Question

3) Write a program to print out a random number from 1..100.

USING ASSEMBLY LANGUAGE

Answer 1

CODE

DATA SEGMENT

MSG1 DB 10,13,'RANDOM NUMBERS ARE : $'

MSG2 DB 10,13,' $'

RES DB 10 DUP ('$')

DATA ENDS

CODE SEGMENT

ASSUME DS:DATA CS:CODE

START:

MOV AX,DATA

MOV DS,AX

LEA DX,MSG1

MOV AH,9

INT 21H

LEA DX,MSG2

MOV AH,9

INT 21H

NXT:

MOV AH,2CH ; Set time function

INT 21H

MOV AX,DX ; DH=seconds,DL=hundredths of second

XOR AH,AH

LEA SI,RES

CALL HEX2DEC

LEA DX,RES

MOV AH,9

INT 21H

LEA DX,MSG2

MOV AH,9

INT 21H

JMP NXT

MOV AH,4CH

INT 21H

CODE ENDS

HEX2DEC PROC NEAR

MOV CX,0

MOV BX,10

LOOP1: MOV DX,0

DIV BX

ADD DL,30H

PUSH DX

INC CX

CMP AX,9

JG LOOP1

ADD AL,30H

MOV [SI],AL

LOOP2: POP AX

INC SI

MOV [SI],AL

LOOP LOOP2

RET

HEX2DEC ENDP

END START