系统由单片机、显示器、键盘等部分组成，利用显示器来显示密码锁输入的相关信息，系统上电时内部默认两组数字密码（4位或4位以上）；设置其他另外密码，或进行密码校验，密码输入正确则模拟打开密码锁(The system is composed of MCU, LCD, keyboard and other components, using the display to display information related to input password lock, when power on i

系统由单片机、显示器等部分组成，利用显示器来显示密码锁输入的相关信息，系统上电时内部默认两组数字密码（4位或4位以上）；设置其他另外密码，或进行密码校验，密码输入正确则模拟打开密码锁(The system is composed of MCU, display and other components, using the display to display information related to input password lock, when power on internal d

系统由单片机、显示器等部分组成，利用显示器来显示密码锁输入的相关信息，系统上电时内部默认两组数字密码（4位或4位以上）；设置其他另外密码，密码输入正确则模拟打开密码锁(The system is made up of single-chip microcomputer, display and other parts. It displays relevant information of the password lock using the display. When the system

系统由单片机、显示器等部分组成，利用显示器来显示密码锁输入的相关信息，密码输入正确则打开密码锁通过PM函数产生而为PM随机海面，产生模拟海面，进而进行计算模拟(The system is made up of single-chip microcomputer, display and other parts. It displays relevant information of the password lock using the display. If the password is e