LEDControl/LED_Panel_arduino/LED_Panel_arduino.ino

#include <PololuLedStrip.h>

#define PIN 3
PololuLedStrip<PIN> leds;
#define LED_COUNT 512
#define BAUD 1000000
rgb_color colors[LED_COUNT];

#define BRIGHTNESS 10

void setup() {
  PololuLedStripBase::interruptFriendly = true;
  Serial.begin(BAUD);
  Serial.setTimeout(500);
}

// main program
void loop() {

  byte buf[1];
  unsigned int c=0;
  do{
    c++;
    
    if(Serial.readBytes(buf, 1) == 0) {
        for (uint16_t i = 0; i < LED_COUNT; i++){
          colors[i] = rgb_color(0, 0, 0);
        }
        leds.write(colors, LED_COUNT);
      }
  }while(buf[0] != 255);
  
  if(c>1){
    Serial.print("Invalid Data Bytes: ");
    Serial.println(c);
  }

 
  for (uint16_t i = 0; i < LED_COUNT; i++)
  {
    char col[3];
    Serial.readBytes(col, 3);
    colors[i] = rgb_color(col[0], col[1], col[2]);
  }
  
  leds.write(colors, LED_COUNT);
}