USRobotics x2/56K, 33600 user manual Reg Default Function

Page 54

Reg Default

Function

S15

0

Bit-mapped register. To set the register see

 

 

the instructions for S13.

 

 

Bit

Value

Result

 

 

0 (zero)1

Disable ARQ/MNP for V.22.

 

 

1

2

Disable ARQ/MNP for .22bis.

 

 

2

4

Disable ARQ/MNP for

 

 

 

 

V.32/V.32bis/V.32terbo.

 

 

3

8

Disable MNP handshake.

 

 

4

16

Disable MNP level 4.

 

 

5

32

Disable MNP level 3.

 

 

6

64

MNP incompatibility.

 

 

7

136

Disable V.42 detection phase.

S16

0

Bit-mapped test register. Allowable value is

 

 

2.

 

 

Bit Value Result

0Reserved.

12 Touch tone dialing test.

2–7 Reserved.

S17

0

Reserved.

S18

0

Test timer for &Tn loopback testing. Sets the

 

 

time in seconds of testing before the modem

 

 

automatically times out and terminates the

 

 

test. When set to 0, the timer is disabled.

S19

0

Sets the duration, in minutes, for the Inac-

 

 

tivity Timer. The timer activates when there is

 

 

no data activity on the phone line; at timeout

 

 

the modem hangs up. S19 = 0 disables the

 

 

timer.

S20

0

Reserved.

S21

10

Sets the length, in 10-millisecond units, of

 

 

breaks sent from the modem to the compu-

 

 

ter; applies to ARQ mode only.

S22

17

Stores the ASCII decimal code for the XON

 

 

character. Valid range is 0–127.

50 Sportster Winmodem 33600 & x2/56K - User's manual

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Contents User’s Manual 1997 Table of Contents Voice Functions Appendix B Technical SpecificationsGlossary Limited Warranty Appendix a Technical ReferenceIntroduction How a Modem WorksHow Does Your Sportster Winmodem 33600 & x2/56K∗ Work ? QuicklyEfficiently Other FeaturesAccurately With WindowsPackage Contents Installation Sportster Winmodem 33600 & x2/56K InstallationPlug and Play Installation Procedure Insert the Modem Into the ComputerPlug in the power plug and turn the computer on Run the Modem’s Installation Program If you choose Then try This COM port This IRQ Running the Installation Program on a Windows 95 System Installing the Communications Software Page Changing Country Setup under Windows Page Using the Modem Installation TestFactory Settings Resetting the Modem to Factory Settings Remarks on Using the Modem Remember the Following Points When Using the ModemUn-Installing the Modem Page Troubleshooting Problems and SolutionsSymptom Solution Respond when, Send AT commandsModem does not Terminal mode, youErrors Tone when you try toUsing a certain There is no audibleConnects itself Connection problemModem Correctly toIntercontinental Transmission errorsA fax, errors alter Connections areBefore the Modems Connect Though you are Signals but fail toIf your PC reacts as Online, but no callLink. During Data Transfers If your screen displays random or garbage charactersDuring Fax Transmissions If You Are Still Having Problems Page Voice Functions Overview of Voice FunctionsImplementing Voice Functions Application SettingsSpeakerphone Voice ApplicationsInput/Output Source Selection Page Main AT commands Appendix a Technical ReferenceBasic Command Set E0 Echo OFF E1 Modem displays keyboard commands Hn Controls ON/OFF hook Ln Controls speaker volume internals onlyFn Sets online local echo of transmitted data ON/OFF Displays the following informationXn Sets result code displayed. Default is Vn Displays verbal/numeric result codesXn Setting Result CodesFunctions Advanced Command Set Sets Guard Tone Enables/disables data compressionSets Error Control ARQ 1200 bps and higher Sets Transmit DataTD flow controlSets Receive Data RD hardware flow control Writes current configuration to Nvram templatesSets pulse rotary dial make/break ratio Controls Data Set Ready DSR operationsReg Default Function RegistersSets the number of seconds the modem Page Bit Value Result Reg Default Function Reg Default Function Page Bit 4 Bit Result BitValue 128 Reserved Page Page Sportster Winmodem X2/56K Specifications Electrical power Safety CE MarkElectromagnetic Compatibility Page Asynchronous transmission Analog signalsGlossary Baud rateBps BitBits BufferError correction Data modeDigital signals DuplexFlow control Fax modeFallback Local EchoParity ProtocolRemote Echo Synchronous transmission Terminal modeSerial transmission TerminalXON/XOFF Page Limited Warranty Advised of the Possibility of Such Damages Page 024.1388-00