input.h

void input_read() {

  NTC = analogRead(NTC_pin);
  NTC_OHM = 3300 * (((double)NTC / 1024) / (1 - ((double)NTC / 1024)));
  TKelvin = 1 / ((1 / ((double)273.15 + 25)) + ((double)1 / 3950) * log((double)NTC_OHM / 2500));
  temp = TKelvin - 273.15;

  Taster1 = digitalRead(Taster1_pin);
  Taster2 = digitalRead(Taster2_pin);
  Taster3 = digitalRead(Taster3_pin);
  Taster4 = digitalRead(Taster4_pin);
  Taster_enco = digitalRead(Taster_enco_pin);
  Printer_done = digitalRead(Printer_Bed_pin);
  alleTaster = ( Taster1 || Taster2 || Taster3 || Taster4 || Taster_enco);

  if (Printer_done == false && printprogress == false) {
    printprogress = true;
  }
}

void temp_control() {
  if (Heizung && temp < soll_temp - 0.5) {
    Heizung_relais = true;
  }
  if (temp > soll_temp + 0.5 || Heizung == false) {
    Heizung_relais = false;
  }
}

void printer_ready() {
  if (printprogress == true && Printer_done == true && printwait == false && allesAndere == false) {
    printdelay = Minuten + delay_printer;
    printwait = true;
  }
  if (printdelay <= Minuten && printdelay != 0 && printprogress == true && allesAndere == false &&  printwait == true) {
    SystemON = false;
  }
}

void taster() {
  if (Taster1 == true && Taster1_alt == false && waittime < millis()) {
    drucker = !drucker;
    Taster1_alt = true;
    ledcWriteTone(channel, freq);
    delay(Beeptime);
    ledcWriteTone(channel, 0);
    waittime = millis() + tasterdelay;
  }
  if (!Taster1) Taster1_alt = false;

  if (Taster2 == true && Taster2_alt == false && waittime < millis()) {
    licht = !licht;
    Taster2_alt = true;
    ledcWriteTone(channel, freq);
    delay(Beeptime);
    ledcWriteTone(channel, 0);
    waittime = millis() + tasterdelay;
  }
  if (!Taster2) Taster2_alt = false;

  if (Taster3 == true && Taster3_alt == false && waittime < millis()) {
    tools = !tools;
    Taster3_alt = true;
    ledcWriteTone(channel, freq);
    delay(Beeptime);
    ledcWriteTone(channel, 0);
    waittime = millis() + tasterdelay;
  }
  if (!Taster3) Taster3_alt = false;

  if (Taster4 == true && Taster4_alt == false && waittime < millis()) {
    PC = !PC;
    Taster4_alt = true;
    ledcWriteTone(channel, freq);
    delay(Beeptime);
    ledcWriteTone(channel, 0);
    waittime = millis() + tasterdelay;
  }
  if (!Taster4) Taster4_alt = false;
}