46 lines
848 B
Python
46 lines
848 B
Python
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import neopixel
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from machine import Pin
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import time
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ws_pin = 0
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led_zahl = 64
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helligkeit = 0.05
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matrix = neopixel.NeoPixel(Pin(ws_pin), led_zahl)
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def setze_helligkeit(farbe):
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r, g, b = farbe
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r = int(r * helligkeit)
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g = int(g * helligkeit)
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b = int(b * helligkeit)
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return (r, g, b)
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def setze_pixel(x, y, farbe):
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farbe = setze_helligkeit(farbe)
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i = y * 8 + x
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matrix[i] = farbe
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i = 0
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richtung = "vor"
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while True:
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matrix.fill((0, 0, 0))
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if i == 0:
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richtung = "vor"
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if i == 7:
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richtung = "zurueck"
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if richtung == "vor":
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i = i+1
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elif richtung == "zurueck":
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i = i-1
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setze_pixel(i, 0, (255, 0, 0))
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setze_pixel(7, i, (0, 255, 0))
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setze_pixel(7-i, 7, (0, 0, 255))
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setze_pixel(0, 7-i, (255, 255, 0))
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matrix.write()
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time.sleep(0.2)
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