background image

3-5

AT Commands

Command:  W

n

 

Result Code Options

Values: 

 

n

 = 0, 1, or 2

Default: 

 

2

Description:   

W0  

CONNECT result code reports serial port speed, disables  

 

 

 

protocol result codes.

 

 

W1 

CONNECT result code reports serial port speed, enables  

 

 

 

protocol result codes.

 

 

W2 

CONNECT result code reports line speed, enables  

 

 

 

protocol result codes.

Command:  X

n

 

Result Code Selection

Values: 

 

n

 = 0–7

Default: 

 

4

Description:   

X0 

Basic result codes (CONNECT); does not look for dial  

 

 

 

tone or busy signal.

 

 

X1 

Extended result codes (CONNECT 46000 V42bis); does  

 

 

 

not look for dial tone or busy signal.

 

 

X2 

Extended result codes with NO 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 BUSY. 

 

 

X6 

Extended result codes with NO DIALTONE and BUSY. 

 

 

X7 

Basic result codes with NO DIALTONE and BUSY. 

Command:  Z

n

 

Modem Reset

Values: 

 

n

 = 0 or 1

Default: 

 

None

Description:   

Z0 

Reset modem to profile saved by the last 

&W

 command. 

 

 

Z1 

Same as 

Z0

.

Command:  &C

n

 

Data Carrier Detect (DCD) Control

Values: 

 

n

 = 0, 1, 2

Default: 

 

1

Description:   

&C0  Forces the DCD circuit to be always ON.

 

 

&C1  DCD goes ON when the remote modem’s carrier signal  

 

 

 

is detected, and goes OFF when the carrier signal is  

 

 

 

not detected.

 

 

&C2  DCD turns OFF upon disconnect for time set by S18. It  

 

 

 

then goes high again (for some PBX phone systems).

Содержание MT5634

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

Страница 2: ......

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 35: ......

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

Отзывы: