36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
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#include <Adafruit_NeoPixel.h> // version 1.15.2
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#define PIN 18
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#define NUMPIXELS 1
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// When setting up the NeoPixel library, we tell it how many pixels,
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// and which pin to use to send signals. Note that for older NeoPixel
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// strips you might need to change the third parameter -- see the
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// strandtest example for more information on possible values.
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Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
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#define DELAYVAL 500 // Time (in milliseconds) to pause between pixels
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void setup() {
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pixels.begin(); // INITIALIZE NeoPixel strip object (REQUIRED)
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}
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void loop() {
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pixels.clear(); // Set all pixel colors to 'off'
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// The first NeoPixel in a strand is #0, second is 1, all the way up
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// to the count of pixels minus one.
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for(int i=0; i<NUMPIXELS; i++) { // For each pixel...
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// pixels.Color() takes RGB values, from 0,0,0 up to 255,255,255
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// Here we're using a moderately bright green color:
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pixels.setPixelColor(i, pixels.Color(0, 150, 0));
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pixels.show(); // Send the updated pixel colors to the hardware.
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delay(DELAYVAL); // Pause before next pass through loop
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}
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}
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