void forward() { digitalWrite(motorA1,HIGH); digitalWrite(motorA2,LOW); digitalWrite(motorB1,HIGH); digitalWrite(motorB2,LOW); } void brake() { digitalWrite(motorA1,LOW); digitalWrite(motorA2,LOW); digitalWrite(motorB1,LOW); digitalWrite(motorB2,LOW); } void right() { digitalWrite(motorA1,LOW); digitalWrite(motorA2,HIGH); digitalWrite(motorB1,HIGH);//right wheel digitalWrite(motorB2,LOW); } void left() { digitalWrite(motorA1,HIGH); digitalWrite(motorA2,LOW);//left wheel digitalWrite(motorB1,LOW); digitalWrite(motorB2,HIGH); } void pumpstart() { digitalWrite(pump,HIGH); } void pumpstop() { digitalWrite(pump,LOW); }