用虚拟机COM方式很慢.试试用这个吧,这个据说能提高十几倍哟.里面的read.txt文件我在VMWare中安装做了一下简要的中文说明. irpfind produces ~450KB/s traffic on VirtualBox and ~150KB/s on VMWare, significantly outperforming standard ~10KB/s COM Port-COM way using virtual machine is slow. Try it with thi

dEVICE DRIVER FOR SERIAL COM PORT USING FT232 CHIPS

vbs控制串口的读取写入小程序，引用很简单，适合开发-VBS com port reader