54 lines
1.1 KiB
Python
54 lines
1.1 KiB
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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taster_hoch = Pin(1, Pin.IN, Pin.PULL_UP)
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taster_runter = Pin(2, Pin.IN, Pin.PULL_UP)
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taster_rechts = Pin(3, Pin.IN, Pin.PULL_UP)
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taster_links = Pin(4, Pin.IN, Pin.PULL_UP)
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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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x = 0
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y = 0
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def neue_position(x, y):
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if not taster_runter.value():
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y = y + 1
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if y > 7: y = 7
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if not taster_rechts.value():
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x = x + 1
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if x > 7: x = 7
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if not taster_links.value():
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x = x - 1
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if x < 0: x = 0
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if not taster_hoch.value():
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y = y - 1
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if y < 0: y = 0
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return (x, y)
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while True:
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matrix.fill((0, 0, 0))
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(x, y) = neue_position(x, y)
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setze_pixel(x, y, (255, 255, 0))
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matrix.write()
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time.sleep(0.2)
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