Arduino Project Tutorial for Controlling Motors Using L298N Driver
Explore this detailed tutorial on creating an Arduino project to control motors with an L298N driver. Learn about setup, coding, and testing, all explained with images and code snippets.
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Presentation Transcript
Arduino*1 *4 *1 *8+4 *1 *4 18650 *2 *1 18650 *1 *14 L298N*1 *2 *2 *2 *4 *1
void setup() { // pinMode(ENA, OUTPUT); pinMode(IN1, OUTPUT); pinMode(IN2, OUTPUT); pinMode(ENB, OUTPUT); pinMode(IN3, OUTPUT); pinMode(IN4, OUTPUT); // const int Vcc = 11; const int trigPin = 12; const int echoPin = 13; // pinMode(Vcc, OUTPUT); pinMode(trigPin, OUTPUT); pinMode(echoPin, INPUT); Serial.begin(9600); // Initialize serial communication } #define ENA 5 // (PWM) #define IN1 6 // #define IN2 7 // #define ENB 10 // (PWM) #define IN3 8 // #define IN4 9 //
// if (distance > 20) { // digitalWrite(IN1, HIGH); digitalWrite(IN2, LOW); analogWrite(ENA, 200); // Adjust the PWM value as needed void loop() { digitalWrite(Vcc, HIGH); // long duration, distance; digitalWrite(IN3, HIGH); digitalWrite(IN4, LOW); analogWrite(ENB, 200); // Adjust the PWM value as needed } else { // digitalWrite(IN1, LOW); digitalWrite(IN2, LOW); analogWrite(ENA, 0); digitalWrite(trigPin, LOW); delayMicroseconds(2); digitalWrite(trigPin, HIGH); delayMicroseconds(10); digitalWrite(trigPin, LOW); digitalWrite(IN3, LOW); digitalWrite(IN4, LOW); analogWrite(ENB, 0); delay(400); // 0.5 digitalWrite(IN1, LOW); digitalWrite(IN2, HIGH); analogWrite(ENA, 200); // Adjust the PWM value as needed duration = pulseIn(echoPin, HIGH); distance = (duration / 2) / 29.1; delay(25); // Serial.print("Distance: "); digitalWrite(IN3, LOW); digitalWrite(IN4, HIGH); analogWrite(ENB, 200); delay(500); Serial.print(distance); Serial.println(" cm");
// Randomly choose left or right if (random(2) == 0) { // digitalWrite(IN1, LOW); digitalWrite(IN2, HIGH); analogWrite(ENA, 200); // Adjust the PWM value as needed digitalWrite(IN3, HIGH); digitalWrite(IN4, LOW); analogWrite(ENB, 200); // Adjust the PWM value as needed delay(random(200, 501)); // Random duration between 200 and 500 milliseconds } else { // digitalWrite(IN1, HIGH); digitalWrite(IN2, LOW); analogWrite(ENA, 200); // Adjust the PWM value as needed digitalWrite(IN3, LOW); digitalWrite(IN4, HIGH); analogWrite(ENB, 200); // Adjust the PWM value as needed delay(random(200, 501)); // Random duration between 200 and 500 milliseconds } } }
