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PCF8574T PCF8574 IO Expansion Board Module I2C IO Expander Module 5pcs
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PCF8574T PCF8574 IO Expansion Board Module I2C IO Expander Module 5pcs
Price: US $17.82
PCF8574T PCF8574 IO Expansion Board Module I2C IO Expander Module (5pcs)
  • based on I2C interface of the I/O expansion module, 2 I/O scalable 8 I/O (can be used at the same time up to 8 PCF8574, expanded to 64 input/output (I/O)
  • Supports two interface type to access the target board: header or seat;Support I2C bus cascade (through the header, seat docking simulation,, at the same time using a plurality of I2C module)
  • the I/O resources in short supply and the MCU I/O expansion
  • PCF8574,I2C interface 8-bit parallel interface

Features: 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

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