Feature

●I2C interface, I/O expansion module, two I/O scalability 8 I/O (up to 8 simultaneous use the PCF8574 expanded to 64 I/O).
●Access the target board support two interface types: Pin or row seat.
●I/O expansion shortage MCU I/O resources.
●PCF8574, I2C interface, 8-bit parallel port.
●Size: about 48mm * 16mm

Description