[Mono-list] C#/Mono Serial port communication

George Birbilis George Birbilis" <birbilis@kagi.com
Wed, 24 Nov 2004 20:04:53 +0200


are you trying this on Windows?
I assume the other guys meant to try this on Linux/UNIX

can try installing POSIX extensions for Windows I think (is called UNIX
SERVICES, free from MS/MSDN)
else just try opening the file "com1:" or maybe "com1"

also may need to tell Writeln method if it should spit out CR (#13) or CRLF
(#13#10, 2 chars), or use Write method to not spit out a carriage-return
and/or line-feed character at all

btw, on Windows using .NET you can make use of the COMinterop layer of .NET 
(not sure if Mono implements that one, may have to use MS implementation of 
.NET) and talk to the COMM ActiveX control from MS (see code at 
http://www.mech.upatras.gr/~robgroup/teams/logic/demos/index.html, the 
VJ#.net, VB6 and Delphi5 demos in particular, since the SunJava1.3 demo uses 
Java COMM API instead of that ActiveX control)

cheers,
George

-----
George Birbilis (birbilis@kagi.com)
Microsoft MVP J# for 2004
http://www.kagi.com/birbilis
--------------

> Unhandled Exception: System.IO.IOException: Win32 IO returned ERROR_SEEK.
> Path: /dev/rfcomm0
> in <0x00083> System.IO.FileStream:FlushBuffer ()
> in <0x0004f> (wrapper remoting-invoke-with-check)
> System.IO.FileStream:FlushBuffer ()
> in <0x00043> System.IO.FileStream:Flush ()
> in <0x00061> System.IO.StreamWriter:Flush ()
> in <0x00025> System.IO.StreamWriter:Dispose (bool)
> in <0x00010> System.IO.TextWriter:System.IDisposable.Dispose ()
> in <0x000f3> serialchattest.serialchattest:Main ()
>
>
> Unhandled Exception: System.IO.IOException: Win32 IO returned ERROR_SEEK.
> Path: /dev/rfcomm0
> in <0x00083> System.IO.FileStream:FlushBuffer ()
> in <0x0004f> (wrapper remoting-invoke-with-check)
> System.IO.FileStream:FlushBuffer ()
> in <0x00029> System.IO.FileStream:Dispose (bool)
> in <0x00013> System.IO.FileStream:Close ()
> in <0x0001e> System.IO.StreamReader:Dispose (bool)
> in <0x00010> System.IO.TextReader:System.IDisposable.Dispose ()
> in <0x00119> serialchattest.serialchattest:Main ()
>
>
> Unhandled Exception: System.IO.IOException: Win32 IO returned ERROR_SEEK.
> Path: /dev/rfcomm0
> in <0x00083> System.IO.FileStream:FlushBuffer ()
> in <0x0004f> (wrapper remoting-invoke-with-check)
> System.IO.FileStream:FlushBuffer ()
> in <0x00029> System.IO.FileStream:Dispose (bool)
> in <0x00013> System.IO.FileStream:Close ()
> in <0x0000b> System.IO.Stream:System.IDisposable.Dispose ()
> in <0x0013f> serialchattest.serialchattest:Main ()
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