Getting Started with Adafruit Circuit Playground Express by Mike Barela

Author:Mike Barela
Language: eng
Format: mobi, epub
ISBN: 9781680454857
Published: 2018-07-31T16:00:00+00:00

You can also use a hexadecimal value in the format 0xRRGGBB (decimal 30 = hex 0x1e):

cpx.pixels[9] = 0x1c00e000

All the pixels can be lit to the same color value specified using cpx.pixels.fill:

cpx.pixels.fill( (30, 0, 0) )

To turn off all pixels, set them to (0, 0, 0):

cpx.pixels.fill( (0, 0, 0) )

Set NeoPixel brightness Set the brightness of all pixels (from 0.0 to 1.0):

cpx.pixels.brightness = 0.3

Pads A1 through A7 being touched The touch pads are around the edge of the board.

if cpx.touch_A1:

print('Touched pad A1')

Change A1 to A2, A3, A4, A5, A6, A7 for other pads.

Set touch pad sensitivity Parameter: adjustment (integer)—The desired threshold increase; higher numbers make the touch pads less sensitive.

cpx.adjust_touch_threshold(200)

while True:

if cpx.touch_A1:

print('Touched pad A1 hard')

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