FastLed_WS2801_test.ino

#include "FastLED.h"

// How many leds in your strip?
#define NUM_LEDS 122

// Data pin that led data will be written out over
#define DATA_PIN 2

// Clock pin only needed for SPI based chipsets when not using hardware SPI
#define CLOCK_PIN 3

#define COLOR_ORDER RGB

// Define the array of leds
CRGB leds[NUM_LEDS];

void setup() { 
  FastLED.addLeds<WS2801, DATA_PIN, CLOCK_PIN, COLOR_ORDER>(leds, NUM_LEDS);
}

void loop() { 
  // Rotate colors (R -> G -> B)      
  LEDS.showColor(CRGB(255, 0, 0));
  delay(500);
  LEDS.showColor(CRGB(0, 255, 0));
  delay(500);
  LEDS.showColor(CRGB(0, 0, 255));
  delay(500);
}