Virtual Serial Port Driver 绿色版

一个不错的虚拟串口调试工具.Virtual Serial Port Driver is an advanced utility, which emulates unlimited number of RS232 serial ports connected via virtual null-modem cable using special driver, which can be easily included in your own software providing simple and comfortable way to create and configure virtual serial ports directly from your application. In other words, with VSPD you can create any number of pure virtual serial ports in your system connected into pairs via virtual null-modem cable without having real serial ports occupied