asrWipe.py

# NeoPixel library strandtest example
# Author: Tony DiCola (tony@tonydicola.com)
#
# Direct port of the Arduino NeoPixel library strandtest example.  Showcases
# various animations on a strip of NeoPixels.
import time

from neopixel import *


# LED strip configuration:
LED_COUNT      = 40      # Number of LED pixels.
LED_PIN        = 18      # GPIO pin connected to the pixels (must support 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
LED_STRIP      = ws.SK6812_STRIP_RGBW
#LED_STRIP      = ws.SK6812W_STRIP

COLUMNS = 10
ROWS = 5

def colorStripe(strip, wait_ms=50):
	for c in range(1, COLUMNS):
		for r in range(1, ROWS):
			if r % 2 == 0:
				strip.setPixelColor((r - 1) * COLUMNS + COLUMNS - c, Color(255, 0, 0))
			else:
				strip.setPixelColor((r - 1) * COLUMNS + c, Color(255, 0, 0)
	strip.show()

while(True):
	colorStripe