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AT Command Set and S-Registers
14-253810-A2-GB30-20 November 1996
Table 14-2
(10 of 11)
3800 Series S-Registers
S-Register 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 V.32bis Autorate (Leased Line)
Register determines if Autorating is used on leased lines when
connected in V.32bis mode.
Register has the following values:
0 = Enable
1 = Disable
Factory setting is Enable.
Configure\Edit\Leased Line
S83 MI/MIC Dialing
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