V4/man/man4/da.4

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.th DA IV 10/28/73
.sh NAME
da \*- voice response unit
.sh 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-Tone\(rg
signals received via a 403 dataset.
.s3
The specifics of the interface will not be described.
Consult M. E. Lesk for more information.
.sh FILES
/dev/da
.sh BUGS