motor driver L298P Smars Robot

 motor driver L298P smars robot connecting to Arduino Uno board

Control of two DC motors connections:

  /*

  L298P-Motor-Driver-Shield

  made on 09 Nov 2020

  by Amir Mohammad Shojaee @ Electropeak

  Home

*/

int pwmA = 10; //pwm motor A

int pwmB = 11;

int enA = 12;  //logic motor A

int enB = 13;

int buz = 4;

void setup() {

  pinMode(pwmA, OUTPUT);

  pinMode(pwmB, OUTPUT);

  pinMode(enA, OUTPUT);

  pinMode(enB, OUTPUT);

  pinMode(buz, OUTPUT);

}

void loop() {

  for (int x = 50; x < 200; x++) {

    digitalWrite(enA, HIGH);

    digitalWrite(enB, HIGH);

    analogWrite(pwmA, x);

    analogWrite(pwmB, x);

    delay(10);

  }

  for (int y = 200; y > 50; y--) {

    digitalWrite(enA, HIGH);

    digitalWrite(enB, HIGH);

    digitalWrite(buz, HIGH);

    analogWrite(pwmA, y);

    analogWrite(pwmB, y);

    delay(1);

  }

  digitalWrite(buz, LOW);

  delay(1000);

}

VMS: Module voltage

GND: Ground

MA1: Positive end for motor A

MA2: Negative end for motor A

MB1: Positive end for motor B

MB2: Negative end for motor B

PWMA: Speed control signal for motor A – This pin is connected to pin 10 of Arduino

PWMB: Speed control signal for motor B – This pin is connected to pin 11 of Arduino

ENA: Control signal for motor A – If HIGH, motor is in direct mode and if LOW, motor is rotating in reverse. This pin is connected to pin 12 of Arduino

ENB: Control signal for motor B – If HIGH, motor is in direct mode and if LOW, motor is rotating in reverse. This pin is connected to pin 13 of Arduino

Buzzer for make sound:

BUZ: Buzzer pin – This pin is connected to pin 4 of Arduino

Connection for control servo motor:

SER: PWM pin for control servo motor – This pin is connected to pin 9 of Arduino

Bluetooth connections:

BT2: Bluetooth Pins including +(3.3V) pins, (GND), RX (connected to D0) and TX (connected to D1)

Ultrasonic sensor connection:

ULT: connection pins to ultrasonic sensor including +(5V), (GND), Return (connected to D9) and Trigger (connected to D8)

RBG LED connection:

RGB: RGB: For connection to RGB LED including pins B (connected to D6), G (connected to D5) and R (connected to D3)

Other connections:

A/D: Analog and digital pins A0 to A5 for sensor and module use

D2: Digital pin 2 for sensor and module use

RS: Reset pin

GND: Ground

VCC: Board power supply – 3V, 5V

You can see the pinout of this module in the image below.

also read https://cendikialearning.blogspot.com/2022/01/bridge-mengabungkan-port-menjadi-1.html