Automatic Slide Gate Maket

Automatic slide gate used 3v gearbox motor, rack and pinion int i = 0; int dcR = 10; int dcL = 11; int pbR = 3; int pbL = 5; int lsR = 6; int lsL = 7; int emg = 4; int hasilKanan; int hasilKiri; int limitKanan; int limitKiri; int pbEmg; void setup () { Serial.begin(9600); pinMode(dcR,OUTPUT); pinMode(dcL,OUTPUT); pinMode(pbR,INPUT); pinMode(pbL,INPUT); pinMode(lsR,INPUT); pinMode(lsL,INPUT); } void loop () { hasilKanan=digitalRead(pbR); if(hasilKanan==1){ i++; delay(300); } hasilKiri=digitalRead(pbL); if(hasilKiri==1){ i=i-1; delay(300); } limitKanan=digitalRead(lsR); if(limitKanan==1){ i=0; delay(300); } limitKiri=digitalRead(lsL); if(limitKiri==1){ i=0; delay(300); } pbEmg=digitalRead(emg); if(pbEmg==1){ i=0; delay(300); } switch(i){ case 0: digitalWrite(dcR,LOW); digitalWrite(dcL,LOW); break; case -1: digitalWrite(dcL,HIGH); digitalWrite(dcR,LOW); break; case 1: digitalWrite(dcR,HIGH); digitalWrite(dcL,LOW); break; default: break; } Serial.println(i); if(limitKiri==1 && hasilKanan==1){ digitalWrite (dcR,HIGH); digitalWrite (dcL,LOW); } if(limitKanan==1 && hasilKiri==1){ digitalWrite (dcR,LOW); digitalWrite (dcL,HIGH); } }