gistfile1.ino

#include <Adafruit_NeoPixel.h>
 
Adafruit_NeoPixel strips[8] = {
  Adafruit_NeoPixel(72, 1, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 2, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 3, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 4, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 5, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 6, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 7, NEO_GRB + NEO_KHZ800),
  Adafruit_NeoPixel(72, 8, NEO_GRB + NEO_KHZ800)
};

byte lastformat[72];
boolean gettingPattern = false;
byte patternCount = 0;
byte patternLength = 16;

void setup() {    
  memset(lastformat, 0, sizeof(lastformat));  
  Serial.begin(115200);

  for(byte i = 0; i < 8; i++) {
    strips[i].begin();
    strips[i].show();
  }
}

void loop() {
  readData();
  writeOut();  
}

void readData() {
  if(Serial.available()) {
    byte data = Serial.read();
    if(data == 0xff)
      gettingPattern = true;
    else if(gettingPattern) {
      int position = patternCount * 2;
      
      lastformat[position] = data & 0xf;
      lastformat[position+1] = (data & 0xf0) >> 4;

      patternCount++;
      if(patternCount == patternLength) {
        gettingPattern = false;
      }
    }  
  }
}

void writeOut() {
}