This is a 16x2 LCD Keypad module for Arduino Diecimila Duemilanove, UNO, MEGA1280, MEGA2560 board.

Blue Backlight with white words, adjustable backlighting

4 Bit Arduino LCD Library

Features:

3 The LCD Keypad shield is developed for Arduino compatible boards, to provide a user-friendly interface that allows users to go through the menu, make selections etc. It consists of a 1602 white character blue backlight LCD.

The keypad consists of 5 keys - select, up, right, down and left.

To save the digital IO pins, the keypad interface only uses one ADC channel.

The key value is read out through a 5 stage voltage divider.

1. 16x2 LCD Keypad module for Arduino