Convert from hexadecimal hex to ascii 8086 Assembly. Very Useful proc

hextoasc proc near                 ;AX input , si point result storage addres
        push ax bx cx dx si di bp es
        mov cx,00h
        mov bx,0ah
        hexloop1:
                mov dx,0
                div bx
                add dl,'0'
                push dx
                inc cx
                cmp ax,0ah
                jge hexloop1
                add al,'0'
                mov [si],al
        hexloop2:
                pop ax
                inc si
                mov [si],al
                loop hexloop2
                inc si
                mov al,'$'
                mov [si],al
                pop es bp di si dx cx bx ax
                ret
endp