• How can I use gpio that CLAC does not use, for my push buttons?

    My DIY voice recorder had some buttons to control record start & stop.

    To replace USB microphone to MAX9414 Microphone Amplifier, I bought CLAC board.

    MAX9414(https://blog.adafruit.com/2014/02/13/new-product-electret-microphone-amplifier-max9814-with…