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Fritz: All Fritz
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UTILFILE
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UNPROPTC.LZH
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SK111C.UNP
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1984-12-24
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2KB
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43 lines
The following documents the procedure to unprotect the copy-protected
version of Sidekick ver. 1.11c. All four sk programs calls a subroutine
to check for the modified track on the original.
The procedure is as follow:
* The user input is everything within the square bracket [].
1. Copy debug.com & all sidekick programs onto a new disk.
Put it in drive A.
2. At DOS prompt, type [debug sk.com<enter>]
A>debug sk.com
3. Then after the debug prompt, type [u 07fd<enter>]
-u 07fd
4. Pls check the following carefully. If it does not match, you have a
different version.
XXXX:07FD BC0020 MOV SP,2000
XXXX:0800 0E PUSH CS
XXXX:0801 E88686 CALL 8E8A
XXXX:0804 2E CS:
.
.
.
5. After the debug prompt, type [e 0801<enter>].
Then type [90 <space> 90 <space> 90 <enter>]
-e 0801
XXXX:0801 E8.90 86.90 86.90
6. Then type [w<enter> q<enter>]
-w
-q
7. Now you can copy the sidekick program to your harddisk and forget
about putting in the original disk in drive A every time you
start Sidekick.
For SKN.com, the program name in step 2 is SKN.COM.
The address in step 3 is 07db. The address in step 5 is 07df.
For SKC.com, the program name in step 2 is SKC.COM.
The address in step 3 is 07b8. The address in step 5 is 07bc.
For SKM.com, the program name in step 2 is SKM.COM.
The address in step 3 is 076b. The address in step 5 is 076f.