#define termo1 10
#define termo2 11
#define termo3 12
int cmdIncalzire = 0;

void setup() 
{
  // put your setup code here, to run once:
  Serial1.begin(115200);
  pinMode(termo1, INPUT_PULLDOWN);
  pinMode(termo2, INPUT_PULLDOWN);
  pinMode(termo3, INPUT_PULLDOWN);
}

void loop() 
{
  // put your main code here, to run repeatedly:
  delay(1); // this speeds up the simulation
  cmdIncalzire = digitalRead(termo1) + 2*digitalRead(termo2) + 4*digitalRead(termo3);
  Serial1.println(cmdIncalzire);
  delay(1000);
}