ITEM NAME:Arduino PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module & Raspbe-z J Pb Description: 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) Most important feature: 1. Supports two interface types access target board: Pin or row seat, Support I2C bus cascade (by pin header row seat docking methods can be used simultaneously multiple I2C modules) Typical application: I / O resource shortage MCU I / O expansion Main resources: the PCF8574 I2C interface, 8-bit parallel Information includes: Test procedures (AVR, STM8, C8051F) Circuit schematics Related PDF data Package Included: 1 x PCF8574 IO Expansion Board.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). Main resources: the PCF8574 I2C interface, 8-bit parallel. 1 x PCF8574 IO Expansion Board.
