Graduation thesis of electronic password lock of single chip microcomputer
After power failure or reset, the program will run again. Of course, your initial password is the same. What microcontroller do you use, 5 1? It is suggested to choose a single chip microcomputer with data memory, such as PIC and NEC, and write your initial password in the memory, so that you can set it at will, and there is no situation that the program will be restarted after reset and the initial state will remain unchanged.