while (1) {
softSerial.listen();
while (softSerial.available() > 0) {
char inByte = softSerial.read();
Serial.write(inByte);
}
if (Serial.available()){
while (Serial.available()){
char c = Serial.read();
softSerial.write(c);Serial.write(c);
}
Serial.println("->");
softSerial.println("");
}
}

Sehr schwierige Frage Zufalls