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Discussion Groups | Matlab DSP | Re: device driver problems in windows 2000

Technical discussion about Matlab and issues related to Digital Signal Processing.

  

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device driver problems in windows 2000 - dshareall - Jul 17 16:44:00 2003



Hi.
I have developed a device driver (as an s function block) to
commuincate with a PCI board and in the RTWT(real time windows
target) enviroment. My driver works fine under windows 98. However,
when I try to build my model in windows 2000 it is producing Illegal
instruction detected error and segmentation error. I am able to
create my mex file successfully (mex myfile.c). I think there might
be some incompatibilty issues using inp() and outp() functions in
windows 2000. I would really appreciate if any one could help me with
this problem.

Regards
Dro Ghazarian





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Re: device driver problems in windows 2000 - Navin Kumar - Jul 17 16:55:00 2003

win2000 does not allow direct user access to the parallel port by the inp
and outp functions. there are several tricks to get around this. i recommend
taking a look at http://www.lvr.com/parport.htm . there are some
freeware/shareware programs that allow you to the same thing in 2000 as 98.
navin

==================================================
Hi.
I have developed a device driver (as an s function block) to
commuincate with a PCI board and in the RTWT(real time windows
target) enviroment. My driver works fine under windows 98. However,
when I try to build my model in windows 2000 it is producing Illegal
instruction detected error and segmentation error. I am able to
create my mex file successfully (mex myfile.c). I think there might
be some incompatibilty issues using inp() and outp() functions in
windows 2000. I would really appreciate if any one could help me with
this problem.

Regards
Dro Ghazarian

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