KODE AT COMMAND Part 2

25 02 2010

Quickly Referenced Commands

&An –  “Originate/Answer Mode Selection

&Bn –  “Auto-Retrain Detection

&Cn –  “DCD Option

&Dn –  “Modem Response to DTR Option

&Fn –  “Active Profile/Factory Defaults

&Gn –  “Guard Tone Option

&Jn –  “Jack Type Selection

&Kn –  “Flow Control Selection

&Ln –  “Line Type Selection

&Mn –  “Communication Mode Selection

&Pn –  “Make/Break Ratio for Pulse Dialing

&Qn –  “Communications Mode Option Selection

&Rn –  “RTS/CTS Option Selection

&Sn –  “DSR Option Selection

&Tn –  “Test Option Selection

&V –  “Active and Stored Configuration Display

&Wn –  “Active Profile Write

&Xn –  “DTE Transmit Clock Source

&Yn –  “Active Profile Read

&Zn=x –  “Telephone Number Write

Verbosely Referenced Commands

&An –  “Originate/Answer Mode Selection”  –  When in auto-answer mode this option selects originate or answer mode.

&A0 –  Enables answer mode

&A1 –  Enables originate mode

&Bn –  “Auto-Retrain Detection”  –  If poor line or connection quality is detected this option controls auto-retrain.

&B0 –  Disable auto-retrain (modem hangs up)

&B1 –  Enable auto-retrain

&Cn –  “DCD Option”  –  Selects whether DCD option is enabled or not.

&C0 –  DCD always enabled

&C1 –  DCD enabled after a carrier signal is detected

&Dn –  “Modem Response to DTR Option”  –  Interprets the ON to OFF transmission of the DTR signal from the DTE.  This response of this command can be modified by the &Q settings of some modems.

&D0 –  DTR is assumed to be on

&D1 –  DTR drop causes the modem back to command mode, but does not drop

&D2 –  DTR drop causes modem to hang up

&D3 –  DTR drop causes the modem to be reinitialized

&Fn –  “Active Profile/Factory Defaults”  –  Sets the values loaded in the active profile to the values that are set in the default profile.

&F –  Default profile.  (Works with most all modems)

&F1 –  Default profile #2  (Works with many modems)

&F2 –  Default profile #3  (Works with some modems)

&Gn –  “Guard Tone Option”  –  Sets the modem to transmit a guard tone using v.22/v.22bis.

&G0 –  Guard tone is disabled

&G1 –  A 550 Hz guard tone is enabled

&G2 –  A 1800 Hz guard tone is enabled

&Jn –  “Jack Type Selection”  –  Selects the phone jack type.

&J0 –  Selects RJ-11, RJ-41s, or RJ45s

&J1 –  Selects RJ-12 or RJ-13

&Kn –  “Flow Control Selection”  –  Selects the flow control options.

&K0 –  Flow control disabled

&K1 –  Normally unused (deals with RTS/CTS)

&K2 –  Normally unused (deals with XON/XOFF)

&K3 –  Enable RTS/CTS flow control

&K4 –  Enable XON/XOFF flow control

&K5 –  Enable transparent XON/XOFF flow control

&K6 –  Enable unidirectional XON/XOFF flow control

&Ln –  “Line Type Selection”  –  This option selects the type of line the modem is using.

&L0 –  Selects public switched telephone network (normal dialup)

&L1 –  Selects leased line

&Mn –  “Communication Mode Selection”  –  This command selects the communications mode.

&M0 –  Asynchronous

&M1 –  Synchronous connect mode, asynchronous offline command mode

&M2 –  Synchronous connect mode, asynchronous offline command mode (DTR set to high)

&M3 –  Synchronous connect mode

&Pn –  “Make/Break Ratio for Pulse Dialing”  –  Selects the make/break ratio for pulse dialing.

&P0 –  North America: Selects 39%-61% make/break ratio at 10 pulses per second

&P1 –  Europe: Selects 33%-67% make/break ratio at 10 pulses per second

&P2 –  Selects 39%-61% make/break ratio at 20 pulses per second

&P3 –  Selects 33%-67% make/break ratio at 20 pulses per second

&Qn –  “Communications Mode Option Selection”  –  Selects the communications mode options sometimes affecting the &Dn command.

&Q0 –  Asynchronous mode, the serial port speed will follow the connection speed

&Q1 –  Asynchronous off-line command mode, synchronous connect mode

&Q2 –  Asynchronous off-line command mode, synchronous connect mode (this option will also have the modem the first number in its directory)

&Q3 –  Asynchronous off-line command mode (low DTR), synchronous connect mode (high DTR)

&Q4 –  Auto-synchronous mode

&Q5 –  Error correction mode

&Q6 –  Buffered asynchronous mode

&Rn –  “RTS/CTS Option Selection”  –  This command will select the options for RTS/CTS.

&R0 –  Sets CTS to follow RTS in data mode, RTS wil be ignored in command mode

&R1 –  Sets CTS forced to high, RTS will be ignored

&Sn –  “DSR Option Selection”  –  This command selects the DSR option.

&S0 –  Force DSR high

&S1 –  Force DSR high during handshake and connection

&S2 –  Force DSR high will connected

&Tn –  “Test Option Selection”  –  Selects the test mode options.

&T0 –  End test

&T1 –  Begin a local analog loopback test

&T3 –  Begin a local digital loopback test

&T4 –  Allow a remote digital loopback test

&T5 –  Disallow a remote digital loopback test

&T6 –  Request a remote digital loopback test

&T7 –  Request a remote digital loopback test and a self test

&T8 –  Start a local analog loopback and self test

&V –  “Active and Stored Configuration Display”  –  Display the active and stored configuration profiles.

&Wn –  “Active Profile Write”  –  Stores the values for the active profile in non-volatile RAM.

&W0 –  Write active profile into stored profile 0

&W1 –  Write active profile into stored profile 1

&Xn –  “DTE Transmit Clock Source”  –  This option selects the clock source for DTE transmit.

&X0 –  Modem

&X1 –  DTE

&X2 –  Modem generates the clock with regards to the receiving carrier signal

&Yn –  “Active Profile Read”  –  After a hard-reset this option will restore a stored profile into the active profile.

&Y0 –  Restore from stored profile 0

&Y1 –  Restore from stored profile 1

&Zn=x –  “Telephone Number Write”  –  Write telephone number x to location n.


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