PCF8575 IIC I2C I/O EXTENSION SHIELD MODULE

Have you run out of I/O pins? This great IC allows the user to expand up to 16 I/O using only two I/O for control! The PCF8575C is controlled through an I2C interface and features 16-bits of quasi-bidirectional input/output pins. Checkout the datasheet for more info!

Features:

• 16 individually addressable pins
• Each pin configurable for input or output
• Interrupt output pin
• Arduino pin expander extension