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bluetoothCar.ino
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#include <AFMotor.h>
#include <SoftwareSerial.h>
#define BTTX 9
#define BTRX 10
SoftwareSerial SerialBT(BTTX, BTRX);
// inisialisasi motor
AF_DCMotor motor1(1, MOTOR12_1KHZ);
AF_DCMotor motor2(2, MOTOR12_1KHZ);
AF_DCMotor motor3(3, MOTOR34_1KHZ);
AF_DCMotor motor4(4, MOTOR34_1KHZ);
char val;
void setup()
{
Serial.begin(115200);
SerialBT.begin(9600); // baud rate untuk module bluetooth
motor1.setSpeed(255); // atur kecepatan motor
motor2.setSpeed(255); // atur kecepatan motor
motor3.setSpeed(255); // atur kecepatan motor
motor4.setSpeed(255); // atur kecepatan motor
}
void loop() {
if (SerialBT.available()) {
val = SerialBT.read();
// inisialisasi kondisi stop motor
motor1.run(RELEASE);
motor2.run(RELEASE);
motor3.run(RELEASE);
motor4.run(RELEASE);
// inisialisasi kondisi maju kedepan
if (val == 'F') {
motor1.run(FORWARD);
motor2.run(FORWARD);
motor3.run(FORWARD);
motor4.run(FORWARD);
}
// inisialisasi kondisi mundur ke belakang
if (val == 'B') {
motor1.run(BACKWARD);
motor2.run(BACKWARD);
motor3.run(BACKWARD);
motor4.run(BACKWARD);
}
// inisialisasi kondisi belok kiri
if (val == 'L') {
motor1.run(BACKWARD);
motor2.run(BACKWARD);
motor3.run(FORWARD);
motor4.run(FORWARD);
}
// inisialisasi kondisi belok kanan
if (val == 'R') {
motor1.run(FORWARD);
motor2.run(FORWARD);
motor3.run(BACKWARD);
motor4.run(BACKWARD);
}
// kondisi berhenti
if (val == 'S') {
motor1.run(RELEASE);
motor2.run(RELEASE);
motor3.run(RELEASE);
motor4.run(RELEASE);
}
}
}