I2C Interface 1602 LCD Module with Keypad for Pi.

Features:

• The Matrix-12C_LCD1602_Keypad module is an easy-to-use display module based on the LCD1602.
• This module integrates the LCD1602 and the MCP23017 module. It has five programmable keys which allow users to control the LCD1602's display and external devices connected to the module.
• It has a potentiometer to adjust the LCD's back light.
  
• The LCD1602 can display up to 16x2 characters. It has a parallel interface. You can control it via two 12C channels.
  
• The MCP23017 has a 16-bit remote bidirectional 1/0 port, high speed 12C interface, three hardware address pins which make it able to connect up to eight devices. It communicates through 12C interface and converts input to parallel signals to the LCD1602.

• 12C interface, LCD display and backlight control
• 2.54 mm spacing pin
• 12C PCB dimension (mm): 57 x 80
• LCD1602 PCB dimension (mm): 36 x 80

Documents:

• Wiki

Package Includes:

• 1 x I2C Interface 1602 LCD Module with Keypad for Pi