2. Joystick/DC Motor Example

int switchValue, xValue, yValue; //declare variables

int scaledXValue;

void setup(){

pinMode(9,OUTPUT); //initialize the motorIn1 pin as output

pinMode(10,OUTPUT); //initialize the motorIn2 pin as output

pinMode(2, INPUT);

digitalWrite(2, HIGH);

Serial.begin(9600);

}

void loop(){

switchValue=digitalRead(2); //read the button

xValue=analogRead(A0); //read x-axis

yValue=analogRead(A1); //read y-axis

Serial.print("Switch: ");

Serial.println(switchValue);

Serial.print("X-axis: ");

Serial.println(xValue);

Serial.print("Y-axis: ");

Serial.println(yValue);

Serial.print("\n\n");

while(switchValue==0){

analogWrite(9,255); // Turn the motor on clockwise, full speed (255)

analogWrite(10,0); //

switchValue=digitalRead(2); //read the button

}

analogWrite(9,0); //Turn the motor off

analogWrite(10,0); //

if(xValue>600){

scaledXValue=map(xValue,600,1023,0,255);

analogWrite(9,scaledXValue); // Turn the motor on clockwise, speed scaledXValue

analogWrite(10,0);

}

else if(xValue<400){

scaledXValue=map(xValue,400,0,0,255);

analogWrite(9,0); // Turn the motor on clockwise, speed scaledXValue

analogWrite(10,scaledXValue);

}

}