Synchronous Mode, 141 | Multitech MT1432BA, MT2834BAI instruction

Appendix E - DIP-Switch Summary

Synchronous Mode

DIP-Switch	Condition	Effect
#1	UP*	DTR Dependent On interface
	Down	DTR forced On at all times
#2	UP*	SDLC Mode On
	Down	BSC Mode On
#3	UP	Command Mode Response Off
	Down*	Command Mode Response On
#4	UP*	AS/400 Mode Off
	Down	AS/400 Mode On
#5	UP*	Answer Mode On
	Down	Originate Mode On
#6	UP*	Slave Clocking Off
	Down	Slave Clocking On
#7	UP	RTS Dependent on interface
	Down*	RTS forced on at all times
#8	UP	Command Mode Off
	Down*	Command Mode On
#9	UP	Local Digital Loopback On
	Down*	Remote Digital Loopback On
#10	UP*	Dial-Up Operation
	Down	Leased Line Operation
#11	UP	External Clock selected
	Down*	Internal Clock selected
#12	UP	Synchronous Mode On
	Down*	Asynchronous Mode On

*Factory Default Setting

141

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Multitech MT1432BA, MT2834BAI manual Synchronous Mode, Appendix E DIP-Switch Summary, 141

Contents

User Guide Record of Revisions User Guide Contents Callback Security and Remote Configuration Command ModeManual Dial and Automatic Answer Registers DIP-Switch Settings Modem TestingWarranty, Service and Tech Support AppendixesPage Introduction and Description Introduction How To Use This Manual Callback and Remote Configuration AT Command Mode OperationTesting Your Modem DIP-Switches 1 2834 Series Features Modem Features2 1432 Series Features 3 932 Series Features Fax Features Technical Specifications Intelligent Features Mode of OperationCommand Buffer Introduction and Description Carrier Frequencies Fax Carrier FrequenciesCarrier Frequencies 300 bps Bell Standard Transmit Level Diagnostics ConnectorsIndicators Operating Temperature Power Modem LED IndicatorsModels Only Controls on PC Board MultiModemBA User Guide Installation and Connection Unpacking MT2834BA shown What is in Your Modem Package? Installation Safety WarningsInstallation Procedure MultiModemBA/BAI Connections Loading Trio DataFAX Software MultiModemBA User Guide Is Your Modem Ready for Use? MultiModemBA User Guide Software Configuration and Modem Basics How Can You Identify Your Uart Type? Serial Port Limitations Configuring Software for Your Modem Configuring Your SoftwareSoftware Configuration 16550 Uart and Windows Changing Default Parameters PC Initialization StringsOther Parameters Configuring Software for the Remote System Configuring Software for Your ComputerMacintosh Initialization Terminal Emulation Disabling Error Correction When to Disable Data CompressionFile Transfer Protocols AT &F S0=0 X4 &E14 M Answer/Originate Voice/Data Toggle Switch Modem BasicsSimple Operations MultiModemBA User Guide Manual Dial and Automatic Answer Dialing/On-Line/Answering Manual Call Origination Automatic AnsweringManual Dial and Automatic Answer Handshaking Details Manual Answering Call Termination Abort Timer MultiModemBA User Guide Command Mode AT Command Editing Functional Modes Command Mode Summary of AT Commands Auto-Reliable Mode Normal ModeReliable Mode Flow Control Disabled Display of Signal Strength Information Enable/Disable Reading Line Probe From DSP during handshakePasswords for Callback Phone Numbers Callback Security Enable/Disable Multi-Tech Result Codes Series Result Codes MultiModemBA User Guide Standard AT Result Codes Series Dial Command D Dialing Commands Dialing Action CommandsContinuous Redial not used in BAI a or Dialing a Stored Number N Voice/Data Dialing $VD Dial Modifier CommandsPulse or Tone Dial P T Set Pulse Dial Ratios &P Reverse the Mode of Operation R Return to Command Mode After Dial Command ExecutionAutomatic Pauses in Dialing Long Space Disconnect Y Quiet Answer @ Calling Card Detect Tones $ Storing Phone Numbers D...N Phone Number Memory CommandsNumber Linking NN Listing Numbers Stored in Memory L Configuration and Default Storage Commands Loading Factory Defaults &FModem Reset Z Async/Sync Mode Switching &M Unix Uucp Spoofing $SPSynchronous Transmit Clock Select &X Echo Command Mode Characters E Command Response Result Code CommandsResult Codes Enable/Disable and No Response Answer Q Result Codes Multi-Tech or Standard AT &Q Result Codes Basic and Extended and Call Progress Selection Enable/Disable Trelis Coded Modulation #T Phone Line Conditioning CommandsGuard Tones Not Used in BAI Models &G Bell/V.21 Tone Fallback Modes When On-Line #F Enable/Disable Lowspeed Fast Connect $FC 2834 Series onlyCleardown at Disconnect &CD 2834 Series only Auto Speed Detect #A Carrier Detect Control &C 7 RS-232C Interface Control CommandsData Terminal Ready Control &D CTS Control &R Data Set Ready Control &S CTS/RTS Interaction Control &RFDSR/CD Interaction Control &SF Normal Mode &E0 Error Correction CommandsAuto-Reliable Mode &E1 Reliable Mode &E2 Originate Mode Mode Select #LAnswer Mode Auto-Reliable Buffering $A Enable/Disable Auto Reliable Fallback Character $F Error Correction/300bps $ERetransmit Count $R Flow Control Commands Hardware Flow Control &E4Xon/Xoff Flow Control &E5 Xon/Xoff Pass-Through &E7 Send Xon/Xoff Characters #XHewlett-Packard ENQ/ACK Pacing &E9 Terminal/Computer Initiated Pacing &E13 Normal Mode Modem Flow Control On &E11Maximum Block Size &BS Parity Selection #P Normal/Auto-Reliable/Reliable Mode Commands Xon/Xoff Pass-Through CommandsEnq/Ack Pacing Commands Speed Conversion Commands Speed Conversion $BAModem Baud Rate $MB Command Mode Series Serial Port Baud Rate $SB Immediate Action Commands Off Hook H Listing On-Line Diagnostics L8 Line Probe Commands 2834 Series only Force Answer Mode aExiting Command Mode, Going Back On-Line O MultiModemBA User Guide Registers Rings Which Have Occurred Number of Rings Until Modem AnswersEscape Code Character Return Character Line Feed Character Time for Carrier Abort TimerBackspace Character Wait Time for Dial Tone S13 Remote Configuration Escape Character S10 Carrier Loss Disconnect Delay TimeCarrier Detect Response Time S11 Tone Dialing Tone Spacing and Duration S16 Callback Attempts S15 Callback Time DelayS17 Changing Break Time S24 PBX/CBX Disconnect Drop Time for DSR/CTS/CD S29 Local Inactivity Timer S26 Failed Password AttemptsS30 Inactivity Timer S32 Time Elapse for Escape Sequence S36 Time Between DTR Inactive and Modem Off-Hook S37 Time Between DTR Active and Modem On-HookS48 Program V.34bis Connect Speeds 2834 Series only Reading and Assigning S-Register Values Examples of Assigning ValuesExamples of Reading Values AT Command and S-Register Summary MultiModemBA User Guide Callback Security and Remote Configuration Callback Feature Description Remote Configuration Description Callback Security and Remote ConfigurationTo change your Remote Configuration feature status To set parity of the password/message prompt AT#CBN0xxxxxxxxxxCRAT#CBN1xxxxxxxxxxCR Callback Operational Sequence Procedures Remote Configuration Operation Procedures StepProcedure Remote Configuration Procedures Assign Passwords for Callback Phone Numbers #CBN Remote Configuration and Callback Security AT CommandsCallback Security Enable/Disable Change Login Password Erase Callback Phone Number #RDNxx Erase Callback Password Remote Configuration/Callback Security S-Registers MultiModemBA User Guide Modem Testing Introduction Local Analog Loopback Test/V.54 Loop Modem Testing 100 Digital Loopback Test/V.54 Loop 2 Local/Manual 101 Digital Loopback Test/V.54 Loop 2 Remote/Automatic 4A. Back-to-Back Test Cabling Back-to-Back Test Local Analog Loopback Test Synchronous Mode Synchronous Mode Testing Synchronous Mode Digital Loopback Test local/manual 104 Digital Loopback Test Local/Manual Synchronous Mode Synchronous Mode Digital Loopback Test remote/automatic 105 Digital Loopback Test Remote/Automatic Synchronous Mode MultiModemBA User Guide 106 DIP-Switch Settings PC Board 108 DIP-Switch Option Settings DIP-Switch Settings109 Switch #4 AS/400 Mode Synchronous Mode/Leased Line/Dial-UP 932 Series110 111 112 113 Switch #16 Reserved for Future Use MultiModemBA User Guide Series114 Recording Option Configurations Speaker Volume ControlSwitch Function Position Effect 115 DIP Switches #13-14 DIP Switches #15-16116 Warranty, Service and Tech Support Limited Warranty On-line Warranty Registration118 Warranty, Service and Tech Support ServiceTech Support Recording Modem Information Multi-Tech BBS To log on to the Multi-Tech BBSTo Download a file About the Multi-Tech Fax-Back Service Using FlashPro to Upgrade Modem FirmwareUpgrading the MultiModem About Multi-Tech’s Internet Presence About Ordering Accessories SupplyNet Online Ordering Instructions122 Appendixes None of the LEDs Light When the Modem Is On Appendix a TroubleshootingModem Does Not Respond to Commands 124 125 Appendix a Troubleshooting 126 Modem Dials But Cannot Make a Connection Modem Disconnects While On-line Modem Cannot Connect When AnsweringFile Transfer Is Slower Than It Should Be 127 Am Losing Data Am Getting Garbage Characters on the Monitor128 129 Appendix B Ascii Conversion Chart Dial Pulses Appendix C Dial Pulse and Tone-Dial FrequenciesTone Dial Frequencies 130 Command Values Description Appendix D AT Command Summary$An #An $BA n BS nCD n SN d #Fn $EBn$Fn 133 #Ln $Hn$MBn 134 $Rn NdNeRFn Sr=n SFn $SBn$SPn #Tn $VDn #Xn137 +++ATCR Callback Security/Remote Configuration Command Summary 25bis Commands Password Command Summary Appendix E DIP-Switch Summary Asynchronous Mode140 Synchronous Mode Appendix E DIP-Switch Summary141 142 Appendix F S-Register Summary S30 S29S32 S34 Appendix G Result Code Summary Appendix G Result Code SummaryTerse Digit Verbose Words Effect 145 146 Appendix H V.25bis Operation Delayed and Forbidden Numbers25bis Operation Appendix H V.25bis Operation 25bis DIP-Switches 25bis Set-Up and Initialization148 25bis Mode AT Commands 25bis Responses Result Codes149 Enable/Disable V.25bis Mode $V Command 25bis AT CommandsChange Serial Baud Rate CSP Command Dial Phone Number Provided CRN Command Listing Forbidden Phone Number RLF Command Listing Delayed Phone Numbers RLD CommandDisregard or Connect to Incoming Calls DIC or CIC Command DTR Dialing $D Command Italy ITU V.25bis Country Specific InformationSwitzerland Austria Belgium Appendix H V.25bis Operation FranceSingapore 153 Figure I-1. RS232 Cable IBM PC Appendix I MultiModemBA Cables Figure I-2. MAC Cable 155 Appendix J RS-232C Interface Specifications Signal Function Assignment Circuit Source Appendix J RS-232C Interface SpecificationsPin Designation Eia 156 Received Data Pin 3, RD BB Signal Ground Pin 7, SG ABRequest To Send Pin 4, RTS CA Clear To Send Pin 5, CTS CB Test Voltage Pin 9 Ring Indicator Pin 22, RI CETransmit Clock Pin 15, TC DB Receive Clock Pin 17, RC DD Terminal Busy Out of Service Pin 25, OOS External Transmit Clock Pin 24, XTC159 International Modem Restrictions EMC, Safety and Terminal Directive ComplianceNew Zealand Telecom Warning Notice European Directives User Guide Statement FCC Regulations for Telephone Line Interconnection Appendix K Regulatory Information161 Class a Statement Canadian Limitations NoticeFCC Part Industry Canada 163 Index 164 Functional Description of RS232C SIG 165 166