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Industrial Telephone  Modem

www.westermo.com

©

W

estermo T

eleindustri 

AB 

• 

2007

AT Commands 

Interface Guide

6618-3201

TDW-33

TD-36, TR-36

4
3
2
1

4
3
2
1

Summary of Contents for TD-36

Page 1: ...IndustrialTelephone Modem www westermo com Westermo Teleindustri AB 2007 AT Commands Interface Guide 6618 3201 TDW 33 TD 36 TR 36 4 3 2 1 4 3 2 1...

Page 2: ...g modes are controlled by AT commands Modem operation modes Example of commands events that can trigger a change of the modems operation modes 1 ATD command 2 Hangup from the remote end 3 Escape seque...

Page 3: ...with command S3 LF Linefeed character which value is specified with command S4 Name enclosed in angle brackets is a syntactical element Brackets themselves do not appear in the command line Optional s...

Page 4: ...ters Command example Possible responses Note ATA CONNECT speed Answer to this incoming call call accepted S register S7 sets time allowed to connect An Dial Abort Option Supported by TDW 33 TD 36 TD 3...

Page 5: ...nses Note ATB n OK The command is valid and accepted ERROR Otherwise S register The value is written to S27 bit 6 Bn Transmit Break to Remote Supported by TDW 33 TD 36 TD 36 485 TR 36 Description In n...

Page 6: ...by sending an escape sequence to enter command mode and then set the Bn command See also AT D and AT K Syntax B n Parameters n 0 Disable DTR TX Hotcall Default 1 Enable DTR Hotcall 2 Enable TX Hotcal...

Page 7: ...1 3 Enables both V 42bis and MNP5 data compression Sets S46 bit 1 Default Command example Possible responses Note AT C n OK The command is valid and accepted ERROR Otherwise S register The value is w...

Page 8: ...r Delimiter between number to be dialed P and PSTN security access password W Wait Wait for dial tone before processing to next character in the dial string Secdialsep Wait for second dialtone Wait fo...

Page 9: ...the ATD command is one of the following Result code Numeric result code Description CONNECT speed Refer to description If the call succeeds for of result codes data calls only speed takes the value ne...

Page 10: ...a soft reset Command example Possible responses Note AT D n OK The command is valid and accepted ERROR Otherwise S register The value is written to S21 bits 3 and 4 En Echo Supported by TDW 33 TD 36 T...

Page 11: ...the line quality and requests a retrain E1 or fall back when line quality is insufficient or a fall forward when line quality is sufficient E2 Set S41 bits 2 and 6 Syntax AT E n Parameters n 0 Disabl...

Page 12: ...e of the remote modem Default 1 Selects 300 bit s V 21 if B0 is set or Bell 103 if B1 is set 2 Selects V 22 600 bit s 3 Selects V 23 see Fn for speed 4 Selects V 22 if B0 is set or Bell 212A if B1 is...

Page 13: ...and is valid and accepted ERROR Otherwise Fn Restore Factory Configuration Supported by TDW 33 TD 36 TD 36 485 TR 36 Description The modem loads factory default configuration profile A configuration p...

Page 14: ...8 Select Voice Mode Gn Select Guard Tone Supported by TDW 33 TD 36 TD 36 485 TR 36 Description The modem Generates the guard tone elected by this command according to the param eter supplied DPSK modu...

Page 15: ...and or Call back functionality For compatibility reasons only See also AT WCB Syntax G n Parameters n 0 Disables Password Control Default corresponds to AT WCB 0 1 Enables Password Control corresponds...

Page 16: ...e Default Command example Possible responses Note AT GCI value OK The command is valid and accepted ERROR Otherwise S register None Hn Disconnect Hang Up Supported by TDW 33 TD 36 TD 36 485 TR 36 Desc...

Page 17: ...e 8 Display switch settings 9 Display Westermo Application Software revision identification Other values OK string is sent back Command example Possible responses Note ATI0 33600 Max line speed OK ATI...

Page 18: ...t format can t be set with rate set to auto Syntax AT ICF format AT ICF AT ICF Parameters format 0 Auto 4 4 7N2 5 1 7E1 5 0 7O1 3 4 8N1 2 1 8E1 2 0 8O1 4 1 7E2 4 2 7O2 1 4 8N2 1 1 8E2 1 2 8O2 Command...

Page 19: ...d rates that can be used by the DCE 0 enables autobauding 300 600 1200 2400 4800 9600 19200 38400 57600 115200 Command example Possible responses Note AT IPR IPR 9600 OK Current rate is 9600 bit s AT...

Page 20: ...d modem no break sent to the remote modem 1 Clear data buffers and send break to remote modem 2 Same as 0 3 Send break to remote modem immediately 4 Same as 0 5 Send break to remote modem in sequence...

Page 21: ...esponses Note AT K n OK The command is valid and accepted ERROR Otherwise S register The value is written to S40 bits 3 4 and 5 Kn DTE DCE flow control Supported by TDW 33 TD 36 TD 36 485 TR 36 Descri...

Page 22: ...fault Command example Possible responses Note ATL n OK ERROR Otherwise S register The value is written to S22 bits 0 and 1 L Report Line Signal Level Supported by TDW 33 TD 36 TD 36 485 TR 36 Descript...

Page 23: ...0 Password Callback number 1 Password Callback number OK ERROR Otherwise S register None Mn Speaker Control Supported by TDW 33 TD 36 TD 36 485 TR 36 Description Speaker Control command Syntax ATM n P...

Page 24: ...23FDX 1200 1200 bit s full duplex 4 wire leased line only TD 36 485 V32 4800 or 9600 bit s V32B 4800 7200 9600 12000 or 14400 bit s V34 2400 4800 7200 9600 12000 14400 16800 19200 21600 24000 26400 28...

Page 25: ...ection Failure to make a reliable connection results the modem hanging up 3 Selects reliable mode Failure to make a reliable connection results the modem fall ing back to speed buffered mode 4 Selects...

Page 26: ...command allows you to return to online data mode either with or without a retrain Syntax ATO n Parameters n 0 Enters on line mode without a retrain Default 1 Enters on line mode with a retrain Comman...

Page 27: ...umber 1 Command example Possible responses Note P0 woodoo 911 OK ERROR Otherwise S register None Qn Result Code Control Supported by TDW 33 TD 36 TD 36 485 TR 36 Description The Q command controls the...

Page 28: ...h S36 and S48 See also AT Nn Syntax AT Q n Parameters n 0 Selects direct asynchronous operation The value 000b is written to S27 bits 3 1 and 0 respectively 5 The modem will try to negotiate an error...

Page 29: ...0 2 2 rings to answer OK ERROR Otherwise S register None Sn Set DSR signal Supported by TDW 33 TD 36 TD 36 485 TR 36 Description This commands controls the Data Set Ready DSR signal Syntax AT S n Para...

Page 30: ...ation responses text CR LF 0 Result codes numeric code CR 1 Information responses CR LF text CR LF 1 Result codes CR LF verbose code CR LF Command example Possible responses Note ATV0 0 DCE transmits...

Page 31: ...d below subject to the command settings V verbose and Q Quiet In a non verbose mode V0 single line connect messages are disabled and a single numeric result code is generated for CONNECT DTE The singl...

Page 32: ...0 E1 M0 Q0 V1 W0 X4 A1 B0 C1 D0 K0 Q5 S1 N4 F3 S00 001 S02 043 S03 013 S04 010 S05 008 S06 003 S07 075 S08 001 S09 000 S10 004 S11 000 S12 000 S22 112 S25 005 S30 000 S31 000 S40 040 S41 003 S46 002 S...

Page 33: ...0 DataFrames Sent Rec 0 0 ErrorFrames 0 ResentFrames 0 Frames Sent Rec 0 0 CompressionEfficiency 100 ProtocolProgress 0 Disconnect Reason No disconnection SNR 0 dB RXLevel 0 dB Echo Level 0 dB Near E...

Page 34: ...ax VRN n VRN VRN Parameters n Decimal number 0 specifying the time period that the modem will wait for Ringback during call origination A value of 0 forces the modem to report the OK result code All o...

Page 35: ...ection the modem reports the DCE speed Command example Possible responses Note ATW OK n 0 1 2 ERROR Otherwise S register The value is written to S31 bits 2 and 3 Wn Store system setting Supported by T...

Page 36: ...Caller ID when A number answer is enabled Syntax AT WACCTAB entry num AT WACCTAB AT WACCTAB Parameters entry Secure callback entry 1 10 num Accepted Caller ID 0 20 characters Command example Possible...

Page 37: ...numbers stored in the WACCTAB On a true compare the modem will answer the call immediately If the CID not compares to a number in the WACCTAB the normal answering procedure controlled by S0 and ATA t...

Page 38: ...allow data only after the password is correctly entered After 3 retries of entering wrong password or after 60 seconds the link will be disconnected and the callback secure access aborted Numbers and...

Page 39: ...interface 4 Callback enabled Password and callback number in WCBTAB The call request will be accepted silently no RING and CONNECT message will be sent to the DTE interface at that time After a succes...

Page 40: ...up to 20 characters long a pass word field if used size should be between 6 and 12 characters long otherwise 0 size Syntax AT WCBTAB entry num psword AT WCBTAB AT WCBTAB Parameters entry Secure callba...

Page 41: ...number of seconds delay between hang up and callback dialing start Syntax AT WCBTIME n Parameters n Callback delay 0 255 s Command example Possible responses Note AT WCBTIME 10 OK Set callback delay t...

Page 42: ...N connection after the specified number of minutes and then try to connect on the 2 wired leased line Syntax AT WDB num retries time AT WDB AT WDB Parameters num Dial backup number string 0 16 charact...

Page 43: ...es 2 Send information string to remote DCE after connect message or DCD 3 Send information string to DTE when inactivity timer S30 expires 4 Send information string to DTE after connect message or DCD...

Page 44: ...ntention with this command is to enable use of application which has been written for other types of modems and has been using undocumented bugs in command interpretation in the replaced modem Syntax...

Page 45: ...to the number defined in data1 2 SMS data1 Destination number of the SMS data2 SMS message data3 SMS service provider number data4 SMS protocol type 0 NONE 1 UCP 2 TAP data5 Password if required by pr...

Page 46: ...table entry will always be execute regardless of the exit status of the current timeout Timeout is used in Dial and Transparent I O The timeout is designed as a inactivity timer and will be retrigged...

Page 47: ...n the entry is trigged can be used to modify the trigger condition TRANS Phone number of the modem to which the transparent I O should occur For dependencies of other parameters and line type Please S...

Page 48: ...EMAIL service Service Parameter data4 SMS SMS protocol 0 No protocol 1 UDP 2 TAP EMAIL Reserved for mail protocol data5 Field data5 is only used for SMS and EMAIL service Service Parameter data5 SMS P...

Page 49: ...umber Yes CS Normal Transparent I O over Circuit switched line Yes Empty No CS Use current connection for I O transfer The Empty data 1 will override priority Yes Empty Yes CS Use current connection f...

Page 50: ...2 PG1 OK Example 2 Define entry 4 for Transparent I O service with retry for ever priority timeout 400s remote modem number 016480250 AT WIOL 4 7 1 40 1 016480250 0 OK Example 3 List the entry table A...

Page 51: ...ervice 7 4_Flag 1 4_Timeout 40 4_Priority 1 4_Data1 016480250 4_Data2 4_Data3 4_Data4 0 4_Data5 4_Data6 OK Example 4 Read the format string AT WIOL WIOL 1 10 0 7 0 3 0 255 0 1 0 20 char 0 160 char 0 2...

Page 52: ...x AT WIOD n m AT WIOD Parameters n Entry number to be deleted n 1 10 m Range of entries to be deleted from entry n to entry m m included Command example Possible responses Note AT WIOD 2 OK Delete Gen...

Page 53: ...s The number of pulses will be calculated when the time between pulses is longer than Tp Note Tp must be longer than 2ta type Trig source and type 0 NO Trigger not used 1 LEVEL Trigger source is the d...

Page 54: ...t 4 DTR Output will be controlled by DTR An active DTR will activate the output Note If LEVEL trigged input is programmed all defined entries will be trigged Command example Possible responses Note AT...

Page 55: ...indes number 0 10 1 10 selects the entry at the corresponding index in the table Selecting entry num 0 selects the local output the state of the output is selected with parameter IO_state IO_state Th...

Page 56: ...sisting of four signs in on line data mode When the remote modem detects this escape sequence it will respond with the remote configuration password prompt C_PASSWORD Notice if remote configuration sh...

Page 57: ...et with WRCP command Syntax AT WRCA n AT WRCP AT WRCP Parameters n 0 Disables Remote Configuration 1 Enables Remote Configuration Default Command example Possible responses Note AT WRCA n OK The comma...

Page 58: ...signals if allowed by the local PTT blind dialling 1 Enables all result codes except 6 and 7 the modem ignores dial tone and BUSY signals if allowed by the local PTT blind dialling 2 Enables all resul...

Page 59: ...le 1 Command example Possible responses Note AT Y n OK ERROR Otherwise S register None Zn Soft Reset Supported by TDW 33 TD 36 TD 36 485 TR 36 Description This command do a soft reset and restores the...

Page 60: ...e code The default value is 43 ASCII S2 canbe set to any value from 0 to 127 To return to the command state when the escape code is disabled the distant modem must hang up local modem looses carrier S...

Page 61: ...me before continuing the dial process in case there is no wait ing for dialtone Units is in seconds Maximum 255 Default 3 S7 Wait Time for Carrier Silence or Dial Tone 0 255 s 50 This register gives t...

Page 62: ...e of 255 In some countries the maxi mum value is limited If country code sets a maxi mum value and 2 or more consecutive separators are used only the first will be considered S10 Lost Carrier To Hang...

Page 63: ...nce the interval between each entry of the three characters must be of shorter duration than that specified for the guard time The value can range between 0 255 the unit corresponds to 0 02 sec In cas...

Page 64: ...3 Result Codes Vn 0 Numeric 1 Verbose Default Bit 4 Dial Abort An 0 Enable Defult 1 Disable Bit 5 Reserved Bit 6 Password Gn 0 Disabled Default 1 Enabled Bit 7 Originate Answer 0 Answer 1 Originate D...

Page 65: ...Bit 7 Reserved S23 General Bit Mapped Options Status 0 Definition S23 Indicates the status of command options Bits 0 5 Not Used Bits 6 7 Guard Tone Gn 0 None G0 Default 1 None G1 2 1800 Hz G2 S25 Dela...

Page 66: ...ontrol 7 Definition S36 Bits 0 2 indicates what should happen upon a LAPM failure These fallback options are initiated imme diately upon connection if S48 128 0 Bits 0 2 0 Modem disconnects 1 Modems S...

Page 67: ...dis connects For S38 values 0 254 the modem waits this time until all data is sent from buffer before disconnecting S38 255 the modem does not time out S39 Flow Control Bit Mapped Options Status 3 De...

Page 68: ...0 C0 Disabled 1 C1 MNP 5 2 C2 V 42bis 3 C3 MNP 5 and V 42bis Bits 2 6 Auto Retrain Fallback Fall forward Bit 6 Bit 2 0 0 Disabled E0 0 1 Retrain Enabled E1 1 0 Fallback fall forward enabled E2 Bit 3...

Page 69: ...s of the remote modem are known and negotiation is unnecessary this proc ess can be bypassed if so desired S48 0 Disable Negotiation and proceed with LAPM S48 7 Enable negotia tion S48 128 Disable neg...

Page 70: ...DCD speed Bit 1 Append to CONNECT XXXX result code in error correction mode Bit 2 Enable MCR XXXX result code XXXX rate Bit 3 Enable ER XXXX result code XXXX protocol identifier Bit 4 Reserved Bit 5...

Page 71: ...p delay before data when carrier acti vated 0 255 Ms 23 S201 Multidrop delay after data when carrier acti vated 0 255 Ms 10 S202 Normal buffer mode buffer size 1 255 Buffer size 64 S203 Normal buffer...

Page 72: ...ditions occur 1 The command line contains a syntax error 2 The modem can not execute a command contained in the com mand line i e the command does not exist or is not supported 3 A command parameter w...

Page 73: ...ONNECT 57 600 Connection DTE speed 57 600 bit s DTE speed enabled 19 CONNECT 115 200 Connection DTE speed 115 200 bit s DTE speed enabled 22 CONNECT 75TX 1200RX The modem has estabilished a V 23 origi...

Page 74: ...t 21600 bit s and carrier reporting is enabled see S95 and Xn 56 MRR 24000 The modem has connected to the line at 24000 bit s and carrier reporting is enabled see S95 and Xn 57 MRR 26400 The modem has...

Page 75: ...B103 The modem has connected to the line with Bell 103 modulation and modulation reporting is enabled see MR Wn and Xn 135 MCR B212 The modem has connected to the line with Bell 212 modulation and mod...

Page 76: ...d DCE reporting is enabled 189 CONNECT 41333 The modem has connected to the line at 41333 bit s and DCE reporting is enabled 190 CONNECT 46667 The modem has connected to the line at 46667 bit s and DC...

Page 77: ...rrier reporting is enabled 204 MRR 45333 The modem has connected to the line at 45333 bit s and carrier reporting is enabled 205 MRR 46667 The modem has connected to the line at 46667 bit s and carrie...

Page 78: ...ntry name ITU_T E 180 supplement 2 GCI code T 35 Argentina 07 Canada 20 Cayman Islands 22 Chile 25 Costa rica 2B Cuba 2C Ecuador 35 El salvador 37 Honduras 4F Hongkong 50 Jamaica 5B Mexico 73 New zeal...

Page 79: ...Islands Jersey Note D Countries previously part of the USSR normally follow the USSR settings Armenia ARM Azerbaijan AZE Belarus BLR Estonia EST Georgia GEO Kazakhstan KAZ Kyrgystan KGZ Latvia LVA Lu...

Page 80: ...Country Profile X Profile 1 Profile 0 W1 F1 F0 Z1 Z0 W0 Y0 Y1 E2 HW RESET Hard Coded Profiles Priority Country Profile has precedence of all other profiles Factory Profile has precedence of profile 0...

Page 81: ...d in EEPROM F2 sets default Incl Factory Setting F sets default and W saves Incl Country Profile Default setting A An A0 Bn B0 Bn Bn B0 Cn Cn C3 Cn C1 D Dn D0 En E1 En E2 F F0 F F3 Fn Gn G0 Gn G0 GCI...

Page 82: ...l Country Profile Default setting Pn no password Qn Q0 Q Qn Q5 R S See respective register Sn S0 Vn V1 Vn V0 Vn Wn W0 Wn WACCTAB Table cleared WCB WCB 0 WCID WCID 0 0 WCBTAB Table cleared WCBTIME WCBT...

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Page 84: ...03 03 Fax 47 22 09 03 10 E mail contact ontimenet com Westermo Data Communications Ltd Talisman Business Centre Duncan Road Park Gate Southampton SO31 7GA Phone 44 0 1489 580 585 Fax 44 0 1489 580586...

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