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Tele modem

V.32bis

INSTALLATION MANUAL

6178-2203

www.westermo.se

TD-32/485

TD-32

©

Westermo

Teleindustri

AB

•

2000

•

REV.

A

Galvanic

Isolation

Transient

Protection

CE

Approved

1
2
3
...
»

Summary of Contents for TD-32

Page 1: ...Tele modem V 32bis INSTALLATION MANUAL 6178 2203 www westermo se TD 32 485 TD 32 Westermo Teleindustri AB 2000 REV A Galvanic Isolation Transient Protection CE Approved...

Page 2: ......

Page 3: ...on 6 RS 232 V 24 Connections 7 Line Connection 7 Typical TD 32 Line Connections 8 TD 32 485 RS 422 485 interface 9 DIP Switch Setup 10 13 LED Status Indicators 13 DTE Command Lines 14 AT Command Set 1...

Page 4: ...dels are also available on request Westermo have implemented commands often left out of standard modems Two examples of these Westermo specific AT commands are D and A see AT command description for f...

Page 5: ...RS 232 C V 24 RS 422 485 is an option Line interface RJ12 or 4 pole screw connector Line 2 wire for dial up connections 2 or 4 wire for leased line connections REN Ringer Equivalence Number 1 Power su...

Page 6: ...DC a 2 pole connec tor Computers or other equipment are connected through an RS 232 V 24 connection This connection can be made either to the 25 pole D sub or the 9 pole screw connector Do not use rib...

Page 7: ...est indication signal 7 6178 2203 RS 232 V 24 Connections Pin outs for the 25 pole D sub and 9 pole screw terminal The other pins in the 25 pole D sub should be left unconnected Line connection The te...

Page 8: ...change Dial up line 2 wire Telephone modem 1 2 3 4 5 6 7 8 9 The TD 32 is delivered with a factory setting for hardware hand shake with RTS CTS which means that if only TX RX and GND are connected no...

Page 9: ...d not be connected simultaneously The RS 422 485 connections are made as shown below Please note that the selection of 2 or 4 wire and termination or no termination is done by linking between some of...

Page 10: ...Switches are underneath the top lid of the modem Non defined switches will be in off position ON 1 2 3 4 ON 1 2 3 4 1 2 3 4 5 6 7 8 9 Standard dial up line ATE0Q1 C1 A1 Leased line Answering ON 1 2 3...

Page 11: ...6 7 8 AT S0 D0 C0 DTR DSR disconnected ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 Switch 3 4 wire line connection 2 wire line connection AT K0 Flow control OFF AT N0 REL mode disconnecte...

Page 12: ...8 57 600 bit s ON 1 2 3 4 5 6 7 8 38 400 bit s ON 1 2 3 4 5 6 7 8 7 bits no parity 7N ON 1 2 3 4 5 6 7 8 7 bits even parity 7E ON 1 2 3 4 5 6 7 8 7 bits odd parity 7O ON 1 2 3 4 5 6 7 8 8 bits no par...

Page 13: ...Power supply problem 1 6 on off ratio RAM error On off with speaker click Modem unable to start LINE LED lights up when the modem has the line ANS LED flashes when a ring is detected on the line The...

Page 14: ...the serial port on the modem This must be connected to a terminal a computer with a communication software or other equipment which is able to send asynchronous serial information Each time AT is sen...

Page 15: ...characters A1 128 characters A2 192 characters Default A3 256 characters Please also refer to AT N An Interrupt connection negotiation Usually the modem will abort the connection negotiation if charac...

Page 16: ...be between 1 and 9 Default 3 B Display blacklisted phone numbers This command requests the modem to return a list with blacklisted phone numbers to the terminal equipment when asked The format of the...

Page 17: ...nk negotiation also refer to AT H K Enables power level adjustment during MNP 10 link negotiation also refer to ATMn L An L immediately after ATD makes the modem re dial the last number P The modem se...

Page 18: ...drop causes the modem to hang up Auto answer goes off D3 DTR drop is interpreted according to the setting as follows If Q0 Q1 Q4 Q5 or Q6 is set DTR drop causes the modem to perform a restart as if th...

Page 19: ...the DTE equipment the computer terminal to the modem in command mode either is sent back to computer terminal so that it is possible to see what has been written or not The value is written to regist...

Page 20: ...it s V 22 if B0 is set or Bell 212A if B1 is set This command is equivalent to ATN0S37 5 F5 Selects 2 400 bit s V 22bis This command is equivalent to ATN0S37 6 F6 Selects V 32bis 4 800 bit s or V 32 4...

Page 21: ...phone networks in many countries save bandwidth in the lines by listening if someone is talking during a call if not the subscriber is temporarily disconnected and then re connected when he starts tal...

Page 22: ...command reports the requested result to the DTE connection the terminal or the computer I0 Reports product code I1 Reports a precomputed checksum I2 Reports a precomputed checksum and compares it to...

Page 23: ...n order to send a break signal to the remote modem K0 Clears data buffers and sends break signal to the remote modem K1 Equivalent to 0 K2 Sends break signal to the remote modem immediately K3 Equival...

Page 24: ...nal itself in order for the communication to work properly Please also refer to AT Q Ln MNP Block or Stream Mode Select This command controls the selection between block and stream modes of operation...

Page 25: ...odem will be in Originate dialling or Answer answering mode The value 011 is written to S27 bit 3 1 and 0 Please also refer to AT D AT Q AT N Mn Cellular MNP10 cellular phone connection power level ad...

Page 26: ...S36 7 and S48 7 Default N4 Selects LAPM error correction mode Failure will results in the modem hanging up Forces Q5 and sets S48 0 The K1 command overrides if this is set N5 Selects MNP error correc...

Page 27: ...ns to asynchronous command mode Stopping AutoSync If carrier is lost or if the DTR signal drops the modem will return to the usual asynchronous mode If D1 is also set the line connection will not be t...

Page 28: ...meter n can be omitted in which case register S0 is assumed If S is omitted the last S register accessed will be assumed default register Some S registers can not be changed or can only be changed wit...

Page 29: ...3 E CMD ECHO ON K FLOW CONTROL RTS S4 LF CHAR 010 F LINE MODE AUTO L NETWORK PSTN S5 BS CHAR 008 L SPKR VOLUME LOW Q ASYNC SYNC 5 S7 CONNECT TIME 050 M SPKR CONTROL CALL R RTS CTS AUTO S8 PAUSE TIME 0...

Page 30: ...ich is looped back and checked If no connection with another modem exists this command returns ERROR When the tests are terminated due to the time settings according to S18 has passed or due to the ex...

Page 31: ...B0 E1 L1 M1 N1 Q0 T V1 W0 X4 Y0 C0 D0 G0 J0 K3 Q5 R1 S0 T5 X0 S00 002 S02 043 S06 010 S07 050 S08 002 S09 006 S10 014 S11 095 S12 050 S18 000 S36 007 S37 000 S40 168 S41 195 S46 138 S95 000 TELEPHONE...

Page 32: ...X0 Disables monitoring of busy tones The messages that will be sent are OK CONNECT RING NO CARRIER ERROR and NO ANSWER For instance when no dialling tone is detected NO CARRIER is sent to the terminal...

Page 33: ...25 pole D sub and applies it on the TXCLK output Pin 15 X2 Selects slave receive timing The modem derives the clock signal from the carrier and applies it on TXCLK Pin 15 Yn Long Space Disconnect Thi...

Page 34: ...0 will be used Z1 Soft reset The configuration in profile 1 will be used Please also refer to AT W Zn Store Telephone Number The modem can store up to 20 telephone numbers and each number string can c...

Page 35: ...connections with 4 800 baud on the DTE 12 CONNECT 9 600 For connections with 9 600 baud on the DTE 16 CONNECT 19 200 For connections with 19 200 baud on the DTE 17 CONNECT 38 400 For connections with...

Page 36: ...no escape character will be recognised Default 43 0 255 ASCII decimal Please also refer to S12 ATO S3 Carriage Return Character Not stored with the AT W command Sets the command line and result code t...

Page 37: ...F tone will be activated during dialling Default 95 50 255 1 1000 sec S12 Escape Prompt Delay EPD Time before entry exit of command mode Default 50 0 255 1 50 sec S14 General Bit Mapped Options Status...

Page 38: ...n RDL 1 RDL l ge AT T4 4 0 1 0 RDL statusrequest 0 RDL not requested 1 RDL requested AT T6 5 0 1 0 RDL with self test 0 Disabled 1 Enabled AT T7 6 0 1 0 LAL with self test 0 Disabled 1 Enabled AT T8 7...

Page 39: ...r 0 AT S0 selected 1 AT S1 selected 7 0 1 0 Long space disconnect 0 ATY0 selected 1 ATY1 selected S22 Speaker Results Bit Mapped Options Status Read only register Bit Interval Default Description 0 1...

Page 40: ...7 0 2 0 Guard tone 0 None AT G0 1 None AT G1 2 Guardtone 1800 Hz AT G2 S24 Receiver disconnect level If D1 is set the value in this register will set the level of the lowest accepted line signal Defau...

Page 41: ...l clock AT X1 2 Slave clock AT X2 6 0 1 0 CCITT or Bell mode selection 0 CCITT mode ATB0 1 Bell mode ATB1 7 0 1 0 DTR dial option 0 No DTR dial AT B0 1 Dialling of stored number with DTR AT B1 S29 Tim...

Page 42: ...d happen upon V 42 LAPM connect failure 0 The modem disconnects AT N4 1 The modem stays on line and a direct mode connection is established AT N1 2 Reserved 3 The modem stays on line and a normal mode...

Page 43: ...flow control AT K0 3 RTS CTS flow control AT K3 4 XON XOFF flow control AT K4 5 Transparent XON XOFF flow control AT K5 6 RTS CTS and XON XOFF flow control AT K6 3 7 Reserved S40 Bit mapped register R...

Page 44: ...eserved S46 V 42bis Data compression control 136 No data compression 138 V 42bis data compression Default 138 136 138 S48 V 42 Negotiation Control 0 Force LAPM connection 7 Enable negotiation 128 Forc...

Page 45: ...e message 2 0 1 0 Display of CARRIER message 1 CARRIER text is added to the message 3 0 1 0 Display of PROTOCOL message 1 PROTOCOL text is added to the message 4 0 1 0 Reserved 5 0 1 0 Display of COMP...

Page 46: ...NICALL Pager systems ATS6 60 Waits for tone in maximum 60 seconds OK ATD 0746xxxxxxW0yyyyyyyy Dot gives disconnection Comma gives a pause The telephone number shall end with according to instructions...

Page 47: ...s and possible echoing of commands might be the source of the difficulty Below follows a list of commands that might resolve the problems The commands may of course be placed on one single command lin...

Page 48: ...232 V 24 standard If only a relay contact is available the DSR pin will provide a suitable voltage The modem does not have a redialling function If necessary this must be handled by other equipment c...

Page 49: ...ion under 20 dB which is approximately 20 km in distance When renting lines from a telephone company a longer transmission distance is normally possible as the signals are probably transmitted over PC...

Page 50: ...is used in apparatus cubicles to set up different equipment on a simple way DIN Deutsche Industri Norme DTE Same as DCE but the signals are directed on opposite directions Terminals PC s and printers...

Page 51: ...Handshaking Confirmations and status signals sent between communicating devices in order to check the data stream There are two general types of handshaking hardware RTS CTS and software XON XOFF In h...

Page 52: ...RAM Non Volatile Random Access Memory Consists most often by an EEPROM Electronically Eraseable and Programmable memory Used by the modem to store profile information and numbers even when the unit ha...

Page 53: ...ta Set Ready The DCE equipment is powered and usable DTR Data Terminal Ready The DTE equipment is powered and usable DCD Data Carrier Detect A signal from the DCE indicating that a carrier is present...

Page 54: ...54 6178 2203 OWN COMMENTS...

Page 55: ......

Page 56: ...95400 0 Fax 49 0 7254 95400 9 E Mail westermo germany t online de Westermo Data Communications Ltd Unit 14 Talisman Business Centre Duncan Road Park Gate Southampton SO31 7GA Phone 44 0 1489 580 585...

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