kopia lustrzana https://github.com/blaz-r/pi_pico_neopixel
added examples
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# Example showing how functions, that accept tuples of rgb values,
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# simplify working with gradients
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import time
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from neopixel import neopixel
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numpix = 60
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strip = neopixel(numpix, 1, 1, "RGB")
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red = (255, 0, 0)
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orange = (255, 50, 0)
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yellow = (255, 100, 0)
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green = (0, 255, 0)
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blue = (0, 0, 255)
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indigo = (100, 0, 90)
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violet = (200, 0, 100)
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colors_rgb = [red, orange, yellow, green, blue, indigo, violet]
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# same colors as normaln rgb, just 0 added at the end
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colors_rgbw = [color+tuple([0]) for color in colors_rgb]
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colors_rgbw.append((0, 0, 0, 255))
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# uncomment colors_rgbw if you have RGBW strip
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colors = colors_rgb
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# colors = colors_rgbw
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step = round(numpix / len(colors))
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current_pixel = 0
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strip.brightness(50)
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for color1, color2 in zip(colors, colors[1:]):
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strip.set_pixel_line_gradient(current_pixel, current_pixel + step, color1, color2)
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current_pixel += step
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strip.set_pixel_line_gradient(current_pixel, numpix - 1, violet, red)
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while True:
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strip.rotate_right(1)
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time.sleep(0.042)
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strip.show()
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import time
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import neopixel
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import random
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numpix = 60 # Number of NeoPixels
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# Pin where NeoPixels are connected
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strip = neopixel.neopixel(numpix, 0, 0, "RGBW")
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colors_rgb = [
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(232, 100, 255), # Purple
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(200, 200, 20), # Yellow
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(30, 200, 200), # Blue
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(150,50,10),
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(50,200,10),
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]
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# same colors as normaln rgb, just 0 added at the end
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colors_rgbw = [color+tuple([0]) for color in colors_rgb]
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colors_rgbw.append((0, 0, 0, 255))
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# uncomment colors_rgbw if you have RGBW strip
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# colors = colors_rgb
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colors = colors_rgbw
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max_len=20
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min_len = 5
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#pixelnum, posn in flash, flash_len, direction
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flashing = []
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num_flashes = 10
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for i in range(num_flashes):
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pix = random.randint(0, numpix - 1)
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col = random.randint(1, len(colors) - 1)
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flash_len = random.randint(min_len, max_len)
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flashing.append([pix, colors[col], flash_len, 0, 1])
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strip.fill((0,0,0))
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while True:
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strip.show()
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for i in range(num_flashes):
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pix = flashing[i][0]
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brightness = (flashing[i][3]/flashing[i][2])
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colr = (int(flashing[i][1][0]*brightness),
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int(flashing[i][1][1]*brightness),
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int(flashing[i][1][2]*brightness))
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strip.set_pixel(pix, colr)
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if flashing[i][2] == flashing[i][3]:
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flashing[i][4] = -1
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if flashing[i][3] == 0 and flashing[i][4] == -1:
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pix = random.randint(0, numpix - 1)
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col = random.randint(0, len(colors) - 1)
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flash_len = random.randint(min_len, max_len)
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flashing[i] = [pix, colors[col], flash_len, 0, 1]
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flashing[i][3] = flashing[i][3] + flashing[i][4]
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time.sleep(0.005)
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@ -0,0 +1,31 @@
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import time
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from neopixel import neopixel
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numpix = 60
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strip = neopixel(numpix, 0, 0, "RGBW")
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red = (255, 0, 0)
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orange = (255, 165, 0)
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yellow = (255, 150, 0)
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green = (0, 255, 0)
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blue = (0, 0, 255)
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indigo = (75, 0, 130)
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violet = (138, 43, 226)
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colors_rgb = (red, orange, yellow, green, blue, indigo, violet)
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# same colors as normaln rgb, just 0 added at the end
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colors_rgbw = [color+tuple([0]) for color in colors_rgb]
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colors_rgbw.append((0, 0, 0, 255))
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# uncomment colors_rgbw if you have RGBW strip
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# colors = colors_rgb
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colors = colors_rgbw
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strip.brightness(42)
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while True:
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for color in colors:
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for i in range(numpix):
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strip.set_pixel(i, color)
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time.sleep(0.01)
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strip.show()
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