16X2 LCD character display with additional features.

6 push buttons: four arranged in arrow keys and two more on the side
2 RJ11 ports for long and robust connections with sensors or control devices
Optional buzzer and LED in place of the RJ11 ports
Real time clock with battery backup keeps the time when Arduino is turned off
EEPROM for easy data logging keeps data when Arduino is turned off
GPS connector and breakout for the EM-406A GPS module
Reset button
All Arduino pins are brought out for maximal flexibility.

D2: LCD D6 D3: Right button D4: LCD D7 D5: Up button D6: LCD D5 D7: LCD D4 D8: LCD RS D9: LCD EN D10: Down button D11: Left button A0: "B" button A1: "A" button A2: Buzzer A3: LED A4: I2C A5: I2C

         Tags: buttons , eeprom , gps , lcd , rtc 

Arduino John Liu Phi-1 Shield Pinouts

				AREF
				GND
				D13 / SCK
				D12 / MISO
RESET				D11/MOSI~
3.3V				D10 / SS ~
5V				D9 ~
GND				D8
GND
VIN				D7
				D6 ~
A0				D5 ~
A1				D4
A2				D3 ~
A3				D2
A4				D1 / TX
A5				D0 / RX