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Davicom DM562P Operation Manual

Integrated data/fax/voice/speakerphone modem
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Connectivity
Beyond Limits
DAVICOM Semiconductor, Inc.
DM562P
Integrated Data/Fax/Voice/Speakerphone Modem
Operation Manual &
AT Command Set
Version: DM562P-MA-P01
August 20, 2002

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Summary of Contents for Davicom DM562P

  • Page 1 Connectivity Beyond Limits DAVICOM Semiconductor, Inc. DM562P Integrated Data/Fax/Voice/Speakerphone Modem Operation Manual & AT Command Set Version: DM562P-MA-P01 August 20, 2002...

  • Page 2: Table Of Contents

    Result Code Part II: Fax Command Fax Class 1 Command Part III: Voice Command Voice Command Shielded Command Part IV: S Registers ■ Status Register Summary Chapter 4: Troubleshooting ■ Software Settings ■ Troubleshooting Procedures Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 3: Fcc Regulations

    Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 4 This equipment may not be used on coin service equipment from the network until the problem has telephones provided by the telephone company. Connection to party lines is subject to state tariffs. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 5: Chapter 1: Introduction

    14,400 bits per second fax modem with 115,200 bits per second data rate to and from your computer. This manual explains how to set up and install the Modem and operates the modem using the AT command set. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 6: Modem

    "LINE" jack on the handled by your computer, without lose any of data. bracket of the modem, and the other end of phone cord to the phone jack in the wall. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 7: Initialization String Set-Up

    To check whether your computer and modem are communicating properly, either enter "AT" and carriage return. The modem should respond by displaying the letters "OK" one the computer screen. If the modem does not respond or if the software Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 8: Chapter 3: At Commands And S Registers

    If the carrier signal is lost or satisfactory for the needs of most users. The default intentionally dropped the connection, the modem hangs profile can be reload into active profile by entering AT&F. up and re-enters the command state. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 9 "+++", which cause modem goes into on-line command state. There are 40 characters length limitation post on every single command line. Any command line exceeds this limitation will result an ERROR result. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 10: At Command Set

    Disable V.34 when AT*N1 - AT*N6. ASCII character '+' is decimal 43. You can Enable V.34. change register S2 to any value from 0 to 255. Enable V.34 aggressive connection Values greater than 127 disable the escape Enable V.90 Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 11 Modem hangs up, returns to the Command Configuration Profile Display Selection. &V Mode, and prepares for asynchronous operation following an ON-to-OFF Data Active Configuration Profile Store Selection. &Wn Terminal Ready transition. &W0* Stores active configuration profile in configuration profile 0. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 12 Selects connect speed V.90 48000bps \A3* Selected 256-character maximum block size. *N31 Selects connect speed V.90 49333bps *N32 Selects connect speed V.90 50666bps Set Line Break. *N33 Selects connect speed V.90 52000bps *N34 Selects connect speed V.90 53333bps Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 13 Selects RTS\CTS hardware flow control. Set Inactive Timer. Set inactivity timer to n minutes (n = 0 to 90). Default = 0. V42/MNP Extended Response Selection. Disables V42/MNP extended responses. \V1* Enables V42/MNP extended responses. XON\XOFF Pass-through Selection. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 14 CONNECT 32000 x x x x CONNECT 33333 x x x x CONNECT 34666 x x x x CONNECT 36000 x x x x CONNECT 37333 x x x x Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 15: Part Ii: Fax Command

    +FTH=145 V.17 ter 14400bps long +FTH=146 V.17 ter 14400bps short Transmit data using the modulation +FTM=n defined below. An ERROR response code results if this command is issued while the modem is on-hook. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 16 NO CARRIER The selected carrier is not being received. Possible causes include – loss of carrier within default or DTE specified time-out, time-out associated with the absence of selected carrier, or character abort. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 17: Voice Command

    -0db Silence Detection Enable/Disable #VSS #TL=6 +6db #TL=7 +12db Play DTMF/Tone String. #TL=8 +18db, high volume #VTS #VTS=m,n,o Send Beep Tone for 1 sec Query Buffer Size. (Response 20) #VBQ? m,n,o are dummy parameters Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 18 When Voice transmission by DTE can CONNECT begin. Voice mode Shielded codes DTMF digits 0 through 9 <DLE>0-9 DTMF digits *, # <DLE>*,# DTMF A through D <DLE>A-D <DLE>a Answer Tone detected,V.35/T30 2100Hz answer tone is detected. Preliminary Version: DM562P-MA-P01 July 12, 2000...

  • Page 19: Part Iv: S Registers

    1.4 seconds, although you can change it between 33 and 126. from 1 to 255. You may want to set this value higher if you have a noisy telephone line that might interfere with Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 20 5 = 0 Use touch-tone dialing method (T) – default. 7 = 0 Long space disconnect turned off (Y0) – default. 1 Use pulse dialing method (P). Long space disconnect turned on (Y1). 6 = x Undefined Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 21 #CLS=0 and #BDR=0. Use 1800 HZ guard tone (&G2). Register S36: V.42 negotiation fallback. Register S36 defines the type of connection attempted by the modem and the action to take if the attempt fails: Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 22 Data not being processed by each modem at time of break is discarded. In sequence break signaling as data is sent and received. Data integrity is maintained both ahead of and after the break. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 23 The modem does not answer incoming calls If there is warning message shown up, check the automatically. COM address and IRQ settings of the application software are the same as those for modem or not. Preliminary Version: DM562P-MA-P01 July 12, 2000...
  • Page 24 But do not call your dealer before you try first. The customer services personnel will ask you for the detailed information. The more information you provide the better chance your problem can be s olved. Preliminary Version: DM562P-MA-P01 July 12, 2000...

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