qa.hlp (Table of Contents; Topic list)
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Int 21H Function 25H
   Summary  Notes  Example  Back
──────────────────────────────────────────────────────────────────────────────
 
  Description:  Set Interrupt Vector
 
  Initializes a CPU interrupt vector to point to an interrupt handling
  routine.
 
  Input                                        Output
  ═════════════════════════════════            ═══════
  AH=25H                                       Nothing
  AL=interrupt number
  DS:DX=segment:offset of interrupt
        handling routine
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