PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino ESP8266 Raspberry Pi

PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino ESP8266 Raspberry Pi

This is the I/O extended module, which use for I2C interface, you can use two of the module to extend 8 I/O. Support cascading, and you can use at most 8 modules to extend 64 I/O at the same time. Can be changed the address by set toggle switch

PCB Size: 36 x 16mm/1.41*0.62"

1 x Extended Module

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