IBM AT Drive Types

Joe R. rigdonj at cfl.rr.com
Tue Jul 5 19:34:14 CDT 2005


At 01:41 PM 7/5/05 -0400, you wrote:
>Hello all,
>
>Believe it or not, I couldn't find this on google, so I humbly submit
>it here....
>
>Does anyone have a list of the built-in drive types from the original
>IBM AT?  I'd like the drive number, heads, cyls, and capacity if you
>have the list.  The setup program on the diagnostics disk only lets
>you pick a type, but it does not tell you what the choices are...
>
>Of course, I know that later computers came along with BIOSes that let
>you see the drive types instead of picking one out of thin air, but I
>don't know if these followed the AT choices...

   They don't!  They usually follow the AT types for the first ten or
fifteen or so but after that they differ AND the added settings are all
different in different clone BIOSs.

   Joe


>
>Thanks!
>Rich B.
>
>



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