0x40_AmbiLED.ino

int red = 9;
int green = 10;
int blue = 11;

uint8_t curve[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x02, 0x02, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x04, 0x04, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05,
0x05, 0x06, 0x06, 0x06, 0x07, 0x07, 0x07, 0x08, 0x08, 0x08, 0x09, 0x09, 0x0A, 0x0A, 0x0B, 0x0B,
0x0C, 0x0C, 0x0D, 0x0D, 0x0E, 0x0F, 0x0F, 0x10, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1F, 0x20, 0x21, 0x23, 0x24, 0x26, 0x27, 0x29, 0x2B, 0x2C,
0x2E, 0x30, 0x32, 0x34, 0x36, 0x38, 0x3A, 0x3C, 0x3E, 0x40, 0x43, 0x45, 0x47, 0x4A, 0x4C, 0x4F,
0x51, 0x54, 0x57, 0x59, 0x5C, 0x5F, 0x62, 0x64, 0x67, 0x6A, 0x6D, 0x70, 0x73, 0x76, 0x79, 0x7C,
0x7F, 0x82, 0x85, 0x88, 0x8B, 0x8E, 0x91, 0x94, 0x97, 0x9A, 0x9C, 0x9F, 0xA2, 0xA5, 0xA7, 0xAA,
0xAD, 0xAF, 0xB2, 0xB4, 0xB7, 0xB9, 0xBB, 0xBE, 0xC0, 0xC2, 0xC4, 0xC6, 0xC8, 0xCA, 0xCC, 0xCE,
0xD0, 0xD2, 0xD3, 0xD5, 0xD7, 0xD8, 0xDA, 0xDB, 0xDD, 0xDE, 0xDF, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5,
0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xED, 0xEE, 0xEF, 0xEF, 0xF0, 0xF1, 0xF1, 0xF2,
0xF2, 0xF3, 0xF3, 0xF4, 0xF4, 0xF5, 0xF5, 0xF6, 0xF6, 0xF6, 0xF7, 0xF7, 0xF7, 0xF8, 0xF8, 0xF8,
0xF9, 0xF9, 0xF9, 0xF9, 0xFA, 0xFA, 0xFA, 0xFA, 0xFA, 0xFB, 0xFB, 0xFB, 0xFB, 0xFB, 0xFB, 0xFC,
0xFC, 0xFC, 0xFC, 0xFC, 0xFC, 0xFC, 0xFC, 0xFC, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD,
0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFD, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFF, 0xFF};


char incByte, sharp;
String message;
int cl_red, cl_green, cl_blue;

void setup() {
  Serial.begin(115200);
  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(blue, OUTPUT);

}

int hex2int(char hexdigit) {                  //yeah, i know, it's shit-o-coding
  int result = 0;
  if (hexdigit == '0') { result = 0;}
  else if (hexdigit == '1') { result = 1;}
  else if (hexdigit == '2') { result = 2;}
  else if (hexdigit == '3') { result = 3;}
  else if (hexdigit == '4') { result = 4;}
  else if (hexdigit == '5') { result = 5;}
  else if (hexdigit == '6') { result = 6;}
  else if (hexdigit == '7') { result = 7;}
  else if (hexdigit == '8') { result = 8;}
  else if (hexdigit == '9') { result = 9;}
  else if (hexdigit == 'A') { result = 10;}
  else if (hexdigit == 'B') { result = 11;}
  else if (hexdigit == 'C') { result = 12;}
  else if (hexdigit == 'D') { result = 13;}
  else if (hexdigit == 'E') { result = 14;}
  else if (hexdigit == 'F') { result = 15;}
  return result;
}


void loop() {
  if (Serial.available()) {
    cl_red = 0;
    cl_green = 0;
    cl_blue = 0;
    message = "";

    sharp = Serial.read();
    while (sharp != '#'){
      delay(1);
      sharp = Serial.read();
    }
    for (int i = 0; i < 6; i++) {
      delay(1);
      incByte = Serial.read();
      message += incByte;
      }



  cl_red = hex2int(message[0])*16 + hex2int(message[1]);
  cl_green = hex2int(message[2])*16 + hex2int(message[3]);
  cl_blue = hex2int(message[4])*16 + hex2int(message[5]);

  analogWrite(red, curve[cl_red]);
  analogWrite(green, curve[cl_green]);
  analogWrite(blue, curve[cl_blue]);
  }
}