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wjwwood / serial

Cross-platform, Serial Port library written in C++
http://wjwwood.github.com/serial/
MIT License
2.11k stars 1.02k forks source link

Use `PurgeComm` for flush #294

Open nagayev opened 8 months ago

nagayev commented 8 months ago

NOTE about FlushFileBuffers:

If hFile is a handle to a communications device, the function only flushes the transmit buffer.

Source: https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-flushfilebuffers