用VHDL编写的具有如下功能的电子密码锁：输入为八位二进制的电子密码锁 输入正确，开锁灯亮，输入错误，开锁警示灯亮，同时发出报警声音，按下复位键，报警消失，具有密码修改功能-Prepared using VHDL has the following features of electronic code lock: eight binary input to enter the correct electronic code loc