The HDMI switch is equipped with an infrared sensor as the only means of controlling it, so naturally, that was the path chosen for interfacing the ESP32 put inside the switch. Fortunately ...

[hw640] has put together a well written and detail packed explanation of how to interface with a digital rotary switch. These digital opto encoders have just two outputs with four possible logic ...

have muscled up to tackle the problem of the traditional network stack. They have formed the Open Compute Project (OCP) group and introduced the standard abstraction of the network switch. The ...