MM-6854 / MM-6864 GSM Dual-Band Data Modem MM-6854 MM-6864 Application Notes
For more information or general enquiries, please call; R. F. Solutions Ltd., Unit 21, Cliffe Industrial Estate, South Street, Lewes, E Sussex, BN8 6JL. England. Tel +44 (0)1273 898 000. Fax +44 (0)1273 480 661. Email : sales@rfsolutions.co.uk http://www.rfsolutions.co.uk RF Solutions is a member of the Low Power Radio Association. Any queries regarding information in this manual, please contact the Technical Services Group Leader at the above address.
MM6854/64 Dual Band GSM Data Modem WARNINGS Internal components containing beryllium oxide are used in the equipment. Dust from this material is a health hazard if inhaled or allowed to come into contact with the skin. Great care must be taken when handling these components. They must not be broken or subjected to excessive heat. Never operate the modem without the correct Maxon antenna, or a suitable artificial load, connected.
MM6854/64 Dual Band GSM Data Modem TABLE OF CONTENTS 1 INTRODUCTION 1.1 1.2 1.3 1.4 1.5 1.6 2 4 Overview How this document is organised What are the MM6854/64 Recommended Procedures Contact Information Summary SPECIFICATIONS 2.1 2.2 3 1 1 1 1 1 1 2 3 Basic Specifications Summary 3 4 SYSTEM APPLICATIONS 5 3.1.1 6 GSM / GPS Application OPERATION 7 4.1 Introduction 4.2 Network Connection 4.2.1 Inserting the SIM card 4.3 Turning on the modem 4.4 V.24 Interface 4.
MM6854/64 Dual Band GSM Data Modem 5.1.30 AT+CBSTs,m,p – Select bearer service type 5.1.31 AT+CEER – Displays why last call was disconnected 5.1.32 AT+CMGD – Delete messages 5.1.33 AT+CMGF – Message format 5.1.34 AT+CMGL – List messages 5.1.35 AT+CMGR – Read messages 5.1.36 AT+CMGS – Send messages 5.1.37 AT+CMGW – Write messages to memory 5.1.38 AT+CMSS – Send messages from storage 5.1.39 AT+CNMI – New Message 5.1.40 AT+CPIN – Enter PIN and query blocks 5.1.
MM6854/64 Dual Band GSM Data Modem 8.1.5 Select the appropriate COM port 8.1.6 Set the location information 8.1.7 Finish Installation 8.1.8 Select Properties 8.1.9 Select Connection 8.1.10 Set Data Bits, Parity and Stop bits 8.1.11 Select Flow Control and Software (XON/XOFF) 8.1.12 RS-232 8.2 Setting up Hyper Terminal 8.2.1 Select Hyper Terminal from Programs Menu 8.2.2 Select Hyper Terminal 8.2.3 Select Properties 8.2.4 Set Port 8.2.5 Port Settings 8.2.6 Properties 8.2.7 ASCII settings 8.
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MM6854/64 Dual Band GSM Data Modem 1 INTRODUCTION 1.1 Overview This document provides Application information for the MM-6854/64 GSM Dual-Band Data Modem and refers to software version 1.07 onwards. This first section provides a brief overview of the products. Further sections go into more detail on the various functions that are available and how they can be applied. 1.2 How this document is organised Section 1 – Brief overview of the modems.
MM6854/64 Dual Band GSM Data Modem 1.6 Summary This section has provided a basic introduction to the products. DS000067 Page 2 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 2 SPECIFICATIONS 2.1 Basic Specifications Performance Specifications Frequency Range RF Output Power Receiver Sensitivity 91/263/EEC ETS 300 342-1 ETSI GSM 0707/05 AT commands plus Extended SMS GSM rec. 7.05 including PDU mode GSM 04.21 transparent data GSM 04.
MM6854/64 Dual Band GSM Data Modem General Specifications Temperature Range Operating Charging (Performance without degradation unless stated) -20 to +60°°C 0 to +40°°C Power Consumption Standby Charging / On-air 25mW 4W max.
MM6854/64 Dual Band GSM Data Modem 3 SYSTEM APPLICATIONS GPS Signal Fleet Management Construction Transportation GPS Signal Anti-Theft Utilities Emergency Services TAXI Refrigerated Trucks Taxis Delivery Vans GPS Signal Courier Companies Vending Machines Surveillance Figure 3-1 - Applications Issue 1.
MM6854/64 Dual Band GSM Data Modem 3.1.1 GSM / GPS Application One example of an application is sending data and GPS information via the GSM Network. GPS Antenna GSM Antenna Terminal GSM Modem Control Unit Mobile Equipment Computer GSM Antenna GSM Modem Host Application Figure 3-2 - GSM / GPS Application DS000067 Page 6 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 4 OPERATION 4.1 Introduction This section covers the simple operation of the modems. It provides the relevant information for the user to get the modem up and running. A +9V to +28VDC power supply will be required, together with a Windows 95 PC, installed with Hyper Terminal, or similar package, a CA8360 power cable, a CA8401 antenna and a CA8361 PC serial cable. 4.2 Network Connection It is necessary to obtain a SIM from your chosen Network Provider.
MM6854/64 Dual Band GSM Data Modem Care should be taken to ensure that the card is correctly fitted and is held in place. This is accomplished by fitting the card (with the gold area facing downwards) underneath the two lugs and then sliding the metal holder over the top of the card to secure it. SIM card inserted here Metal Holder The lid can now be attached and held in place with the two screws. Figure 4-2 - Securing of SIM card 4.
MM6854/64 Dual Band GSM Data Modem 4.6 Confirming Operation On Hyper Terminal, type ATD and press Carriage Return. The telephone will ring. The answer tone will be similar to the one, which you would receive, with a fax machine. 4.7 Summary This section has covered the basic operation of the modem. Issue 1.
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MM6854/64 Dual Band GSM Data Modem 5 AT COMMANDS Command +++ A/ ATA ATD ATDL ATE ATH ATIn ATO0 ATQ ATS0=n ATS1? ATS2 ATS3 ATS4 ATS5 ATS6 ATS7 ATS8 ATS10 ATS12 ATV ATX ATZ AT&C AT&D AT&F AT&V AT&W AT+CBSTs,m,p AT+CEER AT+CMGD AT+CMGF AT+CMGL AT+CMGR AT+CMGS AT+CMGW AT+CMSS AT+CNMI AT+CPIN AT+CR AT+CRC AT+CRLP AT+CSCA AT+CSDH AT+CSMP Issue 1.
MM6854/64 Dual Band GSM Data Modem Command AT+DR AT+DS AT+FCLASS AT+FMI AT+FMM AT+FMR AT+FRH AT+FRM AT+FTH AT+FTM AT+GMI AT+GMM AT+GMR AT+ICF AT+IFC AT+ILRR AT+IPR Function Data compression report Data compression mode Select, read or test service class Report Manufacturer ID Report module ID Report revision Receive HDLC data with carrier Receive data with carrier Transmit HDLC data with carrier Transmit data with carrier Request manufacture ID Request model ID Request revision ID Character framing Local f
MM6854/64 Dual Band GSM Data Modem 5.1.3 ATA – Manually answer an incoming call The modem does not automatically answer an incoming call (Default setting). The ATA command causes the modem to go off-hook when the modem rings: Enter Response ATA The modem will answer the incoming call Notes: None Result codes: None 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.6 ATE – Command Echo This command is used to enable and disable echo. Enter Response ATE0 ATE1 Disable echo. Enable echo. Notes: None Result codes: OK ERROR 5.1.7 ATH – Hang up This command is used for asynchronous transmission only. If the user returns from data mode to command mode after sending an escape sequence (+++) or after disabling the DTR signal with AT&D1 option, the modem can be forced to disconnect by sending the ATH command.
MM6854/64 Dual Band GSM Data Modem 5.1.9 ATO0 – Return to transparent mode (switch from command mode to data mode). If you wish to interrupt the data flow only briefly, you can use the ATO0 command to return your modem to the transparent mode, i.e. the data flows once again. Enter Response ATO0 Notes: None Result codes: OK ERROR 5.1.10 ATQ - Result code suppression This command is used to enable and disable the result code.
MM6854/64 Dual Band GSM Data Modem 5.1.13 ATS2- Escape character Typing ATS2? will display the decimal value of the ASCII character used as the escape character. The default value (43) corresponds to an ASCII <+>. The value 127 disables the escape process. Enter Response ATS2=127 ATS2=43 Disables the escape process. Sets + as the escape character (default). Notes: None Result codes: None 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.18 ATS7 – Wait time for carrier After dialling, this register sets the time that the modem must wait before hanging up if it fails to detect the remote carrier. Time is in seconds. Enter Response ATS7=60 Sets the wait for carrier time to 60 seconds (default). Notes: None. Result codes: None 5.1.19 ATS8 – Wait time before dialling Sets the number of seconds to wait when the comma dial modifier is encountered in the dial string.
MM6854/64 Dual Band GSM Data Modem 5.1.23 ATX – Defines CONNECT results code format This command is used to define the result code for CONNECT. Enter Response ATX0 ATX1 Modem returns only the CONNECT code as soon as a satisfactory connection has been set up. Modem returns only the CONNECT code as soon as a satisfactory connection has been set up. Notes: ATX2, 3 & 4 perform the same function as ATX1. Result codes: None 5.1.24 ATZ – Load user profile This command will load a user-defined profile.
MM6854/64 Dual Band GSM Data Modem 5.1.27 AT&F – Restore default configuration This will force the modem to load the default configuration. Enter Response Notes: None. Result codes: OK ERROR 5.1.28 AT&V – Display current configuration The modem will display the current configuration. Enter Response Notes: None. Result codes: OK ERROR 5.1.29 AT&W – Save current configuration This command will allow you to save the current configuration. Enter Issue 1.0 03/00 Response Notes: None.
MM6854/64 Dual Band GSM Data Modem 5.1.30 AT+CBSTs,m,p – Select bearer service type Selects the bearer service to be used when data calls are originated. S 0 1 2 3 4 5 6 7 Speed Not supported 300bps / V.21 1200bps / V.21 1200/75bps / V.21 2400bps / V.22 bis 2400bps / V.26 ter 4800bps / V.32 9600bps / V.32 65 66 68 70 71 M 0 P 0 1 Enter 300bps / V.110 300bps / V.110 2400bps / V.110 4800bps / V.110 9600bps / V.
MM6854/64 Dual Band GSM Data Modem 5.1.33 AT+CMGF – Message format This command allows you to define the input and output format of the short message. Enter Response AT+CMGF=0 Set to PDU mode, a complete SMS message including all header information is passed as a binary string. Set to text mode, all commands and responses are in ASCII characters. Displays all supported values. Notes: None. Result codes: OK ERROR Message service failure result codes. AT+CMGF=1 AT+CMGF=? 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.35 AT+CMGR – Read messages This command is used to read SMS messages. Enter AT+CMGR=, Where Response Integer indicating the location of the SMS to be read. TP user data GSM 03.40 Notes: None. Result codes: OK ERROR Message service failure result codes. 5.1.36 AT+CMGS – Send messages This command is used to send SMS messages.
MM6854/64 Dual Band GSM Data Modem 5.1.37 AT+CMGW – Write messages to memory This command is used to store a SMS message into the memory. Enter In text mode: AT+CMGW=CtrlZ/esc In PDU mode: AT+CMGW=< pdu is given>CtrlZ/esc Where Response TP – Destination Address. Address value field in string format GSM 03.40. Number of characters in text mode, or length of binary string in PDU mode. Notes: Esc quits without sending.
MM6854/64 Dual Band GSM Data Modem 5.1.39 AT+CNMI – New Message This command allows you to determine how the modem shall notify the user when a SMS message is received from the network operator. Enter Response AT+CNMI=,,, Set message indication mode. AT+CNMI? Display current values +CNMI,,,, AT+CNMI=? Display list of supported values. +CNMI,,,, Where Buffer unsolicited result code modem.
MM6854/64 Dual Band GSM Data Modem 5.1.40 AT+CPIN – Enter PIN and query blocks This command is used to validate the PIN code, or to validate the PUK code. Enter Response AT+CPIN? Displays the current status of the PIN code. AT+CPIN=, If PUK code is required. New_pin will be the new pin code for the SIM card. Enter the PIN code for the SIM card.
MM6854/64 Dual Band GSM Data Modem 5.1.43 AT+CRLP – Radio Link Protocol parameters This command lets you change parameters for the radio link protocol, used only for NON-transparent data transmission. Enter Response AT+CRLP=,,,,, AT+CRLP? Displays the current settings. AT+CRLP=? Displays the supported settings. Notes: None Result codes: OK ERROR 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.46 AT+CSMP – Set text mode parameters This command is used to select additional values, when a SMS is sent to the network, or placed in storage, when text format. Enter Response AT+CSMP=, Where Where +CSMP, The first octet of SMS-SUBMIT of GSM03.40 Validity period of the message in integer format. Notes: None Result codes: OK ERROR Message service failure result codes 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.48 AT+DS – Data compression mode This command is used to determine the possible data compression mode between the modem and the compression negotiation with the remote modem after call set-up.
MM6854/64 Dual Band GSM Data Modem 5.1.51 AT+FMM – Report module ID This command provides the name of the module. Enter Response Notes: None Result codes: OK ERROR 5.1.52 AT+FMR – Report revision This command provides the version of the module and the software creation date. Enter Response Notes: None Result codes: OK ERROR 5.1.53 AT+FRH – Receive HDLC data with carrier Receive data with HDLC Framing. +FRH=n causes the modem to transmit data using HDLC protocol and the modulation defined below.
MM6854/64 Dual Band GSM Data Modem 5.1.55 AT+FTH – Transmit HDLC data with carrier Transmit data with HDLC Framing. +FTH=n causes the modem to receive data using HDLC protocol and the modulation defined below. An ERROR response code results if this command is issued while the modem is on-hook. Enter Response AT+FTH= Where 3 V.21 AT+FTH=? 300bps Displays supported values Notes: None Result codes: OK ERROR 5.1.56 AT+FTM – Transmit data with carrier Transmit data.
MM6854/64 Dual Band GSM Data Modem 5.1.59 AT+GMR – Request revision ID Enter Response Notes: None Result codes: OK ERROR 5.1.60 AT+ICF – Character framing This command is used to determine the start-stop (asynchronous) character framing that the modem shall use.
MM6854/64 Dual Band GSM Data Modem 5.1.61 AT+IFC – Local flow control This command is used to control the operation of local flow control between the modem and equipment interfacing the modem. Enter Response AT+IFC=, Where 1 2 3 4 None Xon/Xoff local RTS Xon/Xoff global Where 0 1 2 None Xon/Xoff local CTS AT+IFC? Displays the selected values AT+IFC=? Displays the supported values Notes: None Result codes: OK ERROR 5.1.
MM6854/64 Dual Band GSM Data Modem 5.1.64 CME ERROR 0 3 4 10 11 12 13 16 26 30 Phone failure Operation not allowed Operation not supported SIM not inserted SIM PIN required SIM PUK required SIM failure Incorrect password Dial string too long No network service 5.1.65 CMS ERROR 0 – 127 128 – 255 300 301 302 303 304 305 310 311 312 313 314 315 320 321 322 330 331 332 500 Issue 1.0 03/00 GSM 04.11 values GSM 03.
MM6854/64 Dual Band GSM Data Modem 5.1.
MM6854/64 Dual Band GSM Data Modem 5.2 Summary This section has listed all of the AT commands, which are used by the modem. Issue 1.
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MM6854/64 Dual Band GSM Data Modem 6 DEBUGGING & INDICATOR LIGHTS The modem has a built-in indicator, which can show Red, Green or Yellow and flashes at different speeds according to the status of the modem and battery. RED: GREEN: YELLOW: Not connected to the network, or low battery. Connected to the network. Battery discharging. Note: In order to extend the battery life, the modem will discharge the battery once a month and then recharge it to full capacity.
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MM6854/64 Dual Band GSM Data Modem 7 INSTALLATION 7.1 Introduction This is an area, which is often overlooked and is, in fact, very important. Cost and corner cutting are frequently observed in installations and, consequently, reliability suffers and problems are seen. We can only offer a few suggestions in this document, however, expert help is available from a number of experienced installation companies. Knowledge of the vehicle in which the equipment is being installed is invaluable. 7.
MM6854/64 Dual Band GSM Data Modem 7.5 Cabling Maxon provides a variety of accessories (see Section 8.4) which we recommend are used to interface to the data modem. The CA8360 interfaces the power and DTR line to the modem. The CA8361 interfaces the RS-232 connection to the modem. Alternative, custom made, cables can be produced to customer’s requirements for volume orders. Please contact Maxon for further details.
MM6854/64 Dual Band GSM Data Modem 7.7 Connections 7.7.1 9 pin D-type (RS-232 Interface) Pin 1 2 3 4 5 6 7 8 9 Function DCD TXD RXD DTR GND DSR RTS CTS RI Table 7-1 - 9 pin D-type socket connections 7.7.2 25 pin D-type Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Function GND Software update supply 5.2 to 7.2V Software update programming voltage 0 – 5.
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MM6854/64 Dual Band GSM Data Modem 8 APPENDICES 8.1 Setting up Windows Modem interface Follow these step-by-step instructions to set up the Windows Modem interface for use with TAPI interface software (such as WinFax Pro). 8.1.1 Open up the Control Panel 8.1.2 Double click on the modem icon Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.1.3 Highlight the don’t detect my modem box 8.1.4 Select the standard 19200 modem DS000067 Page 44 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.1.5 Select the appropriate COM port 8.1.6 Set the location information Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.1.7 Finish Installation 8.1.8 Select Properties DS000067 Page 46 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.1.9 Select Connection 8.1.10 Set Data Bits, Parity and Stop bits Select Advanced Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.1.11 Select Flow Control and Software (XON/XOFF) Note: Some applications do not use Software Flow Control, therefore set flow control to Hardware. In whichever case, the hardware or the software must provide flow control otherwise data will be lost. 8.1.12 RS-232 In order to turn on the modem, Pin 4 (DTR) must be pulled high. This pin will normally be high on a PC COM port when the COM port is available. DS000067 Page 48 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.2 Setting up Hyper Terminal Hyper Terminal is a very simple terminal package which can be used to send simple commands to / from the modem. 8.2.1 Select Hyper Terminal from Programs Menu Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.2.2 Select Hyper Terminal Double click to open Hyper Terminal. 8.2.3 Select Properties DS000067 Page 50 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.2.4 Set Port 8.2.5 Port Settings Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.2.6 Properties Set Beep, if required. 8.2.7 ASCII settings Append line feeds, send line ends and wrap lines, if required. DS000067 Page 52 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.3 Setting up Win Fax Pro The following section illustrates how to set up Win Fax Pro. Other Fax software is available and this section should not be taken as an endorsement of Win Fax Pro. 8.3.1 Communication Setup Ensure that the computer modem settings are set to 19200,8,n,1, see Sections 10.1.9 and 10.1.10. 8.3.2 Win Fax Pro Setup With Win Fax Pro Installed, setup the modem as follows: Under Program Setup, select Properties Issue 1.
MM6854/64 Dual Band GSM Data Modem Check Modem is Standard 19200, if not, go to 10.1.4. Select Properties Check that the following setting are made: DS000067 Page 54 RF Solutions Ltd Issue 1.
MM6854/64 Dual Band GSM Data Modem 8.4 Accessories Description of Accessory Maxon Part Number 5 metre Power Lead CA8360 9 way D-type Male to Female RS-232 Interface Lead CA8361 Dual-band GSM Antenna for in-vehicle mounting CA8401 12V 1 Amp Mains Power Supply fitted with Euro connector CA6823 Euro Connector to UK adapter ME440014 Issue 1.
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MM6854/64 Dual Band GSM Data Modem 9 GLOSSARY Abbreviation Meaning AT Hayes AT modem serial command set commonly used for land line modems Command Interpreter. Data Terminal Equipment Data Terminal Ready Global Positioning System Global System Mobile Input / Output Light Emitting Diode Subscriber Identity Module Short Message Service Short Message Service Centre CI DTE DTR GPS GSM I/O LED SIM SMS SMSC Issue 1.
