XE1486L Просмотр технического описания (PDF) - Xecom

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XE1486L

Compact 14,400 BPS Data and Fax Modem

Xecom 

XE1486L AT Command List (continued)

&Cn - DCD Operation - AT&Cn determines the operation of

the DCD output.

n=0 DCD is forced active.

n=1 DCD indicates a valid carrier*

&Dn - DTR - AT&Dn determines how the modem will

respond to changes to DTR.

n=0 DTR is ignored by the modem.

n=1 Enter command mode if DTR revoked.

n=2 Disconnect if DTR revoked.*

n=3 Soft reset when DTR revoked

&Fn - Return to Factory Defaults - AT&Fn returns the

modem configuration to one of two factory configurations.

n=0 Restore configuration 0*

n=1 Restore configuration 1

&Gn - Guard Tone - AT&Gn controls the guard tone

produced by the modem

n=0 Guard Tone Disabled*

n=1 Guard Tone Disabled

n=2 1800 Hz Guard Tone

&Tn - Test Modes - AT&T selects modem test mode.

n=0 Exit test mode

n=1 Local analog loopback

&Vn - View Configuration Profiles - AT&V permits the user

to check on the modems current configuration or conditions of

the last call

n=0 View active profile & user profiles *

n=1 View statistics on last call

&Wn - Store Active Profile - AT&Wn stores the current

modem configuration in NVRAM.

n=0 Store active profile as profile 0*

n=1 Store active profile as profile 1

&Yn - Recall Stored Profile - AT&Yn sets the stored modem

configuration to be used after a hard reset.

n=0 Recall profile 0 on power-up*

n=1 Recall profile 1 on power-up

&Zn=x - Store telephone number "x" in memory location

"n"

&Kn - Flow Control - AT&Kn selects the flow control

method used by the modem.

n=0 Disabled

n=3 RTS/CTS

n=4 XON/XOFF

n=5 Transparent XON/XOFF

&Pn - Dial Pulse Make/Break Ratio - AT&Pn determines

the specific pulse dialing parameters used by the modem.

n=0 39/61% @ 10 pps*

n=1 33/67% @ 10 pps

n=2 39/61% @ 20 pps

n=3 33/67% @ 20 pps

%En - Line Quality Monitor/Auto Retrain - AT%En

determines if the modem will monitor line quality during a

connection and initiate a retrain if quality drops below

acceptable levels.

n=0 Disabled

n=1 Enabled

n=2 Line quality, fallback, fall forward

%L - Read Received Signal Level - AT%L permits the user

to read the magnitude of the receive signal in dBm.

%Q - Read Line Signal Quality - AT%Q permits the user to

read the EQM value of the received signal.

&Qn - Line Connection - AT&Qn determines if error control

or data buffering are active on the link.

n=0 Direct mode (no data buffering)*

n=5 Use Error Correction

n=6 Normal Mode (Speed buffering)

&Sn - DSR Operation - AT&Sn sets the operation of the

DSR signal.

n=0 DSR always active*

n=1 DSR in accordance with V.25.

\Bn - Transmit Break - AT\Bn selects the duration of the

break signal sent. Break = n x 100 msec.

\Gn - Modem Port Flow Control -

n=0 No Modem Port Flow Control

n=1 XON/XOFF Port Flow Control

XECOM

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XE1486L

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