电子密码锁 实现添加用户 删除用户 修改密码 查询开锁记录等功能-Electronic code lock Implemented add user Delete a user Modify password Features such as queries to unlocked records

单片机密码锁 可以实现输入 修改 密码等功能-SCM can enter the password to change the password lock function

此程序是电子设计的大赛的程序，功能是电子门控的程序，实现了设置密码和修改密码的功能，就是市场上的密码锁功能。只作为参考，供初学者学习，开发产品就算了。-This program is an electronic design contest procedures, functional electronic gating procedures to achieve the set password and change password feature is password lock func

在stm32f103上跑freertos操作系统并移植RC522 RFID模块实现验证密码，修改数据基本功能-Run STM32F103 on the FreeRTOS operating system and transplant RFID RC522 module to verify the password, modify the basic functions of the data