User Manual

ROBOT . HEAD to TOE

Product User’s Manual – Shield LCD

1. INTRODUCTION

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 uses only one ADC

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

Features:

• Operate at 5V

• Uses Arduino LCD4Bit library

• Plug and Use with Arduino main board, no solder or fly-wiring needed.

• 2x16 LCD, White character, Blue backlight

• 6 push buttons