LCD + Keypad Shield

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Product Description

16x2 LCD Keypad Shield

Operating Voltage: 5V
HD44780 1602 LCD
Keypad consists of 5 keys which are read on A0 through a 5 stage voltage divider.
Uses 4 Bit Arduino LCD Library

Links
https://www.dfrobot.com/wiki/index.php/Arduino_LCD_KeyPad_Shield_(SKU:_DFR0009)
http://www.instructables.com/id/Arduino-LCD/
https://create.arduino.cc/projecthub/niftyjoeman/osepp-lcd-and-keypad-shield-d5b46e