DA(IV)                      10/28/73                       DA(IV)







NAME

     da - voice response unit



DESCRIPTION

     Bytes written on this file control  a  Cognitronics  optical

     drum  voice  response unit which can generate up to 31 fixed

     half-second utterances.  Bytes  read  correspond  to  Touch-
         r
     Tone  signals received via a 403 dataset.



     The specifics  of  the  interface  will  not  be  described.

     Consult M. E. Lesk for more information.



FILES

     /dev/da



BUGS