ricezione_seriale_nano

#include <SoftwareSerial.h>

SoftwareSerial mainSerial(10, 11); // RX, TX

void setup() {
  // put your setup code here, to run once:
Serial.begin(115200);
mainSerial.begin(57600);
}

void loop() {
  // put your main code here, to run repeatedly:

  if (mainSerial.available()) {

               Serial.println("Comando da centrale: " + mainSerial.readString());
               Serial.flush();
  }
}