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NeoPixel.ino

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+#include <FastLED.h>
+#define NUM_LEDS 144
+#define DATA_PIN 6
+
+CRGB leds[NUM_LEDS];
+
+void setup()
+{
+  FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
+}
+
+void loop()
+{
+  sweep(255,0,0,30);
+  sweep(0,0,0,30);
+  sweep(0,255,0,30);
+  sweep(0,0,0,30);
+  sweep(0,0,255,30);
+  sweep(0,0,0,30);
+  sweep(255,255,255,30);
+  sweep(0,0,0,30);
+
+}
+
+void sweep(byte red, byte green, byte blue, int d)
+{
+  for (int dot = 0; dot < NUM_LEDS; dot++)
+  {
+    leds[dot] = CRGB( red, green, blue); // set this pixel to color
+    FastLED.show();
+    delay(d);
+  }
+}
+/*
+  //Example 1: set color from red, green, and blue components individually
+  // The three color channel values can be referred to as "red", "green", and "blue"...
+    leds[i].red   = 50;
+    leds[i].green = 100;
+    leds[i].blue  = 150;
+  // ...or, using the shorter synonyms "r", "g", and "b"...
+    leds[i].r = 50;
+    leds[i].g = 100;
+    leds[i].b = 150;
+  // ...or as members of a three-element array:
+    leds[i][0] = 50;  // red
+    leds[i][1] = 100; // green
+    leds[i][2] = 150; // blue
+  //Example 2: set color from red, green, and blue components all at once
+  leds[i] = CRGB( 50, 100, 150);
+  // Example 3: set color via 'hex color code' (0xRRGGBB)
+  leds[i] = 0xFF007F;
+  // Example 4: set color via any named HTML web color
+  leds[i] = CRGB::HotPink;
+  // Example 5: set color via setRGB
+  leds[i].setRGB( 50, 100, 150);
+*/