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Display module

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PCF8574 IIC LCD1602 adapter plate adapter module

1.on-board PCF8574 I2C bus 8 IO extended chips

2.on-board 10 k potentiometer is used to adjust the LCD backlight brightness

3.on-board IIC interface to external devices through the IIC protocol control LCD1602 LCD

4.power supply voltage: 2.5-6 v

5.the board size: 41.2 (mm) x15 (mm)