; a short program to check how ; set and get pixel color works name "pixel" org 100h mov ah, 0 ; set display mode function. mov al, 13h ; mode 13h = 320x200 pixels, 256 colors. int 10h ; set it! mov cx, 10 ; column mov dx, 20 ; row mov al, 15 ; white mov ah, 0ch ; put pixel int 10h xor al, al ; al = 0 mov cx, 10 ; column mov dx, 20 ; row mov ah, 0dh ; get pixel int 10h ; pause the screen for dos compatibility: ;wait for keypress mov ah,00 int 16h ; return to text mode: mov ah,00 ; set display mode function. mov al,03 ; normal text mode 3 int 10h ; set it! ret