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Black Box 3600 MODEM manual Flow Control S54, S55, Q3 Enable bilateral CTS/RTS flow control

Models: 3600 MODEM 3600

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Status Registers

Flow Control S54

The S54 register selects the flow control options.

Bit	Value	Command	Description

1, 0	00	\Q	Disable DTE flow control
	01	\Q1	Enable DTE XON/XOFF flow control
	10	\Q2	Enable CTS flow control to the DTE
	11	\Q3	Enable bilateral CTS/RTS flow control

2	--	--	Reserved

3	0	\G	Disable modem port flow control
	1	\G1	Enable modem port XON/XOFF flow
			control

4	0	\X	No XON/XOFF characters to remote
	1	\X1	Pass XON/XOFF characters to remote

6, 5	00	\Q4	Disable flow control from DCE
	01	\Q5	Enable XON/XOFF flow control
	10	\Q6	Enable CTS flow control to the DTE
	11	\Q7	Enable CTS flow control to the DTE

7	--	--	Reserved

S55

Reserved

10-16

Modem 3600

Image 160

Black Box 3600 manual Flow Control S54, S55, Q3 Enable bilateral CTS/RTS flow control, Disable modem port flow control

Contents

3600 Trademarks $2334253/426 #$%&*+ #$%&,+ $$$ $$$$ $&% $$% $%%-% $&% % %&$ $ !+ #**# # 3! #41% #**# # 3! #41%&, +2 #4!# 3C $ 35 F + *&*A1 $ @ $A = 01BB Page $%% $ +,-*./0 1 **-*2**,3/0 Page Page Page Page #26 Page Page Page 555,5,65E##E%E% % Page #5 S7-# Chapter Introduction Shelf-Mount UnitsFeatures Data ModeFax Mode SoftwareCommunications Software Class 1 Fax Communications Software Internet BrowserFunctional DescriptionPhysical Rear Panel 115 Vac Model Modem 3600 Card Card Version of the ModemChapter Installation Mounting AccessoriesElectrical Installation AC Power ConnectionDC Power Connection DTE ConnectionDigital Interface Signals Pin Signal Description s Pin 232D Signal DescriptionPin Signal Descriptions DCETelephone Line Connection Dial Mode Pstn Connection Dial jack Dial-up Connection 115 Vac ModelLeased Line Connection TELSET/LEASED Line Jack Leased Line Connection 115 Vac Model Shelf-Mount MD1000C Installation MD1000C ConnectionsChapter Getting Started Power-UpOption Selection Autodialing from a Terminal with the AT Commands Placing a CallDialing with a Standard Telephone Autodialing from Front PanelAnswering a Call Ending a CallReasons for Call Termination Reasons for Call Terminatio n ConditionReasons for Call Termination Condition Page Chapter Front Panel Operation LED DescriptionsLCD Menus LCD Menu OperationLCD Menu Option Selectio n RegLCD Menu Option Selection Main Menu Submenu Submenu Item Option Com RegSubmenu Main Menu Option Com Reg Lease line only † Dial line only Modify Change DTE Speed DTE=DCE Modify Change DTE Dial Method Async Modify Change DTE RTS/CTS Delay Password of 0000 disables front panel security Front Panel Security Front Panel Operation Command Categories Chapter AT CommandsOperation Modes Offline Command Mode Sending Commands to the ModemOnline Command Mode Creating a Command Statement AT Autobaud Guidelines for Creating Command StatementsCommand Statement Buffer Repeating a Command aMonitor Display Backspace KeyNumbered Commands Response CommandsGroup Commands Command Operation Digit / Word SelectionResponse Displays Q Negotiation Displays WCall Progress / Connect Speed Messages Command Code Set Number Operation Number Code Application *RCResponse Number Codes / Messages Code Message MeaningDTE rate 31200 bps Connect 300/V42 Connect 300/MNP5 Dial Commands Dialing DTone Dialing T Pulse Dialing PInsert Long Pause Wait for Second Dial Tone WSwitching to Answer Mode after Dialing R Remaining in Command ModeHook Flash Wait for 5 Seconds of Silence @Switching from Voice to Data Dialing a Stored Telephone Number SnAutodial Number Location *AUn Voice CallsAT Command Answer a Manual AnswerAutoanswer S0 Caller ID *IDDistinctive Ring *DR Caller ID Message s Modem sends this messageTerminal Interface Commands Data Carrier Detect &CData Set Ready &S Data Terminal Ready &DSerial Port Ring Indicator Pin 22 \R Request to Send / Clear to Send &RGeneral Commands Changing from Data Mode to Command Mode +++DTE Controlled Fallback Rate Pin 23 *FB Local Character Echo EHanging Up H, H1 Online Character Echo FFast Disconnect H2, H3 Eprom Check Speaker Volume LSpeaker Control M Asynchronous / Synchronous Mode Selection &M Return Online OLong Space Disconnect Y Bis Guard Tones &GMake / Break Dial Pulse Ratio &P Synchronous Transmit Clock Source &X Rate Selection Thresholds *THAsymmetric Bit Rates *AS Modulation *MMMaximum DCE Speed %B Minimum DCE Speed %L Auto Retrain %E Automatic Rate Adaption %RManual Rate Adaption *RR Product Revision Level %VOnline Quick Reference $H Product Serial Number $VTalk / Data *DA Fast Train *FTDisable AT Command Set *NT Wire OperationPrivate Line Operation Dial Line Transmit Level *TDnWire Leased Line Operation Wire Dial-up OperationDial Backup Dial Backup *DB Return to Leased Line from Dial Backup *LBManual Dial Backup *LD Dial / Leased Line &LConfiguration Commands Configuration ProfilesActive Profile Stored ProfileStoring a Configuration &W Powerup Option Set &YReset to Stored Configuration Z Load Factory Options &FnView Configuration Profiles/Received Signal Options &V Storing a Telephone Command Line &Zx=n, *CNx,n, *NDSoft Download Password %P1, $Y Remote ConfigurationRetaining / Restoring Options *RO Remote Configuration Security Remote Security Code %P=Entering Remote Configuration %T=, &T Enabling/Disabling Remote Configuration *RARemote Configuration DTE Speed *RB Remote Configuration Format *RFRemote Configuration Saving or Discarding Options *RQ Page Reliable Mode Ccitt V.42 bis Error Control ProtocolChapter Protocols Auto-Reliable Mode Normal ModeConstant Speed Interface Data CompressionProtocol Commands Direct ModeFlow Control Disconnect Buffer Delay %D Optional Detection Phase \M Serial Port DTE Constant Speed \JOperating Mode \N Auto-Reliable Fallback Character %AnSerial Port Flow Control \Q XON/XOFF Pass Through \X Data Link Flow Control \GBreak Control \Kn Inactivity Timer \T Transmit Break / Set Break Length \B Maximum Reliable Block Size \ASet Auto-Reliable Buffer \C 42bis Data Compression %C Diagnostic Test s Offline Online Chapter Test Mode OperationTest Categories Test Commands Operation Terminating a Test in Progress &TTesting the Local Modem Local Analog Loopback &T1Local Analog Loopback with Self Test &T8 Local Analog with Test PatternTesting the Remote Modem Local Digital Loopback &T3Grant/Deny RDL Request &T4, &T5 Remote Digital Loopback &T6Remote Digital Loopback with Self Test &T7 Test Pattern %TDTE Controlled Remote Digital Loopback Pin 21 *RD DTE Controlled Local Analog Loopback Pin 18 *LAChapter Security Autocallback SecurityLow Security Operation Operating without Low SecurityOperating with Low Security Remote OperationLow Security Commands PasswordsLocal Operation LCD Indication of SecurityHigh Security Security Levels Superuser High Security Commands Default PasswordsEnabling High Security $EH=pw Disabling High Security $DSet Security Levels $Ln=m Setting Passwords $Pn=pw$pwSet User Callback Number $Cn=m Display Extended Feature Status $W? Extended Features $WDisplay / Reset Illegal Access Attempt Counters $M, $Mn, $M Factory Reset $F=pw$pw Removing a User $RnSecurity Status $E? Display User Status $S?Local Logon Command $n=pw Local Logoff Command $$Remote Logon Procedure $n=pw Verify User Information $In, $IBnSecurity Chapter Fax Operation Fax OperationModem Initialization Fax DefaultsFax Autoanswer Class 1 Details Fax Associated OptionsStored Fax Profile Class 1 Commands Dial Command DAnswer Command a On Hook HService Class Indication +FCLASS? Service Class Capabilities +FCLASS=?Off Hook H1 Class 0 Operation +FCLASS=0Fax Transmit and Receive Modes Receive Silence +FRS=TimeValues for Fax Modulatio n Modulation Speed Facsimile Receive +FRM=Mod Facsimile Transmit +FTM=ModValues for Fax Modulation Speed Hdlc Receive +FRH=Mod Hdlc Transmit +FTH=ModTest Supported Range of Values +FTx=?, +FRx=? Class 1 Result Code +FCERROR Command DescriptionBinary File Transfer Fax Autoanswer +FAA=Chapter Status Registers RegistersChanging S-Register Values Register Operation Sn?, Sn? Changing Register Values Sn=v, Sn=vIndividual Bit Command Sn . # =v Ring Count S1Escape Character S2 End-of-Line Character S3Line-Feed Character S4 Backspace Character S5Pause Interval for Comma S8 Carrier Detect Time S9Lost Carrier Detect Time S10 Dtmf Tone Duration S11Bit Value Command Description S13Bit Mapped S14 S15Test Timeout S18 System Tests S16S17 S19Bit Mapped S21 Comman Bit Value DescriptionBit Mapped S23 Bit Mapped S22S24 RTS/CTS Delay S26 Lookback Timer S28DTR State Recognition S25 Bit Mapped S27Bit Value Command Bit Mapped S29Bit Mapped S30 S31DTR / Dial Backup Number to Dial S35 Remote Configuration Escape Character S41Bit Mapped S32 S33Remote Configuration Guard Time S42 S43XON Character from DTE S44 Xoff Character from DTE S45Leased Line Transmit Level S52 Automatic Rate Adaption Threshold S53\Q3 Enable bilateral CTS/RTS flow control Disable modem port flow controlFlow Control S54 S55Compression Control S56 Inactivity Timer S58Bit Mapped S57 Break Control S59 101 \K5 Break optionEnable auto retrain MNP compression enabledDisable auto-reliable data buffer Bit Mapped S60Disconnect Buffer Delay S62 Maximum Transmit Block Size S63Auto-Reliable Fallback Character S64 S65-66Link Speed Status S67 S68DCE Independent Speed S69 10010 B18 33,600 bpsOperating Mode S70 Operating Mode Status S71\M1 Enable V.42 fast detect 111 \N7 Lapm or MNP or native auto ReliablePassword Timeout S73 Callback Delay S74Bit Mapped S72 Callback Retry S75Callback Retry Delay S76 Autocallback Timer S78Lockout Threshold S77 Break Length S79Serial Port or DTE Speed S80 00001 Disabled Enable negotiation statusMinimum DCE Speed S81 Negotiation Status S82Enable any key abort Bit Mapped S84S85-S87 Modulation Type S88Current Modulation S91 S92 S94Settings S95 Asymmetric Settings S96Bit Mapped S97 S98- S100Chapter Bis Autodialer Autodialer Command Strings and Parameters Software GuidelinesInvalid Responses Dial Parameters Bis Commands and ResponsesParameters Function Dial Command CRN nn...n Program Number Command PRN ann...nIntermediate Call Progress Response Dial Stored Number CRS aCNX@nnnnnBPS Sepacall progress messagesRequest List of Stored Numbers RLN Disregard Incoming Call DICEtbsysystxLSNsp LSNann...nsepann...nConnect Incoming Call CIC Redial Last Number CRR nLink Number by Address PRL ab Seprcall progress messagesRequest List of Linked Numbers RLL Modem Options Command PRO xxxyy00 Request List of Version RLVEtbspspstxLSLsp LSLalsepalModem 11-11 Save Current Settings PRK Restore Factory Settings PRP nRequest List of Stored Options RLO xxx yy V.25 Autodialer Options Definition Settings Default OptionsModem 11-15 Ebcdic Ascii Modem 11-17 Test Bilateral Commanded Loop Chapter Maintenance Fuse ReplacementMaintenance GeneralCalling Technical Support Appendix a Specifications SizeModem Data Rates Modulation SpeedCarrier Detect Level Page Appendix B Phone Jack Descriptions Pin FunctionPage Appendix C Hardware Options Jumper Option SelectionFigure C-1. Cover Removal Figure C-2. Jumper Location for Ground Option Replacing the Cover Appendix D Fault Isolation Procedure Fault Isolation ProcedureModem and Telephone Line Check PartModem Page Appendix E Command Index and Defaults Command Reg DescriptionWait for 2nd dial tone S7 value Command Reg Description Restore factory configuration 1 † EBCDIC, NRZ1 Command Reg Description Command Reg Description Command Reg Description BER Command Reg Description DCE Switches modem to talk mode † Command Reg Description Command Reg Description Fax Command Description Command DescriptionValueModulationSpeed Command Description Low Security High Security†cannot be executed from remote configuration mode Modem Remote Configuration Commands Data bits, mark parity, 1 stop bit Default Reg Function Factory SetRO=Read only RW=Read or write Modem Default Bis Dialer Commands Synchronous Description CommandSynchronous Description Command Response Messages Response Message MeaningINC Modem Options DCE rate 33600 Modulation automode Asynchronous Dial-up with V.42 bis Protocol AT&F or AT&F1Dial Line Options Tone dial Factory Option Set # Asynchronous Dial-up without V.42 bis Protocol AT&F2Factory Option Set #3 Synchronous 4-wire Leased Line AT&F4 Modem Options DCE rateAsynchronous 4-wire Leased Line withV.42bis Protocol AT&F5 Factory Option Set #5Factory Option Set # Synchronous 2-wire Leased Line Normal Originate AT&F7 Synchronous 2-wire Leased Line Forced Answer AT&F8 Factory Option Set #9 Synchronous V.25bis Dialer AT&F9Appendix F Ascii and Ebcdic Characters NUL ESC ET end of transmission ACK0 DEL Hardware Options Hardware Options Hardware Options Hardware Options Appendix G Abbreviations and Acronyms Abbreviations and Acronyms PBX Xmit Appendix H Flash Upgrade What You NeedTroubleshooting Service and Support Page Index Index-2V.3600 3600Index-3 Index-4V.3600 3600Index-5 Index-6V.3600 3600Index-7 Index Index-8V.3600