assume cs:code
a segment
db 1,2,3,4,5,6,7,8
a ends
b segment
db 1,2,3,4,5,6,7,8
b ends
d segment
db 0,0,0,0,0,0,0,0
d ends
code segment
start: mov ax,b
mov es,ax
mov ax,d
mov ds,ax
mov bx,0
mov cx,8
s: mov al,es:[bx]
mov [bx],al
inc bx
loop s
mov bx,0
mov cx,8
s1: mov al,cs:[bx]
add [bx],al
inc bx
loop s1
mov ax,4c00h
int 21h
code ends
end start
assume cs:code
a segment
dw 1,2,3,4,5,6,7,8,9,0ah,0bh,0ch,0dh,0eh,0fh,0ffh
a ends
b segment
dw 0,0,0,0,0,0,0,0
b ends
code segment
start: mov ax,cs
mov ss,ax
mov sp,48
mov ax,a
mov dx,ax
mov bx,0
mov cx,8
s: push [bx]
add bx,2
loop s
mov bx,0
mov cx,8
s0:pop [bx]
add bx,2
loop s0
mov ax,b
mov ss,ax
mov sp,16
mov bx,0
mov cx,8
s1:push [bx]
add bx,2
loop s1
mov ax,4c00h
int 21h
code ends
end start