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I N T E R R U P T  H A N D L I N G  P R O G R A M S

1.

 Write a program in C  language using INT86 for changing the cursor size.
 
#include<dos.h>
void main( )
{
 union REGS in,out;
 int i;
 in.h.ah = 0x01;
 in.h.ch = 0x00;
 in.h.cl = 0x07;
 i = 0x10;
 int86(i,&in,&out)
}
     
   

2.

 Write a program in C  language using INT86 for changing display mode (from text to graphics).
 
#include<dos.h>
void main( )
{
 union REGS r;
 int i;
 r.h.ah = 0x00;
 r.h.al = 0x00;
 i = 0x10;
 int86(i,&r,&r);
r.h.ah = 0x4c;
i = 0x21;
int86(i,&r,&r);
}
     
   

2.

 Write a program in C  language using INT86 for changing display mode (from graphics to text).
#include<dos.h>
void main( )
{
 union REGS r;
 int i;
 r.h.ah = 0x00;
 r.h.al = 0x02;
 i = 0x10;
 int86(i,&r,&r);
r.h.ah = 0x21;
int86(i,&r,&r);
}