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COMSPHERE 3800Plus Modems
13-30 October 1998 3980-A2-GB30-40
Table 13-2
(13 of 15)
3800
Plus
S-Registers
AT Command Front Panel BranchDescription
S80 No Data Disconnect Trigger Signal
Register determines whether Pin 2 (transmit data) or Pin 3 (receive data)
of the modem’s RS-232 serial interface is monitored so that the modem
can disconnect the call if there is no activity for a certain period. (See the
\T command.)
Register has the following values:
0=Transmit or Receive
1=Transmit only
2=Receive only
3=Transmit and Receive
Factory setting is 3.
Configure\Edit\
Line Dialer
S82 Autorate (Leased Line)
Register determines if Autorating is used on leased lines when connected
in V.32bis or V.34 mode.
Register has the following values:
0=Enable
1=Disable
Factory setting is Enable.
Configure\Edit
Leased Line
S83 MI/MIC Dialing
On Model 3811
Plus
only, register determines if MI/MIC control leads can
be used to force the modem into the originate handshake after first dialing
a call.
Register has the following values:
0=Disable
1=Enable
Factory setting is Disable.
Configure\Edit\
Line Dialer
S84 AT Command Mode
Register determines how the modem responds to valid and invalid
AT commands.
Register has the following values:
0=Normal
1=No ERROR
2=No Strap or ERROR
Factory setting is Normal.
Configure\Edit\
DTE Dialer
S85 Fast Disconnect
Register allows the modem to disconnect immediately after receiving a
disconnect command from a local DTE or its own diagnostic control panel.
Register has the following values:
0=Disable
1=Enable
Factory setting is Disable.
Configure\Edit\
Line Dialer