Interfacing of Arduino with 74HC595 & 74HC165, increase input output pins of arduino, input output arduino, arduino 74hc595 74hc165 Hello friends, I hope you all are doing great. In today's tutorial, I am going to show you How to Interface Arduino with 74HC595 & 74HC165. I have already interfaced these shift registers separately with Arduino. In the first tutorial we have seen Arduino 74HC595 Interfacing in which I have disc ....