Page 238 - 최강 아두이노 스마트 자동차 로봇 키트
P. 238

analogWrite(ENB, g_carSpeed);
                 }

                 void car_backward()
                 {

                     digitalWrite(EN1, HIGH);
                     digitalWrite(EN2, LOW);
                     analogWrite(ENA, g_carSpeed);

                     digitalWrite(EN3, HIGH);
                     digitalWrite(EN4, LOW);
                     analogWrite(ENB, g_carSpeed);

                 }
                 //
                 void car_left()
                 {
                     digitalWrite(EN1, HIGH);
                     digitalWrite(EN2, LOW);
                     analogWrite(ENA, g_carSpeed);

                     digitalWrite(EN3, LOW);
                     digitalWrite(EN4, HIGH);
                     analogWrite(ENB, g_carSpeed);
                 }

                 //
                 void car_right()
                 {
                     digitalWrite(EN1, LOW);
                     digitalWrite(EN2, HIGH);
                     analogWrite(ENA, g_carSpeed);

                     digitalWrite(EN3, HIGH);
                     digitalWrite(EN4, LOW);
                     analogWrite(ENB, g_carSpeed);
                 }


                 //
                 //
                 void car_stop()
                 {
                     analogWrite(ENA, 0);





                                                   237
   233   234   235   236   237   238   239   240   241   242   243