.MODEL SMALL
.STACK
.DATA
    NO1 DB 46H
.CODE
    MOV AX,@DATA
    MOV DS,AX
;
    sub ah,ah
    MOV al,no1
    and al,0f0h ; get higher hex
;
    mov  cl,16
    idiv cl
;
    add al,'0'
    mov dl,al
    MOV AH,02 ; display high hex
    INT 21H
;
    MOV al,no1
    and al,00fh ; get lower hex
    add al,'0'
;
    mov dl,al
    MOV AH,02 ; display low hex
    INT 21H
;
    MOV AH,4CH
    INT 21H
END