3Com PC Card manual Analog Modem Registers, S52

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46CHAPTER 5: USING THE MODEM

Analog Modem

Registers

S52

Bit-mapped. Storable.

Bit 7-6. V.34 Rate Selection

0 = Low (conservative)

2 = Aggressive

1 = Medium

Bit 5. V.34 precoding

0 = Disable

1 = Enable

Bit 4. V.34 shaping

0 = Disable

1 = Enable

Bit 3. V.34 pre-emphasis filter

0 = Disable

1 = Enable

Bit 2. V.34 non-linear encoding (warping)

0 = Disable

1 = Enable

Bit 1. V.34 transmit power control

0 = Disable

1 = Enable

Bit 0. V.34 asymmetric bit rates

0 = Disable

1 = Enable

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Contents 3Com 10/100 LAN+56K Santa Clara, California 3Com CorporationBayfront Plaza 95052-8145Contents Diagnostics Ports IdentifyingLAN+Modem Card Inserting Inserting the LAN+Modem CardCable appropriate for a network connection at your site Connecting to aNetwork LED Description Steady OffConnecting the Modem Adapter to the Telephone Line Telephone LineDisconnecting CablesWindows Installing the Network InterfaceAdding Network Software Components Type of Network Component Manufacturer Option to SelectInstalling the Modem Confirming InstallationInstallation Testing the ModemTroubleshooting Symptom SolutionUpdating Modem Drivers DriversUpdating LAN Drivers Page Windows Adding Network Software Components CD-ROM Testing the Modem Uninstalling the Card Windows 95/98 Installation disk Windows NT Windows NT Menu Page Hints for Good Software SettingsSetup for ConnectionsUsing the Modem Additional Modem Features Redialing Dialing Stored NumbersAnswer Mode AT CommandsEntering AT Commands Dial NumberInterrogate Modem Status Echo CommandsHook Switch Control Return to On-Line State Verbose modeHandshaking Return Result CodesRecall User Configuration Connection Result CodesResult Code Set/Call Progress Registers S11 Common RegistersS10 S12S18 S14S16 S19S20 Bit value DTE SpeedUsing the Modem S23 = 1. Storable Registers Using the Modem S35 S33S34 = Disconnect S41 S38S39 Discard all buffered data immediately S49 Analog Modem Registers S52Registers Using the Modem Registers S73 S71S72 First 8 bits. Nonstorable. Default is Modem Troubleshooting COM Port ConflictModem Troubleshooting Page Diagnostics LAN DiagnosticsPage Internet Site FTP Site Bulletin Board SystemPage Warranty and Regulatory Information FCC Declaration Canadian Notice