MCP23017 12864 I2C LCD Graphic Converter Backpack Adapter Display

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Detail MCP23017 12864 I2C LCD Graphic Converter Backpack Adapter Display

This is a brand-new design, uses MCP23017 chip, it is compatible with 1602 and 12864 liquid crystal screens, through this module is switched, use I2C communication, only need two MCU I/Os to be able to realize the liquid crystal to drive the display. The potentiometer on the module can achieve contrast adjustment. You can also unplug the jump cap to turn off the backlight or adjust the brightness through PWM. We provide wiring diagram and for arduino sample code.


1. Master chip: MCP23017, I2C interface
2. Support 1602, 2004, 12864LCD.
3. For Arduino wiring diagram is given, provide code.
4. 5v Serial interface board.


Package include:

1 x MCP23017 1602/2004/12864 LCD Driver Module I2C IIC Serial Interface Adapter Board Contrast Adjustment With Pins For Arduino

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MCP23017 12864 I2C LCD Graphic Converter Backpack Adapter Display
MCP23017 12864 I2C LCD Graphic Converter Backpack Adapter Display
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