PROGRAM 9


//  FILE NAME:  PROG9.CPP  PROGRAMMER NAME:  ANTHONY F. ORTIZ
//  THIS PROGRAM CREATES TWO FUNCTIONS, PEAK AND POKE.  PEAK READS A BYTE
//  OF MEMORY FROM A ADDRESS.  POKE WRITES A BYTE OF MEMORY TO AN ADDRESS.
#include 
#include 
enter_address (long int &address1, long int &address2);
display_contents (long int &address1, long int &address2);
unsigned char peak (long int address);
int main ()
{
    long int address1, address2;
    enter_address (address1, address2);
    display_contents (address1, address2);
    return 0;
}
enter_address (long int &address1, long int &address2)
{
    clrscr ();
    cout << "ENTER ADDRESS 1. ";
    cin >> address1;
    cout << "\nENTER ADDRESS 2. ";
    cin >> address2;
    return 0;
}
display_contents (long int &address1, long int &address2)
{
    unsigned char contents;
    long int count;
    clrscr ();
    cout << "HERE ARE THE CONTENTS OF ADDRESS " << hex << address2 << " THROUGH ADDRESS " << address1 << " IN HEX:\n\n";
    for (count = address2; count >= address1; count--)
    {
        contents = peak (count);
        cout << int (contents) << " ";
    }
    cout << "\n\nHERE ARE THE CONTENTS OF ADDRESS " << address2 << " THROUGH ADDRESS " << address1 << " IN CHAR:\n\n";
    for (count = address2; count >= address1; count--)
    {
        contents = peak (count);
        cout << char (contents) << " ";
    }
    return 0;
}
unsigned char peak (long int address)
{
    unsigned char far *farptr;
    unsigned char contents;
    farptr = (unsigned char far *) address;
    contents = *farptr;
    return (contents);
}

//  OUTFILE:  PROG9.OUT

ENTER ADDRESS 1. 1

ENTER ADDRESS 2. 10

HERE ARE THE CONTENTS OF ADDRESS a THROUGH ADDRESS 1 IN HEX:

85 0 16 b e5 10 3f 8c 50 1

HERE ARE THE CONTENTS OF ADDRESS a THROUGH ADDRESS 1 IN CHAR:

? ? ? ? ? ? ? ? ? ?




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