Assembly Language Help (alang.hlp) (Table of Contents; Topic list)
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Int 15h Function C2h Subfunction 07h
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  Interrupt:   15h     Function:   C2h     Subfunction:   07h
 
  Title:       Set Pointing Device Handler Address
 
  Description:                                                    [PS/2]
 
     Notifies the ROM BIOS pointing device driver of the address for a
     routine to be called each time that pointing device data is available.
 
     Input                         Output
 
     AH = C2h                      If function successful
     AL = 07h                        Carry flag: clear
     ES:BX = segment:offset of
             user routine          If function unsuccessful
                                     Carry flag: set
                                     AH = Status
                                          See: Int 15h Function C2h
                                               Subfunction 00h
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