:
lines = f.readlines()
for line in lines:
if len(line) <= 4:
continue
x, y, mod = line[0], line[2], line[4:]
if not x.isdigit() or not y.isdigit():
continue
x = max(0, min(7, int(x)))
y = max(0, min(3, int(y)))
mod = ''.join(list(filter(str.isalpha, mod)))
if (len(mod) == 0):
continue
config[(x, y)] = mod
except OSError:
with open('quickstart_config.csv', 'w') as f:
pass
if (len(config) == 0):
config[(0, 0)] = 'module_list'
for p, mod in config.items():
random.seed(hash(mod))
c = (random.randint(0,
255), random.randint(0,
255), random.randint(0, 255))
print(p, c)
trellis.pixels[p] = c
trellis.pixels.show()
available = set(config.keys())
s = frozenset()
while len(s) == 0:
btns.update()
s = btns.pressed() & available
time.sleep(0.01)
trellis.pixels.auto_write = True
deinit_trellis.deinit(trellis)
p = s.pop()
mod = config[p]
print('import ' + mod)
mod = __import__(mod)
if 'main' in dir(mod):
print(mod.__name__ + '.main')
mod.main()
def main():
trellis = adafruit_trellism4.TrellisM4Express()
trellis.pixels.fill((0, 0, 0))
trellis.pixels.auto_write = False
while len(trellis.pressed_keys) > 0:
time.sleep(0.01)
timer = time.monotonic()
t = 0
while len(trellis.pressed_keys) == 0:
i = int(100 * (-math.cos(2 * math.pi * t) * 0.5 + 0.5)**2)
c = (i, i, i)
trellis.pixels[0, 0] = c
trellis.pixels[7, 0] = c
trellis.pixels[0, 3] = c
trellis.pixels[7, 3] = c
trellis.pixels.show()
time.sleep(0.01)
t = time.monotonic() - timer
audio = audioio.AudioOut(board.A1, right_channel=board.A0)
f = open('tuba_fanfare.wav', 'rb')
wav = audioio.WaveFile(f)
audio.play(wav)
timer = time.monotonic()
t = 0
m = 0.25
while t < 2:
p = t / 2.0 + 0.1
for x in range(8):
for y in range(4):
d = 1 - (abs(x - 3.5) + abs(y - 1.5)) / 5
v = p + m * (p - d)
v = max(0, min(2, 2 * v))
v = 1 - abs(1 - v)
i = int(100 * v**3)
trellis.pixels[x, y] = (i, i, i)
trellis.pixels.show()
time.sleep(0.01)
t = time.monotonic() - timer
audio.deinit()
deinit_trellis.deinit(trellis)
__import__('start').main()
def main():
SRC_FOLDER = 'drum_sounds/'
sounds = {
(0, 0): 'kick.wav',
(1, 0): 'snare.wav',
(2, 0): 'hihat_l.wav',
(3, 0): 'hihat_s.wav',
(0, 1): 'coin.wav',
(1, 1): 'bass_wha_c.wav',
(2, 1): 'blip_c.wav',
(3, 1): 'clap.wav',
}
colors = {
(0, 0): (100, 0, 0),
(1, 0): (100, 100, 0),
(2, 0): (0, 75, 50),
(3, 0): (0, 0, 125),
(0, 1): (100, 25, 0),
(1, 1): (100, 0, 100),
(2, 1): (50, 50, 50),
(3, 1): (0, 100, 0),
}
trellis = adafruit_trellism4.TrellisM4Express()
trellis.pixels.auto_write = False
audio = audioio.AudioOut(board.A1, right_channel=board.A0)
def play_wav(fname, async=False):
try:
length = os.stat(fname)[6]
f = open(fname, "rb")
wav = audioio.WaveFile(f)
duration = length / (wav.sample_rate * wav.channel_count *
wav.bits_per_sample / 8)
audio.play(wav)
if async:
return duration
while audio.playing:
time.sleep(0.01)
audio.stop()
except OSError:
print('could not find ' + fname)
All text above must be included in any redistribution.
"""
# pylint: disable=wildcard-import,unused-wildcard-import,eval-used
import time
import board
import audioio
import audiocore
import audiomixer
import adafruit_trellism4
from color_names import *
# Our keypad + neopixel driver
trellis = adafruit_trellism4.TrellisM4Express(rotation=0)
SELECTED_COLOR = WHITE # the color for the selected sample
SAMPLE_FOLDER = '/samples/' # the name of the folder containing the samples
SAMPLES = []
BLACK = 0x000000
# load the sound & color specifications
with open('soundboard.txt', 'r') as f:
for line in f:
cleaned = line.strip()
if len(cleaned) > 0 and cleaned[0] != '#':
if cleaned == 'pass':
SAMPLES.append(('does_not_exist.wav', BLACK))
else:
f_name, color = cleaned.split(',', 1)
"""Test your Trellis M4 Express without needing the serial output.
Press any button and the rest will light up the same color!"""
import time
import adafruit_trellism4
trellis = adafruit_trellism4.TrellisM4Express()
def wheel(pos):
if pos < 0 or pos > 255:
return 0, 0, 0
if pos < 85:
return int(255 - pos * 3), int(pos * 3), 0
if pos < 170:
pos -= 85
return 0, int(255 - pos * 3), int(pos * 3)
pos -= 170
return int(pos * 3), 0, int(255 - (pos * 3))
for x in range(trellis.pixels.width):
for y in range(trellis.pixels.height):
pixel_index = ((y * 8) + x) * 256 // 32
trellis.pixels[x, y] = wheel(pixel_index & 255)
current_press = set()
while True:
pressed = set(trellis.pressed_keys)
for press in pressed - current_press:
if press:
print("Pressed:", press)
# Once asleep, how much time to wait between "snores" which fade up and down one button.
SNORE_PAUSE = 0.5
# Time in seconds to take fading up the snoring LED.
SNORE_UP = 2
# Time in seconds to take fading down the snoring LED.
SNORE_DOWN = 1
TOTAL_SNORE = SNORE_PAUSE + SNORE_UP + SNORE_DOWN
kbd = Keyboard()
cc = ConsumerControl()
trellis = adafruit_trellism4.TrellisM4Express(rotation=ROTATION)
for button in keymap:
trellis.pixels[button] = keymap[button][0]
current_press = set()
last_press = time.monotonic()
snore_count = -1
while True:
pressed = set(trellis.pressed_keys)
now = time.monotonic()
sleep_time = now - last_press
sleeping = sleep_time > TIMEOUT
for down in pressed - current_press:
if down in keymap and not sleeping:
print("down", down)
# Lower the brightness so that we don't draw too much current when we turn all of
def main():
trellis = adafruit_trellism4.TrellisM4Express()
trellis.pixels.fill((0,0,0))
trellis.pixels.auto_write = False
on_col = (0, 25, 0)
alphabet = {
'A': 1959, # 4015,
'B': 4051, # 3922,
'C': 3993,
'D': 3990,
'E': 4057, # 4061,
'F': 4008, # 4010,
'G': 3995,
'H': 3951,
'I': 2553,
'J': 542, # 670,
'K': 3945,
'L': 3857,
'M': 3919,
'N': 3983, # 3975,
'O': 1686,
'P': 4004,
'Q': 1687,
'R': 4005,
'S': 1466,
'T': 2296,
'U': 3871, # 3615,
'V': 3614,
'W': 3887,
'X': 2891,
'Y': 3132,
'Z': 3033, # 2493,
'0': 3999,
'1': 1521,
'2': 2485,
'3': 2527,
'4': 3631,
'5': 3546,
'6': 4027, # 1989,
'7': 2191, # 2235,
'8': 4031,
'9': 3551,
' ': 0,
'.': 16,
',': 288,
'!': 208,
'?': 180,
':': 144,
';': 2464, # 416,
'\'': 192,
'"': 200, # 196,
'/': 300,
'\\':3105,
'<': 592, # 597,
'>': 1312, # 1352,
'+': 626,
'-': 546,
'*': 3264, # 1252,
'^': 1156,
'_': 273,
'=': 1365,
'(': 1680,
')': 2400,
'[': 3984,
']': 2544,
'{': 1273,
'}': 2548,
'#': 1782, # 1791,
'%': 2349,
'&': 1021,
'|': 240,
'$': 1266,
'@': 1791, # 3831,
'~': 612,
'`': 2112,
}
def get_letter(c):
c = c.upper()
if c not in alphabet:
return None
b = alphabet[c]
return set((2 - i // 4, 3 - i % 4) for i in range(12) if b & (1 << i))
def get_message(m):
s = set()
for i, c in enumerate(m):
s ^= set((p[0] + 4 * i, p[1]) for p in get_letter(c))
return s
btns = buttons.Buttons(trellis)
pixels_on = get_message('hi')
for p in pixels_on:
trellis.pixels[p] = on_col
fnames = [fname[:-3] for fname in os.listdir('.') if not fname.startswith('.') and fname.endswith('.py') and fname != 'code.py']
index = 0
length = len(fnames[index]) * 4 - 4
dots = get_message(fnames[index])
scroll = 0
while True:
btns.update()
p = (0, 0)
for p in btns.pressed():
if (p[0] == 0 or p[0] == 7):
if (p[0] == 0 and scroll - 2 >= 0):
scroll -= 2
elif (p[0] == 7 and scroll + 2 <= length):
scroll += 2
elif (p[1] == 0 or p[1] == 3):
if (p[1] == 0 and index > 0):
index -= 1
elif (p[1] == 3 and index < len(fnames)):
index += 1
length = len(fnames[index]) * 4 - 4
dots = get_message(fnames[index])
scroll = 0
else:
break
if (0 < p[0] < 7 and 0 < p[1] < 3):
break
trellis.pixels.fill((0,0,0))
for dot in dots:
if (0 <= dot[0] - scroll < 8 and 0 <= dot[1] < 4):
trellis.pixels[dot[0] - scroll, dot[1]] = on_col
trellis.pixels.show()
time.sleep(0.05)
deinit_trellis.deinit(trellis)
mod = __import__(fnames[index])
print('import ' + mod.__name__)
if 'main' in dir(mod):
print(mod.__name__ + '.main')
mod.main()