智能仪表与计算机通过RS232串行端口进行通信的数据采集程序，VB代码，仪表为XMT3001，不同的仪表仅通信协议不同-Intelligent Instrument and computer to communicate through the RS232 serial port data acquisition program, VB code, and instrumentation for the XMT3001, a different instrument is only a diff