// Dispositivo int devID = 3; char devIDstr[5]; int inQuery; void setup() { Serial.begin(9600); } void loop() { Serial.write("\n"); delay(1000); if ( Serial.available() > 0) { if ( inQuery == devID) { Serial.write(itoa(devID, devIDstr, 10)); Serial.write(" "); Serial.write("Tur"); } } }