
void setup() {
  // put your setup code here, to run once:
  Serial3.begin(9600);
  Serial2.begin(9600);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
if (Serial2.available()) {
    char inByte = Serial2.read();
    Serial3.print(inByte);
     Serial.print(inByte);
  }
if (Serial.available()) {
    char inByte = Serial.read();
    Serial3.print(inByte);
  }  
}
