strahd_von_zarovich
Advanced Member level 4
Hi , i am planning to use a GPIO expander which is https://ww1.microchip.com/downloads/en/DeviceDoc/22103a.pdf (SSOP Package) , but i didnt understand what are INT A-B pins for , how do i use them ? Can't i send data to expander or read data from expander without those pins ?
