Ositech comm Trumpcard Data/Fax Modem Ln Line Type, Mn Communication Mode, Qn Communication Mode

Page 54

Section Four

&Ln — Line Type

Parameters

0 or 1

Default0

Controls selection of leased line or dial-up line. Although the modem has only a single line connection, the power level is changed when setting leased line operation.

Examples

AT&L0	Dial-up line
AT&L1	Leased line

&Mn — Communication Mode

Parameters 0

DefaultNone

Same as &Q0.

&Pn — Dial Pulse Ratio (disabled for the U.S.)

Parameters

0,1, 2 or 3

Default0

Selects the ratio of the off hook (make) to an on-hook (break) interval used when pulse dialling.

Examples

AT&P0	39%/61% make/break ratio @ 10 pps
AT&P1	33%/67% make/break ratio @ 10 pps
AT&P2	33%/67% make/break ratio @ 20 pps
AT&P3	33%/67% make/break ratio @ 20 pps
&Qn — Communication Mode
Parameters	0, 4 through 6
Default	5

The modem supports three basic communication modes: asynchronous, autosync, and error correction.

4 - 22

Trumpcard 14400/28800 Modem

Image 54

Contents Trumpcard Data/Fax Modem User’s Guide and ReferenceHow To Contact Us CopyrightFTP Preface FCC Notice Regulations Governing the Use of Modems Page Vii Contents Modem Command Reference Page Introduction Features Data ModeFacsimile Mode Cellular ModeUnique Features Industry Standards 22bis32bis MNP 42bisMNP 2, 3, 27terHardware Installation Preparing for InstallationInstalling the Trumpcard Modem Pcmcia Modem Adapter connector is keyed to go in one way Line Interface Module Connection to Telephone Network Basic Modem Operation Before You Begin Enabling The TrumpcardUsing AT Commands Operating the TrumpcardMaking an Outgoing Call Tone or Pulse DiallingRe-Dialling the Last Number Storing a NumberConnection Messages Data Connect 1200TX/75RXFAX CarrierSetting Up for a Non-Error Correcting Connection Ending Your ConnectionSetting up for a Cellular Connection Receiving an Incoming CallModem Configurations for Cellular Operation Cellular Phone Configuration Cellular Call Status Section Four Trumpcard 14400/28800 Modem Modem Command Reference Modem Command Guidelines Modem Command Reference Modem Command Summary +MSModem Command Reference Modem Command Descriptions Re-executeAnswer ATB0 Bn Set ITU-T or Bell ModeDn Dial ATB1ATDS=2 En Command Echo Fn Select Line Modulation 14400 only+Ms Select Line Modulation 28800 only Sub-parameter DefinitionsATH0 Hn Switch-Hook ControlVFC ATH1Identification OlumeMn Speaker Control Nn Automode Detection On Return To The On-Line StateSn Read/Write S Registers Set Pulse Dial as DefaultQn Result Code Display ATQ0Set Tone Dial as Default Vn Result Code FormWn Connect Message Control Xn Extended Result Codes Result Codes Q0, V1, Wn, S95 Carrier Connect Zn Reset Yn Control Long Space DisconnectCn DCD Option Restore Factory Configuration Dn DTR OptionNone Gn Set Guard Tone Jn T elephone Jack SelectionKn DTE/Modem Flow Control Qn Communication Mode Mn Communication ModePn Dial Pulse Ratio disabled for the U.S Ln Line TypeRn RTS/CTS Option Sn DSR OptionTn T est and Diagnostic AT&T7 View Configuration and User ProfilesAT&T6 AT&T8Yn Designate Default User Profile Wn Store User Profile\Gn Modem-to-Modem Flow Control Zn=x Store Phone Number\Bn T ransmit Break \Kn Break ControlAT\K1 AT\K3AT\K5 \Nn Operation Mode Control Cn Compression ControlEn Enable/Disable Line Quality Monitor Report Received Signal LevelReport Line Signal Quality Kn MNP Extended Services Mn T ransmit Level Adjustment for Cellular ConnectionHn Link Negotiation Speed @Mn Initial Cellular Power Level En Compromise EqualizerInit string Event Based Command Init string = NullDefault Register Settings Modem S RegistersModem Register Summary Modem Command Reference S95 Extended Result Codes Register Descriptions S7 Wait For Carrier After Dial S5 Backspace CharacterS6 Wait S8 PauseS11 Dtmf T one Duration S10 Lost Carrier To Hang Up DelayS9 Carrier Detect Response Time S12 Escape Code Guard TimeS25 Delay to DTR S18 Test TimerS24 Sleep Inactivity Timer S30 Inactivity TimerS32 XON Character S33 Xoff CharacterS36 Lapm Failure Control Range Default S37 Desired Telco Line SpeedS38 Delay Before Forced Disconnect S46 Protocol SelectionS48 V .42 Negotiation Action S86 Connection Failure Cause CodeS95 Extended Result Codes Facsimile Commands Class 1 CommandsClass 2 Commands Modem Test Procedures Local Modem Self-Test Local Analog Loopback Local Analog Loopback with Self- Generated Pattern Remote Digital Loopback Remote Digital Loopback with Self- Generated Pattern Local Digital Loopback Testing Modem Memory Product InformationROM Checksum Test