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2024-11-25

How Can I Simplify My Arduino Project Using The PCF8574 LCD Module?

What is the PCF8574 LCD Module?The PCF8574 is an I/O expander that connects to microcontrollers via the I2C protocol. It allows you to control multiple devices with just two wires, significantly reducing the number of pins needed on your Arduino board. This feature makes it ideal for projects where