compass.asm

mov al, [82h]
sub al, 30h
add ax, ax
xchg ax, bx
mov si, template
mov ax, [bx+si+offstab-template]
mov bl, al
mov [bx+si], ah
mov dx, si
xchg ax, bp
int 21h
ret
template: db "   _N_"   ,13,10
          db "  /   \"  ,13,10
          db "W|  .  |E",13,10
          db " |     |" ,13,10
          db "  \_ _/"  ,13,10
          db "    S"    ,13,10,"$"
offstab:  db 12, '|'
          db 22, '/'
          db 22, '_'
          db 33, '\'
          db 42, '|'
          db 31, '/'
          db 20, '_'
          db 20, '\'