Digicom Pocket GSM Bedienungsanleitung

http://www.digic om.it DUAL-BAND MODEM  Dual-Band EGSM900/DCS1800  Data Transmission up to 9.6Kbps V.32 and V.110  SMS support PDU and Text mode  Voice and Fax support  Flash Upgradable User’s Guide rev. 3.1 12/2004 POCKET GSM[...]

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I PocketGSM Index INDEX PREF ACE II ENVIRONMENT AL CONDITIONS II CLEANING THE TERMINAL II VIBRA TIONS OR DROPPING II DECLARA TION CE OF CONFORMITY II 1. INTRODUCTION 1.1 1.1. TECHNICAL FEA TURES 1.1 1.2. W ARNINGS 1.1 2. INST ALLA TION 2.1 2.1. PIN-OUT CONNECTOR 2.1 2.2. SIM CARD 2.2 2.3. CONNECTION TO THE EXTERNAL ANTENNA 2.2 2.4. POWER SUPPL Y 2.[...]

II PREFACE All rights reserved; no part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, otherwise, without the prior written permission of Digicom S.p.A. The following installation rules should be respected in order to have the best working order of the equipment and for t[...]

PocketGSM Introduction 1.1 1. INTRODUCTION Congratulation on choosing digicom PocketGSM. Pocket GSM is a GSM Dual-Band modem (EGSM900/DCS1800) , perfect for DA T A, SMS, F AX and VOICE applications. It has been designed to operate on any digital GSM network both directly and in roaming. PocketGSM is compliant with GSM Class 4 (900Mhz) and Class 1 ([...]

PocketGSM Introduction 1.2 PocketGSM is a low power radio transmitter and receiver . When it is ON, it sends receives radio frequency (RF) signals. PocketGSM produces magnetic fields. Do not place it next to magnetic support such as floppy disks, tapes, et. . Operating your modem close to other electrical equipment such as television, phone, radios[...]

PocketGSM Installation 2.1 2. INST ALLA TION The GSM modem installation must be carried out between a range of temperature indicated in the manual. Attention: the power suppl y v oltage must not exceed the indicated maxim um value as this ma y cause a damage of the product. 2.1. PIN-OUT CONNECTOR Connect the serial port of your device to PocketGSM [...]

PocketGSM Installation 2.2 2.2. SIM CARD Plug-in SIM are supported by PocketGSM. To prevent damaging or losing information avoid touching the sim gold area. Attention: Check with y our GSM provider if y our SIM is enable f or data and fax traffic, if not ask him f or this service, he will give y ou other two numbers (one f or data calls and the oth[...]

PocketGSM Installation 2.3 Y ou can check the signal:  Using a cellular phone Inser t the SIM of the P oc ketGSM in a cellular phone and check the quality of the signal.  Through the Led ST A TUS Pow er on the modem and verify the ST A TUS Led. If it is red blinking, it means the modem is recognized by the GSM network. In this wa y you can ch[...]

PocketGSM Installation 2.4 2.4. POWER SUPPL Y The inputs, outputs and power supply use a Minifit 12 pin connector: Frontal view PIN Description 1 OUTPUT 2 (Open Collector) (GPO2) 2 OUTPUT 1 (Open Collector) (GPO1) 3 DIGIT AL INPUT 4 (GPIO5) 4 DIGIT AL INPUT 3 (GPIO4) 5 DIGIT AL INPUT 2 (GPIO0) 6 DIGIT AL INPUT 1 (GPI3) 7 N.C. 8 N.C. 9 Power supply [...]

PocketGSM Installation 2.5 2.5. LED INDICA TORS Through two led indicators you can control the status of Pocket GSM: LED ST A TUS DESCRIPTION POWER OFF No power supply ON Power supply on ST A TUS OFF No power supply ON PocketGSM is in one of the following status: - network search mode; - SIM card not present; - PIN not inserted; - emergency mode. S[...]

PocketGSM Installation 2.6 2.6. CONNECTOR FOR THE VOICE MANAGEMENT For the voice functionality , Pocket GSM is equipped with a double ended audio interface on RJ6 female connector with the same Pin-out of a standard telephone handset The interface can be connected both to a handset or to a loud speaking telephone. VOICE connector Pin-Out (RJ6) 1 Mi[...]

PocketGSM Functional Examples 3.1 3. FUNCTIONAL EXAMPLES Pocket GSM can be programmed through a set of A T commands for the execution of all its functionalities. If you are using a PocketGSM/GPRS, information for the GPRS functionality are present in “A T Commands” chapter . It is present in the user’s manual on Digicom web site. Here the des[...]

PocketGSM Functional Examples 3.2 A) PIN MANAGEMENT Due to security reasons, usually SIM cards require the insertion of PIN code. With Pocket GSM you can insert the PIN code through the A T+CPIN command. If your application has other security systems, you can disable the PIN request using a mobile phone. Examples: Command: A T+CPIN? (V erify the SI[...]

PocketGSM Functional Examples 3.3 B) POCKET GSM READY T O WORK PocketGSM can work only after it has been detected by the network and with a good GSM signal. T o verify PocketGSM is ready to manage calls and SMS, follow these commands: Command: A T+CPIN? Answ er: +CPIN: READ Y (SIM is ready) Command: A T+CREG? Answ er: +CREG: 0,1 (GSM modem is regis[...]

PocketGSM Functional Examples 3.4 C) SERIAL CABLE NOT COMPLETED In case your application (eg. PLC) supports only TD and RD signals (T rasmission and Reception), it is however possible to connect it to the PocketGSM. In this case you will use a non-completed serial cable; for this reason it is important to configure PocketGSM so that it ignores the [...]

PocketGSM Functional Examples 3.5 Attention: chec k with your telephone operator if y our SIM is enabled for D A T A and eventually for F AX. In fact most SIMs are enabled for V oice(call and reception) while for D A T A and F AX only the call is enabled. To enab le the reception of D A T A and F AX traffic it is necessar y to ask the telephone ope[...]

PocketGSM Functional Examples 3.6 1) Reading and Setup of the Services Center To activate the SMS management, you must insert the identifier number of the Services Center for your GSM operator . In the most recent SIM cards, the identifier is already present in memory: to verify you can use a mobile phone or , with Pocket GSM, you can act as follow[...]

PocketGSM Functional Examples 3.7 Te xt: First SMS message with P ock et GSM<ctrl z> Answ er: +CMGS: <sms index> OK After you digit yuor message, press <ctrl z> (Hex =1A). In this example the message “First SMS message with Pocket GSM” is sent to number +393217654321. Attention In case of error after y ou send the SMS, c hec k[...]

PocketGSM Functional Examples 3.8 Through the A T+CNMI command it is possible to program the PocketGSM so as it sends immediately the received message to the DTE (eg. PC): Command: A T+CNMI=2,2 Answer: OK With this configuration PocketGSM sends immediately the message to the DTE, when it receives it from the network: +CMT : "+393217654321"[...]

PocketGSM AT Commands 4.1 4. A T COMMANDS PocketGSM supports a complete A T commands set to configure and test the modem and all its functionalities. These commands are based on the following recommandations:  ETSI GSM 07.07 : Digital cellular telecommunications system (Phase 2); A T command set for GSM Mobile Equipment (ME);  ETSI GSM 07.05 [...]

PocketGSM AT Commands 4.2 (A TV0) , then the answer will not have the prefix <CR><LF> and will be ended with the <CR> character .  To disable the answer messages use A TQ1 command.  If the syntax of the command is wrong, the modem sends the answer ERROR  If the syntax of the command is correct but some incorrect parameter[...]

PocketGSM AT Commands 4.3 Command Possible ans wers Action A TD<str> CONNECT D A T A / F AX conne ction is estab lished OK V OICE connection is established BUSY Remote device b usy NO ANSWER No answ er from the called number NO CARRIER F ailed or refused call <str> Description Examples Numbers 0...9 National call A TD0123456789 + Intern[...]

PocketGSM AT Commands 4.4 AT O Back to On-Line mode If you have to interrupt the data flow temporarily to verify the modem status or some registers without disconnecting, you can use the “+++” escape sequence. Then send the A T0 command to return to data mode. Command Possible ans wers Action AT O CONNECT Back to On-Line mode AT Q Answer messag[...]

PocketGSM AT Commands 4.5 AT Z Load user profile This command will load a user profile previously saved with the AT&W command. Command Possible ans wers Action AT ZO K Loads the user profile A T%D Automatic dialing with DTR (C108) This command allows to activate a DA T A or VOICE autocall to the number stored in the first location of the SIM ph[...]

PocketGSM AT Commands 4.6 A T&D Data T erminal Ready (C108) This command defines the management of the DTR (C108) on the modem serial port. The DTR comes from the DTE (e.g. PC) to the modem, for this reason the criterion can be present or absent. If absent, the modem must be configured to ignore the criterion (A T&D0). If present, the modem[...]

PocketGSM AT Commands 4.7 Command Possible responses Action A T&S0 OK Data Set Ready alwa ys ON A T&S1 OK Data Set Ready is controlled and f ollo ws the connection status Default: A T&S1 A T&V Display configuration Command Possible ans wers Action A T&V0 OK Displa ys the current configuration A T&V1 OK Displa ys the stored c[...]

PocketGSM AT Commands 4.8 A T+CGMM Model identification Command Possible ans wers Action A T+CGMM MUL TIBAND 900E 1800 Device identification OK A T+CGMR Modem firmware release Command Possible ans wers Action A T+CGMR 432a09gm.2D Modem firmware release OK A T+CGSN Product Serial Number (IMEI) Command Possible ans wers Action A T+CGSN 01234567890123[...]

PocketGSM AT Commands 4.9 Command Possible ans wers Action A T+IPR=<speed> OK / ERROR Set the interf ace rate A T+IPR? +IPR: 9600 Shows the current speed A T+IPR=? +IPR: (0,2400,…) Shows the a vailab le speeds Default: A T+IPR=9600 (the P ock etGSM/GPRS A T+IPR=115200) <speed> Description 0A utobaud enabled: the modem automatically de[...]

PocketGSM AT Commands 4.10 <parity> P arity Format 0 Odd 1E v e n 2M a r k 3 Space 4 None Examples A T+ICF=3,4 Data: 8bit; Parity: None; Stop: 1bit A T+ICF=5,0 Data: 7bit; Parity: Odd; Stop: 1bit A T+ICF=5,1 Data: 7bit; Parity: Even; Stop: 1bit A T+IFC Flow control This command is used to set the flow control to be used. For further informati[...]

PocketGSM AT Commands 4.11 4.2.2. 07.07 GSM COMMANDS A T+CBST Line Speed Setting This command is used to select the line speed and the protocol for the DA T A calls. If Multistandard is selected:  when transmitting, the modem sets with the maximum speed available on the GSM network (for Italy V .32 9600 bit/s)  when receiving the modem recogn[...]

PocketGSM AT Commands 4.12 A T+CEER Extended error report This command gives a report with the cause of the last disconnection. (See Appendix A for the error codes). Command Possible ans wers Action A T+CEER +CEER: Error <err> Cause of last disconnection OK A T+CFUN Modem Restart The A T+CFUN=1 command is used for a software reset of the mode[...]

PocketGSM AT Commands 4.13 <n> CLIP Service status in the network (reading only) 0 CLIP Service not available 1 CLIP Service available 2 Service Status: Unknown (no network…) A T+CLIR Calling Line Identification restriction (CLI) This command allows to hide the Calling Line Identification to the remote device. Note: Independently fr om the [...]

PocketGSM AT Commands 4.14 Command Possible ans wers Action A T+CMEE=0 OK Repor t disabled A T+CMEE=1 OK Repor t enabled A T+CMEE? +CMEE: 0 Shows the current settings Default: A T+CMEE=0 A T+COPS Operator selection PocketGSM can automatically detect the GSM operator both directly and in roaming. With this command you can check the current provider [...]

PocketGSM AT Commands 4.15 A T+CPIN Enter PIN code This command is used to enter the PIN and PUK codes. If the SIM card, used with Pocket GSM, has the PIN code enabled, it will be necessary to insert it each time you turn the modem on, to permit the registration to the GSM network. The PIN and the PUK code management can be carried out with any mob[...]

PocketGSM AT Commands 4.16 A T+CRC Cellular Result Code This command enables the report +CRING: <type>, instead of the traditional RING message. Command Possible ans wers Action A T+CRC=0 OK Report disabled A T+CRC=1 OK Report enabled A T+CRC? +CRC: 0 Shows current settings Default: A T+CRC=0 A T+CREG GSM Network registration This command ena[...]

PocketGSM AT Commands 4.17 <lac> Location Area Code in hexadecimal format (e.g. “00C3” is the same as “195” in decimal) <ci> Cell ID in hexadecimal format A T+CSQ GSM Signal Quality This command is used to control the GSM quality signal. For further information on A T+CSQ command, see the chapter “Functional Examples”. Comma[...]

PocketGSM AT Commands 4.18 4.2.3. PHONEBOOK COMMANDS A T+CPBS Select Phonebook This command selects the memory to be used for the phonebook. Command Possible ans wers Action A T+CPBS=<”storage”> OK / ERROR Select the current phonebook memory A T+CPBS? +CPBS: <“storage”>,<used>, and the availab le memory <total> Defau[...]

PocketGSM AT Commands 4.19 <index> Location where to save the telephone number <”number”> telephone number <type> 145 if <”number”> includes the “+” character in the international prefix 129 if <”number”> does not include the “+” character in the international prefix Note: this parameter can be omit[...]

PocketGSM AT Commands 4.20 A T+CPBF Search for a telephone number (knowing the stored text) This command is used to find a telephone number inside the phonebook, knowing the associated identifier (e.g. starting with D…). Command Possible ans wers Action A T+CPBF=<”text”> +CPBF: Displays the telephone n umbers <idx1>,<number>[...]

PocketGSM AT Commands 4.21 A T+SPEAKER Speaker and Microphone selection With a single command, you can set the factory parameters of the commands: A T+VGR , A T+VGT , etc ; in this way you can quickly improve the quality of the voice. Note: Act also on A T+V GR, A T+CGT , commands to impro ve the quality of the v oice . If there is noise y ou could[...]

PocketGSM AT Commands 4.22 A T+VTD Length of the DTMF tone This command is used to increase or reduce the length of the DTMF tone, sent with the command A T+VTS. Command Possible ans wers Action A T+VTD=<time> OK / ERROR Sets the length of the DTMF tone A T+VTD? +VTD: 1 Shows the current settings Default: A T+VTD=1 <time> DTMF tones 1 1[...]

PocketGSM AT Commands 4.23 A T+ECHO Echo cancellation This command enables the echo cancellation for voice calls in small rooms. It could be necessary to act on the (A T+VGT) and (A T+VGR) commands for a best voice quality . Command Possible ans wers Action A T+ECHO=<mode>,<algold> OK / ERROR Sets the echo cancellation A T+ECHO? +ECHO: [...]

PocketGSM AT Commands 4.24 <val> Description 00 d b 1 -6db 2 -12db 3 -18db A T+VIP V oice parameters Initialization This command allows to restore the factory settings for the voice parameters from EEPROM. These voice parameters include: A T+SPEAKER; A T+CMUT ; A T+VGR; A T+VGT A T+ECHO; A T+SIDET . Command Possible ans wers Action A T+VIP=1 [...]

PocketGSM AT Commands 4.25 Command Possible ans wers Action A T+CSCA? +CSCA: “Service Center Address” Displays the Service Center number A T+CSCA=“ Ser vice Center OK Inserts the Ser vice Center number Address” A T+CSMP Period of V alidity for the SMS This command is used to define period of validity of the message in the Services Center . [...]

PocketGSM AT Commands 4.26 A T+CRES Restore settings This command restores the setting of the following commands: A T+CSCA, A T+CSMP and A T+CNMI. Command Possible ans wers Action A T+CRES OK Restore the sav ed settings A T+CNMI Indication of New incoming message This command displays a report when a new SMS arrives. For further information on A T+[...]

PocketGSM AT Commands 4.27 Examples 1) A T+CNMI=2,1 Report : +CMTI: "SM",2 Description : The received SMS has been stored in the location 2 of the SIM memory . 2) A T+CNMI=2,2 Report : +CMT : "+393217654321",,"01/01/75,12:06:14+00" First SMS message with PocketGSM Description : the received SMS is displayed directly on[...]

PocketGSM AT Commands 4.28 A T+CMGL Messages List This command displays the list of the SMS messages stored in the SIM memory . For further information on A T+CMGL command, see the chapter “Functional Examples”. Command Possible ans wers Action A T+CMGL=<stat> OK / ERROR Shows the list of SMS <stat> Display method T ext mode PDU mod[...]

PocketGSM AT Commands 4.29 Compose your message, press <ctrl z> (Hex =1A). T o cancel the procedure, press <esc> (Hex = 1B). In this example the message “First SMS message with Pocket GSM” is sent to number +393217654321. A T+CMSS Send a stored SMS This command is used to send a previously stored SMS message in T ext format. Check t[...]

PocketGSM AT Commands 4.30 4.2.6. GPIO COMMANDS (GENERAL PURPOSE INPUT OUTPUT) Besides the functionalities for the DA T A, SMS, F AX and VOICE management, Pocket GSM can also read some inputs contacts and control some output relays. Thanks to this characteristic, you will be able to build a complete application using a single device:  you can de[...]

PocketGSM AT Commands 4.31 Power on PocketGSM connecting the cable with the correct polarity: pin 9: positive [from +5 to +32Vdc] pin 10: negative [GND] The modem has a special protection in case you accidentally invert the polarity . CHARACTERISTICS OF GPIO CONT ACTS PocketGSM supports:  4 digital inputs (two logical states: ON/OFF);  2 anal[...]

PocketGSM AT Commands 4.32 Command Possible ans wers Action A T+ADC? +ADC: <ADC3>,<ADC2>,<ADC1> Shows the current value Ignore the first value <ADC3>; read only ADC1 and ADC2. This command gets the (DC level * 1024) of ADC1 and ADC2. Output The two outputs of PocketGSM (old and new version), manage the devices that can be ac[...]

PocketGSM AT Commands 4.33 Connection Examples If you want to manage a simple led (1,5V – 20mA), with a 12V power supply , you must add a pull-up resistor (470 Ω ) to limit the current. If you want to manage a lamp with 230V power supply , you can connect an external rele and a diode (1N4007 or 1N4148) to protect the transistor inside the Pocke[...]

PocketGSM AT Commands 4.34 A T+WIOM Input/Output Configuration This command allows to configure the 6 contacts I/O. If they are configures as Output, it is possible to establish the default status (Reset or Set) at every restart. Command Possible ans wers Action A T+WIOM=<IODir>,<IO Val> OK / ERROR GPIO configured A T+WIOM? +WIOM: <I[...]

PocketGSM AT Commands 4.35 Possible settings A T+WIOM=6,0 GPIO0 INPUT2 GPO1 OUTPUT1 (initial state: Reset) GPO2 OUTPUT2 (initial state: Reset) GPI3 INPUT1 GPIO4 INPUT3 GPIO5 INPUT4 A T+WIOM=6,2 GPIO0 INPUT2 GPO1 OUTPUT1 (initial state: Set) GPO2 OUTPUT2 (initial state: Reset) GPI3 INPUT1 GPIO4 INPUT3 GPIO5 INPUT4 A T+WIOM=6,4 GPIO0 INPUT2 GPO1 OUTP[...]

PocketGSM AT Commands 4.36 A T+WIOR Read GPIO value This command reads the current state (Reset or Set) of an Input. It is not possible to read the state of an Output. T rying to read an Output status will cause an ERROR. Command Possible ans wers Action A T+WIOR=<Index> +WIOR: <V al> Reads the current status <Index> Digital Input[...]

PocketGSM AT Commands 4.37 4.2.7. GPRS COMMANDS (GSM 07.07) The GPRS functionality is available only in some versions of PocketGSM. If available for the best use of the GPRS function, we suggest to set A T+IPR=0 (autobaud) and to save the configuration with A T&W command. After the driver installation, select in driver properties the interface [...]

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PocketGSM Appendix A A.1 APPENDIX A A1. (+CEER: Error <err>) Report Error Codes <err> Description 1 Unassigned (unallocated) number 3 No route to destination 6 Channel unacceptable 8 Operator determined barring 16 Normal call clearing 17 User busy 18 No user responding 19 User alerting, no answer 21 Call rejected 22 Number changed 26 No[...]

PocketGSM Appendix A A.2 63 Service or option not available, unspecified 65 Bearer service not implemented 68 ACM equal to or greater than ACMmax 69 Requested facility not implemented 70 Only restricted digital information bearer capability is available 79 Service or option not implemented, unspecified 81 Invalid transaction identifier value 87 Use[...]

PocketGSM Appendix A A.3 A.2. (+CME ERROR: <error>) Report Error Codes <error> Description 3 Operation not allowed 4 Operation not supported 5 PH-SIM PIN required 10 SIM not inserted 11 SIM PIN required 12 SIM PUK required 13 SIM failure 16 Incorrect password 20 Memory full 21 Invalid index 22 Not found 24 T ext string too long 26 Dial [...]

PocketGSM Appendix A A.4 A.2.1. (+CMS ERROR: <SMSerror>) Report Error Codes <SMSerror> Description Da 1 a 127 Error cause values from the GSM recommendation 04.1 1 Annex E-2 301 SMS service of ME reserved +CSMS 302 Operation not allowed All SMS commands 303 Operation not supported All SMS commands 304 Invalid PDU mode parameter 305 Inva[...]

PocketGSM Appendix A A.5 A.3. V alues of the speaker gain (A T+VGR=<val>) <val> Speaker gain 0 – 15 +6 db 16 – 31 +4 db 32 – 47 +2 db 48 – 63 +0 db 64 – 79 -2 db 80 – 95 -4 db 96 – 1 1 1 -6 db 1 12 – 127 -8 db 128 – 143 -10 db 144 – 159 -12 db 160 – 175 -14 db 176 – 191 -16 db 192 – 207 -18 db 208 – 223 -20 d[...]

PocketGSM Appendix A A.6 A.3.1. V alues of the Microphone transmission (A T+VGT=<val>) V alues for V alues for “telephone handset” “loud speaking telephone” <val> Gain <val> Gain 0 – 31 +30 db 0 +0 db 32 – 63 +33 db 1 +0,5 db 64 – 95 +36 db 2 +1 db 96 – 127 +39 db 3 +1,5 db 128 – 159 +42 db … … 160 – 191 +4[...]

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