About the product
- Easy to use. Less I/O ports are occupied, only four - VCC, GND, SDA (serial data line), SCL (serial clock line).
- Components: Green 16x2 1602 lcd display + I2C serial interface backpack; 1602 lcd screen can display 2-lines x 16-characters with built-in industry standard HD44780 equivalent LCD controller.
- Default Address: 0x27 for PCF8574T chip; 0x3F for PCF8574AT chip
- How to wire: GND
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