Missing characters using serial port.

Discussions related to using VirtualBox on Linux hosts.
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Teuniz
Posts: 1
Joined: 14. May 2008, 15:27

Missing characters using serial port.

Post by Teuniz »

When I use the serial port in Windows XP, I miss characters during receiving.
Serial port params are 115K2 8N1 (no flowcontrol).

This happens when an external device is sending a continues datastream to the serial port at the highest baudrate (115K2).
It looks likes Virtualbox is not able to handle all the data in time (empty the receivebuffer).
When I use a native Linux application to receive the same data at the same baudrate without flowcontrol, no characters are missing.
So it should be a bug in VB?

Is this a common problem in VB?

Regards,

Teuniz
frank
Oracle Corporation
Posts: 3362
Joined: 7. Jun 2007, 09:11
Primary OS: Debian Sid
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Linux, Windows
Location: Dresden, Germany
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Post by frank »

Yes, this is a bug, please open a bug report.
grizzlydan
Posts: 2
Joined: 28. Jul 2008, 21:10

Post by grizzlydan »

I have the same problem. I'm using Vista as host system.
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