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 seat
Support 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 Shortage
Main resources:PCF8574, I2C interface, 8-bit parallel port
Package includes
5 x I/O expansion module
Additional information
| Weight | 0.03 kg |
|---|
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