实时数据采集与控制系统可以通过串口通讯方式与下位机进行通讯，控制实验操作，参数设置和试验数据采集和保存。-Real-time data acquisition and control system of communication through the serial port to communicate with the next crew, control experimental operation, parameter setting and test data collection

Control DC Motor via Serial COM Port Schematic design by Orcad. VB Source code: motor com.frm Project1.vbp Project1.vbw