PCF8574 PCF8574T Module IO Extension I/O I2C Converter Board Geekcreit for Arduino - products that work with official Ar

Function introduction I O expansion module based on I2C interface can expand 8 I Os with 2 I Os more than 8 PCF8574 can be used simultaneously expand to 64 I Os Features Support two interface types to access the target board pin header or row seatSupport I2C bus cascading through the method of pin header and row socket docking multiple I2C modules can be used at the same time Typical Applications I O Expansion for MCUs with I O Resource ShortageMain resources PCF8574 I2C interface 8 bit parallel portPackage includes 1 3 5 10 20 x I O expansion module quantity optional

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Banggood