  * playing laser, which will cause the Arduino to ignore the laser
  * until it is released again, thus preventing multiple hits */
 // TODO: Switch to a bit flag, and support multiple strings
-int lastNote = -1;
+uint8_t lastNote = 0;
 
 void setup()
 {

  // Set instrument to trumpet
  // 0xC0 is the change instrument command
  // 0x39 is the instrument ID in hex
  // Serial.write(CHANGEINSTRUMENT);
  // Serial.write(INSTRUMENT);
}

// Function for playing note based on ID

int note2 = 0x3E;
int note1 = 0x3C;

uint8_t laser1 = 0x01;
uint8_t laser2 = 0x02;
uint8_t laser3 = 0x04;
uint8_t laser4 = 0x08;
uint8_t laser5 = 0x10;
uint8_t laser6 = 0x20;
uint8_t laser7 = 0x40;
uint8_t laser8 = 0x80;

// Variable to keep track of which set of notes (lower or upper 4)
// Needed to work around limited lasers
int noteSet = 1;
