AT Commands and S-Registers
B-13
Issue 1 April 1994
Table B-1. AT Command and S-Register List (12 of 34)
AT
Command/
S-Register
Description
S62=
n
Additional Rings to Answer
Specifies the number of rings to be sent to the
local telephone (or emulated on the DataPort
2001) before a RING message is sent to the
computer. This allows a user to intercept a voice
call that the computer would interpret as a data
call.
S62=0
Disable
S62=1
1 ring
through
S62=255 255 rings
%VF sets this to S62=2 (2 rings).
S63=
n
VoiceSpan Call Discriminate
Determines whether to use the modulation
indicated by the calling tone; if disabled, the
modulation is selected according to the value of
the %VS configuration option.
S63=0
Disable
S63=1
Enable
%VF sets this to 1. Table B-2 shows the
relationship of S63 to the setting of %VS
(VoiceSpan Toggle) in call establishment.
S64=
n
S64 – VoiceSpan Discriminate Timeout
Determines how long call discrimination can be
tried before the default modulation (V.32 bis) is
used.
S64=0
0 seconds
through
S64=255
255 seconds
%VF sets this to S64=10 (10 seconds).