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Simtel MSDOS 1992 September
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Simtel20_Sept92.cdr
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msdos
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batutl
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batutl2.arc
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BRK.ASM
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Assembly Source File
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1988-04-20
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381b
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18 lines
TITLE BRK 1-12-85 [4-15-88]
;Toad Hall disassembly
;INITIAL VALUES : CS:IP 0000:0100
; SS:SP 0000:FFFF
CodeSeg SEGMENT
ASSUME DS:CodeSeg, SS:CodeSeg ,CS:CodeSeg ,ES:CodeSeg
ORG 100H
Brk proc near
MOV AH,0BH ;check kbd status
INT 21H ;AL=FF if char avail, 0 if no char avail
MOV AH,4CH ;return AL as errorlevel
INT 21H
Brk endp
CodeSeg ENDS
END Brk