|
 |
|
Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x Pub Date: 06/17/98
|
DSR SIGNAL
|
Type:
| Configuration
|
Format:
| AT [cmds] &Sn [cmds]
|
Description:
| Controls the behavior of the Data Set Ready signal.
|
Command
| Function
|
&S0
| DSR forced high.
|
&S1
| DSR normal.
|
&S2
| DSR forced high except at disconnect.
|
&S3
| DSR forced high except in test mode.
|
&S4
| DSR forced low in test mode.
|
&S5
| DSR forced high except at disconnect or in test mode.
|
DTR SIGNAL
|
Type:
| Configuration
|
Format:
| AT [cmds] &Dn [cmds]
|
Description:
| Controls the behavior of the Data Terminal Ready signal.
|
Command
| Function
|
&D0
| DTR forced high.
|
&D1
| Dial the first stored number in virtual mode on high DTR.
|
&D2
| DTR normal.
|
&D3
| Dial the first stored number on high DTR.
|
&D4
| Dial the second stored number on high DTR.
|
FRONT PANEL LOCK
|
Type:
| Configuration
|
Format:
| AT [cmds] _Pn [cmds]
|
Description:
| Selects whether the front panel of the DSU is locked.
|
Command
| Function
|
_P0
| Front panel unlocked.
|
_P1
| Front panel locked.
|
ID NUMBER SET
|
Type:
| Configuration
|
Format:
| AT [cmds] _N=nn [cmds]
|
Description:
| Sets an ID number for multipoint applications.
|
INACTIVITY TIMER
|
Type:
| Configuration
|
Format:
| AT [cmds] \Tn [cmds]
|
Default:
| 0
|
Range:
| 0 - 90
|
Unit:
| 1 minute
|
Description:
| Sets the amount of time that the modem must be idle before it will disconnect.
|
LINE TYPE
|
Type:
| Configuration
|
Format:
| AT [cmds] &Ln [cmds]
|
Description:
| Selects the type of leased line the DSU is connected to.
|
Command
| Function
|
&L1
| DSU is connected to AT&T line.
|
&L2
| DSU is connected to Sprint line.
|
LOOPBACK TEST-LOCAL
|
Type:
| Configuration
|
Format:
| AT [cmds] _An [cmds]
|
Description:
| Selects whether the DSU will respond to a request from the DTE for a local loopback test.
|
Command
| Function
|
_A0
| Deny request for local loopback test.
|
_A1
| Grant request for local loopback test.
|
LOOPBACK TEST-LOCAL
|
Type:
| Configuration
|
Format:
| AT [cmds] _Rn [cmds]
|
Description:
| Selects whether the DSU will respond to a request from the DTE for a remote loopback test.
|
Command
| Function
|
_R0
| Deny request for remote loopback test.
|
_R1
| Grant request for remote loopback test.
|
LOCAL SERIAL PORT SPEED
|
Type:
| Configuration
|
Format:
| AT [cmds] %Kn [cmds]
|
Description:
| Sets the speed of operation for the local serial port.
|
Command
| Function
|
%K3
| Set speed to 2400bps.
|
%K4
| Set speed to 4800bps.
|
%K5
| Set speed to 9600bps.
|
%K6
| Set speed to 19.2Kbps.
|
%K7
| Set speed to 38.4Kbps.
|
%K8
| Set speed to 56Kbps for synchronous mode, 57.6Kbps for asynchronous mode.
|
LOOPBACK SPEED
|
Type:
| Configuration
|
Format:
| AT [cmds] %Bn [cmds]
|
Description:
| Sets the speed of operation for the local serial port when performing local loopback testing.
|
Command
| Function
|
%B1
| Set speed to 1200bps.
|
%B2
| Set speed to 2400bps.
|
%B3
| Set speed to 4800bps.
|
%B4
| Set speed to 9600bps.
|
%B5
| Set speed to 19.2Kbps.
|
%B6
| Set speed to 38.4Kbps.
|
%B7
| Set speed to 48Kbps for synchronous mode only.
|
%B8
| Set speed to 56Kbps for synchronous mode, 57.6Kbps for asynchronous mode.
|
%B9
| Set speed to 64Kbps for synchronous mode only.
|
PASSWORD
|
Type:
| Configuration
|
Format:
| AT [cmds] %Pn [cmds]
|
Description:
| Selects whether the DSU is protected by a password.
|
Command
| Function
|
%P0
| Password disabled.
|
%P1
| Password enabled.
|
PASSWORD SET
|
Type:
| Configuration
|
Format:
| AT [cmds] %P=xxxx [cmds]
|
Description:
| Sets the password to xxxx.
|
PASSWORD VERIFY
|
Type:
| Configuration
|
Format:
| AT [cmds] %P>xxxx [cmds]
|
Description:
| Verifies the password as xxxx.
|
|