es the CPU to retrieve the contents of RAM location 02. After 
  saving the return address onto the stack, the instruction pointer IP is set 
  to the address that came from RAM.</p>
<p>The interrupt code is then executed. When complete the IRET command causes 
  the return from the interrupt. The CPU instruction pointer IP is set to the 
  address that was saved onto the stack earlier.</p>
<p>Hardware interrupts differ slightly from software interrupts. A software interrupt 
  is called with a comma