int Feature1;
const byte Feature = 4;
const byte pause =5;
const byte DN =3;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(Feature, INPUT_PULLUP);
  pinMode(pause, INPUT_PULLUP);
  Serial.println("Feature1 = 0");
  Feature1 = 0;
  DRP(0,0," WAIT ");
  Serial.println("Feature1 = 1");
  Feature1 = 1;
  DRP(0,0," WAIT ");

}

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

}

//================================================================================
//   Routine keeps table and weight close to gather to decrease up/dn travel
//   Routine also adjusts while in down/wait periods
//   Note could not get Routine  to work without digitalRead grnd pin 5 [Feature enb]
//   Don't understand difference between digitalRead = 0 vs interger = 0
//   I must be missing something 
//---------------------------------------------------------------------------------
//---------------------------------------------------------------------------------
void DRP( int x,int utime , String cmd)                                 // x = 3,2,1,0  contact =  z = 0 = dn/wait ,7= other
  {   //Feature1 = 0;    // installed                                                                  //
      if((cmd == " DN#  ") || (cmd == " WAIT ")) { goto DnWait; }       //  tray down or waiting [ floating weight ]
      goto nock;                                                        //
 DnWait:                                 // cannot set an integer =0 as feature.. need grnd actual pin  ?? DON'T UNDERSTAND                                        
      if(digitalRead(Feature) != HIGH) { goto nock;  }                     // must have this for some reason ????  Feature is Pin D4 grounded   
      if(Feature1 != 0) { goto nock;  }  // NOT WORK
      if(digitalRead(pause) == LOW) { digitalWrite(DN,LOW); goto nock; }  // pause is switches removing  ground [weight clears tray]                                                                                             
       digitalWrite(DN,HIGH);                                           // weight sw contacts tray start DN  when Weight is Contacting                                    
      // lcd.setCursor(19,0); lcd.print(x);                               //             
       Serial.println("wait");
       delay(250);                                                      //   
       digitalWrite(DN,LOW);                                            // STOP DN after 250 ms hopefully Weight !Contacting 
       goto nock1;                                                      //
 nock:                                                                  //
       //lcd.setCursor(19,0); lcd.print(x);                               //  update LCd display               
       Serial.println("nock");
       delay(250);                                                      //  
 nock1:                                                                 //
      // BrkKey = kpd.getKey();                                           // 1/4 sec interval BREAK KEY check                                         
       Serial.println("nock1");
    }                                                                   //
//=========================================================================