qa.hlp (Table of Contents; Topic list)
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Int 15H Function 86H
   Summary  Notes  Back
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  Description:  Delay      [AT] [PS/2]
 
  Suspends the calling program for a specified interval in microseconds.
 
  Input                                 Output
  ══════════════════════════            ══════════════════════════
  AH=86H                                If function successful
  CX:DX=microseconds to wait              (wait was performed)
                                        Carry flag=clear
                                        If function unsuccessful
                                          (wait was not performed)
                                        Carry flag=set
                                    -♦-