[Arduino]Day7-L298N直流馬達驅動

測試L298N

#define MotorA_in1     8  //定義 馬達A in 1
#define MotorA_in2     9  //定義 馬達A in 2
#define MotorB_in1    10  //定義 馬達B in 1 to L298N IN3
#define MotorB_in2    11  //定義 馬達B in 2 to L298N IN4
#define MotorA_PWNA    5  //定義 ENA (PWM) 接腳
#define MotorB_PWNB    6  //定義 ENB (PWM) 接腳

void setup()
{
  pinMode(MotorA_in1,OUTPUT);
  pinMode(MotorA_in2,OUTPUT);
  pinMode(MotorB_in1,OUTPUT);
  pinMode(MotorB_in2,OUTPUT);
  pinMode(MotorA_PWNA,OUTPUT);
  pinMode(MotorB_PWNB,OUTPUT);
}

void loop()
{
    // 直走
    analogWrite(MotorA_PWNA,200);   //設定直流馬達轉速
    analogWrite(MotorB_PWNB,200);
    digitalWrite(MotorA_in1,HIGH);   //直流馬達（右）順時針轉動
    digitalWrite(MotorA_in2,LOW);
    digitalWrite(MotorB_in1,HIGH);   //直流馬達（左）逆時針轉動
    digitalWrite(MotorB_in2,LOW);
    delay(2000);

    //後退
    analogWrite(MotorA_PWNA,200);   //設定直流馬達轉速
    analogWrite(MotorB_PWNB,200);
    digitalWrite(MotorA_in1,LOW);    //直流馬達（右）逆時針轉動
    digitalWrite(MotorA_in2,HIGH);
    digitalWrite(MotorB_in1,LOW);    //直流馬達（左）順時針轉動
    digitalWrite(MotorB_in2,HIGH);
    delay(2000);

    //左轉
    analogWrite(MotorA_PWNA,80);    //設定直流馬達轉速
    analogWrite(MotorB_PWNB,80);
    digitalWrite(MotorA_in1,HIGH);   //直流馬達（右）順時針轉動
    digitalWrite(MotorA_in2,LOW);
    digitalWrite(MotorB_in1,LOW);    //直流馬達（左）順時針轉動
    digitalWrite(MotorB_in2,HIGH);
    delay(2000);

    //右轉
    analogWrite(MotorA_PWNA,80);     //設定馬達轉速
    analogWrite(MotorB_PWNB,80);
    digitalWrite(MotorA_in1,LOW);    //馬達（右）逆時針轉動
    digitalWrite(MotorA_in2,HIGH);
    digitalWrite(MotorB_in1,HIGH);   //馬達（左）逆時針轉動
    digitalWrite(MotorB_in2,LOW);
    delay(2000);

    //停止
    digitalWrite(MotorA_in1,HIGH);   //馬達（右）停止轉動
    digitalWrite(MotorA_in2,HIGH);
    digitalWrite(MotorB_in1,HIGH);   //馬達（左）停止轉動
    digitalWrite(MotorB_in2,HIGH);
    delay(2000);
 }