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s1_code.html
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<!DOCTYPE html>
<html>
<head>
<title>voice code</title>
</head>
<body>
<pre style="font-size: 2em;color: #fff;background-color: #000;">
<code>
//voice controlled car
#include <AFMotor.h>
#include <Servo.h>
String voice;
AF_DCMotor motor1 (1, MOTOR12_1KHZ);
AF_DCMotor motor2 (2, MOTOR12_1KHZ);
Servo myServo;
void setup()
{
Serial.begin(9600);
myServo.attach(10);
myServo.write(90);
}
void loop()
{
while (Serial.available()){
delay(10);
char c = Serial.read();
if (c == '#') {break;}
voice += c;
}
if (voice.length() > 0){
if(voice == "*go ahead"){
forward_car();
}
else if(voice == "*go back"){
back_car();
}
else if(voice == "*right") {
right_car();
}
else if(voice == "*left") {
left_car();
}
else if(voice == "*stop") {
stop_car();
}
voice="";
}
}
void forward_car()
{
motor1.run(FORWARD);
motor1.setSpeed(700);
motor2.run(FORWARD);
motor2.setSpeed(700);
delay(2000);
motor1.run(RELEASE);
motor2.run(RELEASE);
}
void back_car()
{
motor1.run(BACKWARD);
motor1.setSpeed(700);
motor2.run(BACKWARD);
motor2.setSpeed(700);
delay(2000);
motor1.run(RELEASE);
motor2.run(RELEASE);
}
void right_car()
{
myServo.write(0);
delay(1000);
myServo.write(90);
delay(1000);
motor1.run(FORWARD);
motor1.setSpeed(190);
motor2.run(BACKWARD);
motor2.setSpeed(190);
delay(1000);
motor1.run(RELEASE);
motor2.run(RELEASE);
}
void left_car()
{
myServo.write(180);
delay(1000);
myServo.write(90);
delay(1000);
motor1.run(BACKWARD);
motor1.setSpeed(190);
motor2.run(FORWARD);
motor2.setSpeed(190);
delay(1000);
motor1.run(RELEASE);
motor2.run(RELEASE);
}
void stop_car ()
{
motor1.run(RELEASE);
motor2.run(RELEASE);
}
</code>
</pre>
</body>
</html>