Virtual university Of Pakistan

CS401 Assigment  ; print string using bios service [org 0x0100] jmp start message: db 'Mc...... name' ; subroutine to clear the screen clrscr: push es push ax push cx push di mov ax, 0xb800 mov es, ax ; point es to video base xor di, di ; point di to top right column mov ax, 0x0720 ; space char in normal attribute mov cx, 3000 ; number of screen locations cld ; auto increment mode rep stosw ; clear the whole screen pop di pop cx pop ax pop es ret start: call clrscr; mov ah, 0x13 ; service 13 - print string mov al, 1 ; subservice 01 ? update cursor mov bh, 0 ; output on page 0 mov bl, 7 ; normal attrib mov dx, 0x0F07 ; row 10 column 3 mov cx, 24 ; length of string push cs pop es ; segment of string mov bp, message ; offset of string int 0x10 ; call BIOS video service mov ax, 0x4c00 ; terminate program int 0x21

Write an assembly language code to print your VU ID and Name as shown in example figure given below   using String Instructions.VU ID and Name text color must be green and it should have blue  background. Explain each instruction of program and also provide/paste snapshot of final output on the Screen.   Note: Before displaying VU ID and Name on screen, clear the screen. You will not be able to display VU ID and Name on screen in Windows so you will have to use the DOSBOX 1. Print your own VU ID and Name on screen otherwise your file will be awarded zero marks . 2.  You will submit your code written in Word file.