customer need slave i2c on fr2522 to communicate with host mcu,but the hardware i2c pin is occupied by captive function,do we have reference code to simulte sw slave i2c on general gpio?
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customer need slave i2c on fr2522 to communicate with host mcu,but the hardware i2c pin is occupied by captive function,do we have reference code to simulte sw slave i2c on general gpio?
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