Control Robot Arm with your Android Phone

/*
	This code is for controlling MeArm using 1Sheeld gamepad shield
	The Robot is 4 servo motors //link to get fritzing for the robot
	Used arduino uno and 1sheeld
	a_atef45@yahoo.com
	www.zerosnones.net
	+201153300223
*/

// Defining the shield needed only (gamepad), this will save memory
#define CUSTOM_SETTINGS
#define INCLUDE_GAMEPAD_SHIELD

// Include OneSheeld.h and Servo.h for controlling servo's
#include <OneSheeld.h>
#include <Servo.h>

// Making servo objects
Servo base;
Servo shoulder;
Servo elbow;
Servo hand;

// Global varianles for initializing the servo motors positions
int basePos=90;
int shoulderPos=60;
int elbowPos=90;
int handPos=90;

// Setup code runs only one time
void setup()
{
	// Begging the onesheeld
	OneSheeld.begin();
	
	// Attach servo motors
	// Base on 8, shoulder on 9, elbow on 10 and hand on 11
	base.attach(8);
	shoulder.attach(9);
	elbow.attach(10);
	hand.attach(11);
}

// Loop code runs reaptrepeatedly
void loop()
{
	// Controlling base
	// Right moves the base to right and left moves it to left
	if(GamePad.isRightPressed()) {
		basePos-=8;
	} else if(GamePad.isLeftPressed()) {
		basePos+=8;
	}
	// Controlling elbow
	// Up moves the elbow up and down gets it down
	if(GamePad.isUpPressed()) {
		elbowPos+=8;
	} else if(GamePad.isDownPressed()) {
		elbowPos-=8;
	}
	// Controlling shoulder
	// Orange button moves it forward and green moves it backward
	if(GamePad.isOrangePressed()) {
		shoulderPos+=8;
	} else if(GamePad.isGreenPressed()) {
		shoulderPos-=8;
	}
	// Controlling hand
	// Red closes the hand and blue opens it
	if(GamePad.isRedPressed()) {
		handPos+=8;
	} else if(GamePad.isBluePressed()) {
		handPos-=8;
	}
	
	// Move the servo motors to it's new positions
	base.write(basePos);
	shoulder.write(shoulderPos);
	elbow.write(elbowPos);
	hand.write(handPos);
	
	// Delay before run again
	delay(60);
}