LCD Keypad Shield V2.0

Description
Arduino Keypad LCD Shield V2.0 contains 16*2 LCD with contrast adjustment and backlight. LCD dispays white letters on blue background. It uses only an analog port to input the 5 keys' signal. Here is also a reset button. Still unused IO is prepared for expansion.
Not only it has the contrast adjustment key、backlight optional switch, but also has four directions buttons key、a select key and a reset button.
It also has four sensor analog interfaces、ultrasonic sensor interface, bluetooth module interface, APC220 wireless digital module communication interface. They are all independent、easier、convenient for application.
Arduino Keypad LCD Shield V2.0 is very easy and convenient for Sensors to indicate the data records.

Special Feature
1) It has four sensor analog interfaces
2) It has ultrasonic sensor interface
3) it has bluetooth module interface
4) It has APC220 wireless digital module communication interface
5) It has the contrast adjustment key、backlight optional switch、four directions buttons key、a select key and a reset button.
6) Size : 20.5mm×41mm
7) Weight : 57g


