基于51单片机的零件计数器，独立开关模拟零件通过，1602显示零件数量，可通过串口与计算机通信，上传当前零件数量。-Based on 51 single-chip parts counter, through an independent switch analog parts, 1602 shows the number of parts, communication with the computer via the serial port Letter, upload the current number of parts.