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ModemModule Model MT5634SMI Developer`s Guide
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1. all other 7 bit ASCII MT5634SMI 4C 77 74 72 62 64 4B 46 75 70 50 61 66 56 76 69 45 59 6d 25 26 27 28 29 Appendixes Event Number 14 Loop Current Polarity Reversal May indicate a hangup or a receive depending on CO implementation Event Number 15 Call Waiting Beep Interrupt Event Number 17 TDD Detected 1400 1800 Event Number 18 Ringback Event Number 19 BUSY May be repeatedly sent Event Number 20 DIALTONE May be repeatedly sent Event Number 21 Reorder Fast Busy Event Number 22 V 21 Channel 2 7E flags Event Number 23 Transmit Buffer Underrun Event Number 24 Line voltage increase extension phone goes on hook Event Number 24 Line voltage increase extension phone goes off hook Event Number 25 Facsimile or Data Answer Event Number 26 Data Answer Event Number 27 Voice Detection A high confidence of voice Event Number 27 Voice Detection A low confidence of voice Event Number 29 Stuttered Dialtone Event Number 30 Invalid Voice Data Format Voice data is incompatible with selected Voice Compression Methods Event Number 31 Lost Data Detected Event Event Number 32 Facsimile Answer Event Number 63 manufacturer specific Event Number 48 manufacturer specific Event Number 49 manufacturer specific Event Number 50 manufacturer specific Event Number 51 manufac
2. The Flash Wizard utility can be downloaded from Multi Tech s ftp site Upgrade Overview 80 The upgrade flash procedure for the Windows operating system consists of the following steps 1 Identify the modem s model number and firmware version 2 Identify the current version of the firmware 3 Download the upgrade HEX file for your modem 4 Extract the firmware upgrade HEX file 5 Install the Flash Wizard 6 Document your stored parameters 7 Upgrade the modem s firmware using the HEX file and the Flash Wizard 8 Restore your parameters Step 1 Identify the Modem Firmware You must know the model number and firmware version of your Multi Tech modem to know whether you should update it 1 Run your favorite terminal program In Windows 95 Windows 98 Windows NT or Windows 2000 you may use HyperTerminal 2 Inthe program s terminal window type AT amp F Even if you cannot see the AT amp F command on your screen be sure to type it completely and then press Enter The modem should respond OK 3 Afterthe modem responds OK type ATi and press Enter Record your results The model number and firmware version should appear similar to that shown below LT V 90 1 0 MT5634SMI Data Fax Modem Version 4 18w Step 2 Identify the Current Version of the Firmware Identify the current version of the firmware available for your modem on the Multi Tech web site If your modem already has the current firmware there i
3. 61UG670ILIGBG70 m EE 6 Product DES CHIP MOM snc teet tet icis io cokes bs NEM oH 0o ns PL ERROR NEEE EHE ICRID HR S HERI TH IOERTEE ee INO E REP Eben ET EAT OAE 6 luc e m 6 Technical SpeciwMiCanons Re e E 7 Physical Dimensions qu 6 e RU II A I FE Up PN ode DUCI HET VIN UNO OOO E de OR EP UR IP FEDERE 9 Test Demo Board SpeCIEIEAtlOfg uos ood tm ete ee Ee TH E a ETUR EN e ATH EE EE NEE S EREE EEEE A EE OENE E IR IS EE AROE RT a 10 TestDemoBoard Block Dia stan i etes tee i pta era Hbri Re Lr eii Costas PIpe d te Ee bi Ip fe that LEUTE E ECT OA EE UR ER E60 11 IVETE GBA SINAN PIQUE anren Er EE aa E RRR e E O EEE 12 Typical Application aoctor iN eue TTE O ON SUA OIN AAEE N 13 M T5634SMI D esisniConsIdekdtlODSu eres pe IE REP I IE E rrenean olde gts E E NE E ages bs Abs RE EEA andes EE E EEE E Sr eiT e 14 blardwareConsiderattQDS onneton ganire a EE E NAT N AE 14 PC Board Layout Considerations xs asco e e ER R E MIS enh eat E 15 WET SO SAS MIN PLAC IA CIM voyeii ia oen EEE T ETE RN O OOO CUNA OT E 16 Teleconmlabehnig Reduiferiebis ss aiti etedtesi eeu Miete DR RE EE ERREUR EUR g MERE IR EE 7 I Chapter 2 AT Commands S Registers and Result Codes itttOdiuetOfii te eei trt e IINE C M Ld IE E er ee 20 imn nn M 28 PRES UC SS ite rH DG DENEN uL EU MM M EI aa gE Ea II E EU E 30 Chapter 3 Class 1 Fax Commands ligeslfspp e M e Tey tree serene eer rer aT reer ren ere ere i re ent er rene
4. Function Set Ringback Goes Away Timer Values 0 50 in 0 10 second increments Default 30 Result Codes OK if the modem accepts the command ERROR if the interval parameter entered is out of range Description The VRA command sets the amount of time the modem will wait between Ringbacks before the modem can assume that the remote device has gone off hook This command does not effect the Quiet Answer dial modifier the VRA command functions the same as the entered at the end of a dial string Entering VRA 0 forces the modem to return the OK result code immediately after the first Ringback The parameter interval refers to the silence interval length between the end of one ring interval and the start of the next ring interval Command VRN lt interval gt Function Set Ringback Never Appeared Timer Values 0 10 in 1 0 second increments Default 10 Result Codes OK if the modem accepts the command ERROR if the lt interval gt parameter entered is out of range Description The VRN command sets the amount of time that the modem will wait for Ringback If the modem does not detect a Ringback within the time period interval the modem assumes that the remote device has gone off hook and returns the OK result code The modem only uses this command in call origination transactions A VRNz setting greater than the S Register S7 setting means that only the S7 timer is in effect Entering VRA 0 forces the modem t
5. Select Bell 103J when the modem is at 300 bps Dial 5 dial string phone number and dial modifiers none Dial telephone number s where s may up to 40 characters long and include the 0 9 4 A B C and D characters and the L P T V W S comma semicolon and dial string modifiers Dial string modifiers L Redial last number Must be placed immediately after ATD P Pulse dial following numbers in command T Tone dial following numbers in command default V Switch to speakerphone mode and dial the following number Use ATH command to hang up W Wait for a new dial tone before continuing to dial X2 X4 X5 X6 or X7 must be selected Pause during dialing for time set in register S8 Return to command mode after dialing Place at end of dial string Hook flash Causes the modem to go on hook 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 modem returns a NO ANSWER code Disable data calling tone transmission Detect AT amp T call card bong tone The character should follow the phone number and precede the user s call card number ATDT1028806127853500 123456789 Dial Stored Telephone Number n 0 3 none Dial a number previously stored in directory number y by the amp Zy x command Example ATDS 3 Echo Command Mode Characters n Oorl
6. 1 Do not echo keyboard input to the terminal Do echo keyboard input to the terminal Echo Online Data Characters n l 1 Enable online data character echo Not supported Disable online data character echo included for backward compatibility with some software Hook Control n Oorl 0 Go on hook hang up Go off hook make the phone line busy Information Request n 0 5 9 11 None Display default speed and controller firmware version MT5634SMI Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description MT5634SMI Il 12 13 I4 I5 19 Ill LO L1 L2 L3 MO MI M2 M3 NO N1 O0 Ol 03 Q0 Q1 Q2 Sr n Sr Chapter 2 AT Commands S Registers and Result Codes Calculate and display ROM checksum e g 2AB Check ROM and verify the checksum displaying OK or ERROR Display default speed and controller firmware version Display firmware version for data pump e g 94 Display the board ID software version hardware version and country ID Display the country code e g NA Ver 1 Display diagnostic information for the last modem connection such as DSP and firmware version link type
7. returns boot code version number MM mm where MM unique code for each different platform that has boot code mm version number of boot code 23 AT FI when given in standard AT mode gives the boot code version same as in section 2 2 See section 3 7 3 Other programming concerns 3 1 The values programmed into Addresses 0000h 0001h and 0002h should always be forced to C3h 01h OOh ie JP 100h This is because the boot code starts at address 100h while all normal modem code starts at 200h By allowing 0000h to be programmed to a jump value other than 0100h the boot code would be bypassed and no further upgrades could occur 32 Addresses 1E0000h through 1FFFFh should not be allowed to be programmed under normal circumstances as this is the main body of the boot up code 33 The packets sent to the modem must be presorted by address and aligned on 128 byte boundaries ie each packet must start on an address that is a multiple of 128 34 The packets should also be a minimum of 128 bytes with the non programmed bytes set to the hex value of FF 35 The packets sent to the modem must not span a 4K boundary ie start the packet before it and go over the boundary in the middle of the packet 3 6 The 10 millisecond delay between M s at the beginning of the handshake is so that the modem can sync up to the start bit If the M s are sent one right after another a data bit might be mistaken as a start bit 3 7 Multi Tec
8. Appendixes Homologation Hardware Country ATI9 Homologation Country Required Build Config hex Response Approval Status Peru No ENI at t19 0 34 52 N A Phillipines Yes ENI at t19 0 30 48 Pending Poland Yes ENI at t19 0 30 48 Pending Portugal Yes ENI at t19 0 34 52 Yes Qatar Yes ENI at t19 0 34 52 No Romania Yes ENI at t19 0 34 52 No Russia Yes ENI at t19 0 34 52 Pending Saudi Arabia No ENI at t19 0 34 52 N A Singapore Yes ENI at t19 0 30 48 Yes Slovakia Yes ENI at t19 0 34 52 Yes Slovenia Yes ENI at t19 0 30 48 No South Africa Yes ENI at t19 0 35 53 Pending South Korea Yes ENI at t19 0 30 48 Yes Spain Yes ENI at t19 0 34 52 Yes Sri Lanka Yes ENI at t19 0 34 52 No Sweden Yes ENI at t19 0 34 52 Yes Switzerland Yes ENI at t19 0 34 52 Yes Trinidad No ENI at t19 0 34 52 N A Turkey Yes ENI at t19 0 34 52 Pending Ukraine Yes ENI at t19 0 34 52 No United Arab Emirates Dubai Yes ENI at t19 0 34 52 No United Kingdom Yes ENI at t19 0 34 52 Yes United States Yes ENI at t19 0 34 52 Yes Uruguay Yes ENI at t19 0 34 52 No Venezuela No ENI at t19 0 34 52 N A Vietnam No ENI at t19 0 30 48 N A Contact Multi Tech as this information can be deemed reliable but is not guaranteed All information is subject to change MT5634SMI 93
9. Command Values Default Description Command Values Default Wn WO WI V2 XO 1 B Cn CO C1 DCz Description DCO DC1 The modem ignores AT commands Protocol Result Code n 0 1 or 2 1 Disable the appending of the protocol result code to the DCE speed Enable the appending of the protocol result code to the DCE speed Same as WI XON XOFF Pass Through n Oorl 0 Modem responds to and discards XON XOFF characters Modem responds to and passes XON XOFF characters Data Calling Tone n Oorl 0 Disable V 25 data calling tone to deny remote data fax voice discrimination Enable V 25 data calling tone to allow remote data fax voice discrimination View Numbers in Blacklist n a If blacklisting is in effect AT B displays the numbers for which the last call attempted in the previous two hours failed In countries that do not require blacklisting the ERROR result code appears Data Compression Control n Oorl 1 Disable V 42bis MNP 5 data compression Enable V 42bis MNP 5 data compression AT Command Control n Oorl 0 The modem responds to AT commands Note The modem will respond to AT DC for 10 seconds after power up Command Values Default Description Command Values MT5634SMI En EO E1 E2 Dn Fallback and Fall Forward Control n 0 1 or 2 2 Disable fallback and fall forward Enable fallback disable fall forward Enable fallback and fall
10. character is defined in register 13 MT5634SMI S Registers Chapter 3 Class 1 Fax Commands Certain modem values or parameters are stored in memory locations called S registers Use the S command to read or to alter the contents of S registers see previous section Register Unit Range SO 1 ring 0 1 255 S1 lring 0 255 2 decimal 0 127 128 255 S3 decimal 0 127 S4 decimal 0 127 S5 decimal 0 32 33 127 S6 seconds 2 65 S7 seconds 1 255 S8 seconds 0 65 S9 decimal 0 1 127 S10 100 ms 1 254 S11 ms 50 150 S28 decimal 0 1 255 30 1 minute 0 1 255 35 decimal 0 1 36 decimal 0 7 37 decimal 0 19 MT5634SMI Default T 0 43 13 M Description Sets the number of rings until the modem answers ATSO 0 disables autoanswer completely Counts the rings that have occurred Sets ASCII code for the escape sequence character Values greater than 127 disable escape Sets the ASCII code for the carriage return character 10 J Sets the ASCII code for the line feed character 8 H 2 50 2 Sets the ASCII code for the backspace character Values greater than 32 disable backspace Sets the time the modem waits after it goes off hook before it begins to dial the telephone number Sets the time the modem waits for a carrier signal before aborting a call Also sets the wait for silence time for the dial modifier Sets the length of a pause caused by a comma character in a dialing com
11. line speed serial speed type of error correction data compression number of past retrains etc Monitor Speaker Volume n 0 1 2 or 3 2 Select low volume Select low volume Select medium volume Select high volume Monitor Speaker Mode n 0 1 2 or 3 1 Speaker always off Speaker on until carrier signal detected Speaker always on when modem is off hook Speaker on until carrier is detected except while dialing Modulation Handshake n Oorl 1 Modem performs handshake only at communication standard specified by 37 and the B command Modem begins handshake at communication standard specified by 37 and the B command During handshake fallback to a lower speed can occur Return Online to Data Mode 0 1 3 None Exit online command mode and return to data mode see AT lt CR gt escape sequence Issue a retrain and return to online data mode Issue a rate renegotiation and return to data mode Pulse Dialing PT T Configures the modem for pulse non touch tone dialing Dialed digits are pulsed until a T command or dial modifier is received Result Codes Enable Disable n Oorl 0 Enable result codes Disable result codes Returns an OK for backward compatibility with some software Set Register Value r S register number n varies None Set value of register Sr to value of n where n is entered in decimal format E g S01 Read Register Value r S register number None Read value
12. or 2 any of the four parameters are missing from the command string If an error occurs the modem retains the previous lt sds gt and lt sdi gt parameter values Description The VSM command sets the modem to a specified voice compression method silence compression sensitivity and voice sampling rate The modem can maintain a different event detection capability for each compression method This command allows the PC to set the amount of silence compression appropriate to a particular situation or application For example you may want to record your welcome message with the lowest amount of silence removal with the goal of reducing distortion meanwhile recording other messages with a more assertive silence removal to limit disk space used for recording purposes The parameter meanings are described below lt cml gt is used by the PC to select a compression method The valid range of values is from 128 256 The range of values from 0 127 is reserved for future standards lt vsr gt is used to select the modem voice sampling rate from the set of those supported The unit of measure is samples per second See the VSM command for the list of sampling rates supported by the modem scs has different meanings in voice transmit and voice receive modes In voice receive the PC uses scs to select greater amounts of compression activity larger scs values mean that the PC wants the modem to treat noisier condi tions as silence Th
13. 90 disabled 1 V 90 autorate 2 28 000 bps 3 29 333 bps 4 30 666 bps 5 32 000 bps 6 33 333 bps 7 34 666 bps 8 36 000 bps 9 37 333 bps 10 38 666 bps 11 40 000 bps 12 41 333 bps 13 42 666 bps 14 44 000 bps 15 2 45 333 bps 16 46 666 bps 17 48 000 bps 18 49 333 bps 19 50 666 bps 20 52 000 bps 2 53 333 bps 22 54 666 bps 23 56 000 bps Upstream data rates Upstream V 90 data rates are 4800 to 33 600 bps in 2400 bps increments KS6flex rates 2 32 000 bps 3 34 000 bps 4 36 000 bps 5 38 000 bps 6 40 000 bps 7 42 000 bps 8 44 000 bps 9 46 000 bps 10 48 000 bps 11 50 000 bps 12 52 000 bps 13 54 000 bps 14 56 000 bps Enables disables the 56K auto rate When 56K auto is disabled fallback to V 34 is also disabled 0 disable 1 enable For testing and debugging only Enables disables V 32bis start up auto mode operation 0 disable 1 enable Enables 7 or disables 128 LAPM negotiation The following table lists the 36 and S48 configuration settings for certain types of connections S48 7 S48 128 S36 0 2 LAPM or hangup Do not use S36 1 3 LAPM or async Async S36 4 6 LAPM MNP or hangup MNP or hangup S36 5 7 LAPM MNP oraysnc MNP or async Sets the length of time in the off line command mode before the modem goes into standby mode A value of zero prevents standby mode a value of 1 4 sets
14. Bytes YY YY The data bytes in hex Each byte is two characters NN 1 2 Checksum ZZ Zero minus the two s complement addition of all data hex values NN 3 4 End ofLine Arn Carriage Return followed by a Line Feed Example Data Record in Intel Format 2000A0005BB66DDBB66CD8BO60C183060D1B366DDBB66DDBB76FDFBF7EFDFBF6EDDBB66DD4 Extended Address Record Char Pos Field Type Value Description 1 Record Start P 23 Data Byte Count 02 Always 2 bytes for this record type 47 Address 0000 Not used for this record type must be zero 8 9 Record Type 02 Extended Address Record 10 13 Extended Address EEEE Top 16 bits of 20 bit address most significant byte first 14 15 Checksum ZZ Zero minus the two s complement addition of all data hex values 16 17 End of Line nn Carriage Return followed by a Line Feed MT5634SMI 89 ModemModule Developer s Guide 90 Example Extended Address Record in Intel Format 020000021000EC End of File Record Char Pos Field Type Value 1 Record Start Qu 23 Data Byte Count 00 47 Address 0000 8 9 Record Type 01 10 11 Checksum ZL 12 13 End of Line nn Example End of File in Intel Format 00000001FF Description Always 2 bytes for this record type Transfer Address usually be zero End of File Record Zero minus the two s complement addition of all data hex values Carriage Return followed by a Line Feed MT5634SMI Ap
15. CS 03 section below Multiple Listing similar to FCC s re registration is also an option for Industry Canada labeling Instructions are also detailed below FCC Part 68 From FCC PART 68 Subpart D Conditions for Registration Complete document available from US Government Printing Office http www access gpo gov cgi bin cfrassemble cgi title 199847 Section 68 300 Labeling requirements a Registered terminal equipment and registered protective circuitry shall have prominently displayed on an outside surface the following information in the following format Complies With Part 68 FCC Rules FCC Registration Number Ringer Equivalence b Registered terminal equipment and registered protective circuitry shall also have the following identifying information permanently affixed to it 1 Grantee s name 2 Model number as specified in the registration application 3 Serial number or date of manufacture 4 Country of origin of the equipment Made in Required if the equipment is not manufactured in the United States Country of origin shall be determined in accordance with 19 U S C 1304 and regulations promulgated thereunder 5 As used herein permanently affixed means that the required nameplate data is etched engraved stamped indelibly printed or otherwise permanently marked Alternatively the required information may be permanently marked on a nameplate of metal plastic or other material fastened to the enclos
16. FRS lt time gt Enter Function Stop Transmission and Wait Values time 0 255 in 10 ms intervals Default 0 Result Codes OK if the command is accepted ERROR if the parameter value is out of range Description The FRS command causes the modem to listen for a specified amount of silence on the line then display an OK result code when silence has been present on the line for the amount of time specified The value time is in 10 millesecond intervals The command terminates when either the specified amount of silent time has been detected or when the PC sends the modem another character which is discarded The modem returns the OK result code in either case If this command is entered with the modem on hook the ERROR result code is displayed The main function of the FRS command is to determine when it is safe to reverse the line and start transmitting Note The FRSz command can be entered anywhere in the command string Command FRS Enter Function Display the range of stop transmission and wait period values Values time 0 255 in 10 ms intervals Default 0 MT5634SMI 35 ModemModule Developer s Guide 36 Result Codes the current range of values supported by the modem Description The FRS command causes the modem to display the current set of stop transmission and wait period values supported specified by the FRS lt time gt command Command FTM lt MOD gt Enter Function Tra
17. Information Syntax FDCS VR BR WD LN DEEC BEST Usage Reports negotiated parameters for the current session The subparameters are described in the FDCS command description MT5634SMI 47 ModemModule Developer s Guide FDIS Reports DIS Frame Information Syntax FDIS VR BR WD LN DKEC BEST Usage Reports remote FAX capabilities and intentions The subparameters are described in the FDCS command description FET Post Page Message Response Syntax FET lt ppm gt Usage Generated by the receiving modem after the end of Phase C reception on receipt of the postpage message from the transmitting station The lt ppm gt codes are described in the FET command description FHNG Call Termination with Status Syntax FHNG lt hang up status code gt Usage Indicates that the call has been terminated The lt hang up status code gt values are described in the FA XERR command description FPTS Receive Transmit Page Transfer Status Syntax FPTS lt ppr gt Usage Reports a lt ppr gt number representing the copy quality and related post page message The valid lt ppr gt values are defined in the FPTS command description FTSI Report the Remote ID Syntax FTSI lt TSIID string gt Usage Reports the transmitting station s ID For More Information 48 To obtain Data and Fax specifications and standards e g Class 1 documents EIA TIA 578 and Class 2 documents EIA TIA Project Number 2388 Async Fax DC
18. Warning the VEM command can disable the reporting of this command regardless of the current setting of the VDT command enable report Description 0 n a The modem will not generate control tone cadence reports Control tone event codes are reported as normal 1 0 The modem only produces DROF and DRON messages The modem will not report any Ringback Remote Ring Busy and Reorder Fast Busy tonesevent codes Other control tone event codes are reported as normal 1 non zero for future implementation 2 255 non zero Reserved for future standards Example The example below shows control tone cadence reporting enabled with an on tone of 2 0 seconds and an off time of 4 0 seconds The command used to enable the sample sequence is VDT 1 Note the absence of the Ringback Remote Ring Busy and Reorder Fast Tone event reports CPOF 40 CPON 20 CPOF 40 CPON 20 CPOF 40 CPON 20 Command VEM lt mask gt Function Event Reporting and Masking Values bits 0 32 on i e FFFFFFFF8 Default Result Codes OK if the modem accepts this command ERROR if the bit field contains illegal characters Description The VEM command can be used to disable an event report regardless of the modem s state or of the modem s analog signal source or destination s configuration The mask parameter is a bit field where bit 0 is the most significant bit of an eight digit hex number The PC setting of a bit enable event reporti
19. duration The modem will stop the tone generation at the point in the string where the modem detects a parsing error encounters an invalid frequency range encounters a CR or encounters a semi colon The modem returns the OK result code if the PC accepts the command The ERROR result code is displayed if the modem encountered an error in parsing the subparameter or if the selected frequency is out of range Example Using the VTS command for tone generation without using any null elements AT VTS 1 2 1000 1300 50 6 800 1300 50 9 The above string will perform as follows Play DTMF 1 with a duration given by the VTD command Play DTMF 2 with a duration given by the VTD command Play tone pair at 1000 Hz and 1300 Hz with a duration of 500 ms Play DTMF with a duration of 60 ms Play tone pair at 800 Hz and 1300 Hz with a duration of 500 ms Play DTMF 9 with a duration given by the VTD command NnBWN Re Refer to the IS 101 Spec for additional information Command VTS Function Report Frequency Support Values n a Default n a Result Codes OK follows the string Description The VTSz command reports the current frequency range in the form lt freql gt freq2 dur where MT5634SMI 55 ModemModule Developer s Guide lt eg7 gt is the first frequency range freq2 is the second frequency range and dur is the duration range for the square brackets and curly b
20. from FK or CAN 10 19 Transmit phase A and miscellaneous errors 20 39 Transmit phase B hang up codes 20 Unspecified transmit phase B error 23 COMREC invalid command received 25 DCS sent 3 times without response 27 Failure to train 40 49 Transmit phase C hang up codes MT5634SMI 41 ModemModule Developer s Guide 42 40 Unspecified transmit phase C error 50 69 Transmit phase D hang up codes 52 Noresponse to MPS repeated 3 times 53 Invalid response to MPS 54 Noresponse to EOP repeated 3 times 55 Invalid response to EOP 56 Noresponse to EOM repeated 3 times 57 Invalid response to EOM 70 89 Receive phase B hang up codes 90 99 Receive phase C hang up codes 90 Unspecified receive phase C error 100 119 Receive phase D hang up codes 100 Unspecified receive phase D error 120 255 Reserved codes FBOR Data Bit Order Selection Command syntax FBOR lt value gt 0 Direct bit order for both Phase C data and for Phase B D data 1 Reversed bit order for Phase C data and direct bit order for Phase B D data 2 Direct bit order for Phase C data and reversed bit order for Phase B D data 3 Reversed bit order for both Phase C data and for Phase B D data Note Direct bit order First bit transferred of each byte on the DTE DCE link is the first bit transferred in the PSTN data carrier Reversed bit order Last bit transferred of each byte on the DTE DCE link is the first bit transferred on the PSTN data carrie
21. of register Sr and display it in 3 digit decimal form E g S2 gives the response 043 23 ModemModule Developer s Guide Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description T VO Vi WO Wi W2 X0 X1 X2 X3 X4 X5 X6 X7 Zn Z0 Zi amp Cn amp CO amp Cl amp Dn amp DO amp D1 amp D2 amp D3 amp Fn amp FO Tone Dialing P T T Configures the modem for DTMF touch tone dialing Dialed digits are tone dialed until a P command or dial modifier is received Result Code Format n Oorl 1 Displays result codes as digits terse response Displays result codes as words verbose response Result Code Options n 0 1 or 2 2 CONNECT result code reports serial port speed disables protocol result codes CONNECT result code reports serial port speed enables protocol result codes CONNECT result code reports line speed enables protocol result codes Result Code Selection n 0 7 4 Basic result codes e g CONNECT does not look for dial tone or busy signal Extended result codes e g CONNECT 46000 V42bis does not look for dial tone or busy signal Extended result
22. report ing a full text message Message or Verbose reporting or as a repeating pattern Pattern reporting Table 2 Voice Mode Result Codes Terse Verbose 0 Caller ID Report 1 DID Report 2 Distinctive Ringing 3 RING 4 DTMF Received 3 Receive Buffer Overrun 6 Facsimile Calling e g 1100 Hz 7 Data Calling e g 1300 Hz 8 Local Phone On Off Hook 9 Presumed Hangup SILENCE Time out 10 Presumed End of Message QUIET Time out Il SIT Tone CO Standard Information Tones sent to pay phones 12 Bong Tone Calling Card Tone 13 Loop Current Interruption 14 Loop Current Polarity Reversal 15 Call Waiting Beep Interrupt 16 Distinctive Call Waiting 17 TDD Detected e g 1400 1800 Hz 18 Ringback Remote Ring 19 BUSY 20 DIALTONE 21 Reorder Fast Busy 22 V 21 Channel 2 7E Flags 23 Transmit Buffer Underrun 24 Extension Phone On Off Hook 25 Facsimile or Data Answer e g 2100 Hz 26 Data Answer e g 2225 Hz 27 Voice Detect 26 Call Waiting Plus Caller ID 29 Stuttered Dialtone 30 Invalid Voice Data Format 3 Lost Data Detected Event 32 Facsimile Answer 33 63 Reserved for future standard above 63 Manufacturer specific Further study required for final specification The TIA EIA 602 CONNECT result code is disallowed in voice mode Unsolicited Voice Mode Result Codes The form of the unsolicited result codes for voice mode is different from standard modem Command mode result codes The V spe
23. rte er ee eee 32 Class T Eas Command SUBIBIAD 522 eeu ir eire HDi ente oen 32 Chapter 4 Class 2 Fax Commands OCNCO reer errr er esre re te geese E 42 Class 2 Fax Command Implementation o nro re m e m in rv e e ro rh P i 42 Class2 Pax Commands EIA SP 2338 8 August 1990 ce eves ea estera eee e Pe YUR TEE HE HEYEES SEXE YER US EX NASA SP EEEE 42 Chapter 5 Voice V Commands TOJU OI TIR S Revier SUNDIN sar a2se poh ves tscaaed E E std oktober nesea stuns vases gates ohied fotos E E E shone oem Eide Voice Command SUMIMMALY cu a opcra kt toe rer teeth Rt ebd dance stp IP OE Lo Te ydq OA eas lone REID ROR Ve vu o Loy Y MA ERU EX UEM AU I Chapter 5 Remote Configuration Introductio oues MI Eepeu Eu e uM MEME a eee ee 32 Basic POG SI C iere E DEI OPI a eV ILICE wns rcp VE ER IE vest EE Ee reyes vue nds 52 OU 3 Chapter 6 Troubleshooting Intt OU DOE s i roit IE e DECUIT E Ie BEP EI Pe A petue A subascemtay A RESPFEE Ho NES ERES RUR 56 Local Analog Loopback Test VIA LOOP 3 n repite tse pn FISCH esed trae gib bete prete vto EO Sb to oe De Deere a ake 56 Remote Digital Loopback Test V 54 LOOD 2 e aeter ood p ERE SE eR S rescate iod pee E Deo awe aaa tunes duet tems 57 Local Digital Loopback Test V 54 LOOP 2 ettet eile ope e bep cv eto n FIRE UR epi de vto PDISN E DRE HEU 58 Chapter 7 Upgrade Procedure genii MEM 60 Upsrade aol RE 60 Step 1 Identity the Modem Firm Ware i2 eite rre rer bance ives tne eo bubo
24. the SDM and MDM packets except the leading Us line seizure information from the presentation The checksum is included in the presentation The entire Caller ID packet is prresented in ASCII hex as printable num bers The characters in the ASCII hex message are in the bit order presented to the MultiModem The MultiModem does 66 MT5634SMI Appendixes not insert spaces cr or If ASCII codes for formatting between the characters of the packet The MultiModem does not check the checksum and it is the computers job to check message validity Note that this means that the MultiModem presents the Caller ID information even if the MultiModem detects a checksum error in the Caller ID packet SDM or MDM in the presentation mode The MultiModem presents all of the information in the packet in ASCII hex as printable characters The Multi Modem includes all Mesasage Type Octets Message Length Octets Data Octets and Checksum Octets for the presentation mode MT5634SMI 67 ModemModule Developer s Guide Voice Mode Shielded Codes These codes can be sent in either Command mode or Data mode The DCE may return the event detection reports after the OK result code from the FCLASS command One or more simple event detection reports may be embedded within the data portion of a complex event detection report Table 3 describes voice mode shielded codes The number in the first column is the ASCII equivalent in hex The number in the second c
25. the value to 5 Selects the 56K digital loss if using the modem thru a PBX line The default value is 6 dB loss the value used when calling from a typical POTS line long distance 0 0 dB digital loss no robbed bit signaling 1 3 dB PBX digital loss 2 2 dB digital loss 3 3 dB digital loss 6 6 dB digital loss 7 0 dB digital loss with robbed bit signaling Sets one of three 56K operating modes K56flex mode V 90 mode or Auto mode S109 2 forces V 90 connections for testing purposes etc S109 sets the 56K operating mode as shown below 0 V 90 disabled 1 K56flex or V 90 Dual mode enabled 2 V 90 only K56flex disabled MT5634SMI Result Codes Chapter 3 Class 1 Fax Commands In command mode your modem can send responses called result codes to your computer Result codes are used by communications programs and can also appear on your monitor Terse co d OV a A S P2 CS 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 Verbose OK CONNECT RING NO CARRIER ERROR CONNECT 1200 NO DIALTONE BUSY NO ANSWER CONNECT 2400 CONNECT 4800 CONNECT 9600 CONNECT 14400 CONNECT 19200 CONNECT 7200 CONNECT 12000 CONNECT 16800 CONNECT 300 CONNECT 21600 CONNECT 24000 CONNECT 26400 CONNECT 28800 CONNECT 31200 CONNECT 33600 CONNECT 32000 CONNECT 34000 CONNECT 36000 CONNECT 38000 CONNECT 40000 CONNECT 42000 CONNECT 44000 CONNECT 46000 CONNECT 48000 CONNECT 50000 C
26. to determine the requirements Notice Even if the recommended design considerations are followed there are no guarantees that a particular system will comply with all the necessary regulatory requirements It is imperative that specific designs be completely evaluated by a qualified recognized agency Recommended Transceiver Manufacturer Analog Devices Part ADM207EAR 16 MT5634SMI Chapter 1 Introduction and Description PC Board Layout Considerations This section discusses the FCC Part 68 and Industry Canada CS 03 Telecom compliance of the Multi Tech Systems Inc Model MT5634SMI socketed modem module This module was tested by the NVLAP accredited KTL Dallas Inc laboratory and conforms to the above said standards The modem module was tested in the MultiTech MTASR3 200 a 3 modem asynchronous router that uses three ModemModules for dial up telephone access The developer s guide included on diskette with the MT5634SMI modem includes design specifications listing recommendations for the RJ 11 phone jack and fuse which are needed for FCC Part 68 compliance The MTASR3 200 tested has sockets for three modem modules each having traces of varying lengths out to the RJ 11 connectors Trace lengths ranged from 1 97 to 3 15 inches The trace widths were all 12 mil Since three ports with varying trace lengths were tested we concluded that as long as the customer s printed circuit board characteristics are reasonably close to thes
27. used to select each configu ration lt label gt Code s Description 0 none Modem on hook Local phone connected to Telco 1 T Modem off hook and connected to Telco Local phone provided with power to detect hook condition 2 L Modem off hook Local phone connected to modem 3 LT Modem off hook Local phone connected to Telco Modem connected to Telco 4 S Internal speaker connected to the modem Modem is on hook Local phone connected to Telco 5 ST Internal speaker connected to Telco Modem is off hook Modem is connected to Telco Local phone provided with power to detect hook condition 6 M Internal microphone connected to modem Modem is on hook Local phone connected to Telco 7 MST Internal microphone and internal speaker connected to Telco Squelching active Modem is off hook and connected to Telco Local phone provided with power to detect hook condition 8 S1 External speaker connected to modem Modem is on hook Local phone connected to Telco MT5634SMI 57 ModemModule Developer s Guide 9 SIT External speaker connected to Telco Modem is off hook and connected to Telco Local phone provided with power to detect hook condition 10 MSIT Internal microphone and and external speaker connected to Telco Squelching active Modem is off hook and connected to Telco Local phone provided with power to detect hook condition 11 M1 External microphone connected to modem Modem is off hook Local phone connected to Telco 12 M
28. 00 bps The DCE answers the phone The DCE indicates that it is in Voice Command mode The DTE selects Voice Transmit mode The DCE agrees The DTE plays the welcome message The DTE indicates the end of the data stream The DCE indicates that it is in Voice Command mode AT VTS 933 0 12 The DTE annotates the greeting message with a 1 2 sec beep OK The DCE is ready for another Voice command AT VSM 132 7200 0 0 The DTE selects a low bit compression scheme to save disk space OK AT VRX CONNECT lt Data gt lt DLE gt lt NUL gt lt DLE gt lt gt DLE 5 DLE 5 The DCE reports a DTMF 5 detection for 140 milleseconds within a 70 millesecond resolution lt DLE gt lt gt lt DLE gt lt gt lt DLE gt lt ETX gt AT VNH 1 OK ATA 72 The DCE agrees The DTE selects the Voice Receive mode The DCE agrees The DCE delivers lt DLE gt shielded and silence compressed voice data across the DTE DCE interface The DTE strokes the Inactivity Timer The DCE reports the start of a possible DTMF tone The DCE reports the end of the DTMF 5 detection For this example DTMF 5 means finish with the voice message and switch to fax mode The DTE wishes to end the record by sending an abort command The DCE indicates the end of the Voice data stream and returns to Voice Command mode The DTE selects to disable automatic hang ups while in Service Class 2
29. 56 MT5634SMI Appendixes Description The VIT command sets the modem s initial value for the PC Modem Inactivity Timer The permitted range is displayed by the VIT command The units are in 1 0 seconds The PC can disable the Inactivity Timer by using a value of 0 VIT 0 The Inactivity Timer serves to ensure that the PC does not leave the modem in a state where it is not accessible by voice unaware software The Inactivity Timer is activated when the PC selects the voice fixed rate The timer expires if the flow of data from the PC to the modem stops in both Voice Command mode and Data mode for aspecified amount of time When this timer expires the modem switches to Data mode with autobauding By switching to autobauding and Data mode the PC is allowed voice unaware software to recover control of the modem in the event of catastrophic failure that does not result in a modem power down It is recommended that the PC software leave the modem in autobauding and Data mode and use the Inactivity Timer only as needed Leaving the modem in autobauding is an extra measure to prevent confusion from voice unaware software acessing the modem in Voice mode at a fixed PC modem interface rate You can use the H command to switch to autobauding and Data mode automatically In Voice mode the modem does not allow the autoanswer feature since this feature does not allow the PC to set the modem in Voice mode before answering the phone Command VLS
30. 800 Hz originate answer V 29 QAM 1800 Hz originate answer V 17 TCM 1800 Hz originate answer 11 dBm dial up 0 01 ModemModule Developer s Guide Receiver Sensitivity AGC Dynamic Range Interface Diagnostics Weight Dimensions Power consumption Environmental Approvals Approvals are provided in controlled configurations and must be re evaluated in end user configurations 43 dBm under worst case conditions 43 dB Serial interface for EIA RS 232C ITU T V 24 V 28 Local analog loop local digital loop remote digital loop 0 02 Kg 0 04 Ib 1 045 x 2 541 x 0 680 2 7 x 6 5 x 1 8 cm Typical 245 mA 1 25 W 5v DC Maximum 420 mA 2 1 W Q 5 25v DC 0 50 C humidity range 20 90 non condensing UL 1950 approved FCC Part 68 approved Industry Canada CS03 EN60950 MT5634SMI Chapter 1 Introduction and Description Physical Dimensions Figure 1 2 illustrates the the physical dimensions of the MT5634SMI 1 861 47 27 286 7 26 079 TYP 2 01 079 2 01 1 045 0 050 1 27 Poy 1861 127 47 27 2019 51 28 Li 2256 573 2 550 64 77 qt 354 8 99 5 8 062 E 063 1 57 zl L 1 6 945 REF ps 24 E 1 0002 SQUARE 310 MAXIMUM COMPONENT HEIGHT SOLDER SIDE Figure 1 2 MT5634SMI Physical Dimensions CAUTION If any component s is placed under the ModemModule or
31. Codes OK Description The VSM command reports several compression method identifiers in one of two ways either 1 a compression method for PCM coding from the table below or 2 a co operative identifier non PCM coding used with other manufacturer s equipment Example the following shows an inquiry about the modem support of compression and other data In this example the modem reports that it supports two compression methods AT VSM 128 SIGNED PCM 12 0 7200 8000 11025 127 129 0 50 132 ADPCM AQ 2 40 7200 128 0 50 The compression method identifiers for PCM coding display the general classification of the compression method in the form lt cmid gt Non PCM coding reports the compression method identifiers in the form lt cmid gt lt author gt where lt cmid gt is the general classification of the compression method and lt author gt is the source of the method The source lt author gt may be a proprietary method or it may reference a published standard Each field is limited to 20 characters The VXT command is used to start a translation to or from a particular manufacturer s proprietary voice datastream format to an unsigned non PCM format Identifier Description Signed PCM Linear PCM sampling using twos complement signed numbers Unsigned PCM Linear PCM sampling using unsigned numbers A Log Author Compression using a law U Log Author Compression using u law DPCM Author Differential Pulse Coded Mod
32. Commands EC Error correction 0 Disable ECM BF Binary file transfer 0 Disable BFT ST Scan time line VR normal VR Fine 0 0ms 0ms 1 Sms Sms 2 10ms 5ms X 10 ms 10ms 4 20 ms 10 ms 5 20 ms 20 ms 6 40 ms 20 ms F 40 ms 40 ms FDR Begin or Continue Phase C Receive Data Command syntax FDR This command will initiate a transition to Phase C data reception FDT Begin Phase C Data Transmission Command syntax FDT This command prefixes Phase C data reception FECM Error Correction Mode Control Command syntax FECM lt value gt 0 Error correcting mode disabled FET Transmit Page Punctuation Command syntax FET lt ppm gt PPS PPS EOM Another document next PPS EOP No more pages or documents 0 MPS Another page next same document 1 2 3 PPS NULL Another partial page next 4 5 6 PPS PRI MPS Another page procedure interrupt PPS PRI EOM Another document procedure interrupt PPS PRI EOPAII done procedure interrupt 7 CTC Continue to correct This command is used to punctuate page and document transmission after one or more FDT commands FK Session Termination Command syntax FK This command causes the modem to terminate the session in an orderlymanner FLID Local ID String Command syntax FLID lt local ID string gt MT5634SMI 45 ModemModule Developer s Guide Valid values ASCII string can be up to 20 characters Response syntax FLID Return v
33. D is on If you are set for 14 400 bps or higher a speed LED should be on If the CD LED is not on there is a defect in your modem Enter characters from your keyboard For this test typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeros The characters entered should be displayed on your monitor The TD and RD LEDs should flash when a character is entered To exit the test type the escape sequence AT and press ENTER This puts the modem in online command mode Then type either AT amp T or ATH to return to command mode Your modem passes this test if the data received on your monitor are the same as the data entered from your keyboard If different data appear on your monitor your modem is probably causing the problem though it could also be your computer If your modem passes this test but you are receiving errors while on line the remote modem or the phone line could be at fault 77 ModemModule Developer s Guide Remote Digital Loopback Test V 54 Loop 2 78 The remote digital loopback test tests the phone lines and the circuits of both your modem and a remote modem In this test your modem must be on line with another modem that is set up to respond to a request for remote digital loopback Note that some modems might not support remote digital loopback or might have it disabled Data from your computer or terminal is transmitted through your modem and over the phone l
34. DR lt enable gt lt report gt Function Enable Disable Distinctive Ring Ring Cadence Reporing Values see Description Default Result Codes OK if the modem accepts the command ERROR if the parameter is out of range Description The VDR command causes the modem to enable or disable reporting of the ring cadence information and to control the timing of the Ring event code report if ring cadence reporting is enabled This report format is one line per silence period and one line per ring period The length of the silence period is in the form DROF lt number in units of 0 1 seconds gt lt CR gt lt LF gt and the length of the ring in the form DRON lt number in units of 0 1 seconds gt The lt LR gt character is optional The modem may produce a Ring event code after the DRON message if enabled by the lt 7epo77 gt parameter The lt report gt parameter should be set to a value larger than the expected off times within a single pattern so that the Ring event reports are issued only during the off times between the complex patterns enable report Description 0 n a The modem will not generate ring cadence reports Other call progress event codes including Ring are reported as normal 1 0 The modem only produces DROF and DRON messages Other call progress result codes including RING are reported as normal 1 non zero The modem only produces DROF and DRON messages The RING result code is displayed after the fall
35. E Control Standard Service Class 2 TR29 2 contact Telecommunications Industry Association TIA 2500 Wilson Boulevard Suite 300 Arlington VA 22201 Ph 703 907 7700 http www tiaonline org The ITU is the leading publisher of international telecommunication standards For further information contact sales itu int or http www itu int publications index html Global Engineering maintains extensive collections of documents from more than 400 standards developing organizations worldwide including TIA EIA 578 Class 1 documents TIA EIA 592 Class 2 documents EIA TSB 43 corrections to TIA EIA 578 EIA SP 2987 draft of changes to TIA EIA 578 and CCITT v7 3 T 1 T 90 standards including T 4 and T 30 Contact Global Engineering Documents 800 854 7179 phone 303 792 2192 fax http global ihs com MT5634SMI Chapter 6 Troubleshooting Chapter 5 Voice V Commands Introduction This chapter describes the command support The V Command standard IS 101 Voice Control Interim Standard for Asynchronous DCE prepared by the TIA Technical Subcommittee TR29 2 on Facsimile Digital Interface defines the commands that a PC user may issue to configure and control a voice fax data modem and the responses result codes that the voice fax data modem may issue in response to those commands The V commands and responses provide control of the following services Recording and playback of digitized voice
36. ENI at t19 0 34 52 No Belgium Yes ENI at t19 0 34 52 Yes Brazil Yes ENI at t19 0 34 52 Yes Brunei Yes ENI at t19 0 34 52 No Canada Yes ENI at t19 0 34 52 Yes Cayman Islands No ENI at t19 0 34 52 N A Chile Yes ENI at t19 0 34 52 Pending China Yes ENI at t19 0 34 52 No Columbia No ENI at t19 0 34 52 N A Costa Rica No ENI at t19 0 34 52 N A Croatia No ENI at t19 0 34 52 N A Czech Republic Yes ENI at t19 0 25 37 Pending Denmark Yes ENI at t19 0 34 52 Yes Ecuador Yes ENI at t19 0 34 52 No Egypt No ENI at t19 0 34 52 N A Finland Yes ENI at t19 0 34 52 Yes France Yes ENI at t19 0 34 52 Yes Germany Yes ENI at t19 0 34 52 Yes Greece Yes ENI at t19 0 34 52 Yes Guatemala No ENI at t19 0 34 52 N A Hong Kong Yes ENI at t19 0 30 48 Yes Hungary Yes ENI at t19 0 30 48 Yes Iceland Yes ENI at t19 0 34 52 Yes India Yes ENI at t19 0 30 48 Pending Indonesia Yes ENI at t19 0 30 48 Pending Ireland Yes ENI at t19 0 34 52 Yes Israel Yes ENI at t19 0 30 48 No Italy Yes ENI at t19 0 34 52 Yes Jamaica No ENI at t19 0 34 52 N A Japan Yes ENI at t19 0 10 16 Yes Luxembourg Yes ENI at t19 0 34 52 Yes Macao Yes ENI at t19 0 34 52 No Malaysia Yes ENI at t19 0 30 48 Pending Mexico Yes ENI at t19 0 34 52 Yes Morocco Yes ENI at t19 0 34 52 No Netherlands Yes ENI at t19 0 34 52 Yes Netherlands Antilles No ENI at t19 0 34 52 N A New Zealand Yes AU NZ at t19 0 9 9 Yes Norway Yes ENI at t19 0 34 52 Yes Pakistan No ENI at t19 0 34 52 N A Panama No ENI at t19 0 34 52 N A 92
37. H the Class 1 ModemModule would return 3 a Class 2 ModemModule would return 3 24 48 72 73 74 96 Command FCLASS Enter Function Display Current Class Values 0 1 2 Default 0 data modem Result Codes OK if the command is accepted ERROR if the parameter value is out of range Description FCLASS requests the current Service Class of the ModemModule as shown below Result Code Meaning 0 indicates a data modem 7 indicates a Service Class 1 fax data modem 2 indicates a non standard Class 2 modem based on an early draft of the Class 2 0 standard Command FCLASS Enter Function Display Service Class Capabilities Values 0 1 other values are reserved Default 0 data modem Result Codes OK if the command is accepted ERROR if the parameter value is out of range Description The FCLASS command displays the set of Service Classes supported by the modem from the list of values e g 0 7 for a modem that supports data communications plus fax Service Class 1 This command returns the service class or classes available with the modem The modem returns a list of all supported values separated by commas if more than one class is supported For example a modem that supports data communications and Class 1 fax would respond with 0 7 Command FCLASS lt value gt Enter Function Select Service Class Values 0 1 2 Default 0 data mode Result Codes OK if the command is accepted ERROR i
38. IST External microphone and internal speaker connected to Telco Squelching active Modem is off hook and connected to Telco Local phone provided with power to detect hook condition 13 MISIT External microphone and external speaker connected to Telco Squelching active Modem is off hook and connected to Telco Local phone provided with power to detect hook condition 14 H External microphone and speaker combination handset or headset connected to modem Modem is off hook Local phone connected to Telco 15 HT External microphone and speaker combination headset or handset connected to modem Modem is off hook and connected to Telco Local phone provided with power to detect hook condition Command VLS Function Identify Analog Source Destination Configuration and Event Reporting Capabilities Values Default Result Codes lt label gt lt devices gt trasmit event gt lt receive event gt lt idle event Description The VLS command displays the modem s current source and destination device information for the analog data to be transmitted refer to the VLS lt label gt command for label code and description information Note that the VEM command contains more information about event reporting Example In the example below the modem reports that it supports only a Telco line at Service Level C AT VLS 0 0A0001000 0E601800 1A803840 1 T 0A0001000 0E601800 1A803840 OK Command VRA lt interval gt
39. Jack 4 2 63 5 x 6 x 61 5v DC Power Reset 24 41 Digital Ground 40 Call status LED ee 2d Circuitry 57 UART 29 36 30 35 31 34 32 33 Figure 1 6 MT5634SMI Typical OEM Application 14 MT5634SMI Chapter 1 Introduction and Description MT5634SMI Design Considerations This section discusses hardware considerations PC board layout considerations and Telecom labeling requirements Hardware Considerations Disclaimer Multi Tech Systems makes no warranty claims for vendor product recommendations listed below Other vendor products may or may not operate satifactorily Multi Tech System s recommended vendor products only indicate that the product has been tested in controlled conditions and were found to perform satisfactorily c2 220PF 2KV e i s LOYNA Loaded 4 Pin Modjack FERRITE 600 TR600 150 220PF 2KV Figure 1 7 Tip and Ring Ferrite Connections EMC Surface mount ferrites are used on T amp R Tip and Ring to mitigate emission levels out the RJ 11 cable 220pF capacitors are also used on T amp R to reduce the common mode emissions that may be present in certain systems The ferrite and capacitors also aid in reducing the effects of transients that may be present on the line Recommended Ferrite Manufacturer Associated Component Technology ACT Part YCB 1206 Manufacturer Murata Erie Part BLM31A601SPT Recommended Capacitor Manufacturer Murata Erie Manufa
40. Modem 4 MT5634SMI Data Fax Modem Multi Systems Developer s Guide 88310757 RevisionH ModemModule Model MT5634SMI This publication may not be reproduced in whole or in part without prior expressed written permission from Multi Tech Systems Inc All rights reserved Copyright O 1999 by Multi Tech Systems Inc Multi Tech Systems Inc makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Record of Revisions Revision Description H Added Voice V commands Telecom Approvals Flash Wizard and various editorial changes 10 2 00 Revision H documents firmware version 4 18 and Test Demo PCB rev C G Updated the MT5634SMI image to revision C Added reset pin 24 and changed the serial ttl 3 10 00 signals to active low in the Pinouts table on page 13 All pages at revision G F Added the amp V command to the AT command set and added Appendix B which provides 12 10 99 instructions for developing a customized flash prgramming utility All pages at revision F E Manual released All pages at revision E 10 22 99 Updated Chapter 4 Class 2
41. NTER This puts the modem in online command mode The modem should respond with an OK message If you wish to stay on line with the remote modem for normal data transmission type AT amp T and press ENTER to exit the test then type ATO and press ENTER to return on line If you wish to terminate the call type ATH and press ENTER to hang up MT5634SMI Appendixes Local Digital Loopback Test V 54 Loop 2 The local digital loopback test is identical to the remote digital loopback test with one exception Instead of using your modem to signal a remote modem to place itself in digital loopback mode your modem is placed in digital loopback mode while the remote modem is not Data is entered and transmitted from the remote modem sent across the phone line to your modem and looped back to the remote modem AT amp T3 OK UUUUUUUUUU UUUUU Digital Analog Analog Digital Computer or Terminal Local MultiModem Remote MultiModem Computer or Terminal Figure 6 3 Local digital loopback test Test Procedure 1 MT5634SMI Open your communications software and go into terminal mode Type AT and press ENTER you should get an OK message Type AT N and press ENTER to disable error correction Dial the remote modem and establish your online connection Type the escape sequence AT and press ENTER to bring your modem into online command mode Type AT amp T3 and press ENTER Once you receive an OK message from your modem if
42. ONNECT 52000 CONNECT 54000 CONNECT 56000 DELAYED BLACKLISTED BLACKLIST FULL CONNECT 28000 CONNECT 29333 CONNECT 30666 CONNECT 33333 CONNECT 34666 CONNECT 37333 CONNECT 38666 CONNECT 41333 CONNECT 42666 CONNECT 45333 CONNECT 46666 CONNECT 49333 CONNECT 50666 CONNECT 53333 CONNECT 54666 Description Command executed Modem connected to line Ring signal detected Carrier signal lost or not Invalid command Connected at 1200 bps No dial tone detected Busy signal detected No answer at remote end Connected at 2400 bps Connected at 4800 bps Connected at 9600 bps Connected at 14400 bps Connected at 19200 bps Connected at 7200 bps Connected at 12000 bps Connected at 16800 bps Connected at 300 bps Connected at 21600 bps Connected at 24000 bps Connected at 26400 bps Connected at 28800 bps Connected at 31200 bps Connected at 33600 bps Connected at 32000 bps Connected at 34000 bps Connected at 36000 bps Connected at 38000 bps Connected at 40000 bps Connected at 42000 bps Connected at 44000 bps Connected at 46000 bps Connected at 48000 bps Connected at 50000 bps Connected at 52000 bps Connected at 54000 bps Connected at 56000 bps detected 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate 56K rate Delay is in effect for the dialed number Dialed number is blacklisted Blacklist is full Connected at 28000 bps Connected at 29333 bps Co
43. TU T V 29 V 42 V 42bis ITU T V 21 amp V 23 in international versions Fax Compatibility ITU T Group 3 Class 1 and 2 T 4 T 30 V 21 V 27ter V 29 V 17 and TIA EIA TR29 2 Error Correction ITU T V 42 LAP M or MNP 3 4 Data Compression ITU T V 42bis 4 1 throughput MNP 5 2 1 throughput Speed Conversion Serial port data rates adjustable to 300 1200 2400 4800 9600 19 200 38 400 57 600 115 200 and 230 400 bps Modes of Operation Fax online modes full duplex over dial up lines data mode command mode and online command mode V 54 Test mode Flow Control XON XOFF software RTS CTS hardware Intelligent Features Fully AT command compatible autodial redial repeat dial pulse or tone dial dial pauses auto answer adaptive line probing automatic symbol and carrier frequency during start up retrain and rate renrgotiation DTMF detection 6 MT5634SMI Command Buffer Data Modulation Fax Modulation Carrier Frequencies ITU T V 34 Carrier Frequencies ITU T V 32bis V 32 Carrier Frequencies V22bis V 22 or Bell 212A Standard 2400 amp 1200 bps Carrier Frequencies ITU T V 23 1200 bps Carrier Frequencies ITU T V 21 0 300 bps Carrier Frequencies Bell 103 113 0 300 bps Fax Carrier Frequencies Transmit Level Frequency Stability MT5634SMI Chapter 1 Introduction and Description call status display auto parity and data rate selections keyboard controlled modem opt
44. The Data hnk escape character gt and the start of DTMF tone shielding character X are both output once a button is pressed The DTMF digit will continue to be output along with a gt until the button is released then another is output along with a DTMF transitions to off character Silence on the line is indicated with a gt s displayed DTMF dual tone multi frequency is the signal to the phone company that you generate when you press an ordinary telephone s touch keys In the United States and perhaps elsewhere it s known as Touchtone phone formerly a registered trademark of AT amp T DTMF has generally replaced loop disconnect pulse or rotary dialing With DTMF each key you press on your phone generates two tones of specific frequencies So that a voice can t imitate the tones one tone is generated from a high frequency group of tones and the other from a low frequency group Here are MT5634SMI 51 ModemModule Developer s Guide the signals you send when you press your touchtone phone keys Digit Low frequency High frequency 1 697 Hz 1209 Hz 2 697 1336 3 697 1477 4 770 1209 5 TIO 1336 6 TIO 1477 7 852 1209 8 852 1336 9 852 1477 0 941 1336 941 1209 941 1477 When any key is pressed both the high and low tones of of the row are generated hence the name dual tone For example pressing the 5 button generates the tones 770Hz and 1336Hz The frequencies were chosen to a
45. VIT 0 FSK command result codes in Telco on hook The DTE switches the FCLASS 2 DCE to Service Class 2 fax mode The DCE agrees The DCE starts the fax receive process MT5634SMI Appendixes DTE DCE Interface Rates Table 7 below indicates the anticipated modem to computer interface rates for both the 7 2 bits per sample rate and the 8 bits per sample rate Table 7 Projected DTE DCE Interface Rates for 7 2 8K Hz Sample Rates Projected DTE DCE I F Projected DTE DCE I F Bits per Sample Rate 7 2K Hz Rate 8K Hz Sample Rate 0 50 4800 9600 1 9600 19200 2 19200 19200 3 38400 38400 4 38400 57600 5 57600 57600 6 57600 115200 7 115200 115200 8 115200 115200 9 115200 115200 10 115200 115200 11 115200 115200 12 115200 Fast 13 Fast Fast Related Manuals For information on Multi Tech modem installation AT commands S Registers and testing refer to the applicable user manual that came with your Multi Tech modem Multi Tech manuals and other resources are on the Multi Tech web page at http www multitech com For additional Multi Tech information contact http www multitech com for News Products Solutions Support Documents and more ftp ftp multitech com for Modem Firmware Modem INFs Manuals Utilities etc mailto support multitech com for email technical support Additional Information Telecommunications Industry Association TIA the TIA represents the telecommunications industr
46. al frame Send V 21 carrier Send flags Send MCF frame Drop carrier Detects carrier Detect flags Receives DCN 39 ModemModule Developer s Guide 40 ATHO OK Hang up Hangup Table 3 3 Single Page Class 1 Answer amp Receive Example Command AT FCLASS 1 ATA lt CSIframe data lt DLE gt lt ETX gt lt DISframe data lt DLE gt lt ETX gt AT FRH 3 AT FRH 3 AT FRH 3 AT FRM 96 AT FTH 3 lt CFRframe data gt lt DLE gt lt ETX gt AT FRM 96 AT FRH 3 AT FRH 3 AT FTH 3 lt MCF frame data gt lt DLE gt lt ETX gt AT FRH 3 AT FRH 3 ATHO OK RING CONNECT CONNECT OK CONNECT lt TSI frame data gt lt DLE gt lt ETX gt OK CONNECT lt DCS packet data gt lt DLER gt lt ETX gt OK NO CARRIER CONNECT lt TCF data gt lt DLE gt lt ETX gt NO CARRIER CONNECT OK CONNECT lt page image data gt lt DLE gt lt ETX gt CONNECT lt EOP frame data gt lt DLE gt lt ETX gt OK NO CARRIER CONNECT OK CONNECT lt DCN frame data gt lt DLE gt lt ETX gt OK NO CARRIER OK Action by Respone Set Class to 1 Detect Ringing Off hook Send CED Send V 21 carrier Send flags Send CSI data Send FCS Send flags Send DIS data Send FCS and flags Drop carrier Detect carrier Detect flags Receive TSI Receive FCS Accept FCS Receive DCS Receive FCS Accept FCS Detect loss of carrier Detect carrier Action
47. alue 20 32 127 FLNFC Page Length Format Conversion Command syntax FLNFC lt value gt 0 Disables mismatch checking The DTE must check the FDCS LN subparameter and transfer matching data FLPL Indicate Document to Poll Command syntax FLPL lt value gt 0 Indicates that the DTE has no document to poll FMDL Request Model Identification Command syntax FMDL Response value The information text cannot exceed 2048 characters This command causes the modem to send one or more lines of information text which is used to identify the product FMFR Manufacturer Identification Command syntax FMFR Response value The information text cannot exceed 2048 characters This command causes the modem to send one or more lines of information text which is used to identify the manufacturer FREV Request Product Revision Identification Command syntax FREV Response value The information text cannot exceed 2048 characters This command causes the modem to send one or more lines of information text which is used to identify the version revision level or data or other pertinent information FPHCTO DTE Phase C Response Time out Command syntax FPHCTO lt value gt value 2 0 255 100 ms units Default value 30 This value determines how long the modem will wait for a command after reaching the end of data when transmitting in Phase C 46 MT5634SMI Chapter 5 Remote Configuration EPTS Page Trans
48. at signals presented on TXD will be transmitted to the telephone line CTS OFF indicates to the DTE that it should not transfer data across the interface on TXD DSRTTL O Data Set Ready CMOS Level IO 12ma Active Low DSR indicates modem status to the DTE DSR OFF high indicates that the DTE is to disregard all signals appearing on the interchange circuits except Ring Indicator RI It reflects the status of the local data set and does not indicate an actual link with any remote data equipment RITTL O Ring Indicate CMOS Level IO 12ma Active Low RI output ON low indicates the presence of an ON segment of a ring signal on the telephone line The modem will no go off hook when RI is active the modem waits for RI to go inactive before going off hook TXDTTIL I Transmitted Data TTL Level Active Low The DTE uses the TXD line to send data to the modem for transmission over the telephone line or to transmit commands to the modem The DTE should hold this circuit in the mark state when no data is being transmitted or during intervals between characters RXDTIL O Received Data CMOS Level IO 12ma Active Low The modem uses the RXD line to send data received from the telephone line to the DTE and to send modem responses to the DTE During command mode RXD data presents the modem responses to the DTE Modem responses take priority over incoming data when the two signals are in competition for RXD When no data is transmi
49. by Local Modem Remote PC Dial send CNG Get CED Detect carrier Detect flags Receive FCS Receive DIS Sends V 21 carrier Send flags Send TSI frame Send FCS Send DCS frame Send FCS Drop carrier Wait 75 msec Send V 29 carrier Receive TCFSend TCF data Detect carrier loss Send V 21 carrier Send flags Send CFR frame Send FCS Drop carrier Detect carrier Receive page Detect carrier loss Detects carrier Detects flag Receives EOP Receives FCS Accepts FTS Detects loss of carrier Send V 21 carrier Send flags Send MCF frame Send FCS Drop carrier Receives carrier Detects flags Receives DCN Receives FCS Accepts FCS Detect loss of carrier Hangs up Drop carrier Detects carrier Detects flags Receives CFR Send V 29 carrier Send page data Drop carrier Wait 75 msec Sends V 21 carrier Sends flag Sends EOP packet Send CRC Drops carrier Detect carrier Detect flags Receive MCF frame Send V 21 carrier Send flags Send DCN frame Send FCS Drops carrier MT5634SMI Chapter 4 Class 2Fax Commands Chapter 4 Class 2 Fax Commands Introduction This chapter provides fax software developers with specific Class 2 fax command protocol information to be used in development with Lucent K56flex modem chip set It is assumed that users have an understanding of ITU TSS T 30 and T 4 concepts The fax command protocol is defined here as the set of AT Commands used to cont
50. ccepts the command ERROR if the parameter is out of range Description The VGR command causes the modem to set the gain for the received voice samples Receive gain values larger than 128 indicate a larger gain than nominal and values smaller than 128 indicate a gain smaller than nominal The modem may limit the receive gain to a narrower range such as from 120 to 136 or from 120 to 128 The value 0 is reserved for modem automatic gain control AGC Command VGT lt level gt Function Set the Volume for Transmitted Voice Samples Values Default Result Codes OK if the modem accepts the command ERROR if the parameter is out of range Description The VGT command causes the modem to set the volume control either by attenuating or amplifying the signal for the transmitted voice samples Values larger than 128 indicate a larger gain than nominal and values smaller than 128 indicate a gain smaller than nominal The modem may limit the receive gain to a narrower range such as from 120 to 136 or from 120 to 128 The value 0 is reserved for modem automatic volume control AVC Warning the modem will limit the transmit level over the Telco lines regardless of the current VGT setting to that permitted by CFR FCC Rules Part 68 Subpart d Command VIT lt timer gt Function Set DTE DCE Inactivity Timer Values Default Result Codes OK if the modem accepts the command ERROR if the parameter is out of range
51. ce provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the ringer equivalence numbers of all the devices does not exceed 5 This digital apparatus does not exceed Class B limits for radio noise for digital apparatus set ouy in ICES 003 of Industry Canada Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la classe B prescrites dans le R glement sur le brouillage radio lectrique dict par le minist re des Communications du Canada FCC FAX Update The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device to send any message via a telephone fax machine unless such message clearly contains in a margin at the top or bottom of each page or the first page of the transmission the date and time the message is sent and an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or such business other entity or individual See your fax software manual for setup details International Modem Restrictions Some dialing and answering defaults and restrictions may vary for international modems Changing settings may cause a modem to become non complian
52. cification refers to these voice mode result codes as event detection reports Event detection reports are provided in simple report format when one character is enough to report an event such as RING A complex report format is used when one character is not enough to report an event generally all multi character responses Complex event reports are in the format tag lt gt data cr where tag is the data type is the ASCII sign MT5634SMI 65 ModemModule Developer s Guide data is a specific data instance and cr is ASCII 13 decimal Table 3 below defines the complex event report tags Table3 Valid Complex Event Report Tags Tag Description TIME Caller ID Tag in the form TIME HHMM where HH is the hour 00 23 and MM is the minute 00 59 All numbers are in ASCII and numbers less than 10 have a leading 0 DATE the current date in the format MMDD where MM is the month 0 12 nad DD is the day 01 31 All numbers are in ASCII and numbers less than 10 have a leading 0 NMBR the telephone number of the caller in the format NMBR lt Number gt or P or O ASCII AF hex The P indicates that the calling number information is not available since the originating caller has requested Private service The O indicates that the calling number information is not available since the caller is outside of the area code NAME the caller s name in the format NAME Listing Name MESG indicates a data item not listed above
53. codes with NO DIALTONE does not look for busy signal Extended result codes with BUSY does not look for dial tone Extended result codes with NO DIALTONE and BUSY Extended result codes with NO DIALTONE and BUSY Extended result codes with NO DIALTONE and BUSY Basic result codes with VO DIALTONE and BUSY Modem Reset n Oorl None Reset modem to profile saved by the last amp W command Same as Z0 Data Carrier Detect DCD Control 0or1 1 Forces the DCD circuit to be always high DCD goes high when the remote modem s carrier signal is detected and goes low when the carrier signal is not detected Data Terminal Ready DTR Control n 0 1 2 or 3 2 Modem ignores the true status of the DTR signal and responds as if it is always on If DTR drops while in online data mode the modem enters command mode issues an OK and remains connected If DTR drops while in online data mode the modem hangs up If the signal is not present the modem will not answer or dial If DTR drops the modem hangs up and resets as if an ATZ command were issued Load Factory Settings n 0 None Load factory settings as active configuration Note See also the Z command 24 MT5634SMI Command amp Gn Values Default Description amp GO amp G1 amp G2 Chapter 2 AT Commands S Registers and Result Codes V 22bis Guard Tone Control n 0 1 or 2 0 Disable guard tone Set guard tone to 550 Hz Set guard ton
54. cturer Ever Grace Electronic Industrials Part GHM3045X7R221K GC Surface mnt Part YP221K2EA7PS Part DE0807B221K KH Thru hole device Note The capacitors used on T amp R must have a Y2 safety rating Telecom The RJ 11 connector must meet FCC Part 68 requirements Refer to FCC Part 68 section 68 500 subpart F for connector specifications A self healing fuse is used in series with line to help prevent damage to the DAA circuit This fuse is needed for FCC Part 68 compliance Recommended Connector Manufacturer Stewart Part 6446S RP 30 Recommended Fuse Manufacturer RayChem Part TR600 150 Note The fuse is also needed to meet UL1950 3 edition protection against overvoltage from power line MT5634SMI 15 ModemModule Developer s Guide Crosses Safety All creepages and clearances for the MT5634SMI have been designed to meet requirements of safety standards EN60950 and IEC950 The requirements are based on a working voltage of 250V When the recommended DAA circuit interface is implemented in a third party design all creepage and clearance requirements must be strictly adhered to The third party safety design must be evaluated by the appropriate national agency per the required specification User accessible areas Based on where the third party design is to be marketed sold or used it may be necessary to provide an insulating cover over all TNV exposed areas Consult with the recognized safety agency
55. d VPP lt enable gt Function Enable or Disable Voice Mode Packet Protocol Values 0 1 2 255 reserved for future standards Default Result Codes OK if the modem accepts the command ERROR if the enable value is out of range Description The VPP command enables and disables the Packet protocol for Voice mode operation and handles the new unsolicited Voice mode result codes The Packet protocol is used to detect lost octets on the modem to PC serial link and to recover the lost octets by requesting retransmission The Packet protocol assumes that 1 that the data corruption is not a problem on the communications link and 2 that the last octet sent will never be lost due to data overrun i e that the newer octets always overwrite previous octets in the communications input buffer acommon UART design feature Several PC processes can cause serial input channel neglect for longer than the Protocol time between asynchronous characters typically less than 521 microseconds and data loss can occur If a character is lost in the received data the playback of the voice data may be impaired or lost If a character is lost in the final result code the connection may fail The Packet protocol permits recovery from such data loss Command VPR lt rate gt Function Select DTE DCE Interface Rate Turn Off Autobaud Values 0 1 2 3 4 5 6 7 8 Default Result Codes OK if the modem accepts the command ERROR if the ra
56. d A D 2 a string enclosed in square brackets or 3 a string enclosed in curly braces The modem interprets item 1 as a DTMF digit with duration set by the VTD command The modem interprets item 2 as a general duual tone and duration selection The modem interprets item 3 as a DTMF tone with a different duration than that given by the VTD command Missing parameters are assumed to be the default value Unspecified values always default to O for frequencies DTMF for DTMF tones and VTD for duration The omission of commas and associated subparameters are valid The quantity in the square brackets consists of a three element list The first element is the first frequency the second element is the second frequency and the third element is the duration in 0 01 second intervals A 1sit may contain null elements For example 3000 means that the modem generates a single tone at 3000 Hz for the default duration 3000 3300 means that the modem generates a dual tone at 3000 and 3300 Hz for the default duration 3300 means that the modem generates a single tone at 3300 Hz for the default duration The quantity in the curly braces consists of a two element list The first element is the DTMF tone character and the second element is the tone duration in 0 01 seconds The DTMF tone characters are listed above A list may contain null elements For example means DTMF tone 2 for the deafult duration means silence for the default
57. dialing while the Telecom standard is DTMF tone dialing There is no guarantee that Telecom lines will always continue to support pulse dialing Use of pulse dialing when this equipment is connected to the same line as other equipment may give rise to bell tinkle or noise and may also cause a false answer condition Should such problems occur the user should NOT contact the Telecom Faults Service The preferred method of dialing is to use DTMF tones as this is faster than pulse decadic dialing and is readily available on almost all New Zealand telephone exchanges Warning Notice No 111 or other calls can be made from this device during a mains power failure This equipment may not provide for the effective hand over of a call to another device connected to the same line Some parameters required for compliance with Telecom s Telepermit requirements are dependent on the equipment PC associated with this device In order to operate within the limits for compliance with Telecom s Specifications the associated equipment shall be set to ensure that calls are answered between 3 and 30 seconds of receipt of ringing If a charge for local calls is unacceptable the Dial button should NOT be used for local calls Only the 7 digits of the local number should be dialed from your telephone DO NOT dial the area code digit or the 0 prefix MT5634SMI 85 ModemModule Developer s Guide Appendix B Multi Tech Flash Progra
58. ding the controller data pump and DAA Serial binary asynchronous data support Standard TTL serial interface supporting DTE transfer speeds to 230 4K V 90 56K modem module Class 1 and Class 2 faxing at 14 4K Industry standard error correction and data compression Industry standard AT style commands Dial up POTS interface tip and ring Remote configuration for centralized setup and management Phone number storage Flash memory for free firmware updates NOVRAM storage for user defined parameters Speaker interface for user supplied call monitoring tone speaker LED driver circuits for Carrier Detect Transmit Data Receive Data and DTR signals Technical Specifications The ModemModule meets the following specifications Data Rates Client to Server DataComm supports V 90 or K56flex for download speeds to 56 Kbps when connected to a fully digital V 90 or K56flex server and upload speeds to 33 6 Kbps via enhanced V 34 Negotiates an enhanced V 34 33 6K V 32bis 14 4K V 32 9600 V 22bis 2400 or slower speed connection with non V 90 modems Client to Client 33 600 31 200 28 800 26 400 24 000 21 600 19 200 16 800 14 400 12 000 9600 7200 4800 2400 1200 0 300 bps Fax Data Rates 14 400 12 000 9600 7200 4800 2400 300 bps Data Format Serial binary asynchronous Modem Compatibility ITU V 90 K56flex ITU T V 34 enhanced V 34 V 32bis V 32 V 22bis V 22 Bell 212A and 103 113 I
59. dulation for receive data spcified by the FRM MOD command FTH lt MOD gt Enter Transmit HDLC data with MOD carrier see Table 3 1 for MOD modulation values Default 3 V 21 ch 2 300 bps Result Codes Description OK ERROR or CONNECT The FTH command causes the modem to transmit data in HDLC protocol using the selected modulation see Table 3 1 for modulation MOD values The modem buffers data in HDLC transmit mode using the configured method of flow control to pause PC data as necessary If the PC sends no data for 5 seconds after the CONNECT message the modem turns off its transmit carrier returns to Command mode and displays the OK message Note The FTH command must be entered as the last command in the command string i e it must be immediately followed by the Enter key MT5634SMI 37 ModemModule Developer s Guide Command FTH Enter Function Displays the valid range of transmit modulation values Values MOD 3 24 48 72 73 74 96 97 98 121 122 145 146 Default 3 V 21 ch 2 300 bps Result Codes the current range of valid values supported by the modem Description The FTH command causes the modem to display the set of supported transmit modulations specified by the FTH 2 MOD command refer to Table 3 1 Command FRH lt MOD gt Enter Function Receive HDLC data with MOD carrier Values see Table 3 1 for MOD modulation values Defa
60. e e vbi c E OE o Hed rp er ps 60 Step 2 Identify the Current Firmware Version 42 2 eror herren ev dee vertu Ive ERE UU EXE ea eade rx NEE SUESTE 60 iii Stepan Download the perade DHP 61 Step 4s Extract the Upgrade Paes 5 tiet epo etr ond presi eager to eee EDS i O OCORRE SU FN tes ed ctl oU c Ip EIU DURO 61 Steps Clear Your Stored Parame meres ss BS 61 Step 6 Use FlashPro to Upgrade Modem Firm wate 5 enn a E O EE e deoa POP b bae sa 61 Step 7 Restore Your Paramelets eerte oto tre se eee waist cedo eek aS vv pum De eee Rebus E epit Te GE QURR S de Pe Res ete OA 62 Appendix A Regulatory Agency Compliance eeeeeeeeeeeeeeeee ee OF Appendix B Multi Tech Flash Programming Protocol 67 Appendix C Pin Descriptions and Electrical Characteristics 70 Appendix D Telecom Approvals essesssseeessssase7 Tir RE e OU Chapter 1 Introduction and Description Chapter 7 Introduction and Description Introduction The Multi Tech ModemModule creates communication ready devices by integrating data fax functionality into a single product design The ModemModule is a space efficient 1 x 2 5 embedded modem that provides V 90 56K or V 34 33 6K communication The complete ready to integrate modem dramatically reduces development time and costs for system designers The ModemModule also complies with telecom req
61. e modem in Voice mode New values are added for Voice mode New values are added for Voice mode The set of V Voice commands that are provided for Voice mode support is outlined below Command VNH FMI FMM FMR FLO VIP VRX VTS VTS VTX VGR VGT VIT VLS VLS VRA VRN VSD VSM VSM VTD VDR VDT VEM VEM VBT 50 Table 1 Voice V Commands Description Automatic Hangup Control Report Manufacturer s ID Report Product ID Report Version Level Select Flow Control Method Initialize Voice Parametrers Enter Voice Receive State Produce DTMF and Tone Generation in Voice Mode Report Frequency Support Start Voice Transmission Process Set the Gain for Received Voice Samples Set the Volume for Transmitted Voice Samples Set DTE DCE Inactivity Timer Select Analog Source Destination Identify Analog Source Destination Configuration and Event Reporting Capabilities Set Ringback Goes Away Timer Set Ringback Never Appeared Timer Set Silence Detection Sensitivity Select Voice Compression Method Report Voice Compression Method Select Default Beep Tone Duration Timer DTMF Tone Generation Duration Enable Disable Distinctive Ring Ring Cadence Reporting Control Tone Cadence Reporting Event Reporting and Masking Report Event Reporting and Masking Capabilities Set Modem Flow Control Assert and Deassert Points MT5634SMI Chapter 7 Upgrade Procedure VBT Report M
62. e parameters there should not be any issues relating to telecom compliance In addition to a recommended external fuse the modem module also has a Sidactor on board Itis our opinion provided the same components are used and parts placement is similar Telecom compliance will be maintained for the system and no additional testing is required Calculating Z for Tip and Ring Traces Trace Impedance Side by Side Traces 120 JUS CREE wt Where Er Relative permittivity of the PCB dielectric material Typically 4 4 7 s Spacing between traces 12 mils 012 w Trace width 12 mils 012 t Trace thickness 0022 120 X 03769 Zo 2 16 In 0142 Zo 54Q Note The trace inductance for the tested design varied from 61nH to 105nH MT5634SMI 17 ModemModule Developer s Guide MT5634SMI Placement Figure 1 8 illustrates where to place the MT5634SMI on a typical Motherboard It must be placed so that the analog end is near the phone jack 0 035 0 889 Drill with 0 060 1 524 Pad 0787 TYP 2 0 125 3 175 Non Plated Analog to Digital Barrier Shown for Reference Only 945 24 003 Bor C Note The locking end of C should go in the Motherboard E Digital Note The modem should be placed with the D Power and GND analog pins as close as possbile to the line jack D Analog Figure 1 8 Placing the MT5634 SMI on a Typical Circuit Board Key Qty R
63. e process b Ifyour modem s firmware version number is lower than the firmware version shown in the Hex File list continue with the update process Select the port for the device you are updating Use the list box to select the latest Hex file version number for your country and click Next The Firmware Update Wizard displays a progress indicator and begins updating your device s with the new firmware version When the Wizard finishes the update the progress indicator status changes to Programming Complete Click Next to complete the update When the update completes the Firmware Update Wizard displays indicating the device has been successfully updated Click Finish to close the Wizard You must restart your computer to make the firmware changes effective for your modem Note If you are using Windows NT be certain to enable RAS and your fax program when the operating System restarts Step 8 Restore Your Parameters Your modem has been updated You can now open your terminal program to reprogram your modem parameters or to confirm the update by typing ATi in a terminal window MT5634SMI Appendixes Appendix A Regulatory Agency Compliance FCC Regulations for Telephone Line Interconnection 1 Thisequipment complies with Part 68 of the Federal Communications Commission FCC rules On the outside surface of this equipment is a label that contains among other information the FCC registration number This informat
64. e to 1800 Hz Note The amp G command is not used in North America Command amp Kn Values Defaults Description amp KO amp K3 amp K4 Command amp Pn Values Default Description amp PO amp P1 amp P2 Flow Control Selection n 0 3 or 4 3 Disable flow control Enable CTS RTS hardware flow control Enable XON XOFF software flow control Pulse Dial Make to Break Ratio Selection n 0 1 or 2 0 60 40 make to break ratio 67 33 make to break ratio 20 pulses per second Note The amp P command is used only in Japan Command amp Qn Values Default Description amp QO amp Q5 amp Q6 amp Q8 amp Q9 Command amp Sn Values Default Description amp S0 amp S1 Command amp V Values Description Command amp Wn Values Default Description amp WO amp WI Command amp Zy x Values Default Description MT5634SMI Asynchronous Communications Mode n 0 5 6 8 or 9 5 Asynchronous with data buffering Same as WO Error control with data buffering Same as W3 Asynchronous with data buffering Same as WO MNP error control mode If MNP error control is not established the modem falls back according to the setting in 36 V 42 or MNP error control mode If neither error control is established the modem falls back according to the setting in 36 Data Set Ready DSR Control n Oorl 0 Force DSR always high on Let DSR go high only during a connection a
65. ef Name Description 1 A Reference Generic Motherboard 1 B orC Recommended RICHCO DLMSM 4 01 Support Post L2 250 1 C orB Recommended RICHCO MSM 4 01 Support Post L2 250 2 D Recommended Singatron Enterprises 1211 04 S 01 B 2 E Recommended Singatron Enterprises 1211 10 S 01 B 1 F Reference ModemModule Assembly 1 G Reference Line Jack 18 MT5634SMI Chapter 2 AT Commands S Registers and Result Codes Telecom Labeling Requirements FCC regulations require labeling of registered Telephone and Data Terminal Equipment in accordance with Part 68 Subpart D There are two options available for labeling of the device containing the MT5634SM modem module The first option would be to use the registration number assigned to Multi Tech Systems Inc by the FCC as explained in Section 68 300 below and shown in the sample label The second option would be for the customer to submit applications for and use their own registration number that would be assigned by the FCC This would require a letter of authorization for reregistration written by Multi Tech Systems Inc giving the customer permission to reregister the product The customer would also need to obtain and file the necessary documents and pay the required fees to the FCC Similarly Industry Canada requires labeling in accordance with CS 03 requirements Each modem module includes an Industry Canada label that should be attached to the final product as described in the Industry Canada
66. er Rev C PCBs only LEDI Red LED TX LED2 Red LED DTR LED3 Red LED RX LED4 Red LED DC Sl SPST Switch Power ON OFF S2 SPST Switch Test Operation R23 Pot Speaker Volume Control SV 3V Jumper JP1 Rev C PCBs only Jumper JP1 provides for selection of either 5 volt or 3 volt operation on Rev C and above PCBs The factory default setting is 5V the 3V setting is intended for future use Warning be sure to set the 5V 3V jumper to match the requirements of your ModemModule If this jumper is set incorrectly damage to the ModemModule and or the Test Demo card could result Figure 1 4C 5V 3V Jumper JP1 Rev C PCB only MT5634SMI 11 ModemModule Developer s Guide Test Demo Board Block Diagram Figure 1 4 illustrates the Test Demo board block diagram Speaker DS1 Power Switch Power Socket Modem LEDs Figure 1 4 MT5634SMI Test Demo Board Block Diagram Transformer Caution use only the provided Multi Tech transformer with the Test Demo board use of any other power source will void the warranty and will likely damage the Test Demo board and ModemModule The transformer Power Supply Connector Transceiver DB 25 RS 232 RS 232 um RJ 11 Tip Ring Connector connector is keyed to prevent improper connection to the Test Demo board The provided Multi Tech tran
67. ere is no unit of measure for this parameter it merely represents a number in a range A value of 0 disables modem silence compression MT5634SMI 59 ModemModule Developer s Guide In voice transmit mode the PC signals the modem that the data stream was recorded with silence compression by selecting a non zero value from within the valid range the same value as receive Unpredicatable results can occur if you 1 enable silence compression for transmitting a voice data stream that was not recorded with silence compression enabled or 2 you disable silence compression for transmitting a voice data stream that was recorded with silence compression enabled You can modify the silence expansion with the lt se gt parameter The range of valid values is 0 255 The modem may limit silence compression sensitivity to a narrower range e g 120 128 A setting of lt scs gt 0 disables silence compression sel is used to modify the amount of silence expansion This parameter represents the minimum amount of silence that the modem will expand a period of silence that was previously deleted with a non zero sel parameter A setting of sel z0 means the modem will not modify the silence expansion The valid range of valuesis inO lsecond increments The modem ignores the lt se gt parameter if the scs parameter is 0 silence compression disabled Command VSM Function Report Voice Compression Method Values Default Result
68. etection in a Service Level C modem is shown below AT VEM Cn 0A000100 0E601800 1A803840 OK Voice S Register Summary Voice mode S Register changes are outlined below S Register Description SO Automatic answer is disallowed in Voice mode S7 Wait for Carrier After Dial Default is 60 seconds In Voice mode S7 contains the maximum amount of time that the modem will wait during Call Origination all the time detecting for ringbacks before assuming that the remote station will not go off hook S10 Automatic disconnect is disallowed in Voice mode MT5634SMI 49 ModemModule Developer s Guide Voice Commands The V Voice enhancements are implemented with AT V for Voice commands as well as changes to several existing commands In general the modem does not accept Data mode FCLASS 0 commands or Fax mode FCLASS 1 2 2 0 commands when in Voice mode FCLASS S The set of existing commands that are changed for Voice mode support is outlined below N KS amp D FCLASS 8 FCLASS FCLASS Description Disallowed in Voice mode Causes the modem to Dial assuming VLS 2 if VLS 0 when the ATD command was entered Values greater than 0 disallowed in Voice mode Disallowed in Voice mode Disallowed in Voice mode Disallowed in Voice mode Disallowed in Voice mode Disallowed in Voice mode Disallowed in Voice mode Reset modem amp D1 is disallowed in Voice mode Places th
69. ex value that is the bitwise OR function across all of the supported compression methods and across all analog source destination hardware configurations i e all VLS settings for the specified mode Note that the displayed hex values are not connected to the mask parameter in the VEM and VEM commands Interface Configuration Commands The commands in this section are used to define the interface between the PC and the modem Command VBT lt deassert gt lt assert gt Function Set Modem Flow Control Assert and Deassert Points Values assert and lt deassert gt are buffer offsets from the start of the buffer The buffer s first position is 0 The offset units are octets Default Result Codes OK if the modem accepts the command ERROR if either the assert or lt deassert gt parameter is greater than the buffer size or if the lt deassert gt parameter is greater than or equal to the assert value Description The VBT command is used to set the flow control assert and deassert points inside the modem s internal transmit buffer As data is sent from the PC to the modem and is stored in the modem s buffer when the number of octets in the buffer equals the assert value the modem asserts flow control to the PC e g turns off CTS circuits or sends an Xoff character As the modem removes data from the buffer and processes the data when the number of octets in the buffer equals the lt deassert gt value
70. f the parameter value is out of range Description This command configures the Service Class for the modem The command options are 34 MT5634SMI Chapter 3 Class 1 Fax Commands FCLASS 0 Select Data mode FCLASS 1 Select Fax Class 1 operation FCLASS 2 Select Fax Class 2 operation Example To configure the modem for Class 1 fax operation enter the command AT FCLASS 1 and hit Enter The modem will then accept Class 1 commands Command FTS lt time gt lt Enter gt Function Stop Transmission and Wait Values time 0 255 in 10 ms intervals Default 0 Result Codes OK if the command is accepted ERROR if the parameter value is out of range Description The FTS command causes the modem to stop any transmission then wait for the amount of time specified by fime then send an OK result code to the PC If this command is entered with the modem on hook the ERROR result code is displayed The main function of FTS is to enforce the 75 20 ms of silent time needed between modulation changes Note The FTS command can be entered anywhere in the command string Command FTS Enter Function Display the wait for silent time range Values time 0 255 in 10 ms intervals Default 0 Result Codes the current range of values supported by the modem Description The FTS command causes the modem to display the valid supported range of time intervals specified by the FTS time command Command
71. fax Commands Added board layout and labeling compliancy requirements Patents This device covered by one or more of the following patents 6 031 867 6 012 113 6 009 082 5 905 794 5 864 560 5 815 567 5 815 503 5 812 534 5 809 068 5 790 532 5 764 628 5 764 627 5 754 589 D394 250 5 724 356 5 673 268 5 673 257 5 644 594 5 628 030 5 619 508 5 617 423 5 600 649 5 592 586 5 577 041 5 574 725 D374 222 5 559 793 5 546 448 5 546 395 5 535 204 5 500 859 5 471 470 5 463 616 5 453 986 5 452 289 5 450 425 D361 764 D355 658 D355 653 D353 598 D353 144 5 355 365 5 309 562 5 301 274 Other Patents Pending Trademarks Trademarks of Multi Tech Systems Inc are ModemModule and the Multi Tech logo IBM is a registered trademark of International Business Machines Corporation Intel is a registered trademark of Intel Corporation MNP and Microcom Network Protocol are registered trademarks of Microcom Inc K56flex is a registered trademark of Rockwell International Corporation and Lucent Technologies Corporation Microsoft Windows Windows 95 and Windows NT are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Multi Tech Systems Inc 2205 Woodale Drive Mounds View Minnesota 55112 Ph 763 785 3500 or 800 328 9717 Fax 763 785 9874 Tech Support 800 972 2439 Internet Address http www multitech com Contents Chapter 1 Introduction and Description
72. fer Status Command syntax FPTS lt ppr gt 1 MCF Page good 2 RTN Page good retrain requested 3 RTP Page good retrain requested FRBC Phase C Receive Data Block Size Command syntax FRBC lt value gt 0 Stream mode Phase C data is terminated by lt DLE gt lt ETX gt FREL Phase C Received EOL Alignment Command syntax FREL lt value gt 0 Indicates that EOL patterns are aligned as received Default 1 Indicates that the last received bits of EOL patterns are byte aligned by DCE with necessary zero fill bits inserted There are two 2 byte patterns FBOR binary EOL pattern 0 0000xxxx 10000000 1 xxxx0000 00000001 XXXX represents previous data bits zero bits or other leading data FSPL Request to Poll Command syntax FSPL lt value gt 0 Indicates that the DTE does not want to poll FTBC Phase C Transmit Data Block Size Command syntax FTBC lt value gt 0 Stream mode Phase C data is terminated by lt DLE gt lt ETX gt FCFR Indicates Confirmation to Receive Syntax FCFR Usage Indicates the reception of an acceptable TCF training burst and valid DCS signal from the remotemachine FCON Facsimile Connection Response Syntax FCON Usage Indicates connection with a FAX machine Generated in response to an originate command or answer command FCSI Reports the Remote ID Syntax FCSI lt CSIID string gt Usage Reports the called station s ID FDCS Reports DCS Frame
73. forward DTR Dialing n Oorl 27 ModemModule Developer s Guide Default Description DO DI Command ES n Values Default Description Command Sx Values Default Description Command S x Values Default Description 0 Disables DTR dialing Dials the number in memory location 0 when DTR goes high Enable Synchronous Buffered Mode n 6 None Allows an H 324 video application direct access to the synchronous data channel On underflow the modem sends HDLC flag idle 0x7E to the remote modem This special error control mode is overridden by any of the following commands amp F amp M amp Q or W AT ES shows the only allowed value AT ES shows the current value Enter Setup Password x password 1 8 characters case sensitive MTSMODEM Enters the remote configuration setup password Store Setup Password x password 1 8 characters case sensitive MTSMODEM Stores a new remote configuration setup password Command AT lt CR gt Escape Sequence Values Description n a Puts the modem in command mode and optionally issues a command while remaining online Type AT and up to ten command characters then press ENTER Used mostly to issue the hang up command ATH lt CR gt Command AT lt CR gt Remote Configuration Escape Sequence Values Description 28 n a Initiates remote configuration mode while online with remote modem The remote configuration escape
74. gement and the T 4 recommendation for image data handling are required at the PC Service Class 1 provides the following services as required or optional in Group 3 facsimile operation Connection originate and answer Waiting and silence detection Data transmission and reception data transfer HDLC High level Data Link Control data framing transparency error detection and Message generation response HDLC is an ISO standard bit oriented data communications protocol HDLC control information is consistently placed and specific control bit patterns are considerably different than those used as data providing a largely error free protocol Class 1 Fax Command Summary The ModemModule Fax Class 1 enhancements are implemented with six AT F for Fax commands The FTM FRM FTH and commands must be entered as the last command in the command string i e the last command on the command line The FTS and the FRS commands can be entered anywhere in the command string Command Description FCLASS Display Current Class FCLASSz Display Service Class Capabilities FCLASS lt gt Select Service Class FTS lt time gt Stop tranmission and pause 10 ms intervals 0 255 FTS Display the valid TS lt time gt range 0 255 FRS lt time gt Wait for silence 10 ms intervals 0 255 FRS Display the valid FRS lt time gt range FTM lt MOD gt Transmit data with specified MOD carrier FTM Display
75. generation and detection of DTMF and other tones switching betweeen voice fax and data modes and control related functions The Voice mode has four states which correspond to the direction of voice data flow 1 Voice command state event reports only no data transfers 2 Voice transmit state digitized half duplex voice data transfers from PC to modem 3 Voice receive state digitized half duplex voice data transfers from modem to PC and 4 Voice translation state full duplex DCE voice format conver sion The modem supports three levels of voice service Service Levels A B and C Service Level A provides the lowest level of services Service level A performs operations and detects events as follows Voice transmit Voice receive and DTMF generation and Single tone generation The following events Result Codes are reported 3 4 5 6 9 10 18 19 23 25 refer to Table 2 Service Level B provides an optionally greater amount of services providing DTMF and facsimile calling tone detection during voice transmits in addition to Service Level A Service Level B provides event reporting similar to Service Level A but with added event reporting states e g fax calling in transmit state in addition to reporting in command state Service Level C provides the highest service level with the addition of facsimile calling tone and Busy detection during receives Dial Tone detection and double tone detection An example of event d
76. gnored by the command interpreter The most familiar command string is the initialization string which is used to configure the modem when it is turned on or reset or when your communications software calls another modem AT Command Summary Command AT Attention Code Values n a Description The attention code precedes all command lines except A A and escape sequences Command ENTER Key Values n a Description Press the ENTER RETURN key to execute most commands Command A Answer Values n a Description Answer call before final ring Command A Repeat Last Command MT5634SMI 21 ModemModule Developer s Guide Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description 22 Values n a Description Repeat the last command string Do not precede this command with AT Do not Bn BO Bl B2 B3 B15 B16 DS y EO El Fn FO Fl Hn HO H1 I0 press ENTER to execute Communication Standard Setting n 0 3 15 16 1 and 16 Select ITU T V 22 mode when modem is at 1200 bps Select Bell 212A when modem is at 1200 bps Deselect V 23 reverse channel same as B3 Deselect V 23 reverse channel same as B2 Select V 21 when the modem is at 300 bps
77. gt OK NO CARRIER CONNECT CONNECT CONNECT OK CONNECT lt CFR frame data gt lt DLE gt lt ETX gt OK NO CARRIER CONNECT OK CONNECT OK CONNECT lt MCF frame data gt lt DEL gt lt ETX gt OK NO CARRIER CONNECT OK Action by Action by Local Modem Remote PC Set Class 1 Dial and send CNG Answers Look for V 21 Sends CED V 21 Detect flags Sends HDLC flags Detect flags Get CSI Send CSI packet Send NSF packet Get CSI Send CSI packet Get FCS Accept FCS Check FCS Detect flags Get DIS Send DIS packet Get CRC Accept FCS Check FCS Detect loss of carrier Send V 21 carrier Send flags Send TSI frame Send FCS Send flags Send DCS frame Send FCS flags Drop carrier Wait 80 msec Send V 29 carrier Send TCF data Drop carrier Detect carrier Detect flags Get CFR frame Check FCS Accept FCS Detect loss of carrier Send V 29 carrier Send page data Drop carrier Wait 80 msec Send V 21 carrier Send flags Send EOP frame Send FCS Drop carrier Detect carrier Detect flags Get MCF frame Check FCS Send FCS Accept FCS Detect carrier loss Send V 21 carrier Send flags Send DCN frame Send FCS Drop carrier Drop carrier Detect carrier Detect flags Get TSI frame Send DCS frame Detect carrier Get TCF data Send V 21 carrier Send flags Send CFR frame Send CRC Drop carrier Detect carrier Receive page Detects carrier Detects flags Receives EOP Fin
78. gure the remote modem When you have finished configuring the remote modem save the new configuration by typing AT amp WO CR then type ATO lt CR gt to exit remote configuration You can then break the connection in the normal way CAUTION If you hang up while you are in remote configuration mode it may lock up the remote modem Multi Tech modems are shipped with a default setup password MTSMODEM Because anyone who has an owner s manual knows the default setup password for security you should change the password and possibly also the remote configuration escape character Changing the Setup Password 1 2 Open a data communications program such as HyperTerminal In the terminal window type AT SMTSMODEM or AT Syyyyyy if you have replaced the MTSMODEM password with yyyyyy and press ENTER The modem responds with OK if the setup password is correct and ERROR if it is wrong To change the password type AT S yyyyyy where yyyyyy stands for the password and press ENTER The password can include any keyboard character and must be one to eight characters long The modem responds with OK The new password is saved automatically You can now either enter more AT commands or exit the data communications program The next time you remotely configure the modem you must use the new setup password CAUTION You can only change the setup password locally you cannot do it remotely Also passwords are case sensitive The nex
79. h firmware files are in Intel Hex Format and must be read in and formatted into 128 4096 byte blocks before being sent to the modem Refer to the Intel Hex Format section below for information about the Intel Hex Format 88 MT5634SMI Appendixes Intel Hex Format 66 0 An Intel Format Hex File is a text file consisting of records one per line that start with a character and include only digits 0 9 and letters A F There are three different record types Extended Address Records Data Records and End of File Records Data records contain the actual data that is to be programmed into a device The address contained in the data record needs to be combined with an extended address by adding the extended address shifted four bits left to the data record address to determine the actual programming address for the data If no extended address record is before a given data record in the file then the extended address value is assumed to be zero The record types are described below Data Record Char Pos Field Type Value Description 1 Record Start WE 23 Data Byte Count NN Maximum value is FF which is 255 data bytes Typical is 20h which causes the hex record to fitin 80 columns 4 7 Address UXXXX Lower 16 bits of 20 bit address most significant byte first This must be added to Extended Address left shifted four bits Char Pos Field Type Value Description 8 9 Record Type 02 Data Record 10 N Data
80. ical resolution 0 Normal 98 lpi 1 Fine 196 lpi Bit rate 0 2400 bits s V 27ter 1 4800 bits s V 27ter 2 7200 bits s V 29 or V 17 3 9600 bits s V 29 or V 17 4 12000 bits s V 33 or V 17 5 14400 bits s V 33 or V 17 Chapter 4 Class 2 Fax Commands 43 ModemModule Developer s Guide FDFFC DF BF ST Page width 0 1728 pixels in 215 mm Page length 0 A4 297 mm 2 Unlimited length Data compression format 0 1 D modified Huffman Error correction 0 Disable ECM Binary file transfer 0 Disable BFT Scan time line VR normal VR Fine 0 0ms 0ms 1 Sms Sms 2 10 ms Sms X 10ms 10 ms 4 20 ms 10 ms 5 20 ms 20 ms 6 40 ms 20 ms T 40 ms 40 ms Data Compression Format Conversion Command syntax FDFFC lt value gt FDIS 0 Disable mismatch checking The DTE must check the FDCS DF subparameter and transfer matching data Current Session Parameters Command syntax FDIS VR RB WD LN DKEC BEST Response syntax VR BR WD LN DEEC BEST 44 Valid values VR BR DF Vertical resolution 0 Normal 98 lpi 1 Fine 196 lpi Bit rate 0 2400 bits s V 27ter 1 4800 bits s V 27ter 2 7200 bits s V 29 or V 17 3 9600 bits s V 29 or V 17 4 12000 bits s V 33 or V 17 5 14400 bits s V 33 or V 17 Page width 0 1728 pixels in 215 mm Page length 0 A4 297 mm 2 Unlimited length Data compression format 0 1 D modified Huffman MT5634SMI Chapter 4 Class 2 Fax
81. if any component s should extend to the point where part of it is under the ModemModule the component s must NOT exceed 060 inches in height MT5634SMI ModemModule Developer s Guide Test Demo Board Specifications 10 The ModemModule Test Demo Board kit includes a modem module a power transformer for the test board and a diskette this Developer s Guide manual etc Figure 1 4A illustrates the Rev B demo test board and Figure 1 4B illustrates theRev C Test Demo board DC o RE sima DTR od ero TX odo Figure 1 44 MT5634SMI Test Demo Board Rev B Designation Function DS1 Speaker JI 25 Pos DSUB 2 6 Pin Mod Jack Line jack J3 J6 4 Pos Connector JA J5 10 Pos Connector J7 2 Pos Header LEDI LEDA RedLED S1 SPST Switch J3 Boog J6 MT5634SMI Chapter 1 Introduction and Description Figure 1 4B MT5634SMI ITP Test Demo Board Rev C Designation Function DS1 Speaker Fl 1 2Amp Fuse Ji 25 Pos DSUB 2 4 Pin Mod Jack Phone Line J3 J6 4 Pos Connector ModemModule JA J5 10 Pos Connector ModemModule J7 2 Pos Header Power Connector keyed JP1 5V 3V Jump
82. imum 256 character maximum Transmit Break n 0 9 in 100 ms units 3 In non error correction mode only sends a break signal of the specified length to a remote modem Works in conjunction with the W command Data Buffer Control n 0 0 Enable data buffer serial port speed is independent of connect speed Disable data buffer serial port speed is forced to the line speed Break Control n 0 5 5 Controls the response of the modem to a break received from the computer the remote modem or the B commnd The response is different for each of three different states Data mode The modem receives the break from the computer Enter online command mode no break sent to the remote modem Clear data buffers and send break to the remote modem Same as 0 Send break immediately to the remote modem Same as 0 Send break to the remote modem in sequence with the transmitted data Data mode The modem receives the break from the remote modem Clear data buffers and send break to the computer Same as 0 Send break immediately to the computer Same as K2 Send break to the computer in sequence with the received data Same as K4 Online command mode The modem receives a Bn command from the computer Clear data buffers and send break to the remote modem Same as 0 Send break immediately to the remote modem Same as K2 Send break to the remote modem in sequence with the transmitted data Same as K4 Error Co
83. in Multiple Message Format MESG lt Data Tag Length of Message gt lt Data gt lt Checksum gt in printable ASCII to avoid confusion with binary output ERRM Error Tag used for Caller ID and other uses Refer to the VCID comand DRON Distinctive Ring Cadence On time DROF Distinctive Ring Cadence Off time CPON Control Tone Cadence On time CPOF Control Tone Cadence Off time CWON Call Waiting Cadence On time CWOF Call Waiting Cadence Off time ASTB See Table 4 SITT The data value for the STTT tag in the format lt SITT gt lt gt lt data gt lt cr gt where data can mean ICNT Intercept Tone VCCT Vacant Code Tone REOT Reorder Tone NCDT NoCircuit Detected Tone TON4 Fourth SIT Tone Number TONS Fifth SIT Tone Number TONG Sixth SIT Tone Number TON7 Seventh SIT Tone Number In the event of an unrecognized data tag the MultiModem presents the data item information as printable hex ASCII numbers following the MESG tag For example RING DATE 0321 TIME 1405 NMBR 5045551234 NAME DOE JOE MESG 060342424231 RING RING Unformatted Form Reporting The MultiModem does not display the Caller ID information if it detects a checksum error in the caller ID packet either SDM or MDM while in presentation mode If the MultiModem receives multiple copies of the Caller ID packets the MultiModem presents all of the packets to the computer The MultiModem presents all data items and packet control information found in
84. inal Equipment Certification Testing Application and Agreement form completed by the proposed multiple listee e a drawing sample or illustration of the product label and f payment in accordance with TRC 49 section on Multiple Listings MT5634SMI Chapter 2 AT Commands S Registers and Result Codes Chapter 2 AT Commands S Registers and Result Codes Introduction The AT commands are used to control the operation of your modem They are called AT commands because each command must be preceded by the characters AT to get the ATtention of the modem AT commands can be issued only when the modem is in command mode or online command mode The modem is in command mode whenever it is not connected to another modem The modem is in data mode whenever it is connected to another modem and ready to exchange data Online command mode is a temporary state in which you can issue commands to the modem while connected to another modem To put the modem into online command mode from data mode you must issue an escape sequence followed immediately by the AT characters and the command e g ATH to hang up the modem To return to data mode from online command mode you must issue the command ATO To send AT commands to the modem you must use a communications program such as the HyperTerminal applet in Windows 98 95 and NT 4 0 or some other available terminal program You can issue commands to the modem either directly by typing the
85. ine to the remote modem where it is then looped back to your modem AT amp T6 AT amp TT6 OK OK UUUUUUUUU UUUUU Digital Analog Analog Digital Computer or Terminal Local MultiModem Remote MultiModem Computer or Terminal Figure 6 2 Remote digital loopback test Test procedure l Arrange to have amp T6 set on the remote test modem 2 Open your communications software and go into terminal mode Type AT and press ENTER you should get an OK message Type ATWN and press ENTER to disable error correction 3 Dial the remote modem and establish your online connection 4 Type the escape sequence AT and press ENTER to bring your modem into online command mode 5 Type AT amp T6 and press ENTER The local modem responds to this command by transmitting an unscrambled marking signal which causes the remote modem to place itself in digital loopback mode Then the local modem exits online command mode and enters data mode 6 Enter data from your keyboard For this test typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeroes Data received by the remote modem enters its analog receiver is converted to digital data is reconverted into analog and then is transmitted back to your modem Your modem passes this test if the data received on your monitor is the same as the data entered from your keyboard 7 To exit the test type the escape sequence AT and press E
86. ing edge of the ring pulse i e after the DRON report 2 255 non zero Reserved for future standards Example The example below shows a cadence with an off time of 4 0 seconds an on time of 0 8 seconds an off time of 0 4 seconds and an on time of 0 8 seconds The RING result code is displayed 0 5 seconds after the last DRON message The command to enable this sample sequence is VDR 1 5 as shown below lt DLE gt lt X gt DROF 40 OM DROF 4 DRON 6 RING DLE lt DLE gt lt X gt DROF 40 OM DROF 4 DRON 6 RING DLE MT5634SMI 61 ModemModule Developer s Guide Command VDT lt enable gt lt report gt Function Control Tone Cadence Reporting Values Default Result Codes OK if the modem accepts the command ERROR if the parameter is out of range Description The VDT command causes the modem to enable or disable reporting of the control tone cadence information in the frequency band used by the Ringback Remote Ring Busy and Reorder Fast Busy tones usually in the 300 600 Hz range This reporting is subject to the tone detection restrictions reported by the VLS command The report format is one line per silence period and one line per ring period The length of the silence period is in the form CPOF number in units of 0 1 seconds CR LF and the length of the ring period is in the form CPONz number in units of 0 1 seconds The LR character is optional
87. ing the modem s default flow control method Result Codes Your Class 1 ModemModule can respond with the basic set of result codes OK CONNECT NO CARRIER and ERROR with only minor differences in meaning for fax mode If the modem detects a data carrier or tone other than that specified by the FRM or FRH command it sends a CONNECT ERROR FCERROR result code to the PC then returns to Command mode This will allow the PC to recover by reconfiguring the modem to define the unexpected signal The CONNECT ERROR message has the formats FCERROR verbose or F4 terse 38 MT5634SMI Sample Sessions Chapter 4 Class 2 Fax Commands This section provides Class 1 Fax send and receive handshaking examples Table 3 2 Single Page Class 1 Transmit Example Command AT FCLASS 1 ATD lt string gt AT FRH 3 AT FRH 3 AT FRH 3 AT FTH 3 lt TSI frame data lt DLE gt lt ETX gt lt DCS frame data gt lt DLE gt lt ETX gt AT FTS 8 FTM 96 lt TCF data pattern gt lt DLE gt lt ETX gt AT FRH 3 AT FRH 3 AT FTM 96 lt page image data gt lt DLE gt lt ETX gt AT FTS 8 FTH 3 lt EOP frame data gt lt DLE gt lt ETX gt AT FRH 3 AT FRH 3 AT FTH 3 lt DCN packet gt lt DLE gt lt ETX gt MT5634SMI Respone OK CONNECT lt NSF frame gt lt DLE gt lt ETX gt OK CONNECT Detect flags lt CSI frame data gt lt DKE gt lt ETX gt OK CONNECT lt DIS gt frame data lt DKE gt lt ETX
88. ion must be provided to the telephone company 2 Asindicated below the suitable USOC jack Universal Service Order Code connecting arrangement for this equipment is shown If applicable the facility interface codes FIC and service order codes SOC are shown 3 AnFCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See installation instructions for details 4 Theringer equivalence number REN is used to determine the quantity of devices that may be connected to the telephone line Excessive RENs on the telephone line may result in in the devices not ringing in response to an incoming call In most but not all areas the sum of the RENs should not exceed five 5 0 To learn the number of devices that may be connected to the line contact the telephone company to determine the maximum REN for the calling area 5 If this equipment causes harm to the telephone network the telephone company will notify you in advance that temporary discontinuance of service may be required But if advance notice is not practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file a complaint with the FCC if you believe it is necessary 6 The telephone company may make changes in its facilities equipment operations or pr
89. ions non volatile memory on screen displays for modem option parameters command lines of up to 40 characters each help menus remote configuration DTR dialing 40 characters FSK at 300 bps PSK at 1200 bps QAM at 2400 4800 and 9600 bps non trellis QAM with trellis coded modulation TCM at 9600 12 000 14 400 16 800 19 200 21 600 24 000 26 400 28 800 31 200 33 600 and 56 000 bps V 21 CH2 FSK at 300 bps half duplex V 27ter DPSK at 4800 and 2400 bps V 29 QAM at 9600 and 7200 bps V 17TCM at 14400 12000 9600 and 7200 bps 1600 1646 1680 1800 1829 1867 1920 1959 2000 Hz 1800 Hz Transmit originate Transmit answer Receive originate Receive answer Transmit originate Receive originate Transmit answer Receive answer Transmit originate Receive originate Transmit answer Receive answer 1180 Hz space Transmit originate Receive originate Transmit answer Receive answer 1200 Hz 2400 Hz 2400 Hz 1200 Hz 390 Hz mark 450 Hz space 1300 Hz mark 2100 Hz space 1300 Hz mark 2100 Hz space 390 Hz mark 450 Hz space 980 Hz mark 1180 Hz space 1650 Hz mark 1850 Hz space 1650 Hz mark 1850 Hz space 980 Hz mark 1270 Hz mark 1070 Hz space 2225 Hz mark 2025 Hz space 2225 Hz mark 2025 Hz space 1270 Hz mark 1070 Hz space V 21 Ch2 half duplex 1650 Hz mark 1850 HZ space for transmit originate 1650 HZ mark 1850 Hz space for transmit answer V 27ter 1
90. isable Windows RAS and Microsoft Fax Service before upgrading the modem s firmware To disable RAS and your Fax service Windows NT Only 1 Click Start Settings Control Panel then double click Services Select Remote Access Server and click Startup Select Manual as the Start Up Type and click OK If you are using a Fax service in NT change its Start Up Type to Manual 2 Restart your computer Using the Flash Wizard 1 Use Windows Explorer to copy the new Hex file which you downloaded from the Multi Tech web site to the folder in which the Flash Wizard program was installed MT5634SMI 81 ModemModule Developer s Guide 82 Click Start Programs Flash Wizard to start the firmware update process The program begins by identifying devices attached to your computer The Wizard displays a list of installed devices able to be flashed with the update You may update more than one device in a single procedure Select the device s you d like to update and click Next to continue Next the Firmware Update Wizard displays current firmware version information The top portion of the window provides port version and country identification for the firmware currently installed on your device s The Hex File list box displays the firmware versions available for updating your modem a Ifyour modem s firmware version number matches or is higher than the version number listed in the Hex File list click Cancel to end the updat
91. ld On whenever FCLASS 8 In Voice mode circuit 105 has no effect on the state of transmitted data Circuit 133 normally reverts to use as circuit 105 RTS when not used for Flow Control FLO 0 Disable Xon Xoff and 133 105 flow control FLO 1 Enable Xon Xoff flow control in either direction FLO 2 Enable CCITT Circuit 133 for flow control of the modem by the PC use CCITT Circuit 106 for flow control of the PC by the modem FLO 3 255 Reserved for future standards Command VIP Function Initialize Voice Parametrers Values 0 optional Default n a Result Codes n a Description The 4 VIP command causes the modem to initialize all Voice parameters to the factory default settings MT5634SMI 53 ModemModule Developer s Guide This command has the same effect as if the PC had issued commands for the individual parameter settings The VIP command has no effect on the FCLASS setting The optional command VIP 0 Enter provides a selection of default profiles Command VRX Function Enter Voice Receive State Values 0 1 2 127 128 255 Default Result Codes values above if the modem accepts the command ERROR if the modem is not connected to an off hook Telco line or one non Telco input device Description The V command causes the modem to start the voice reception process The modem starts the process by returning the CONNECT result code to the PC The modem then sends shielded voice data to the PC in the f
92. lt Codes OK if the command is accepted ERROR if the parameter value is out of range Description The FCLASS command displays the set of Service Classes supported by the modem from the list of values e g 0 7 for a modem that supports data comm plus fax Service Class 1 This command returns the service class or classes available with the modem The modem returns a list of all supported values separated by commas if more than one class is supported For example a modem that supports data communications Class 1 fax Class 2 fax and Voice mode functions would respond with 0 1 2 0 8 Command VNH lt hook gt lt Enter gt Function Automatic Hangup Control Values 0 1 2 3 255 Default Result Codes OK if command accepted ERROR if parameter out of range Description The VNH command causes the modem to enable or disable automatic hangups to a varying degree when in Data mode or Fax mode as shown below VNH 0 Enable automatic hangups as is normal in other non Voice modes such as hanging up the phone when the modem does not detect a data carrier within a given time interval 52 MT5634SMI Chapter 7 Upgrade Procedure VNH 1 Disable automatic hangups in other non Voice modes VNH 2 Disable automatic hangups in other non Voice modes The modem performs only a logical hangup 1 e returns the OK result code VNH 3 255 Reserved for future standards Command FMI Enter Function Report Manufactu
93. lt label gt Function Select Analog Source Destination Values Default Result Codes OK if command accepted ERROR if the label parameter is out of range or if the modem cannot service the lt abel gt parameter requested Description The VLS command causes the modem to select one or more source and destination devices for the analog data to be transmitted The parameter label is used to identify each of the supported analog source destina tion hardware devices Codes called primitives are provided to describe which voice I O device s are components in a posssible hardware configuration The codes are grouped to help define and label 16 common hardware configurations Each code except L and T is followed by an ASCII 0 code 20 hex Two codes can be concatenated to define a possible analog source destination hardware configuration Code Description L Local phone no number code T Telco line no number code MO Internal microphone MI External microphone SO Internal speaker requires squelch on any microphone activity S1 External speaker requires squelch on any microphone activity HO External microphone and speaker combination handset or headset Zn Manufacturer specific device n gt 0 Mn Manufacturer specific extension n gt 1 Sn Manufacturer specific extension n gt 1 Hn Manufacturer specific extension n gt 0 The list below contains 16 commonly used hardware configurations and the label and codes
94. m in the terminal window of the communications program or indirectly by configuring the operating system or communications program to send the commands automatically Fortunately communications programs make daily operation of modems effortless by hiding the commands from the user Most users therefore need to use AT commands only when reconfiguring the modem e g to turn autoanswer on or off The format for entering an AT command is ATXn where X is the command and n is the specific value for the command sometimes called the command parameter The value is always a number If the value is zero you can omit it from the command thus AT amp W is equivalent to AT amp W0 Most commands have a default value which is the value that is set at the factory The default values are shown in the AT Command Summary See below You must press ENTER depending on the terminal program it could be some other key to send the command to the modem Any time the modem receives a command it sends a response known as a result code The most common result codes are OK ERROR and the CONNECT messages that the modem sends to the computer when it is connecting to another modem For a table of valid result codes see Result Codes at the end of this chapter You can issue several commands in one line in what is called a command string The command string begins with AT and ends when you press ENTER Spaces to separate the commands are optional they are i
95. mand 37 96 Sets ASCII code for remote configuration escape character S920 20 95 disables remote configuration Sets how long a carrier signal must be lost before the modem disconnects Sets spacing and duration of dialing tones 0 disables 1 255 enables V 34 modulation Sets the length of time that the modem waits before disconnecting when no data is sent or received A value of zero disables the timer See also the T command 0 disables 1 enables the V 25 data calling tone which allows remote data fax voice discrimination Specifies the action to take in the event of a negotiation failure when error control is selected See S48 Sets the maximum V 34 upstream speed at which the modem attempts to connect 0 maximum modem speed 1 reserved 2 1200 75 bps 3 300 bps 4 reserved 5 1200 bps 6 2400 bps 7 4800 bps 8 7200 bps 9 9600 bps 10 12000 bps 11 14400 bps 12 16800 bps 13 19200 bps 14 21600 bps 15 24000 bps 16 26400 bps 17 28800 bps 18 31200 bps 19 33600 bps 29 ModemModule Developer s Guide 38 Sets downstream data rate where K56flex provides rates of 32 000 to 56 000 in 2 000 bps increments V 90 provides rates of 28 000 to 56 000 bps in increments of 1 333 bps S42 S43 S48 S89 S108 S109 30 decimal 0 23 1 decimal 0 1 1 decimal 0 1 1 decimal 70r128 7 seconds 0 5 255 10 decimal 0 3 6 7 6 decimal 0 2 1 0 V
96. match the original data The local analog loopback test allows you to verify that the modem s transmitter and receiver circuits are functioning properly The local digital loopback allows you to verify that the local computer or terminal the two modems and the transmission line between them are functioning properly The remote digital loopback test allows you to verify that the remote computer or terminal the remote modem the serial ports the telephone line and the local modem are functioning properly Note All loopback tests operate at all speeds except 300 bps MT5634SMI Appendixes Local Analog Loopback Test V 54 Loop 3 In this test data from your computer or terminal is sent to your modem s transmitter converted into analog form looped back to the modem s receiver converted into digital form and then sent to your monitor for verification No connection to the phone line is required AT amp T1 CONNECT UUUUUUUUU UUU Digital Analog Computer or Terminal Local MultiModem Figure 6 1 Local analog loopback test Test procedure l MT5634SMI Connect the modem to your computer Using your communication program set the desired baud rate and go into terminal mode Type AT amp T1 and press ENTER This places your modem in analog loopback mode in the originate mode A CONNECT message should appear on your display The modem is now out of command mode and in a pseudo online mode Note that the CD LE
97. mming Protocol Introduction 86 This appendix describes the protocol by which the modems are flash programmed The information in this section is provided for the exclusive use of the users of modems by Multi Tech Systems Inc Such users have the right to use modify and incorporate this code into other products provided they include the Multi Tech Systems Inc notice and the associated copyright notice with any such product Copyright C Multi Tech Systems Inc 1995 All Rights Reserved The information in this file is provided AS IS without warranty Programming the Modem There are two ways to start flash programming a modem It can be programmed either from AT mode or right when the modem powers up Below is an example of how a modem is programmed DTE Modem Comments AT FS r This effectively restarts the modem so that it enters the boot code Handshake Sequence M s Many M s are sent 10 milliseconds apart at 19200 baud This is where the handshake starts if the modem is just powered up U U is sent at 19200 baud if M s are received within 30 MT5634SMI D JIKIM IJIKILIM r nOK r n Program Sequence DIE Modem ATFLP r G Length High Length Low Address High Address Middle Address Low Data Bytes Checksum nOK r n nERROR r n ATFLEND r MT5634SMI Appendixes milliseconds of power up see section 3 6 If the M s are not received within 30 milliseconds then the modem
98. nal and safety requirements The Industry Canada label does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means f a certified connector assembly telephone extension cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate The ringer equivalence number REN assigned to each terminal devi
99. nd select another folder if you do not want to use the default installation path Remember the location of the destination folder you ll need to copy the firmware Hex file to the same location before using the Flash Wizard to update your modem Destination Folder Click Next gt 4 When the program finishes copying files to your computer the Setup Complete dialog box displays indicating that you must restart your computer before using the program 5 Select Yes then Finish to restart your system Note You must restart your computer to finish the Flash Wizard installation Step 5 Extract the Firmware Upgrade Hex Files 1 When the system restarts move the upgrade file downloaded from the web site to the Flash Wizard utility directory on your computer s hard drive 2 In Windows double click the self extracting update file The extracted files include the HEX file used to update your modem Step 6 Document Your Stored Parameters Before you flash your modem you should record the parameters that are currently stored in your modem so you can reprogram it after flashing Run your favorite terminal program In the program s terminal window type AT amp V and press Enter to list your modem s current parameters Record your parameters by saving the screens and sending them to your printer oF meo Close the terminal program Step 7 Upgrade the Modem s Firmware CAUTION If you are using Windows NT you must d
100. ng for that event Bit 0 in the bit field corresponds to Event number 0 Caller ID see Table 2 for the bit field This mask effects the reporting of the specified event in all modes Fax On line data AT Command and Voice modes Events cannot be masked by modes however the PC can change the mask each time it changes modes The modem detectable events depend on the compression method selected by the VSM command The VEM command may effect the reporting capabilities of other V commands The detection of an event may not be possible at all times and for all compression methods Use the VLS command to ask which times and for which compression methods as well as for which analog source destina tion selections events can be detected and reported when not disabled by the VEM command Example In the example below only the RING and the DTMF event detection reporting AT VEM 18000000 OK 62 MT5634SMI Appendixes Command VEM Function Report Event Reporting and Masking Capabilities Values Default Result Codes Description The VEM command returns four lines of modem event reporting masking capability information followed by the OK result code The first line indicates the Service Level supported by the modem though the modem may support more than the capabilities displayed The next three lines report the capability of the Voice Transmit mode Voice Receive mode and the Voice Command mode respectively Each line is a h
101. nnected at 30666 bps Connected at 33333 bps Connected at 34666 bps Connected at 37333 bps Connected at 38666 bps Connected at 41333 bps Connected at 42666 bps Connected at 45333 bps Connected at 46666 bps Connected at 49333 bps Connected at 50666 bps Connected at 53333 bps Connected at 54666 bps V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate V 90 rate EC is added to these result codes when the extended result codes configuration option is enabled EC is replaced by one of the following MT5634SMI 31 ModemModule Developer s Guide codes depending on the type of error control connection V42bis V 42 error control LAP M and V 42bis data compression V42 V 42 error control LAP M only MNP5 MNP 4 error control and MNP 5 data compression MNP4 MNP 4 error control only NoEC No error control protocol 32 MT5634SMI Chapter 3 Class 1 Fax Commands Chapter 3 Class 1 Fax Commands Introduction The Service Class 1 standard EIA TIA 578 defines the commands that a PC user may issue to configure and control a fax data modem and the responses result codes that the fax data modem may issue in response to those commands The Class 1 standard provides the basic services needed to support Group 3 fax operation Support of the 1988 CCITT ITU T T 30 recommended procedures for session mana
102. nsmit data with MOD carrier Values MOD 3 24 48 72 73 74 96 97 98 121 122 145 146 Default 3 V 21 ch 2 300 bps Result Codes CONNECT at start of training pattern transmission ERROR if the parameter value is out of range Description The FTM command causes the PC to transmit data using the fax modulation specified in MOD see Table 3 1 for values The modem displays the CONNECT result code then tranmits the proper training sequence in the selected mode followed by constant 1 bits until data is received from the PC The modem buffers data in this mode using the flow control method defined by the amp E command When the modem s transmit buffer is emptied and if the last character transmitted was not a NUL the modem turns off tranmit carrier returns to Command mode and displays the OK result code Note The FTM command must be entered as the last command in the command string i e it must be followed by the Enter key Command FTM Enter Function Display the range of valid transmit data modulation values Values MOD 3 24 48 72 73 74 96 97 98 121 122 145 146 Default 3 V 21 ch 2 300 bps Result Codes the current value supported by the modem Description The FTM command causes the modem to display the current set of accepted modulation for transmit data values specified by the FTM MOD command Command FRM lt MOD gt Enter Function Facsimile Recei
103. o return the OK result code immediately after dialing Command VSD lt sds gt lt sdi gt Function Set Silence Detection Sensitivity Values 0 256 in 0 1 second intervals Default 58 MT5634SMI Appendixes Result Codes OK if the modem accepts the command ERROR if one or more of the following apply 1 the lt sds gt or sdi parameter entered is out of range or 2 either of the two parameters are missing from the command string If an error occurs the modem retains the previous lt sds gt and lt sdi gt parameter values Description The VSD command sets the silence detection sensitivity and the required period of silence before the modem reports silence detected at the end of a voice receive either with the Presumed End of Message Quiet or Pre sumed Hangup Silence event reports The table below outlines the possible combinations of the VSD and VSM commands using the lt sds gt parameter An lt sdi gt parameter value of 0 means that long term silence detection is disabled Note that long term silence detection refers to the use of this function to detect the end of a voice receive 1 e the user stops talking VSM Silence VSD lt sds gt VSM Silence Compression in Use Compression Not Used 0 Use VSM silence compression Use default long term setting and algorithm for long term silence detection level and silence detection algorithm not 0 Sets long term silence detection setting independent of presence
104. ocedures that could affect the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make necessary modifications in order to maintain uninterrupted service 7 lftrouble is experienced with this equipment the model of which is indicated below please contact Multi Tech Systems Inc at the address shown below for details on how to have repairs made If the trouble is causing harm to the telephone network the telephone company may request you remove the equipment from the network until the problem is resolved 8 Norepairs are to be made by you Repairs are to be made only by MultiTech Systems or its licensees Unauthorized repairs void registration and warranty 9 This equipment should not be used on party lines or coin lines 10 If sorequired this equipment is hearing aid compatible Manufacturer Multi Tech Systems Inc Trade Name ModemModule Model Number MTS634SMI FCC Registration No AUT7USA 25814 M5 E Ringer Equivalence 03B Modular Jack USOC RJ11C or RJ11W single line Service Centerin USA Multi Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 800 328 9717 763 785 3500 763 785 9874 FAX MT5634SMI 83 ModemModule Developer s Guide Canadian Limitations Notice NOTICE The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operatio
105. odem Flow Control Assert and Deassert Points VPP Enable or Disable Voice Mode Packet Protocol VPR Select DTE DCE Interface Rate Turn Off Autobaud These commands are defined in the following sections Command FCLASS lt mode gt lt Enter gt Function Select Modem Operating Mode Values 0 1 2 0 2 3 7 8 9 15 16 255 Default 0 Result Codes OK if the command is accepted ERROR if the parameter value is out of range Description The FCLASS command selects the Multi Modem mode of operation data facsimile or voice as shown below FCLASS Modem Operating Mode 0 selects data modem mode 7 selects Service Class 1 fax data modem mode 2 0 selects Class 2 0 fax data modem mode 2 selects non standard Class 2 modem 3 7 reserved for other Fax modes 8 selects IS 101 Voice mode 9 15 reserved for other Voice modes 16 255 reserved for future standards Command FCLASS 8 DTMF Detect Values 8 characters case sensitive Default n a Description The FCLASS 8 command is used to detect and control DTMF using the procedure below 1 Enter the command AT FCLASS 8 cr to the modem 2 Callinto modem with phone A gt r incoming ring indication is displayed followed by OK The modem is now in Online Voice Command mode allowing DTMF characters to be passed through from the remote phone The characters are displayed as shown below AT FCLASS 8 OK gt R is RING 7 7
106. olumn refers to the numbering scheme used in Table 4 Shielded Code DLE SUB lt ETX gt xacmaz M 4 c aer a Ot xUouU owoo oturrurmcgi 68 Table 4 Voice Mode Shielded Codes Two contiguous lt DLE gt lt DLE gt codes indicate a single DLE in the data stream End Data State signifies the end of voice data Can end with Event 9 Presumed Hangup Timeout Event 10 Presumed End of Message Event 13 Loop Current Interruption Event 14 Loop Curent Polarity Reversal Event 19 BUSY or Event 20 DIALTONE Data stream shielded Xon character Used in the VXT command to shield XON characters in the full duplex data stream and in the Packet Protocol The VXT command is not supported by the Data stream shielded Xoff character Used in the VXT command to shield XOFF characters in the full duplex data stream and in the Packet Protocol Data stream shielded SOH code used for the Packet Protocol Data stream shielded ETB code used for the Packet Protocol Data stream shielded ACK code used for the Packet Protocol Data stream shielded NAK code used for the Packet Protocol Data stream shielded ENQ code used for the Packet Protocol Packet Header for the Complex Event Detection Report additional event data transfers to the DTE Packet Terminator for the Complex Event Detection Report additional event data transfers to the Event Number 3 RING The DLE shielded version of the RING re
107. or use of silence detection where sds 128 nominal level of silence detection sensitivity sds 128 more aggressive level of silence detection sensitivity less sensitive higher noise levels considered to be silence sds 128 less aggressive level of silence detection sensitivity more sensitive lower noise levels considered to be silence The parameter lt sds gt is used by the PC to select greater amounts of modem silence detection activity larger values imply that the PC wants the modem to treat noisier conditions as silence The value entered for lt sds gt has no actual unit of measure The modem may limit silence detection sensitivity to a more narrow range e g from 120 to 136 A setting of 0 has no meaning The parameter lt sdi gt sets the required period of silence before the modem can report silence detected either with the Presumed End of Message Quiet or Presumed Hangup Silence event reports A value of 0 disables modem silence detection in which case the modem will not report the Presumed End of Message Quiet or Presumed Hangup Silence event reports Command VSM lt cml gt lt vsr gt lt scs gt lt sel gt Function Select Voice Compression Method Values see individual parameter descriptions Default see individual parameter descriptions Result Codes OK if the modem accepts the command ERROR if one or more of the following apply 1 the any parameter entered is out of range
108. ormat previously selected by the VSM command The modem exits the voice receive state by one of two means a lt DLE gt lt I gt and an Inactivity Timer timeout During the voice receive the modem informs the PC of pertinent events such as Presumed End of Message Quiet and Presumed Hangup Silence detected Busy detected and Dial Tone detected so that at the discretion of the PC the PC may terminate the voice receive state On termination of the voice receive state the modem returns the OK result code and then returns to the Voice Command state The Inactivity Timer is in effect during the receive operation If the PC uses this timer and stops the modem from perform ing unwanted restarts the PC must assure that ther is data sent from the PC to the modem often enough to refresh the timer The VRX commands are as follows VRX 0 Voice receive operation This selection does not provide for modem periodical tone production during a voice receive operation The PC must issue the proper notifications of a record operation in progress by message playbacks to satisfy possible legal requirements VRX 1 Voice receive operation This selection does not provide for modem periodical tone production during a voice receive operation The tone frequency and cadence is manufacturer specific VRX 2 127 Reserved for future specification VRX 128 255 Manufacturer specific The result code values 0 1 2 127 128 255 are returned if the modem accept
109. pendixes Appendix C Pin Descriptions and Electrical Characteristics Handling Precautions All MOS devices must be handled with certain precautions to avoid damage due to the accumulation of static charge Although input protection circuitry has been incorporated into the devices to minimize the effect of this static buildup proper precautions should be taken to avoid exposure to electrostatic discharge during handling and mounting Pin Descriptions Label LOType Signal Name Description SPKR O Speaker Output SPKR is a single ended output SPKR is tied directly to the CODEC AGND GND Analog Ground Analog ground is tied common with DGND on the ModemModule To minimize potential ground noise issues connect audio circuit return to AGND VOC PWR 5V DGND GND Digital Ground DTRITL I Data Terminal Ready TTL Active Low The DTR input is turned ON low by the DTE when the DTE is ready to transmit or receive data DTR ON prepares the modem to be connected to the telephone line and once connected maintains the connection DTR OFF places the modem in the disconnect state DCDTIL O Data Carrier Detect CMOS Level IO 12ma Active Low DCD output is ON low when a carrier is detected on the telephone line or OFF high when carrier is not detected CTSTTL O Clear To Send CMOS Level IO 12ma Active Low CTS is controlled by the modem to indicate whether or not the modem is ready to transmit data CTS ON indicates to the DTE th
110. r FCQ Copy Quality Checking Command syntax FCQ lt value gt 0 Disables copy quality checking The modem will generate Copy Quality OK MCF responses to complete pages and set FPTS 1 FCR Capability to Receive Command syntax FCR lt value gt 0 Indicates the modem will not receive message data 1 Indicates the modem can receive message data FCTCRTY ECM Retry Count Command syntax FCTCRT Y lt value gt 0 Disable error correcting mode retries Error correcting mode is not supported FDCC Fax Capability Parameters Command syntax FDCCZVR RB WD LN DEEC BEST MT5634SMI Response syntax VR BR WD LN DEEC BEST FDCS Valid values VR BR DF BF ST Vertical resolution 0 Normal 98 lpi 1 Fine 196 lpi Bit rate 0 2400 bits s V 27ter 1 4800 bits s V 27ter 2 7200 bits s V 29 or V 17 3 9600 bits s V 29 or V 17 4 12000 bits s V 33 or V 17 5 14400 bits s V 33 or V 17 Page width 0 1728 pixels in 215 mm Page length 0 A4 297 mm 2 Unlimited length Data compression format 0 1 D modified Huffman Error correction 0 Disable ECM Binary file transfer 0 Disable BFT Scan time line VR normal VR Fine 0 0ms 0ms 1 Sms 5ms 2 10 ms Sms X 10ms 10ms 4 20 ms 10ms 5 20 ms 20 ms 6 40 ms 20 ms T 40 ms 40 ms Current Session Results Command syntax FDCS Response syntax FDCS VR BR WD LN DEEC BE ST MT5634SMI Valid values VR BR Vert
111. r reported that a speaker was available OK The modem agrees AT VTX The PC selects the Voice Tranmit mode CONNECT The modem agrees Data Th ePCdel eiver s DLE sh iel ded an d sil en ceco mpr essed vo icedata acr osst h ePC modeminterface DLE ETX Th ePCin dicat esth een d ofth eVoicedata str eam OK The modem indicates it is in Voice Command mode AT VLS 0 The PC deselects all devices OK The modem agrees The PC switches to Data mode Command mode and autobauding enabled AT VIT 0 VPR 0 FCLASS 0 OK The modem agrees Table 7 Answer Phone Play Greeting Message and Record Message Example Command Response AT FCLASS 8 The DCE switches to Voice mode The DTE selects a fixed AT VIT 60 DTE DCE interface rate The DTE knows from the sample VPR 16 rate selected earlier and the bits per sample that the DTE DCE interface rate should be 38400 bps The DTE DCE Inactivity Timer starts with 60 seconds OK DCE agrees to the old DTE DCE interface rate AT VSM 129 7200 0 0 DTE changes its DTE DCE rate to 38400 bps and selects a compression method with the least sensitive setting with the goal of recording a message with less distortion and at 7200 samples per second Assume that the DTE issued a VSM command earlier OK The DCE agrees AT VSD 127 20 DTE selects a silence detection period of AT VLS 0 DTE selects a silence detection period of 2 seconds with the least sensitive setting for detecting the end of voice reco
112. races constructs The units are in 0 01 seconds The range of valid dur values is that of the VTD command Example In the example below the modem responds to the VTS command by reporting that it supports two frequen cies both in the range of 200 3300 Hz and supports a duration range from 0 to 5 seconds AT VTS 200 3300 200 3300 0 500 OK Command VTX Function Start Voice Transmission Process Values n a Default n a Result Codes OK on completion of transmission CONNECT if the modem accepts the command ERROR if the modem is not connected to at least one off hook Telco line or one non Telco device Description The VTX command causes the modem to start the voice transmission process The PC sends the data in the format of the previously entered VSM command using the flow control method selected by the FLO command the voice data is buffered to withstand gaps of missing data from the PC If the modem does not have any current voice data the modem sends silence over to the analog destination until the PC provides more voice data The modem returns the OK result code and returns to Command mode after the modem has completely transmitted its buffer contents The Inactivity Timer can be used to terminate the transmit data state after which the modem returns to Command mode Command VGR lt gain gt Function Set the Gain for Received Voice Samples Values 0 255 Default Result Codes OK if the modem a
113. rding OK The DCE agrees AT VIT 0 The DTE selects the Data mode with autobauding and disables VPR 0 automatic DCE answering The DCE waits for a phone call FCLASS 0 not necessarily in Data mode S0 0 OK The DCE agrees RING At some time a remote station calls AT FCLASS 8 The DCE switches to Voice mode The DCE selects a fixed AT VIT 60 DTE DCE Interface Rate The DTE knows from the sample AT VPR 16 rate selected earlier and the bits per sample that the DTE DCE Interface Rate should be 38400 baud The DTE DCE Inactivity Timer starts with a value of 60 seconds OK The DCE agrees at the old DTE DCE Interface Rate MT5634SMI 71 ModemModule Developer s Guide AT VLS 0 OK AT VIT 0 VPR 0 S0 0 AT FCLASS 8 AT VPR 16 OK lt DLE gt lt R gt AT VLS 2 OK AT VTX CONNECT lt Data gt lt DLE gt lt ETX gt OK The DTE selects all devices The DCE agrees The DTE selects Data mode Command mode with autobauding and disables automatic DCE answering The FCLASS 0 DCE waits for a phone call not necessarily in Data mode The DCE switches to Voice mode The DCE selects a fixed DTE DCE AT VIT 60 Interface Rate The DTE knows from the sample rate selected earlier and the bits per sample that the DTE DCE Interface Rate should be 38400 baud The DTE DCE Inactivity Timer starts with a value of 60 seconds The DCE agrees at the old DTE DCE Interface Rate The DCE selects another ring at 384
114. rer s ID Values n a Default n a Result Codes only unsolicited result codes not the standard AT type OK result code Description The FMI command causes the modem to report text consisting of a single line with the modem manufacturer s name e g Lucent Data Fax Voice and our address phone and fax numbers Command FMM lt Enter gt Function Report Product ID Values Default Result Codes only unsolicited result codes not the standard AT type OK result code Description The FMM command causes the modem to report text consisting of a single line with the modem s name e g MultiModem Command FMR lt Enter gt Function Report Version Level Values Default Result Codes OK or ERROR Description The FMR command causes the modem to report the firmware version number and or a date code e g Vs 2 07 2 4 95 Command FLO lt method gt lt Enter gt Function Select Flow Control Method Values 0 1 2 3 255 Default Result Codes OK or ERROR Description The FLO command lets you select the method of flow control provided and used by the modem If FLO 0 some other method such as credit flow control is used The Xon Xoff method is required Xon is the ASCII character lt DC1 gt 11 hex Xoff is the ASCII character gt DC3 gt 13 hex CCITT V 24 circuits 106 and 133 are optional flow control methods If circuits 106 and 133 are not used FLO lt gt 2 then circuit 106 is he
115. responses are enabled your modem is placed in digital loopback mode Have someone enter data from the remote keyboard For this test typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeros The data received by your modem enters its analog receiver is converted to digital data is reconverted into analog and then is transmitted back to the remote modem Your modem passes this test if the data received on the remote monitor is the same as the data entered from the remote keyboard To exit the test type the escape sequence AT and press ENTER This puts the modem in online command mode The modem should respond with an OK message If you wish to stay on line with the remote modem for normal data transmission type AT amp T and press ENTER to exit the test then type ATO and press ENTER to return on line If you wish to terminate the call type ATH and press ENTER to hang up 79 ModemModule Developer s Guide Chapter 8 Upgrade Procedure Introduction Your modem is controlled by semi permanent software called firmware which is stored in flash memory Firmware is nonvolatile that is it remains stored in memory when the modem is turned off However either the manufacturer or the user can change the firmware as bugs are repaired or new features are added Multi Tech System s Flash Wizard utility can be used in the Windows operating system to update flash your modem s firmware
116. rol the sending receiving of faxes The term fax is defined as a specialized file transfer protocol for transferring black and white bit mapped images AT commands are used to control parameters for this file transfer and to initiate a particular action in the fax protocol They also provide responses to indicate the progress and status of the transfer Class 2 Fax Command Implementation The MultiModems implement an extension to the AT Command set for controlling fax transmission and reception which is in compliance with EIA proposed standard TIA 592 August 1990 as specified by EIA subcommittee TR29 2 It involves a set of new commands responses and procedures Class 2 Fax Commands EIA SP 2388 August 1990 The Lucent L56xVCS Chip Set supports fax Class 2 August 90 commands These commands and short descriptions of the commands are provided below For more detailed information refer to the August 1990 proposal Note The EIA SP 2388 August 1990 proposal is being updated and will be made available when completed FAA FAX Auto Answer Enable Command Syntax FAA lt value gt 0 Answer as FAX modem of type specified by FCLASS 2 Automatically determine whether to answer as FAX or data modem FAXERR T 30 Session Error Report Command syntax FAXERR Response syntax FAXERR lt value gt 0 9 Call placement and termination 0 Normal and proper end of connection 1 Ring detected without successful handshake 2 Call aborted
117. rrection Mode Selection n 0 5 or 7 3 Non error correction mode with data buffering buffer mode same as amp Q6 Direct mode MNP reliable mode If the modem cannot make an MNP connection it disconnects V 42 MNP auto reliable mode The modem attempts first to connect in V 42 error correction mode then in MNP mode and finally in non error correction buffer mode with continued operation V 42 reliable mode If the modem cannot make a V 42 connection it disconnects V 42 MNP or non error correction same as N3 V 42 MNP or non error correction same as N3 MT5634SMI Command Values Default Description Command Values Default Description Qn Q0 Q1 Q2 Q3 VTz Tn Chapter 2 AT Commands S Registers and Result Codes Flow Control Selection n 0 1 or 3 3 Disable flow control same as amp K0 XON XOFF software flow control same as amp K4 CTS only flow control Not supported RTS CTS hardware flow control same as amp K3 Inactivity Timer n 0 1 255 0 Sets the time in minutes after the last character is sent or received that the modem waits before disconnecting A value of zero disables the timer Applies only in buffer mode Note You can also set the inactivity timer by changing the value of 30 Command Values Default Description Command Values Defaults Description Command Values Defaults Description Command Values Description
118. s no need to update it 1 Using your favorite Web browser go to Multi Tech System s support web page Follow the links to the modem firmware page 2 Locate your modem model number 3 Compare the firmware version number for your modem as found in Step 1 Identify the Modem Firmware to the latest firmware version as listed on the web site If your modem is at the current version it does not need to be updated 4 Ifthe current firmware version is greater than the firmware version number found in Step 1 Identify the Modem Firmware your modem has an older firmware version Continue with Step 3 Download the Upgrade File MT5634SMI Appendixes Step 3 Download the Upgrade File At Multi Tech s Support web page follow the links to the modem firmware page Locate the entry for your modem model and click on the upgrade file name to begin downloading the file to a temporary folder on your hard drive Step 4 Install the Flash Wizard Install the Flash Wizard upgrade utility from the temp file on your hard drive Click on the Flashwiz exe file in your temp folder The Welcome dialog box displays 2 Before continuing with the firmware update exit all Windows programs Click Cancel to quit Setup if you need to close other Windows programs Close any programs that are running and restart the update Wizard When you are ready to proceed click Next to continue 3 The Choose Destination Location dialog box displays You may click Browse a
119. s obtained from Industry Canada The label provided must be displayed on the equipment according to Industry Canada specifications http spectrum ic gc ca cert From Certification Procedure 01 CP 01 Certified equipment will bear an identifying certification label and the certificate holder will be responsible for permanently affixing this certification label The certification label identifies certified equipment to the public representatives of the telecommunications common carriers the Department and other interested parties The label must be permanently affixed to the equipment Multiple Listing This terminal device may be multiple listed to other distributors based upon the approval granted to the original certificate holder In order to obtain a multiple listing certification the following documentation must be presented to Industry Canada a The model number Industry Canada certificate number and certification number of the approved equipment b aletter from the original certificate holder authorizing the Department to use information on file to grant a multiple listing certification The name model number certificate number and certification number for the subject equipment must be shown The letter must also declare that the model to be multiple listed is identical in design and construction to the originally approved model c aletter from the proposed multiple listee requesting the certification d a Term
120. s the command The ERROR result code is returned if the modem is not connected to an off hook Telco line or one non Telco input device Command VTS lt string gt Function Produce DTMF and Tone Generation in Voice Mode Values refer to the IS 101 Spec Default refer to the IS 101 Spec Result Codes refer to the IS 101 Spec Description The V7S command causes the modem to produce DTMF tones single frequency tones and option ally double frequency tones This command allows the PC to generate a dial tone busy etc for those modems capable of generating two arbitrary tones The modem may perform tone detection during the playing of tones When the modem receives the signal lt DLE gt lt gt to abort playing of the tones the result code OK is displayed and the modem returns to the voice command state The Inactivity Timer is in effect during the receive operation If the PC uses this timer and stops the modem from perform ing unwanted restarts the PC must assure that ther is data sent from the PC to the modem often enough to refresh the timer Modem support for the second tone generation is optional The modem produces compliant DTMF tones when process ing DTMF tone production codes The modem does not necessarily produc The tone generation string consists of elements in a list where each element is separated by commas Each element can 54 MT5634SMI Appendixes be 1 asingle ASCII character in the set of 0 9 an
121. s the modem event detection capability for the second compression method The modem reports Service Level B The modem inquires about what analog source and destinations are available The modem reports that a microphone and speaker are available 0 0A000100 0E601800 1A803840 1 T 0A000100 0E601800 1A803840 4 S 04000100 0E601800 1A803840 6 M 0A000100 0E601800 14803840 OK The modem inquires about what end of voice receive silence detection capabilities are available The modem reports that three levels of sensitivity and a time interval between 5 0 and 20 0 seconds Some time later the PC wants to transmit or receive a voice message The PC selects 1 the first compression method at 7200 sampling rate enable silence compression with nominal silence sensitivity and no silence clipping 2 report all modem supported event detection 3 set end of receive silence detection at nominal silence sensitivity setting and for 5 0 seconds AT VSM 128 7200 128 0 VEM FFFFFFFF8 VSD 128 50 OK AT VSM 129 7200 0 0 70 The modem agrees The PC changes its PC modem interface rate to 38400 bps and selects a compression method with the least sensitive setting with the goal of playing a message with less distortion and at 7200 samples per second Assume that the PC issued a VSM command earlier MT5634SMI Appendixes OK The modem agrees AT VLS 4 The modem selects the speaker The modem had earlie
122. sformer is shown below Figure 1 5 Transformer 12 MT5634SMI Chapter 1 Introduction and Description MT5634SMI Pin out The MT5634SMI uses a 20 pin interface to provide an on board DAA with tip and ring connections audio circuit for call progress monitoring LED driver for call status annunciation and serial interface via TTL level signals DAA t Ring 2 63 Ano 61 VCC RESET 24 A DOND me 2 PEN 37 DSRTTL DCDIND 29 36 RITTL Serial TTL plep RXIND 30 35 C1 TXDTTL DTRIND 31 34 RXDTTL TXIND po DT RTSTTL Figure 1 5 MT5634SMI Pinout MT5634SMI 13 ModemModule Developer s Guide Typical Application The table below shows the MT5634SMI pinouts and Figure 1 6 illustrates a typical OEM application Pin Circuit Type Signal Description Input Output 1 RJ 11 Jack Tip Input Output 2 RJ 11 Jack Ring Input Output 24 Reset Input 26 Ground DGND 29 External Call Status LEDs DCD Output 30 External Call Status LEDs RX Output 3l External Call Status LEDs DTR Output 32 External Call Status LEDs TX Output 33 Serial TTL RTS Input 34 Serial TTL RXD Output 35 Serial TTL TXD Input 36 Serial TTL RI Output 37 Serial TTL DSR Output 38 Serial TTL CTS Output 39 Serial TTL DCD Output 40 Serial TTL DTR Input 4l Ground DGND 6l Power VCC 63 Audio AGND 64 Audio SPKR Speaker Driver 1 x Circuitry 2 x RJ 11 3 1 64
123. starts up normally Sent at 19200 baud J if can receive only at 19200 K if can receive only at 19200 3840 M if can receive at 9600 19200 38400 57600 115200 lif modem will be programmed at 9600 J if modem will be programmed at 19200 K if modem will be programmed at 38400 L if modem will be programmed at 57600 M if modem will be programmed at 115200 Modem is ready to be programmed Comments Request to the modem to program Modem is ready for next program packet High byte of data packet length Low byte of data packet length Packet lengths can be up to 4096 bytes in size for most boot code versions see section 3 5 High byte of program address Middle byte of program address Low byte of program address Addresses are 3 byte values with a range of 00000h FFFFFh see sections 3 2 3 4 These are the data bytes to be programmed at the address specified above They must be the same number of bytes as specified above see section 3 1 This checksum is generated by exclusive ORing together all of the Data Bytes do not include the Length or Address bytes in that calculation If bytes are programmed and verified If verify fails or checksum is bad Retry the block 3 times on an ERROR More of the above sequence until all the data bytes have been sent to the modem This ends programming and restarts the modem 87 ModemModule Developer s Guide 2 Other supported boot code commands 2 1 ATIO returns 247 2 2 ATII
124. sult code Event Number 4 Extended Keypad DTMF A Event Number 4 Extended Keypad DTMF B Event Number 4 Extended Keypad DTMF C Event Number 4 Extended Keypad DTMF D Event Number 4 Extended Keypad DTMF E Event Number 4 Extended Keypad DTMF E Event Number 8 line current break Local phone goes on hook Event Number 8 line current detected Local phone goes off hook Event Number 9 Presumed Hangup SILENCE Timeout Event Number 10 Presumed End of Message QUIET Timeout Hex Event Report Description 10 1A lt DLE gt lt DLE gt in the data stream 3 51 MT5634SMI ITP 53 4D 57 46 55 47 54 Timing Mark 58 2E DTE 2F Start of DTMF tone shielding 7F DTMF transitions to off 52 31 Event Number 4 DTMF 1 32 Event Number 4 DTMF 2 33 Event Number 4 DTMF 3 34 Event Number 4 DTMF 4 35 Event Number 4 DTMF 5 36 Event Number 4 DTMF 6 37 Event Number 4 DTMF 7 38 Event Number 4 DTMF 8 39 Event Number 4 DTMF 9 30 Event Number 4 DTMF 0 41 42 43 44 2A 23 6F Event Number 5 Receive Buffer Overrun 63 Event Number 6 Facsimile Calling 65 Event Number 7 Data Calling 68 48 73 71 4A Event Number 11 SIT Tone 24 Event Number 12 Bong Tone 6C Event Number 13 Loop Current Interruption Ususally indicates a remote hangup MT5634SMI moe lt ere
125. t power on or following the ATZ command Display Current Settings n a Displays the active modem settings including the callback security settings if callback security is enabled If the setup password has been entered it also displays the callback security passwords Store Current Configuration n 0 0 Stores current modem settings in non volatile memory and causes them to be loaded at power on or following the ATZ command instead of the factory defaults See also the amp F command Clears user default settings from non volatile memory and causes the factory defaults to be loaded at power on or following the ATZ command Store Dialing Command y 0 3 callback security disabled or 0 29 callback security enabled x Dialing command None Stores dialing command x in memory location y Dial the stored number using the command ATDS y See also the CBSn command For callback security options see Chapter 6 25 ModemModule Developer s Guide Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description 26 An A0 MAT A2 A3 JO Ml KO K1 K2 K3 K4 K5 KO K1 K2 K3 K4 K5 KO K1 K2 K3 K4 K5 Nn 2822 Select Maximum MNP Block Size n 20 1 2 0r3 3 64 character maximum 128 character maximum 192 character max
126. t time you enter the password it must be in the same case as you set it up Changing the Remote Escape Character To increase security you can change a remote modem s remote configuration escape character The remote configuration escape character is stored in register S9 The factory default is 37 which is the ASCII code for the percent character 96 Setting S9 to 0 zero disables remote configuration entirely but if you do this MT5634SMI Appendixes remotely you won t be able to change it back remotely 1 Establish a remote configuration link with the remote modem as described in Basic Procedure 2 Type ATS9 z where n is the ASCII code for the new remote configuration escape character then press ENTER 3 Savethe new value by typing AT amp W and pressing ENTER 4 Type ATO lt CR gt to exit remote configuration MT5634SMI 75 ModemModule Developer s Guide Chapter 7 Troubleshooting Introduction 76 Each time you turn on your modem it performs an automatic self test to ensure proper operation Your modem also has three diagnostic tests local analog loopback remote digital loopback and local digital loopback These ITU T V 54 loopback tests isolate telephone circuit and transmission problems In aloopback test data from your computer loops through the circuits of your modem and or a remote modem before it appears on your monitor When the loop has been completed the data on your PC s monitor should
127. t with national telecom requirements in specific countries Also note that some software packages may have features or lack restrictions that may cause the modem to become non compliant 84 MT5634SMI Appendixes European Directives User Guide Statement The equipment has been approved to Commission Decision CTR21 for pan European single terminal connection to the Public Switched Telephone Network PSTN However due to differences between the individual PSTNs provided in different countries the approval does not of itself give an unconditional assurance of successful operation on every PSTN network termination point In the event of problems you should contact your equipment supplier in the first instance This equipment is designed with PSTN networks that accept analog signals Multi Tech does not currently know of any interoperating difficulties New Zealand Telecom Warning Notice The grant of a Telepermit for any item of terminal equipment indicates only that Telecom has accepted that the item complies with minimum conditions for connection to its network It indicates no endorsement of the product by Telecom nor does it provide any sort of warranty Above all it provides no assurance that any item will work correctly in all respects with another item of Telepermitted equipment of a different make or model nor does it imply that any product is compatible with all of Telecom s network services This device is equipped with pulse
128. te value is out of range Description The VPR command causes the modem to select between various fixed modem to PC interface rates and autobauding The selected fixed interface rate stays in effect until the modem selects another interface rate or autobauding or until the modem returns to autobauding on the expiration of the Inactivty Timer The newly selected rate takes effect after the modem returns the OK result code Y 0select autobauding VPR 1 select 2400 bps VPR 2 select 4800 bps VPR 3 select 7200 bps VPR 4 select 9600 bps VPR Sselect 12000 bps VPR 6select 14400 bps VPR 7select 16800 bps VPR 8 select 19200 bps If the modem claims support for autobauding VPR 0 it means that the modem can accept AT commands at 2400 bps at all times while in Voice command mode and with VPR 0 Flow Control XON XOFF flow control is used by the MultiModem to match the PC to modem data rate to the line signalling rate as well as to the requirements of analog conversion of the voice signals and voice data In band uni directional XON XOFF flow control is mandatory RTS CTS V 24 circuits 106 and 133 flow control is optional per the IS 101 standard 64 MT5634SMI Appendixes Voice Mode Result Codes In Voice mode the modem can detect and report DTMF detect call progress tone and cadence events evaluate voice quality and can monitor telco related activities Events can be reported as a single character Simple or Terse
129. the modem deasserts flow control e g turns on CTS circuits or sends an XOn character The modem may inform the PC using the VBT command that the PC does not permit the modifying of the flow control assert and deassert points by returning a single value not in the range of values for each control point The VBT command controls the amount of skid in the modem s voice buffer where skid is the amount of octets that the modem could accept before losing data after the modem asserts an off flow control signal to the PC You can use the VBT command to balance performance versus robustness For example if the PC knows there are only 16450 UARTS present a small skid is probably sufficient If there are 16550 UARTS present a larger skid is probably required Command VBT Function Report Modem Flow Control Assert and Deassert Points Values Default Result Codes Description The VBT command displays the posssible lt assert gt and lt deassert gt values set by the VBT command followed by the OK result code Example In the example below the VBT command is used to ask about the modem s flow control and buffer size ranges The modem reports that the deassert point is adjustable between 20 and 100 octets the assert point is adjustable between 150 and 180 octets and the transmit buffer size is 200 octets AT VBT MT5634SMI 63 ModemModule Developer s Guide 20 100 150 180 200 OK Comman
130. the valid TM lt MOD gt carrier range FRM lt MOD gt Receive data with specified MOD carrier FRM Display the valid RM lt MOD gt carrier range FTH lt MOD gt Transmit HDLC data with specified MOD carrier FTH Display the valid 7 TH lt MODb gt carrier range FRH MOD Receive HDLC data with specified MOD carrier FRH Display the valid FRH MOD carrier range If entering multiple commands on the command line use semicolons between commands These F commands are defined in the following sections The MOD parameter may take on the following values Table 3 1 Fax MOD Modulation Parameter Values MT5634SMI 33 ModemModule Developer s Guide Value Modulation Speed bps Requirements 3 V 21 ch 2 300 required for FTH amp FRH 24 V 27ter 2400 required for FTM amp FRM 48 V 27ter 4800 required for FTM amp FRM 72 V 29 7200 optional 73 V 17 7200 optional 74 V 17 w st 7200 optional 96 V29 9600 optional 97 V 17 14400 optional 98 V 17 w st 14400 optional 121 V 17 or V 33 12000 optional 122 V 17 w st 12000 optional 145 V 17 or V 33 14400 optional 146 V 17 w st 14400 optional All other codes are reserved V 17 w st indicates V 17 short training aka quick train All of the above commands return an ERROR result code if entered when the ModemModule is on hook Use the command syntax lt command gt to ask for the valid range of values supported For example if you entered f T
131. tted the signal is held in mark condition RTSTTL I Request to Send TTL Level Active Low RTS signal is used for hardware flow control LED driver outputs are open drain inverter driven 74HCT05 lines with 1 5K ohms pull up resistors Max output current 25 mA TXIND O Active High TXD status DTRIND O Active High DTR status RXIND O Active High RXD status DCDIND O Active High DCD status RESET I Modem Reset TTL level with weak pull up The active low RESET input resets the ModemModule logic and returns the AT command set to the original factory default values or to stored values in NVRAM RESET is tied to VCC through a 400ms time constant circuit for Power on Reset functionality The modem is ready to accept commands within 6 5 seconds of power on or reset Ring IO Ring Signal from Telco Tip IO Tip Signal from Telco I Input O Output Electrical Characteristics MT5634SMI 91 ModemModule Developer s Guide Appendix D Telecom Approvals While this modem can be configured for specific country operation doin so DOES NOT constitute country approval This modem is not approved in or configured for operation in all countries Homologation Hardware Country ATI9 Homologation Country Required Build Config hex Response Approval Status Argentina Yes ENI at t19 0 34 52 Yes Aruba No ENI at t19 0 34 52 N A Australia Yes AU NZ at90t19 0 1 1 Yes Austria Yes ENI at t19 0 34 52 Yes Bahrain Yes
132. turer specific Reserved for future use 69 ModemModule Developer s Guide Sample Sessions This section provides Voice mode send and receive handshaking examples Command AT VSM AT VSM 128 OK AT VEM C 0A000100 0E601800 1A803840 OK AT VSM 132 OK AT VEM Bg 0A000100 04600000 1A803040 OK AT VLS AT VSD 127 129 50 200 Table 5 Suggested Compression Method and Sample Rate Selection Response The PC inquires about the compression methods and bits per sample options The modem reports two compression methods 1 PCM twelve bits per sample timing marks sampling rates of 7200 8000 and 11025 three levels of silence compression sensitivity and silence clip to 0 5 seconds 2 the same as 1 above but without silence compression 3 ADPCM two bits per sample timing marks sampling rate of 7200 no silence compression and no silence clip 128 SIGNED PCM 12 40 7200 8000 11025 127 129 0 50 129 SIGNED PCM 12 0 7200 8000 11025 0 0 132 ADPCM AQ 2 40 7200 0 0 OK The PC selects the first compression method with the intent of queying the event detection capabilities of the modem The modem agrees Checks the modem event detection capability for the first compression method The modem reports Service Level C Selects the second compression method with the intent of querying the event detection capabilities of the modem The modem agrees Check
133. uirements globally and can be shipped worldwide The ModemModule Developer s Kit allows you to plug in the ModemModule and use it as a serial modem for testing programming and evaluation The kit includes one ModemModule development board wall power adapter and RS 232 cable This guide provides the hardware software testing and troubleshooting information needed to effectively integrate the ModemModule into your equipment This guide also provides the commands that the developer can use to configure and control a data fax voice modem and the responses result codes that the modem issues in response to the commands Product Description The MTS5634SMT is a standard 64 pin ModemModule used for integrating data and fax communications The MT5634SMI is a single port modem which integrates the controller DSP and DAA ina 1 x 2 5 form factor and communicates to a host controller via an Asynchronous TTL level serial interface The MT5634SMI includes a Lucent 1673 Venus controller DSP and Lucent 1034CSP Codec It also includes 4 Meg of Flash memory and 32Kx16 SRAM for V 90 K56flex modem operation and V 17 Class 1 and Class 2 Fax Figure 1 1 MT5634SMI and Test Demo Board MT5634SMI 5 ModemModule Developer s Guide Features The MT5634SMI is designed to support the following features Complete data fax voice modem solution inclu
134. ulation DPCMAQ Author Differential Pulse Coded Modulation with Adaptive Quantizier ADPCM Author Adaptive Differential Pulse Coded Modulation VSELP Author Vector Sum Exited Linear Predictor RELP Author Residual Exited Linear Predictor CELP Author Codebook Exited Linear Predictor CVSD Author Continuusly Variable Slope Delta Modulation TDHS Author Time Domain Harmonic Distortion ADM Author Adaptive Delta Modulation DM Author Delta Modulation APC Author Adaptive Predictive Coding ATC Author Adaptive Transform Coding SBC Author Sub Band Coding GSM Author Regular Pulse Exitation Long term Predictor RPELTP LPC Author Linear Predictive Coding 60 MT5634SMI Appendixes EAPDPCM Author Embeded Bit ADPCM MP LPC Author Multipulse LPC LSLTCQ Least Squares Lattice Trellis Coded Quantization 18 101 does not make any provisions for standard compression modifiers Command VTD lt dur gt Function Select Default Beep Tone Duration Timer DTMF Tone Generation Duration Values Default Result Codes OK if the modem accepts the command ERROR if the parameter is out of range Description The VTD command causes the modem to set the default DTMF tone generation duration used with the VT S command This command does not affect the ATD command settings The dur parameter range is given by the Y7 command in units of 0 01 seconds A setting of Y7 specifies a manufacturer specific time interval Command V
135. ult 3 V 21 ch 2 300 bps Result Codes NO CARRIER FCERROR OK or ERROR Description The FRH command causes the modem to receive HDLC packet data using the modulation mode selected with lt MOD gt then delivers the next frame to the PC Possible MOD values are shown in Table 3 1 If other than an HDLC packet is detected the modem displays the FCERROR Connect Error message returns to Command mode then displays the NO CARRIER message If this command is entered with the modem on hook the ERROR result code is displayed Note The FRH command must be entered as the last command in the command string i e it must be immediately followed by the Enter key Command FRH Enter Function Displays the valid range of receive modulation values Values MOD 3 24 48 72 73 74 96 97 98 121 122 145 146 Default 3 Result Codes the valid range of values supported by the modem Description The FRH command causes the modem to display the set of supported receive modulation values specified by the FRH MOD command Flow Control XON XOFF flow control is used by the ModemModule to match the PC to modem data rate to the line signaling rate XON XOFF flow control is mandatory and RTS CTS flow control is optional per the Class 1 standard There is currently no Class 1 command for setting the flow control method and no means to read the current flow control method in use The PC is responsible for match
136. ure by welding riveting or with a permanent adhesive Such a nameplate must be able to last for the expected lifetime of the equipment and must not be readily detachable 6 When the device is so small or for such use that it is not practical to place the statements specified in this section on it the information required by paragraphs a and b of this section shall be placed in a prominent location in the instruction manual or pamphlet supplied to the user The FCC Registration Number and the Model Number shall be displayed on the device Sample Complies With Part 68 FCC Rules FCC Registration Number AU7USA 25814 M5 5 Ringer Equivalence Multi Tech Systems Inc Model MT5634SM S N XXXXXXX MT5634SMI 19 ModemModule Developer s Guide 20 Reregistration From Form 730 Application Guide Appendix C 2 http www fcc gov formpage html Private label distributors may obtain a registration number in their own name In this case a reregistration filing is made with the submission of Exhibit B a copy of a letter from the original registrant to the applicant giving permission for the reregistration and a willingness to provide the applicant with any technical support The applicant will replace the registration label on the original grantee with the one containing the newly assigned registration number Industry Canada CS 03 Canadian regulations require that certified equipment bear an identifying certification label which i
137. ve with lt MOD gt carrier Values see Table 3 1 for lt MOD gt modulation values Default 3 V 21 ch 2 300 bps Result Codes CONNECT NO CARRIER or FCERROR Description The FRM command causes the modem to enter fax receive mode using the modulation specified by MOD refer to Table 3 1 for MOD values The modem returns to Command mode on loss of carrier then displays the NO CARRIER result code on the PC When the modem detects the selected carrier it sends the CONNECT message If a different signal is detected a FCERROR Connect Error is displayed and the modem returns to Command mode The modem uses the flow control method defined by the amp E command If the PC sends any character except DC1 or DC3 the modem enters Command mode and causes the PC to display the OK result code If this command is entered with the modem on hook the ERROR result code is displayed Note The RM command must be entered as the last command in the command string i e it must be immediately followed by the Enter key Command FRM Enter Function Display the valid range of receive data modulation values Values MOD 3 24 48 72 73 74 96 97 98 121 122 145 146 Default 3 V 21 ch 2 300 bps Result Codes the current value range supported by the modem MT5634SMI Description Command Function Values Chapter 4 Class 2 Fax Commands The FRMz command causes the modem to display the current mo
138. void harmonics no frequency is a multiple of another the difference between any two frequencies does not equal any of the frequencies and the sum of any two frequencies does not equal any of the frequencies Dual Tone Multi frequency DTMF was a technique proposed by the phone company to replace pulse dialing to make dialing faster and more reliable In anticipation to adding other customer services 6 additional digits were included totaling 16 digits Most commercial phones only include 12 digits Many specialized phones and telephone equipment such as ADSI phones PBXes etc utilize all 16 digits DTMF was first introduced in the 1960s to the general public as touch tone dialing The conversion from pulse dialing to touch tone dialing took over 20 years in the US To this date and in the foreseeable future all phone companies support pulse dialing and most phones you buy still allow you to switch to pulse In the 80s DTMF found a complete new use as a key pad for voice mail and interactive voice response systems Since these systems have become a way of life now DTMF has become the most common man machine interface For additional information on DTMF try the Telecommunications Industry Association s web site at http www tiaonline org resources other links cfm Command AT FCLASS Enter Function Display Service Class Capabilities Values 0 1 other values are reserved Default 0 Resu
139. y in association with the EIA Contact the TIA at 2500 Wilson Boulevard Suite 300 Arlington VA 22201 http www tiaonline org Global Engineering Documents manages a collection of more than one million documents from over 460 organizations worldwide http global ihs com Phone 800 854 7179 Fax 303 792 2192 The ITU is the leading publisher of telecommunication technology regulatory and standard information with over 4 000 titles in printed form on CD ROM and Online at http www itu int publications MT5634SMI 73 ModemModule Developer s Guide Chapter 6 Remote Configuration Introduction Remote configuration is a network management tool that allows you to configure modems anywhere in your network from one location With password protected remote configuration you can issue AT commands to a remote MT56345MI for maintenance or troubleshooting as if you were on site Basic Procedure Setup 7A The following steps are valid regardless of whether the connection is established by the local or the remote Multi Tech modem 1 2 Establish a data connection with a remote MT5634SMI modem Send three remote configuration escape characters followed by AT and the setup password and press ENTER Example 96 ATMTSMODEM lt CR gt You have four tries to enter the correct password before being disconnected If the password is correct the remote modem responds with OK You can now send AT commands to confi
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