Multitech MT5634ZBA-USB manual S37, S38, Rates K56flex Rates

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Chapter 4 - AT Commands, S-Registers and Result Codes

Register	Unit	Range	Default	Description
S37	decimal	0–19	0	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
S38	decimal	0–23	1	Sets the maximum 56K “downstream” speed
				at which the modem attempts to connect. The
				default maximum speed is 56K bps.

V.90 Rates		K56flex Rates
0	= V.90 disabled
1	= V.90 enabled*
2	= 28000 bps	2 = 32000 bps
3	= 29333 bps	3 = 34000 bps
4	= 30666 bps	4 = 36000 bps
5	= 32000 bps	5 = 38000 bps
6	= 33333 bps	6 = 40000 bps
7	= 34666 bps	7 = 42000 bps
8	= 36000 bps	8 = 44000 bps
9	= 37333 bps	9 = 46000 bps
10 = 38666 bps		10 = 48000 bps
11 = 40000 bps		11 = 50000 bps
12 = 41333 bps		12 = 52000 bps
13 = 42666 bps		13 = 54000 bps
14 = 44000 bps		14 = 56000 bps
15 = 45333 bps
16 = 46666 bps
17 = 48000 bps
18 = 49333 bps
19 = 50666 bps
20 = 52000 bps
21 = 53333 bps
22 = 54666 bps
23 = 56000 bps

*with automatic speed selection at maximum modem speed

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Contents User Guide Trademarks Record of RevisionsContents Index Introduction and Description Product Description IntroductionUniversal Serial Bus USB MT5634ZBA-USB User GuideIntroduction and Description What Is in Your Modem Package?MT5634ZBA-USB User Guide Quick Start What You Will Need Safety WarningsWe supply You supplyQuick Start Assemble the ModemInstall the Software Line Connection Connect the Modem to Your SystemPhone Connection USB ConnectionTest Your Modem Select the ModemFeatures Features What Can You Do with Your Modem?Data Required Equipment FaxComputer Telephone LineConnecting to the Telephone Line Line Connecting to the Computer USBConnecting to a Telephone Set Phone ConnectionsFront panel Front PanelMT5634ZBA-USB User Guide AT Commands, S-Registers and Result Codes AT Commands AT Command Summary Echo Command Mode Characters Command DS=n Dial Stored Telephone NumberMonitor Speaker Volume Echo Online Data CharactersReturn Online to Data Mode Monitor Speaker ModeResult Codes Enable/Disable Command Sr=n Set Register ValueCommand Xn Result Code Selection MT5634ZBA-USB User Guide Command Vn Result Code FormatCommand Yn Long Space Disconnect Modem ResetCommand &Gn V.22bis Guard Tone Control Load Factory SettingsCommunications Mode Asynchronous Communications ModeDisplay Current Settings MT5634ZBA-USB User Guide Command &Tn V.54 Test CommandsCommand &Wn Store Current Configuration Select Stored Configuration for Hard ResetModem Port Flow Control Error Correction Mode SelectionData Buffer Control Break ControlCommand %Cn Data Compression Control Inactivity TimerCommand %DCnAT Command Control Protocol Result CodeEnter Setup Password Command %En Fallback and Fall Forward ControlCommand #S=x Store Setup Password Command%%%ATCRRemote Configuration Escape SequenceRegisters S37 S38Rates K56flex Rates S43 S42S48 S89Terse Verbose Description Result CodesMT5634ZBA-USB User Guide Remote Configuration Basic Procedure SetupChanging the Setup Password Changing the Remote Escape Character Remote ConfigurationMT5634ZBA-USB User Guide Troubleshooting Modem Does Not Respond to Commands None of the Indicators LightModem Dials But Cannot Connect TroubleshootingModem Disconnects While Online Modem Cannot Connect When AnsweringModem Doesn’t Work with Caller ID Fax and Data Software Can’t Run at the Same TimeAppendixes FCC Regulations for Telephone Line Interconnection Appendix a Regulatory ComplianceIndustry Canada Class B StatementFAX Branding Statement Canadian Limitations NoticeEuropean Directives International Modem RestrictionsNew Zealand Telecom Warning Notice Appendix B Technical Specifications Carrier Frequencies ConnectorsITU-T ITU-T V.32bis/V.32 Carrier FrequenciesIndicators DiagnosticsDimensions WeightIntroduction Appendix C Loopback TestsLocal Analog Loopback Test V.54 Loop Figure C-1. Local analog loopback test Test ProcedureAppendix C Loopback Tests Remote Digital Loopback Test V.54 LoopLocal Digital Loopback Test V.54 Loop Figure C-3. Local digital loopback test Test ProcedureLimited Warranty Appendix D Warranty, Service, and Technical SupportOnline Warranty Registration ServiceMulti-Tech BBS Technical SupportTo Log on to the Multi-Tech BBS To Download a FileAbout the Internet About the Multi-Tech Fax-Back ServiceIndex Index MT5634ZBA-USB User Guide