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working in more than 1280*1024 under Dos (Developers)

posted by Doug E-mail, 26.04.2013, 05:05

> I tried both utils at home but without success :(, VGA is NVidia GF9700GT.
> ...
> http://rayer.g6.cz/1tmp/edid/GET-EDID.TXT

Yeh, the Read-EDID web pages are a bit confusing.

"The *new* homepage of Read-EDID" webpage (pyrophobicman):

http://www.polypux.org/projects/read-edid/

contains *old* DOS binary v1.3.5 (2000) and *newer* source v1.4.2 and v2.0.0 (both 2008) -- but no .exe's of the newer versions. (Says the old DOS binary was compiled with DJGPP, so i'm assuming the newer sources could also be compiled for DOS).

"Old version of Read-EDID" webpage (John Fremlin):

http://john.fremlin.de/programs/linux/read-edid/old.html

says (old) GET-EDID will not work with bigger EDID data structures (> 128 bytes), which i'm assuming newer monitors will likely have. It also says that (old) PARSE-EDID will fail with EDID v1.3 structures (yikes!). I'm assuming this was fixed in newer versions of the source (but i haven't examined them). Again, keep in mind that the DOS binary on the "new" page is actually the "old" version!

I just tested (old) GET-EDID on a VBE 1.2 system, and as expected, it did not work (got the same infinite loop as RayeR did). It did work on my VBE 2.0 and older 3.0 systems, but not on my newer 3.0 system (same infinite looping).

Unfortunately, i don't have DJGPP set up, so i can't compile the newer Read-EDID version sources to see if they work.

- Doug B.

 

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