roboforum.ru

int ledPin =  13;    // LED connected to digital pin 13
int pwmA =  9;    // LED connected to digital pin 13
int pwmB =  10;    // LED connected to digital pin 13
int dirA =  8;    // LED connected to digital pin 13
int dirB =  7;    // LED connected to digital pin 13

// The setup() method runs once, when the sketch starts

void setup()   {               
  // initialize the digital pin as an output:
  pinMode(ledPin, OUTPUT);     
  pinMode(pwmA, OUTPUT);
  pinMode(pwmB, OUTPUT);
  pinMode(dirA, OUTPUT);
  pinMode(dirB, OUTPUT);
}

// the loop() method runs over and over again,
// as long as the Arduino has power

void loop()                     
{
  for(int i=0; i<20; i++){
    digitalWrite(ledPin, HIGH);   // set the LED on
    delay(50);                  // wait for a second
    digitalWrite(ledPin, LOW);    // set the LED off
    delay(50);                  // wait for a second
  };
  while(1){
    digitalWrite(dirA, HIGH);   // set the LED on
    digitalWrite(dirB, HIGH);   // set the LED on
    digitalWrite(pwmA, HIGH);   // set the LED on
    digitalWrite(pwmB, HIGH);   // set the LED on
    delay(1000);
    digitalWrite(dirA, LOW);   // set the LED on
    digitalWrite(dirB, LOW);   // set the LED on
    digitalWrite(pwmA, HIGH);   // set the LED on
    digitalWrite(pwmB, HIGH);   // set the LED on   
    delay(1000);
  };
}