emul

int Temp = 0;
const int MaxTemp = 1200;
const char eps[9] = "=FFFFA85";
char forsend[16] = "";

void setup() {
  Serial.begin(9600, SERIAL_8N2);

}

void loop() {
  char StrTemp[7] = "";

  if (Temp > MaxTemp) {
    Temp = 0;
  }
  sprintf(StrTemp, "%4d\r\n", Temp);
  strcat(forsend, eps);
  strcat(forsend, StrTemp);
  Serial.print(forsend);
  Temp++;
  delay(1000);
}