Category : Unprotects for Games and Such
Archive   : UNPROT2.ZIP
Filename : SK.UNP

This is the procedure for bypassing the copy protection scheme used by
SIDEKICK, version 1.00A.

Using DEBUG on SK.COM, NOP out the CALL 8780 at location 071A ----+
|
Change the OR AL,AL at 072D to OR AL,01 --------+ |
| |
......and that's it! | |
| |
(BEFORE ZAP) | |
78A7:071A E86380 CALL 8780 <----------------------------+
78A7:071D 2E CS: | |
78A7:071E 8E163D02 MOV SS,[023D] | |
78A7:0722 2E CS: | |
78A7:0723 8B263F02 MOV SP,[023F] | |
78A7:0727 1F POP DS | |
78A7:0728 59 POP CX | |
78A7:0729 880E1300 MOV [0013],CL | |
78A7:072D 0AC0 OR AL,AL <----------+ |
| |
(AFTER ZAP) | |
78A7:071A 90 NOP <-----------------------------+
78A7:071B 90 NOP <-----------------------------+
78A7:071C 90 NOP <-----------------------------+
78A7:071D 2E CS: |
78A7:071E 8E163D02 MOV SS,[023D] |
78A7:0722 2E CS: |
78A7:0723 8B263F02 MOV SP,[023F] |
78A7:0727 1F POP DS |
78A7:0728 59 POP CX |
78A7:0729 880E1300 MOV [0013],CL |
78A7:072D 0C01 OR AL,01 <----------+








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