采用verilog编写的4位密码锁，输入4位密码，带有返回重新输入功能，经过确定验证后，如果密码正确，则发出灯亮，如果错误则蜂鸣器报警。通过实验-Using verilog written four locks, enter the 4-digit password, after determining verify if the password is correct, then the issue lights, the buzzer alarm if an error. Experimen