B4R Question PCF8574 class

Discussion in 'B4R Questions' started by Mostez, Aug 24, 2019.

  1. Mostez

    Mostez Active Member

    I'd like to know how to use PCF8574 class in inline C or if it's easy to wrap it. I want to use this class to drive graphic lcds and expand IO pins for ESP8266. kindly note that my C knowledge is that good.

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