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User Guide
Version 1.08
AirLink Communications, Inc.
September 29, 2003
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Страница 1: ...R Re ed dw wi in ng g G GP PR RS S User Guide Version 1 08 AirLink Communications Inc September 29 2003 AirLink Communications ...
Страница 2: ...notic Copyright AirLink Communications Inc 1993 2003 All rights reserved Please send comments to email pubs AirLink com Fax 510 226 4299 Phone 510 226 4200 Post AirLink Communications Inc Attention Technical Publications Dept 472 Kato Terrace Fremont CA 94539 ...
Страница 3: ...m MUST BE POWERED OFF The AirLink Communications modem can transmit signals that could interfere with this equipment Do not operate the AirLink Communications modem in any aircraft whether the aircraft is on the ground or in flight In aircraft the AirLink Communications modem MUST BE POWERED OFF When operating the AirLink Communications modem can transmit signals that could interfere with various ...
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Страница 5: ...ion 6 3 2 1 SIM Check 7 3 2 2 PDP Context 7 4 Using AT Commands 9 4 1 Redwing GPRS Specific AT Commands 10 4 2 Redwing AT Command Summary 13 4 3 Redwing SMS Command Summary 15 4 4 Redwing GPRS Commands 16 4 5 RIM Specific AT Commands 16 5 Redwing GPRS Technical Specifications 17 5 1 Physical Characteristics 17 5 2 Power Specifications 17 5 3 Environmental 17 5 4 RF Features 17 5 5 Status LED Displ...
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Страница 7: ...cess to data networks such as the Internet It is a mobile service that improves the peak time capacity of a GSM network GPRS gives packet switched access over GSM to external data networks with high peak transfer capacity The main objective of GPRS is to offer access to standard data networks such as TCP IP GPRS is a non voice service designed specifically for transmitting data It breaks data mess...
Страница 8: ...d mobile applications GPRS is an efficient and secure wireless technology that works well for fixed or mobile applications The Redwing s rugged form factor is ideal for industrial and commercial applications that require real time communications The Redwing provides wireless data communications for a variety of applications such as telemetry public safety SCADA traffic control traffic metering tra...
Страница 9: ...d SMS data 2 1 Internet TCP IP Connections via GPRS When using the Redwing GPRS remote access to is done via a PPP TCP IP connection to the GPRS network The GPRS carrier actually provides Internet connectivity and therefore it becomes the ISP for that session Applications such as web browsing email FTP etc should work as they would normally GPRS Network Internet Corporate LAN Data Acquisition App ...
Страница 10: ...Windows 3 1 Configuration Procedure 1 Attach the antennas DB 9 cable and power to the back of the modem 2 Power on the modem and ensure the Pwr light is lit 3 Attach the modem to the back of the PC with the provided DB 9 cable Note if you did not order a cable with your modem you need a straight thru RS 232 cable to attach to the modem 4 Select Start Programs Accessories Communications HyperTermin...
Страница 11: ...a modem driver then select OK 7 Select 115200 for the Bits per second Ensure Data Bits 8 Parity None Stop bits 1 and Flow control Hardware Then select OK These are the factory default settings for a GPRS modem If you get garbled characters when typing AT commands change these settings and reconnect to the modem For example change the baud rate to 57 600 bits per second and connect again etc ...
Страница 12: ...S modem requires a SIM Subscriber Identity Module for the modem s account activation Units will usually be shipped with a SIM installed and be ready to operate If a SIM is installed and the modem is in GSM GPRS coverage the status indicators will look like the following where the status indicators have the following meanings GSM indicates GSM coverage if RSCI 0 indicates GPRS coverage if RSCI 1 Tx...
Страница 13: ...wing with the AT CIMI command If a SIM is in the modem you will see a response like the following at cimi 310380006255650 OK The number is the IMSI International Mobile Subscriber Identity which is unique to each SIM If there is no SIM there will be a blank response like the following at cimi OK 3 2 2 PDP Context Check if the PDP context is correct with the command AT CGDCONT You should get a resp...
Страница 14: ...ersion 1 08 AirLink Communications Inc Page 8 September 29 2003 To set the PDP context at cgdcont 1 IP apn_obtained_from_carrier at w You only need to do this once after powering up Henceforth the modem will use this setting to attach to the GPRS network ...
Страница 15: ... command you are unsure of is explained in The AT Commands section Type AT and press the Enter key AT enter You should get a response of 0 or OK To turn on echo and verbose modes type the following ATE1V1 enter You should see an OK response if Verbose Mode was properly activated V1 If you should see a 0 response your modem is in Terse Mode and the V1 command did not adhere Try ATV1 again by itself...
Страница 16: ...rom data mode S3 set termination character for a command prompt S4 set response formatting character S5 set editing character for a command prompt S6 set pause before blind dialing S7 set number of seconds to wait for connection to complete S8 set number of seconds to wait when there is a comma dial modifier S10 set disconnection delay after indicating the absence of data carrier S12 set the escap...
Страница 17: ...t definition PDP_type Packet Data Protocol type IP APN Access Point Name a logical name that is used to select the GGSN or the external packet data network Can only be what s defined on the SIM AT CGDCONT 1 IP proxy AT CGDCONT 1 IP public COPS Returns the currently selected network operator AT COPS AT T Wireless OK CREG network registration GMI request manufacturer identification GMM request TA mo...
Страница 18: ...cell information AT RCIQ Serving Cell Info BSIC 5 TCH 563 RSSI 82dBm LAC 6035 Cell ID 4043 Dedicated Channel Info TCH 564 Channel Mode 0 OK If there is not coverage or unit has not yet registered AT RCIQ RCIQ Not Registered with Network BSIC Base Transceiver Station Identity Code TCH Traffic Channel RSSI Received Signal Strength Indicator LAC Location Area Code ...
Страница 19: ...H disconnect existing connection ATI display product identification information ATL set monitor speaker volume ATM set monitor speaker mode ATO switch from command mode to data mode ATP select pulse dialing ATQ set result code presentation mode ATS0 set number of rings before automatically answering the call ATS1 count the number of incoming rings ATS2 set the character used to escape from data mo...
Страница 20: ...T GSN request TA serial number identification International Mobile Equipment Identification IMEI AT ICF set terminal equipment to terminal adaptor TE TA control character framing AT IFC set TE TA local data flow control AT ILRR set TE TA local rate reporting mode AT IMODE set the interface communication mode AT IPR set fixed local rate AT CAOC set advice of charge AT CBST select bearer service typ...
Страница 21: ...t phone book memory storage AT CPBW write phone book entry AT CPIN enter PIN AT CPWD change password AT CR service reporting control AT CRC set cellular result codes for incoming call indication AT CREG network registration AT CRLP select radio link protocol parameters for originating non transparent data call AT CSQ signal quality report 4 3 Redwing SMS Command Summary Command Description AT CMGD...
Страница 22: ...ce profile requested AT CGQMIN quality of service profile minimum acceptable AT CGACT context activation AT CGATT GPRS attach or detach AT CGPADDR show PDP address AT CGCLASS GPRS mobile station class AT CGEREP control unsolicited GPRS event reporting AT CGREG network registration status AT CGSMS select service for MO SMS messages 4 5 RIM Specific AT Commands Command Description ATRIMRADIO turn th...
Страница 23: ...ve 80ma at 12VDC Max Input Current 150 ma at 12 VDC 5 3 Environmental Operating ranges 30 C to 70 C 10 duty cycle limit above 60 C Humidity 5 95 Non condensing 5 4 RF Features Network 1900 850 MHz GSM GPRS Transmit frequency 1850 1910 MHz and 824 849 MHz Receiver frequency 1930 1990 MHz and 869 894 MHz Transmit power range at antenna port 1 0 W for 1900 MHz and 0 8W for 850 MHz Transmitter can red...
Страница 24: ...e 18 September 29 2003 5 5 Status LED Display GSM indicates GSM coverage if RSCI 0 indicates GPRS coverage if RSCI 1 Tx indicates the radio is transmitting Radio The OEM module radio is on and ready to transmit and receive Pwr The power is on 5 6 Application Interface Features RS232 1200 bps to 115 2 kbps ...
