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3-15

AT Commands

Command:  #CBF?  Callback Failed Attempts Display

Values: 

 

N/A

Default: 

 

N/A

Description:   

Requests the number of failed callback passwords since reset  

 

 

or power-up. This number can be stored to nonvolatile memory  

 

 

using the &W command. 

Command:  #CBFR  Callback Failed Attempts Reset

Values: 

 

N/A

Default: 

 

N/A

Description:   

Resets the number of failed callback passwords to 0. This does  

 

 

not reset the number stored in nonvolatile memory. 

Command:  #CBI

n

  Local Callback Inactivity Timer

Values: 

 

n

 = 1–255

Default: 

 

20

Description:   

Sets the time (in minutes) that the modem waits for a command  

 

 

before forcing the user to enter the setup password again.

Command:  #CBN

y

=

x

  

 

 

Store Callback Password 

Values: 

 

y

 = 0–29

 

 

x

 = password

Defaults: 

 

None

Description:   

Sets the callback security password for the y memory location.  

 

 

The password must have 6 to 10 characters, and cannot include  

 

 

the + or - ¬characters.

Command:  #CBP

n

  Callback Parity

Values: 

 

n

 = 0, 1, or 2

Default: 

 

0

Description:   

Sets parity for the callback security messages. 

 

 

#CBP0  No parity.

 

 

#CBP1  Odd parity.

 

 

#CBP2  Even parity.

Command:  #CBR

y

  Callback Security Reset 

Values: 

 

y

 = 0–29

Default: 

 

None

Description:   

Clears the password and phone number in the y memory location. 

Summary of Contents for MT5634

Page 1: ...WTI Part No 13513 Rev A MT5634 InternalModem AT Command Set...

Page 2: ......

Page 3: ...mmands 3 16 4 S Registers 4 1 5 Result Codes 5 1 6 Remote Con guration and Country Code Con guration 6 1 6 1 Remote Con guration 6 1 6 1 1 Basic Procedure 6 1 6 1 2 Setup 6 1 6 1 2 1 Changing the Setu...

Page 4: ...ii MT5634 Modem AT Command Set...

Page 5: ...to the modem either directly by typing them in the terminal window of the communications program or indirectly by con guring the operating system or communications program to send the commands automat...

Page 6: ...d string begins with AT and ends when you press Enter Spaces to separate the commands are optional the command interpreter ignores them The most familiar command string is the initialization string wh...

Page 7: ...Return Online to Data Mode P Pulse Dialing Qn Result Codes Enable Disable Sr n Set Register Value Sr Read Register Value T Tone Dialing Vn Result Code Format Wn Result Code Options Xn Result Code Sele...

Page 8: ...Enable Rn Cisco Con guration Sn Command Speed Response EBn Asynchronous Word Length Dn DTR Dialing MBn Online BPS Speed SBn Serial Port Baud Rate CBAn Callback Attempts CBDn Callback Delay CBF Callba...

Page 9: ...A Repeat Last Command Values N A Description Repeat the last command string Do not precede this command with AT Do not press Enter to execute Command Bn Communication Standard Setting Values n 0 3 15...

Page 10: ...ok for one half second then off hook again Wait for quiet answer Causes modem to wait for a ringback then 5 seconds of silence before processing next part of command If silence is not detected the mod...

Page 11: ...eed type of error correction data compression number of past retrains etc Command Mn Monitor Speaker Mode Values n 0 1 2 or 3 Default 1 Description M0 Speaker always off M1 Speaker on until carrier si...

Page 12: ...number n varies Default None Description Set value of register Sr to value of n where n is entered in decimal format e g S0 1 Command Sr Read Register Value Values r S register number Default None Des...

Page 13: ...DIALTONE does not look for busy signal X3 Extended result codes with BUSY does not look for dial tone X4 Extended result codes with NO DIALTONE and BUSY X5 Extended result codes with NO DIALTONE and...

Page 14: ...command were issued Command En XON XOFF Pacing Control Values n 12 or 13 Default 12 Description E12 Disables XON XOFF pacing E13 Enables XON XOFF pacing Command Fn Load Factory Settings Values n 0 De...

Page 15: ...k ratio P1 67 33 make to break ratio P2 20 pulses per second Note The P2 command is available only if the country code is set to Japan Command Qn Asynchronous Communications Mode Values n 0 5 6 8 or 9...

Page 16: ...ion exists ERROR is returned T6 Initiates a remote digital loopback V 54 Loop 2 test without self test If no connection exists ERROR is returned Command V Display Current Settings Values N A Descripti...

Page 17: ...dem receives break from computer K0 Enter online command mode no break sent to the remote modem K1 Clear data buffers and send break to the remote modem K2 Same as K0 K3 Send break immediately to the...

Page 18: ...or non error correction same as N3 Command Qn Flow Control Selection Values n 0 1 or 3 Default 3 Description Q0 Disable ow control same as K0 Q1 XON XOFF software ow control same as K4 Q2 CTS only ow...

Page 19: ...n fax mode for this command to work Also the modem must be set to FAA 1 which enables the modem to distinguish between a fax and a data call When these commands are enabled the modem sends DATA to the...

Page 20: ...scription H0 Sets callback security to normal operation H1 All callback security calls will be direct connect regardless of whether the password or phone number has the character Command Rn Cisco Con...

Page 21: ...have priority over the ring S1 will be reset to 0 if an AT command is received This command is storable to memory RP1 The ring will have priority over the AT command S1 will increment even if an AT c...

Page 22: ...parameter The y parameter must be set to a value equal to or smaller than the expected ring cadence in order to pass the report to the DTE VDR 0 N A Disables Distinctive Ring cadence reporting VDR 1...

Page 23: ...n 1 255 Default 20 Description Sets the time in minutes that the modem waits for a command before forcing the user to enter the setup password again Command CBNy x Store Callback Password Values y 0 2...

Page 24: ...scription Enters the remote con guration setup password Command S x Store Setup Password Values x password 1 8 characters case sensitive Default MTSMODEM Description Stores a new remote con guration s...

Page 25: ...ok before it begins to dial the telephone number S7 seconds 35 65 50 Sets the time the modem waits for a carrier signal before aborting a call Also sets the wait for silence time for the dial modi er...

Page 26: ...nstream data rate where V 90 provides rates of 28 000 to 56 000 bps in increments of 1 333 bps 0 V 90 disabled 1 V 90 auto rate 2 28 000 bps 3 29 333 bps 4 30 666 bps 5 32 000 bps 6 33 333 bps 7 34 66...

Page 27: ...p mode A value of zero prevents standby mode a value of 1 4 sets the value to 5 Standby mode sleep mode or low power mode is controlled by S89 It programs the number of seconds of inactivity before th...

Page 28: ...4 4 MT5634 Modem AT Command Set...

Page 29: ...14400 bps 14 CONNECT 19200 Connected at 19200 bps 18 CONNECT 57600 Connected at 57600 bps 24 CONNECT 7200 Connected at 7200 bps 25 CONNECT 12000 Connected at 12000 bps 28 CONNECT 38400 Connected at 38...

Page 30: ...at 34666 bps 105 CONNECT 37333 Connected at 37333 bps 106 CONNECT 38666 Connected at 38666 bps 107 CONNECT 41333 Connected at 41333 bps 108 CONNECT 42666 Connected at 42666 bps 109 CONNECT 45333 Conn...

Page 31: ...Send three remote con guration escape characters followed by AT and the setup password and press Enter Example ATMTSMODEM You have four tries to enter the correct password before being disconnected If...

Page 32: ...nly change the setup password locally you cannot do it remotely Also passwords are case sensitive The next time you enter the password it must be in the same case as you set it up 6 1 2 2 Changing the...

Page 33: ...s terminal window To con gure the modem for a speci c country execute the following AT commands 1 Type AT T19 0 nn nn stands for country code Press Enter OK is displayed 2 Then save the changes by iss...

Page 34: ...6 4 MT5634 Modem AT Command Set...

Page 35: ......

Page 36: ...5 Sterling Irvine California 92618 949 586 9950 Toll Free 1 800 854 7226 Fax 949 583 9514 http www wti com...

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