RobotOficina

// Robot Oficina
char letra;

int pin3 = 8;
int pin4 = 9;
int pin5 = 10;
int pin6 = 11;

void setup() {
 Serial.begin(9600);
 pinMode(pin3,OUTPUT);
 pinMode(pin4,OUTPUT);
 pinMode(pin5,OUTPUT);
 pinMode(pin6,OUTPUT);
}

void loop() {

  letra = Serial.read();
  switch(letra){
    case 's':
    Serial.println("MOTOR A and B RUN ");
    digitalWrite(pin3,HIGH);       // Motor A
    digitalWrite(pin4,LOW);       // Motor A
    digitalWrite(pin5,HIGH);
    digitalWrite(pin6,LOW);
    break;
    case 'w':
    Serial.println("MOTOR A and B  BACK ");
    digitalWrite(pin3,LOW);  // Motor A
    digitalWrite(pin4,HIGH);  // Motor A
    digitalWrite(pin5,LOW);   // MOtor B
    digitalWrite(pin6,HIGH);    // MOtor B
    break;
    case 'p':
    Serial.println("MOTOR A and B STOP ");
    digitalWrite(pin3,LOW); // MOtor B
    digitalWrite(pin4,LOW);  // MOtor B
    digitalWrite(pin5,LOW); // MOtor B
    digitalWrite(pin6,LOW);  // MOtor B
    break;

    case 'd':
     Serial.println("MOTOR 3 DIRECAO: (DIREITA)");
     digitalWrite(pin3,LOW);
     digitalWrite(pin4,HIGH);
     delay(40);
     digitalWrite(pin5,HIGH);
     digitalWrite(pin6,LOW);
     delay(40);

    break;
    case 'a':
     Serial.println("MOTOR 3 DIRECAO: (ESQUERDA");
     digitalWrite(pin3,HIGH);
     digitalWrite(pin4,LOW);
     delay(40);
     digitalWrite(pin5,LOW);
     digitalWrite(pin6,HIGH);
     delay(40);


    break;


  }

}