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#!/usr/bin/env python3
import jelka_config
from sys import argv
from rpi_ws281x import PixelStrip, Color
LED_PIN = 18 # GPIO pin connected to the pixels (18 uses PWM!).
LED_FREQ_HZ = 800000 # LED signal frequency in hertz (usually 800khz)
LED_DMA = 10 # DMA channel to use for generating signal (try 10)
LED_BRIGHTNESS = 255 # Set to 0 for darkest and 255 for brightest
LED_INVERT = False # True to invert the signal (when using NPN transistor level shift)
LED_CHANNEL = 0 # set to '1' for GPIOs 13, 19, 41, 45 or 53
luči = LED_COUNT
strip = PixelStrip(luči, LED_PIN, LED_FREQ_HZ, LED_DMA, LED_INVERT, LED_BRIGHTNESS, LED_CHANNEL)
strip.begin()
def nastavi(luč, barva):
strip.setPixelColor(luč, Color(barva[0], barva[1], barva[2]))
def izriši():
strip.show()
if __name__ == '__main__':
print(argv[0] + "hardware test ...")
i = 0
try:
while True:
for k in range(luči):
if (i % 2 == 0):
strip.setPixelColor(k, Color(255, 255, 255))
else:
strip.setPixelColor(k, Color(0, 0, 0))
strip.show()
time.sleep(0.1)
i += 1
except KeyboardInterrupt:
pass
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