IIC/I2C Serial Interface Adapter Module
$2.00
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Specifications:1- 5V power supply.2- Serial I2C control of LCD display using PCF8574.3-Backlight can be enabled or disabled via a jumper on the board.4- Contrast control via a potentiometer.5- Can have 8 modules on a single I2C bus (change address via solder jumpers)address, allowing.
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