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http://www.digicom.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

Содержание pocket GSM

Страница 1: ...digicom 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 PO...

Страница 2: ......

Страница 3: ...ECTION TO THE EXTERNAL ANTENNA 2 2 2 4 POWER SUPPLY 2 4 2 5 LED INDICATORS 2 5 2 6 CONNECTOR FOR THE VOICE MANAGEMENT 2 6 3 FUNCTIONAL EXAMPLES 3 1 4 AT COMMANDS 4 1 4 1 COMMANDS NOTES 4 1 4 2 AT COMM...

Страница 4: ...to the container or other problems Objects which produce a strong electtromagnetic field loudspeakers etc Liquids or chemical corrosive substances CLEANING THE TERMINAL Use a clean and soft cloth Wet...

Страница 5: ...depends on the network Please refer to GSM provider for the availability of the service 1 1 TECHNICAL FEATURES Power Supply Power Supply from 5 to 32 Vdc Temperature Operating from 20 C to 55 C Storag...

Страница 6: ...Aircraft Safety Switch off PocketGSM in aircraft by disconnecting the Power cable Using GSM devices on aircraft is illegal Hospital Safety Do not use PocketGSM near health equipment especially pacemak...

Страница 7: ...scription Initials 1 Data Carrier Detect DCD 2 Receive Data RD 3 Transmitted Data TD 4 Data Terminal Ready DTR 5 Signal Ground GND 6 Data Set Ready DSR 7 Request To Send RTS 8 Clear To Send CTS 9 Ring...

Страница 8: ...Remove the SIM carefully from the SIM holder 2 Turn off Pocket GSM by disconnecting the power connector 3 Discover the SIM slot and press on the release pin with a finger or a pencil 4 Insert the SIM...

Страница 9: ...the command AT CSQ The modem will answer with CSQ x y where x is the signal quality y is the BER But Error Rate The value of x can be included between 0 to 31 the higher value indicates a better signa...

Страница 10: ...UT 2 GPIO0 6 DIGITAL INPUT 1 GPI3 7 N C 8 N C 9 Power supply from 5 to 32Vdc 10 GND 11 ANALOG INPUT 2 ADC2 12 ANALOG INPUT 1 ADC1 pin 9 positive from 5 to 32Vdc pin 10 negative GND The modem has a spe...

Страница 11: ...connected to another device PocketGSM is ready to work only after it has been registered by the GSM network and with a good quality signal To verify that PocketGSM is ready for calls and SMS follow t...

Страница 12: ...in Out RJ6 1 Microphone 2 Speaker 3 Speaker 4 Microphone The modem includes AC coupling and biasing for electret microphone Suggested characteristics for the microphone Polarizzazione 2V 0 5mA Impedan...

Страница 13: ...s Attention In the factory configuration the AT commands are managed at 9600bit s only the PocketGSM GPRS at 115200bit s only Before going on with your settings you must set your terminal emulator e g...

Страница 14: ...IN READY PIN code present SIM ready Answer CPIN SIM PIN PIN code insertion is required Answer CPIN SIM PUK PUK code insertion is required Answer CPIN SIM PIN2 PIN2 code insertion is required In case t...

Страница 15: ...and AT CREG Answer CREG 0 1 GSM modem is registered by the network OK Command AT COPS Answer COPS 0 2 22288 PocketGSM is registered at operator 22288 OK Command AT CSQ Answer CSQ 15 0 GSM signal good...

Страница 16: ...OFF Command AT IFC 2 2 Criterion 105 managed as per specification flow control ON Answer OK D DATA TRANSFER PocketGSM can call and be called by analog PSTN digital ISDN and GSM devices Usually DATA c...

Страница 17: ...nswer OK Command ATD0123456789 Answer CONNECT 9600 DATA calls reception Generally in PocketGSM the automatic answer is disabled S0 0 in this case the modem will answer only after it received the ATA c...

Страница 18: ...Center present OK If the Services Center number is not present ask the telephone operator then insert the identifier as follows Command AT CSCA 393359609600 eg TIM Services Center Answer OK Command A...

Страница 19: ...ion of PocketGSM detects the coming of a new SMS When an SMS arrives PocketGSM send to the DTE eg PC the following message CMTI SM 2 2 indicates the memory location of the SIM card where the SMS has b...

Страница 20: ...2 2 Answer OK With this configuration PocketGSM sends immediately the message to the DTE when it receives it from the network CMT 393217654321 01 01 75 12 06 14 00 First SMS message with Pocket GSM C...

Страница 21: ...g and control The factory configuration of PocketGSM accepts AT commands only at 9600bit s the PocketGSM GPRS only at 115200bit s Before going on you must set your terminal emulator e g HyperTerminal...

Страница 22: ...in the AT commands description the characters CR and CR LF have been intentionally omitted 4 2 AT COMMANDS DESCRIPTION 4 2 1 GENERAL COMMANDS ATA Answer an incoming call When the modem receives a cal...

Страница 23: ...honebook associated with the text indentifier by AT CPBS command ATD Digicom mem idx Call to the number contained in mem position n ATD SM2 n Call to the number stored in the position n of the current...

Страница 24: ...em answers Command Possible answers Action ATQ0 OK Answer messages enabled ATQ1 OK Answer messages disabled Default ATQ0 ATS0 Auto answer The S0 register allows to disable ATS0 0 or to enable the mode...

Страница 25: ...OFF to ON status Command Possible answers Action AT D0 OK Function disabled AT D1 OK Enables automatic dialing DATA AT D1 OK Enables automatic dialing VOICE AT D2 OK Enables automatic sending of the...

Страница 26: ...AT D2 OK When DTR switches from ON to OFF the modem disconnects Default AT D2 AT F Restore factory settings This command is used to load the factory settings for the command listed in the table Comman...

Страница 27: ...Save current configuration This command saves the active configuration in the EEPROM Command Possible answers Action AT W OK Saves the configuration This commands can be saved with AT W E Q S0 V C D S...

Страница 28: ...34 International Mobile Equipment Identity IMEI of the GSM module OK AT CIMI IMSI International Mobile Subscriber Identity This command is used to read and identify the IMSI of the SIM card Command Po...

Страница 29: ...select the data synchronous format the modem will use to accept data from the DTE e g PC the modem answer messages will use the same format Note a data format different from 8N1 AT ICF 3 4 disables th...

Страница 30: ...unctional Examples Command Possible answers Action AT IFC 0 0 OK Flow control disabled AT IFC 2 2 OK EnablestheHardwareflowcontrol RTS CTS AT IFC IFC 2 2 Shows the current flow control AT IFC IFC 0 2...

Страница 31: ...d see the chapter Functional Examples Command Possible answers Action AT CBST speed mode ce OK ERROR Sets the speed and the protocol AT CBST CBST 0 0 1 Shows the current settings AT CBST CBST 0 7 0 Sh...

Страница 32: ...by mode during this phase the modem is disconnected from the GSM network To exit from the Stand by mode use the AT CFUN 1 command Command Possible answers Action AT CFUN 0 o AT CPOF OK Modem in Stand...

Страница 33: ...e g ADT0123456789I Command Possible answers Action AT CLIR 0 OK CLI presentation depends on the CLIR Sevice status AT CLIR 1 OK CLI is not displayed AT CLIR 2 OK CLI is displayed AT CLIR CLIR 0 n Show...

Страница 34: ...possible to verify the situation of the operators 0 unknown operator 1 operator is available 2 current operator 3 the operator is forbidden and cannot be selected For further information on AT COPS co...

Страница 35: ...locked To unblock insert the PUK code and the new PIN code e g AT CPIN 12345678 1234 Command Possible answers Action AT CPIN pin OK ERROR PIN code insertion AT CPIN puk pin OK ERROR PUK and PIN insert...

Страница 36: ...hapter Functional Examples Command Possible answers Action AT CREG n OK Report enabled or disabled AT CREG CREG n stat lac ci Shows the current registration status of the GSM modem to the network AT C...

Страница 37: ...n on AT CSQ command see the chapter Functional Examples Command Possible answers Action AT CSQ CSQ rssi ber Reads the signal power and ber OK rssi Reception level 0 113 dBm or less 1 111 dBm 2 30 109...

Страница 38: ...ebook the number of locations depends on the SIM LD Last 10 dialled numbers RC Last 10 received calls used Locations used total Total locations AT CPBW Write and cancel a telephone number This command...

Страница 39: ...es AT CPBW 1 39320xxxxxxx Ufficio Roma Location 1 inserted AT CPBW 2 320xxxxxxx 129 Ufficio Napoli Location 2 inserted AT CPBW 3 320xxxxxxx Casa Location 3 inserted AT CPBW 3 Location 3 cancelled AT C...

Страница 40: ...n AT CPBP number CPBP Displays the identifier idx1 number type text associatedwiththespecified number 4 2 4 VOICE COMMANDS PocketGSM can call another voice device with the ATD number command e g ATD01...

Страница 41: ...0 Shows the current settings Default AT SPEAKER 0 AT CMUT Mute Control During a voice connection this command disables the microphone while the speaker is always active Command Possible answers Actio...

Страница 42: ...AT VGR Speaker gain control This command is used to set the receiving level of the speaker See Appendix A for the values of the speaker gain Command Possible answers Action AT VGR val OK ERROR Sets t...

Страница 43: ...u can enable disable the echo cancellation during a call without restarting the modem if you don t change the Algorithm algold Algorithm 1 Echo cancellation 1 3 Echo cancellation 3 status Status 0 Eco...

Страница 44: ...his command is used to define the SMS format Short Message Service For further information on AT CMGF command see the chapter Functional Examples Command Possible answers Action AT CMGF 0 OK SMS in PD...

Страница 45: ...Action AT CSMP fo vp OK ERROR Sets the period of validity pid dcs AT CSMP CSMP Shows the current settings fo vp pid dcs Default AT CSMP 1 167 fo Reserved value is 1 do not modify vp Period of validit...

Страница 46: ...the chapter Functional Examples Command Possible answers Action AT CNMI mode mt OK ERROR Select the report display mode AT CNMI CNMI mode mt Shows the current settings Default AT CNMI 0 1 mode Displa...

Страница 47: ...AT CMGD command see the chapter Functional Examples Command Possible answers Action AT CMGD index deflag OK ERROR Cancella i messaggi SMS index Memory index deflag Delete method 0 Delete the message...

Страница 48: ...UNSENT 2 Displays all the stored unsent messages STO SENT 3 Displays all the stored sent messages ALL 4 Display all the messages AT CMGR Display message This command allows to display a specific SMS...

Страница 49: ...emory location with the AT CMGL ALL command Command Possible answers Action AT CMSS index OK Sends the SMS message stored in index location AT CMGW Store an SMS This command is used to store an SMS me...

Страница 50: ...n this paragraph you find the characteristics of the General Purpose Input Output GPIO and the AT commands to control them MINIFIT CONNECTOR The inputs the outputs and the power supply are managed thr...

Страница 51: ...s are supported for each input open or closed to ground It is necessary connect only a free contact without voltage between the input pin pin 6 5 4 3 and the ground pin pin 10 DIGITAL INPUT CHARACTERI...

Страница 52: ...2 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 activated and deactivated through a switch e g Lamp Sound...

Страница 53: ...stor 470 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 PocketGSM Note if y...

Страница 54: ...ion Input or Output bit mapped register bit 0 0 GPIO0 configured as Input 1 GPIO0 configured as Output bit 1 1 GPO1 configured as Output bit 2 1 GPO2 onfigured as Output bit 3 0 GPI3 configured as Inp...

Страница 55: ...WIOM 6 2 GPIO0 INPUT2 GPO1 OUTPUT1 initial state Set GPO2 OUTPUT2 initial state Reset GPI3 INPUT1 GPIO4 INPUT3 GPIO5 INPUT4 AT WIOM 6 4 GPIO0 INPUT2 GPO1 OUTPUT1 initial state Reset GPO2 OUTPUT2 init...

Страница 56: ...status AT WIOR 4 Reads the Digital Input 3 status AT WIOR 5 Reads the Digital Input 4 status Val Digital Input state 0 Reset 1 Set AT WIOW Write GPIO value This command writes the state Reset o Set of...

Страница 57: ...configure PocketGSM for GPRS connection you must send the AT CGDCONT to se the access profile to the service Check with the GSM Operator your access profile AT CGDCONT 1 IP APN You can insert theAT C...

Страница 58: ......

Страница 59: ...stination out of order 28 Invalid number format incomplete number 29 Facility rejected 30 Response to STATUS ENQUIRY 31 Normal unspecified 34 No circuit channel available 38 Network out of order 41 Te...

Страница 60: ...plemented 100 Conditional IE error 101 Message not compatible with protocol state 102 Recovery on timer expiry 111 Protocol error unspecified 127 Interworking unspecified 240 FDN is active and number...

Страница 61: ...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 Text string too long 26 Dial str...

Страница 62: ...pported All SMS commands 304 Invalid PDU mode parameter 305 Invalid text mode parameter 310 SIM not inserted All SMS commands 311 SIM PIN required All SMS commands 312 PH SIM PIN required All SMS comm...

Страница 63: ...speaker gain AT 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 96 111 6 db 112 127 8 db 128 143 10 db 144 159 12 db 160 175 14 db 176 191 16 db 192 207 18 db...

Страница 64: ...dset 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 45 db 19 9 5 db 192 223 48 db 20 10 db 224 255 51 d...

Страница 65: ...ITALY 21010 Cardano al Campo VA via A Volta 39...

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