| FtVspcCreatePort | The CreatePort method creates new virtual serial port. |
| FtVspcCreatePortOverlapped | The CreatePortOverlapped method creates new virtual serial port which can have the same name as existing physical port (e.g. COM1). |
| FtVspcRemovePort | The RemovePort method removes previously created virtual serial port. |
| FtVspcRead | The Read method reads buffered data from a virtual port. |
| FtVspcReadArray | The ReadArray method reads buffered data from a virtual port. This method is Visual Basic specific. |
| FtVspcWrite | The Write method writes data to virtual serial port. |
| FtVspcWriteArray | The WriteArray method writes data to virtual serial port. This method is Visual Basic specific. |
| FtVspcGetLastError | Retrieves last error code. |
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