Dissecting a 433MHz Remote Control Device: What is Rolling Code and the KeeLoQ Algorithm?

Dissecting a 433MHz Remote Control Device: What is Rolling Code and the KeeLoQ Algorithm?

The control gate of the underground water well pump at my hometown can be remotely controlled from a distance using a remote control. This way, when watering, one does not have to run over to push the gate, which is very convenient. Last time I went home, my mother said the accompanying remote control was … Read more