This article and design code were written by FPGA enthusiast Xiao Meige. Without the author's permission, this article is only allowed to be copied and reproduced on online forums, and the original au
Introduction Many people who want to learn microcontrollers ask me the first question: how can I learn microcontrollers well? For this question, I will tell you today how I started to learn microcontr
Our company wants to develop an access control system that uses EM cards and remote controls to unlock the door, and also needs to implement a timed unlocking function. Is there any expert who has mad