8086 assembly language program to display a character Edit
If you are an absolute beginner and if this is the first program you are trying to write. This first check this article before reading further. Check this video also.
In this article, we will write a simple program that would display a * on the screen. Please check the code below.
.model tiny .code org 100h main proc near mov ah,02h ; Dos function 02h to Write character to STDOUT mov dl,'*' ; character to write int 21h ; dos interrupt 21h mov ah,4ch ; Dos function to terminate the return to dos mov al,00 ; return code int 21h ; dos interrupt 21h ret endp end main