Standard AT Result Codes &Q1 | Multi-Tech Systems MT2834MR6 manual

Appendix

LAP-M Reliable Mode. If the modem connects using LAP-M error correction, the word LAPM or letter L is added to the CONNECT responses as follows:

1L CONNECT LAPM

5L CONNECT 1200 LAPM

9L CONNECT 2400 LAPM

10L CONNECT 4800 LAPM

12L CONNECT 9600 LAPM

13L CONNECT 14400 LAPM

19L CONNECT 19200 LAPM

21L CONNECT 21600 LAPM

24L CONNECT 24000 LAPM

26L CONNECT 26400 LAPM

28L CONNECT 28800 LAPM

31L CONNECT 31200 LAPM

33L CONNECT 33600 LAPM

Data Compression. If the modem connects using data compression, the word COMPRESSED or the letter C is added to the CONNECT responses.

Standard AT Result Codes (&Q1)

If standard AT command set responses are selected by the &Q command, the following result codes change:

9		Not used.
10	CONNECT 2400	Modem has detected carrier at 2400 bps and gone online.

95

Image 95

Multi-Tech Systems MT2834MR6 manual Standard AT Result Codes &Q1

Contents

User Guide Trademarks Revision Date Description Contents Registers Warranty & Service Index 116 Introduction Manual Organization Introduction Description FCC Regulations for Telephone Line Interconnection FCC Fax Update Canadian Limitations Notice Technical Specifications Fax Carrier DiagnosticsBell 103/113 300 bps Power Supply Data Rate bps LED State Modem LED IndicatorsBusy Switch Speed Safety Warnings 10 MT2834MR6 Installation Notes Dialing and Answering Dial-Up Handshaking Details Dial-Up Automatic Answering Call Termination AT Commands Modes of Operation Working with AT Commands Command Editing Command Structure AT Commands Serial port baud rate Baud adjustFlow control disabled Modem baud rate Go back online Force answer modeAlternate out-of-band escape sequence Escape sequence selection = phone number Dialing CommandsDefault none Dial Pulse or Tone Dialing Dial Modifier CommandsDefault P Default R0 Or 4 through 255 seconds International models ATDT1028806127853500 $123456789 NdNe Number Linking = 0 or = 1 or Default none Phone Number Memory Commands P9,T14089876543 T14082345678 = 0, 8, or Configuration Storage and Recall CommandsDefault &W1 Default &F8 AT&F9&W0 AT&W1 defaultATZ AT&F8&W0 Modem Response Result Code Commands Result Codes and Call Progress Selection DefaultDefault &A0 DCn AT Command Control = 0 or Default %DC0 Online Connection Commands#An Auto Speed Detection Default #A0 Default B0 #Fn Fallback Modes = 0, 1, or Default #F2 CDn Cleardown at Disconnect = 0 or Default &CD0DTn Dtmf Detection = 0 or Default DT0 G2 U.K. models only Default &G0 models outside U.KDefault *H0 Default &P0 Models outside U.K Issued #T0 disables TCM#T1 enables TCM Default Y0 V.34 Commands Default &R1 RS-232 Interface CommandsDefault &C1 Default &D2 S1 allows DSR to act normally, that is, to follow CD Default &S1Go high again S0 forces DSR high #Ln Error Correction Modes Default #L0 Error Correction and Data Compression CommandsDefault &E1 Default &E15 $Rn Retransmit Count = 0 or Default $R0 $En Error Correction at 300 bps = 0 or Default $E0$An Autoreliable Buffering = 0 or Default $A0 Speed Conversion Commands $SB2400 $SBn Serial Port Baud Rate = speed Default $SB57600$SB300 $SB1200 Immediate Action Commands Rate Renegotiation Flow Control Disable Flow Control CommandsBSn Maximum Reliable Block Size = 0 or Default &BS1 $EBn Asynchronous Word Length = 0 or Default $EB0 Default &E10 Default &E6Default &E8 Non-Error Correction Mode Flow Control = 12 or Default &E13#Xn Number of Xoff Characters Sent = 0 or Default #X0 Pacing Computer-Initiated Flow Control Escape Sequences Atcr Remote Configuration Escape Sequence Remote Configuration Commands Line Probe Commands Diagnostic Commands Registers Registers Return Character Default 13 MDefault 10 J Default 8 H Range 1-255 U.S.A Time for Carrier Abort TimerDefault 45 North America and International Unit 1 second Maximum S11 value is 255 ms 255 units Registers Registers Examples of Reading Values Reading and Assigning S-Register ValuesExamples of Assigning Values AT Commands Affecting S-Registers Error Correction, Data Compression & Speed Conversion Error Correction, Data Compression, and Speed Conversion How V.42 Detects and Corrects Errors MNP Classes Data Compression 3 #L2 Command V.42 Mode Select Command #L1 #L0 Command 2 #L1 Command Modes of Operation Non-Error Correction Mode &E0Reliable Mode &E2 Autoreliable Mode &E1 Flow control and pacing Flow Control Hardware Flow Control &E4 Modem-Initiated Flow Control1 XON/XOFF Flow Control &E5 Hewlett Packard ENQ/ACK Pacing &E9 Non-Error Correction Mode Flow Control &E10 and &E11Pacing &E13 1 XON/XOFF Pass-Through &E7 10.3 XON/XOFF Pass-Through 10.1 V.42 Error Correction ModesNon-Error Correction Mode Flow Control Modem-Initiated Flow Control Speed Conversion MNP Error CorrectionLAP-M Error Correction Result Codes Modem Baud Rate $MB Baud Adjust $BA Serial Port Baud Rate $SB Autoreliable Fallback Character $F Related CommandsAutoreliable Buffering $A Maximum Block Size &BS Retransmit Count $R 13.5 V.42 Error Correction at 300 bps $ESummary Testing & Troubleshooting Testing and Troubleshooting Local Analog Loopback Test V.54 Loop Test Procedure Remote digital loopback test Remote Digital Loopback Test V.54 Loop Local digital loopback test Local Digital Loopback Test V.54 Loop Warranty & Service 2 U.S. and Canadian Customers Multi-Tech Systems, Inc. Warranty & Repairs PoliciesWarranty International Distributors International Customers outside U.S.A. and Canada Repairs Repair Procedures for U.S. and Canadian CustomersRepair Procedures for International Customers Country Telephone Technical SupportInternet Site Appendices Appendix a Ascii Conversion Chart Dial Pulses Appendix B Figure B-2. Standard Dtmf frequencies Tone Dial Frequencies Result Code Summary Appendix C Standard AT Result Codes &Q1 Register Summary Register Unit Range Default DescriptionAppendix D S34 Appendix E AT Command SummaryCommand Values Description CDn 100 101 102 103 104 105 Appendix F RS-232C Interface SpecificationsSignal Information Negative Positive Transmitted Data TD Pin 2 To modem Functional Description of the RS-232C Signals Test Voltage +V Pin From modem External Transmit Clock XTC Pin To modem Appendix G Cable and Connector Diagrams Introduction to MultiTech Escape Methods Appendix H Escape Method 1 +++ATCR How to Select an Escape Method Aborting an Escape Sequence Registers and Escape Sequence Setup Introduction to Remote ConfigurationBasic Procedure Changing the Remote Escape Character Changing the Passwords Index Index 118 119 120 121 122 S000326A