JoyStick Keypad Shield Expansion Board for Arduino

JoyStick Keypad Shield Expansion Board Game joystick Simulation Keyboard and Mouse Function Compatible with Arduino Nrf24l01 5110 Lcd I2c IIC

Feature:
Name: expansion board
This unit have Nokia 5110 LCD interface and nRF24L01 interface
Suitable for all version of arduino Main board, 2009 , UNO, mega 1280, mega 2560
Five momentary push buttons (4+ joystick select button, just like the playstation 3 analog stick push button)
Add I2C communication interface, easy connect with I2C devices
Easy and convenient to install/operate


Packing List:
1*JoyStick Expansion Board


Test code is as follows:
int FirstShotX , FirstShotY;
void setup()
{
for(int i=0; i<19; i++)
{
pinMode(i, INPUT);
digitalWrite(i, 1);
}
Serial.begin(9600);
FirstShotX = 0;
FirstShotY = 0;
}
void loop(){
int i, someInt, flag = 0;
for(i=4; i<11; i++)
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{
someInt = digitalRead(i);
if(someInt == 0)
{
flag =1;
break;
}
}
if(flag == 1)
{
switch(i)
{
case 4: Serial.println("--------> Button A"); break;
case 5: Serial.println("--------> Button B"); break;
case 6: Serial.println("--------> Button C"); break;
case 7: Serial.println("--------> Button D"); break;
case 8: Serial.println("--------> Button E"); break;
case 9: Serial.println("--------> Button F"); break;
case 10: Serial.println("--------> Button KEY"); break;
default: break;
}
flag=0;
}
int sensorValue = analogRead(A0);
if(FirstShotX == 0)
{
FirstShotX = sensorValue;
Serial.print("FirstShotX = ");
Serial.println(FirstShotX);
}
Serial.print("X = ");
Serial.println(sensorValue - FirstShotX);
sensorValue = analogRead(A1);
if(FirstShotY == 0)
{
FirstShotY = sensorValue;
Serial.print("FirstShotY = ");
Serial.println(FirstShotY);
}
Serial.print("Y = ");
Serial.println(sensorValue - FirstShotY);
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delay(200);
}