DIY MULTI FUNCTION SHIELD EXPANSION BOARD FOR ARDUINO

Sepcifications

4 digit 7-segment LED display module driven by two serial 74HC595's

4 x surface mount LED's in a parallel configuration

10K adjustable precision potentiometer

3 x Independent push buttons

Piezo buzzer

DS18B20 temperature sensor interface

LM35 temperature sensor interface

Infrared receiver interface

Serial interface header for convenient connection to serial modules such as Bluetooth, wireless interface, voice module, a voice recognition module etc