FirstLight.ino

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// Use if you want to force the software SPI subsystem to be used for some reason (generally, you don't)
// #define FASTLED_FORCE_SOFTWARE_SPI
// Use if you want to force non-accelerated pin access (hint: you really don't, it breaks lots of things)
// #define FASTLED_FORCE_SOFTWARE_SPI
// #define FASTLED_FORCE_SOFTWARE_PINS
#include <FastLED.h>
 
//
// Move a white dot along the strip of leds.  This program simply shows how to configure the leds,
// and then how to turn a single pixel white and then off, moving down the line of pixels.
// 
 
// How many leds are in the strip?
#define NUM_LEDS 60
 
// For led chips like WS2812, which have a data line, ground, and power, you just
// need to define DATA_PIN.  For led chipsets that are SPI based (four wires - data, clock,
// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
// Clock pin only needed for SPI based chipsets when not using hardware SPI
#define DATA_PIN 3
#define CLOCK_PIN 13
 
// This is an array of leds.  One item for each led in your strip.
CRGB leds[NUM_LEDS];
 
// This function sets up the ledsand tells the controller about them
void setup() {
    // sanity check delay - allows reprogramming if accidently blowing power w/leds
    delay(2000);
 
    // Uncomment/edit one of the following lines for your leds arrangement.
    // ## Clockless types ##
    // FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);  // GRB ordering is assumed
    // FastLED.addLeds<SM16703, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1829, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1812, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1809, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1804, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<TM1803, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1903B, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS1904, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<UCS2903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2812, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2852, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2812B, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<GS1903, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SK6812, DATA_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<SK6822, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<APA106, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<PL9823, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SK6822, DATA_PIN, RGB>(leds, NUM_LEDS);
    FastLED.addLeds<WS2811, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2813, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<APA104, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2811_400, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GE8822, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GW6205, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<GW6205_400, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<LPD1886, DATA_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<LPD1886_8BIT, DATA_PIN, RGB>(leds, NUM_LEDS);
    // ## Clocked (SPI) types ##
    // FastLED.addLeds<LPD6803, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<LPD8806, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // GRB ordering is typical
    // FastLED.addLeds<WS2801, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<WS2803, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<SM16716, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
    // FastLED.addLeds<P9813, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<DOTSTAR, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<APA102, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
    // FastLED.addLeds<SK9822, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);  // BGR ordering is typical
}
 
// This function runs over and over, and is where you do the magic to light
// your leds.
void loop() {
   // Move a single white led 
   for(int whiteLed = 0; whiteLed < NUM_LEDS; whiteLed = whiteLed + 1) {
      // Turn our current led on to white, then show the leds
      leds[whiteLed] = CRGB::White;
 
      // Show the leds (only one of which is set to white, from above)
      FastLED.show();
 
      // Wait a little bit
      delay(100);
 
      // Turn our current led back to black for the next loop around
      leds[whiteLed] = CRGB::Black;
   }
}