 const int MPU=0x68;  // I2C address of the MPU-6050
 int16_t AcX,AcY,AcZ,Tmp,GyX,GyY,GyZ;
 int16_t accel_X_reading = 0; //lpf of AcX
-bool indexRelax, middleRelax, ringRelax;
+bool indexRelax, middleRelax, ringRelax, should_catapult;
 enum state {idle,forward_drive, backup, left_turn,right_turn};
 state gestureState = idle;
 uint8_t turning_speed; //in forward drive and backup mode, turning_speed is set to 0

  //Serial.print("turningSpeed is "); Serial.println(turning_speed);
  //delay(333);
  /*Xbee send packets to inform*/
  //send_info(gestureState,turningSpeed);


  /*

  /*upon an interrupt, send catapult throw command*/
  /*right now, we can turn on LED to indicate this event*/
  digitalWrite(13,HIGH);
  should_catapult = true;
  x++;
}
void setup(){
