;bios routine direct calling page 100,100 title 'bios routine' .model small .stack 64 .data .code main proc far mov ax,@data mov ds,ax mov es,ax ; calling bios routine to show a charaacter on the screen mov ah, 0x0e mov al, '!' int 0x10 ;return to o.s mov ax,4c00h int 21h main endp end main
bios.asm(21) :error A2206 : missing operator in expression bios.asm(23) :error A2206 : missing operator in expression
mov ah, 0eh mov al, '!' int 10h
var
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