This is a I2C to IO expansion board based on CH432, an universal remote I/O expansion chip with a two-wire serial interface. It features: 8 bi-directional input/output pins: GPIO0 ~ GPIO7, which can ...
This document is aimed at the Arduino developers, radio experimenters, hobbyists and anyone interested in building a receiver based on the Si473X IC family from Silicon Labs. This project is about an ...
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