EDA数字密码锁设计：基于FPGA芯片，采用VHDL语言设计，具有键入预设6位密码，3次出错报警，复位等功能。-EDA digital code lock design: Based on the FPGA chip using VHDL, type the default 6 with the password 3 times error alarm, reset and other functions.

Digital Security Lock This a Digital Security Lock which can take input a code and unlock a door or anything interface as *2345# 2345 is default code. LCD is interface to show result.-Digital Security Lock This is a Digital Security Lock which

密码锁能通过数码管显示行列式键盘中的键码，输入密码正确时发出“滴-”声并开锁，密码不正确则发出“滴-滴-滴-”，五次错误即锁定，不可再试。-Lock through the digital display determinant keyboard key code, enter the password correctly issued a "drop-" sound and unlock the password is incorrect then issued a "drip- drip-

基于VHDL的智能数码锁，可以实现电子密码锁的各种功能-Intelligent digital lock based on VHDL, various functions can realize the electronic code lock