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Richard Holland
Username: bigdutch

Registered: N/A
Posted on Monday, Jan 11, 2010 - 10:05:   

Hi
I am using a low level access routine you can get for Delphi that uses Int13. The physicalLO parameter is giving me 4000185 total sectors for a CF card but WinHex is giving 4001760 when viewing the physical medium.

Does anybody have an clues. The problem is generic with all media.

Regards

Richard
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Alfons Kramer
Username: admin3

Registered: 4-2004
Posted on Monday, Jan 11, 2010 - 10:53:   

Int13 is just a path to the medium. More relevant here is the layer the numbers referring to. WinHex reports READ NATIVE MAX ADDRESS. This might be different from what DEVICE IDENTIFY reports (and what a user sees). The difference is sometimes called HOST PROTECTED AREA.

To verify this, invoke the technical details report (specialist and above).
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Richard Holland
Username: bigdutch

Registered: N/A
Posted on Monday, Jan 11, 2010 - 19:16:   

Hi Alfons

Yes, Int13 is not seeing surplus sectors!

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