16 X 2 LCD Keypad Shield for Arduino

Introduction

LCD keypad shield for Arduino operates at 5V.

• Includes a 2x16 LCD display and 6 momentary push buttons
• Use digital pins 4, 5, 6, 7, 8, 9, 10, and analog pin 0 to interface with the LCD
• Do not use Pin 10 while this shield is connected
• LCD color is green.

The LinkSprite 16 X 2 LCD Keypad Shield for Arduino includes a 2x16 LCD display and 6 momentary push buttons. Pins 4, 5, 6, 7, 8, 9 and 10 are used to interface with the LCD. Analog Pin 0 is used to read the pushbuttons. The shield operates at 5V.

Note: all new LCD shields with paper enclosure use pin 10 as brightness control.

Model:LCD_16_2_SHIELD

Features

• 16x2 LCD using HD44780-compatible display module (white characters on blue background).
• 5 buttons on one analog input (A0).
• LCD backlight with current limiting, brightness and on/off controllable by D3, can be moved to D2, D10, A1, A2, A3, A4 or A5 for easy project pin compatibility.
• Recessed LCD, panel mount screw holes and button layout suitable for panel or cabinet mounting if desired.
• Reset button.
• Power supply smoothing capacitor.
• Pins used by shield clearly marked, LiquidCrystal library setup reference is on the bottom of the pcb for convenience.

Cautions

The warnings and wrong operations possible cause dangerous.

Schematic

• Schematic V1.0 in PDF

• Schematic V0.01 in PDF

FAQ

Please list your question here:

Support

If you have questions or other better design ideas, you can go to our forum to discuss or creat a ticket for your issue at linksprite support.

Resources

• PDF Files

• LCD keypad Shields User Guides in PDF

• 16X2 LCDKeypad Shield Schematic in PDF

• Wiki in PDF

• LCD Datasheet

• ZIP Files

• LCD 4Bit Mod

• LCD Keypad Library

• Key Grabber Library V2

See Also

Other related products and resources.

Licensing

This documentation is licensed under the Creative Commons Attribution-ShareAlike License 3.0 Source code and libraries are licensed under GPL/LGPL, see source code files for details.