利用串口采集数据，并将采集到的数据绘制成波形-The use of serial data collection, and data collected by drawing into a waveform

利用vb 6.0 开发分贝的采集，使用串口通信。RS232协议。并把采集的数据绘制成图形显示出来。-Developed using vb 6.0 dB collection, use serial communication. RS232 protocol. And the data collected into a graphic display drawing.

一个使用VB.NET编的旋转机械绘图的上位机，其中有串口通信，鼠标绘图等部分可供参考-Compiled using VB.NET rotating mechanical drawing the host computer, serial communication, mouse, graphics, and other parts available

水位控制的上位机VB编程，采集到当前水位，发送至PC机，可以设定上下阈值，并对于阈值及其当前数据画图-VB programming, water level control of the upper machine to collect to the current level, sent to the PC, can set the upper and lower threshold, and drawing for the threshold value and the current da