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CH32V003 I2C port expander #1

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drom opened this issue Apr 19, 2024 · 0 comments

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drom commented Apr 19, 2024 •

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Turn CH32V003 into I2C port expander

Features:

act as I2C slave
configurable own I2C address
convert other pins into GPIO ports
receive GPIO commands from I2C master
configurable physical to logical port remapping
ADC? SPI? UART? ...
interrupt pin?
emulate standard I2C expander chips

I2C expander chips

drom mentioned this issue

XAPOH v9.1.1 FW features AI6YP/XAPOH#2

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