;
; NUMOFF.ASM - Version 0.0
; Turns Off The NUM LOCK Key On AT-Class Machines
; (For IBM-Compatibles Running "Patched" Versions of CP/M-86)
; Freeware from Kirk Lawrence
; 
;
        cseg
        org     100h
        jmp     start
;
msg     db      13,10,'NUMOFF Version 0.0 - Turn Off The NUM LOCK Key'
        db      13,10,'Freeware from Kirk Lawrence',13,10,'$'
;
start:
        mov     cl,9
        mov     dx,offset msg
        int     224
        push    ax
        mov     ax,0040h
        mov     ds,ax
        pop     ax
        mov     bx,0017h
        and     byte ptr [bx],0DFh
        xor     cx,cx
        int     224
end