3pcs RobotDyn Graphic LCD 12864 Adapter Module Backlight Driver Board

Feature This is I2C adapter for Graphic LCD 128x64 very suitable for interactive work with Raspberry In this adapter used driver MCP23017 For instruction and libraries you can find information here www gammon com au forum id 10940For change I2C adress you can folow infromation on bottom side of board Control of backlight Normal backlight use power 5V from 5V and can ajust with potentiometer If you need control of backlight from microcontroller pls cut off connection of backlight on top side of board and connect the Pin LED to any PWM out of microcontroller In set have male pin headers for connecting adapter to Graphics LCD screen Package includes 3 x Graphic LCD 12864 Adapter Module