51单片机+1602。《超市储物箱模拟程序》带proteus仿真，4个箱子，带震动报警，定时器生成随机密码。-51 MCU+1602. The supermarket storage box simulation program, with proteus simulation, four boxes with vibration alarm, timer generates a random password.

串口发送开始信号，数码管随机生成十位密码，然后通过按键选择六位密码，按下确认键，将密码发送至上位机(Serial port to send the start signal, the digital tube randomly generated ten password, and then press the button to select the six password, press the Enter key to send the password to the host compu