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Graphics Programming Black Book (Special Edition)
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zoa
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zen_list.exe
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LST9-10.ASM
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Assembly Source File
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1990-02-15
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242b
|
14 lines
;
; *** Listing 9-10 ***
;
; Times the performance of an 8-bit register DEC.
;
mov dl,100
call ZTimerOn
TestLoop:
dec dl ;8-bit register DEC
; (2 bytes long, uses mod-reg-rm
; form of DEC)
jnz TestLoop
call ZTimerOff