Chessboard (emu8086)

org 100h

mov ah,0
mov al,13h
int 10h

mov ah,0ch
mov al,08h
mov cx,10h
mov dx,10h
int 10h

mov bl,128
firstline:
int 10h
inc cx
dec bl
jnz firstline

mov bl,80
secondline:
int 10h
inc dx
dec bl
jnz secondline

mov bl,128
thirdline:
int 10h
dec cx
dec bl
jnz thirdline

mov bl,80
fourthline:
int 10h
dec dx
dec bl
jnz fourthline
int 10h

mov ah,0ch
mov al,08h
mov cx,20h
mov dx,10h
int 10h

mov bl,80
gridrowone:
int 10h
inc dx
dec bl
jnz gridrowone
int 10h

mov ah,0ch
mov al,08h
mov cx,30h
mov dx,10h
int 10h

mov bl,80
gridrowtwo:
int 10h
inc dx
dec bl
jnz gridrowtwo
int 10h

mov ah,0ch
mov al,08h
mov cx,40h
mov dx,10h
int 10h

mov bl,80
gridrowthree:
int 10h
inc dx
dec bl
jnz gridrowthree
int 10h

mov ah,0ch
mov al,08h
mov cx,50h
mov dx,10h
int 10h

mov bl,80
gridrowfour:
int 10h
inc dx
dec bl
jnz gridrowfour
int 10h

mov ah,0ch
mov al,08h
mov cx,60h
mov dx,10h
int 10h

mov bl,80
gridrowfive:
int 10h
inc dx
dec bl
jnz gridrowfive
int 10h

mov ah,0ch
mov al,08h
mov cx,70h
mov dx,10h
int 10h

mov bl,80
gridrowsix:
int 10h
inc dx
dec bl
jnz gridrowsix
int 10h

mov ah,0ch
mov al,08h
mov cx,80h
mov dx,10h
int 10h

mov bl,80
gridrowseven:
int 10h
inc dx
dec bl
jnz gridrowseven
int 10h

mov ah,0ch
mov al,08h
mov cx,10h
mov dx,20h
int 10h

mov bl,128
gridcolone:
int 10h
inc cx
dec bl
jnz gridcolone
int 10h

mov ah,0ch
mov al,08h
mov cx,10h
mov dx,30h
int 10h

mov bl,128
gridcoltwo:
int 10h
inc cx
dec bl
jnz gridcoltwo
int 10h

mov ah,0ch
mov al,08h
mov cx,10h
mov dx,40h
int 10h

mov bl,128
gridcolthree:
int 10h
inc cx
dec bl
jnz gridcolthree
int 10h

mov ah,0ch
mov al,08h
mov cx,10h
mov dx,50h
int 10h

mov bl,128
gridcolfour:
int 10h
inc cx
dec bl
jnz gridcolfour
int 10h

;whitespace
mov ah,0ch
mov al,0Fh
mov cx,21h
mov dx,11h
int 10h

whiteone:
inc cx
int 10h
cmp cx,30h
jne whiteone

mov cx,20h
inc dx
cmp dx,20h
jb whiteone
int 10h

mov ah,0ch
mov al,0Fh
mov cx,41h
mov dx,11h
int 10h

whitetwo:
inc cx
int 10h
cmp cx,50h
jne whitetwo

mov cx,40h
inc dx
cmp dx,20h
jb whitetwo
int 10h

mov ah,0ch
mov al,0Fh
mov cx,61h
mov dx,11h
int 10h

whitethree:
inc cx
int 10h
cmp cx,70h
jne whitethree

mov cx,60h
inc dx
cmp dx,20h
jb whitethree
int 10h

mov ah,0ch
mov al,0Fh
mov cx,81h
mov dx,11h
int 10h

whitefour:
inc cx
int 10h
cmp cx,90h
jne whitefour

mov cx,80h
inc dx
cmp dx,20h
jb whitefour
int 10h

;column2

mov ah,0ch
mov al,0Fh
mov cx,11h
mov dx,21h
int 10h

whitefive:
inc cx
int 10h
cmp cx,20h
jne whitefive

mov cx,10h
inc dx
cmp dx,30h
jb whitefive
int 10h

mov ah,0ch
mov al,0Fh
mov cx,31h
mov dx,21h
int 10h

whitesix:
inc cx
int 10h
cmp cx,40h
jne whitesix

mov cx,30h
inc dx
cmp dx,30h
jb whitesix
int 10h


mov ah,0ch
mov al,0Fh
mov cx,51h
mov dx,21h
int 10h

whiteseven:
inc cx
int 10h
cmp cx,60h
jne whiteseven

mov cx,50h
inc dx
cmp dx,30h
jb whiteseven
int 10h

mov ah,0ch
mov al,0Fh
mov cx,71h
mov dx,21h
int 10h

whiteeight:
inc cx
int 10h
cmp cx,80h
jne whiteeight

mov cx,70h
inc dx
cmp dx,30h
jb whiteeight
int 10h

;column3

mov ah,0ch
mov al,0Fh
mov cx,21h
mov dx,31h
int 10h

whiteten:
inc cx
int 10h
cmp cx,30h
jne whiteten

mov cx,20h
inc dx
cmp dx,40h
jb whiteten
int 10h

mov ah,0ch
mov al,0Fh
mov cx,41h
mov dx,31h
int 10h

whiteeleven:
inc cx
int 10h
cmp cx,50h
jne whiteeleven

mov cx,40h
inc dx
cmp dx,40h
jb whiteeleven
int 10h

mov ah,0ch
mov al,0Fh
mov cx,61h
mov dx,31h
int 10h

whitetwelve:
inc cx
int 10h
cmp cx,70h
jne whitetwelve

mov cx,60h
inc dx
cmp dx,40h
jb whitetwelve
int 10h

mov ah,0ch
mov al,0Fh
mov cx,81h
mov dx,31h
int 10h

whitethirteen:
inc cx
int 10h
cmp cx,90h
jne whitethirteen

mov cx,80h
inc dx
cmp dx,40h
jb whitethirteen
int 10h

;column4

mov ah,0ch
mov al,0Fh
mov cx,11h
mov dx,41h
int 10h

whitefourteen:
inc cx
int 10h
cmp cx,20h
jne whitefourteen

mov cx,10h
inc dx
cmp dx,50h
jb whitefourteen
int 10h

mov ah,0ch
mov al,0Fh
mov cx,31h
mov dx,41h
int 10h

whitefifteen:
inc cx
int 10h
cmp cx,40h
jne whitefifteen

mov cx,30h
inc dx
cmp dx,50h
jb whitefifteen
int 10h


mov ah,0ch
mov al,0Fh
mov cx,51h
mov dx,41h
int 10h

whitesixteen:
inc cx
int 10h
cmp cx,60h
jne whitesixteen

mov cx,50h
inc dx
cmp dx,50h
jb whitesixteen
int 10h

mov ah,0ch
mov al,0Fh
mov cx,71h
mov dx,41h
int 10h

whiteseventeen:
inc cx
int 10h
cmp cx,80h
jne whiteseventeen

mov cx,70h
inc dx
cmp dx,50h
jb whiteseventeen
int 10h

;column5

mov ah,0ch
mov al,0Fh
mov cx,21h
mov dx,51h
int 10h

whiteeighteen:
inc cx
int 10h
cmp cx,30h
jne whiteeighteen

mov cx,20h
inc dx
cmp dx,60h
jb whiteeighteen
int 10h

mov ah,0ch
mov al,0Fh
mov cx,41h
mov dx,51h
int 10h

whitenineteen:
inc cx
int 10h
cmp cx,50h
jne whitenineteen

mov cx,40h
inc dx
cmp dx,60h
jb whitenineteen
int 10h

mov ah,0ch
mov al,0Fh
mov cx,61h
mov dx,51h
int 10h

whitetwenty:
inc cx
int 10h
cmp cx,70h
jne whitetwenty

mov cx,60h
inc dx
cmp dx,60h
jb whitetwenty
int 10h

mov ah,0ch
mov al,0Fh
mov cx,81h
mov dx,51h
int 10h

whitetwentyone:
inc cx
int 10h
cmp cx,90h
jne whitetwentyone

mov cx,80h
inc dx
cmp dx,60h
jb whitetwentyone
int 10h




ret