NAL RESEARCH CORPORATION A3LA-R User Manual Download Page 1

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A3LA-R/A3LA-R-MIL/A3LA-R-MOD User Guide

Version B

March 31, 2023

451-93156-001B

Summary of Contents for A3LA-R

Page 1: ...NAL Research Corporation 11100 Endeavor Ct Suite 300 Manassas Virginia 20109 USA Phone 703 392 1136 Email contact nalresearch com connected A3LA R A3LA R MIL A3LA R MOD User Guide Version B March 31 2...

Page 2: ...practice use or related to the performance or nonperformance of any products accessories facilities or services or information except as expressly stated in this guide and or the Product and or satell...

Page 3: ...ument Number 451 93156 001A 3 of 159 REVISION HISTORY Revision Date Description 1 1 04 08 2013 Initial version 1 2 07 14 2021 Updated to new template proofread A 04 19 2022 Formal release B 03 7 2023...

Page 4: ...e NAL Research website at https www nalresearch com Reference Title Revision Date 1 A3LA R Product Information 2 Getting Started With Model A3LA R TN2012 11 V1 0 Version 1 0 2012 3 SatTerm Software Ma...

Page 5: ...Connector 24 4 SIM Card Interface 26 5 LED Display 27 6 Configuration Settings 28 7 Modes of Operation 29 8 Mounting Recommendations 30 9 Technical Support 31 Appendix A AT Interface 32 A 1 Command T...

Page 6: ...ofile 41 B 20 Kn Control Break 41 B 21 R Display Registers 42 B 22 Pn Power 42 B 23 CBST Select Bearer Service Type 42 B 24 CGMI Manufacturer Identification 43 B 25 CGMM Model Identification 43 B 26 C...

Page 7: ...n 62 B 51 CSCA SMS Service Center Address 63 B 52 CSCB Select Cell Broadcast Message Types 64 B 53 CSCS Select TE Character Set 64 B 54 CSMS Select SMS Message Service 64 B 55 CSTA Select Type of Addr...

Page 8: ...V Register or Deregister an RS232 DAV Data Peripheral 82 B 85 SBDWB Short Burst Data Write Binary Data 82 B 86 SBDRB Short Burst Data Read Binary Data 83 B 87 SBDRT Short Burst Data Read Text Message...

Page 9: ...red 109 B 113 WANTST ANTST Antenna status 109 B 114 PCDA Pending call drop alert 110 B 115 DPLCI DPL Call Indication 110 B 116 CCWA Call Waiting service 111 B 117 CLCK Facility Lock 114 B 118 CPWD Cha...

Page 10: ...PAS Responses 139 Appendix F Power Consumption 141 Appendix G The Iridium Network 147 G 1 Iridium Network Data Capabilities 148 G 2 Dial up Data Service 149 G 3 Direct Internet Connection 151 G 4 Shor...

Page 11: ...on During a Data Switch Call 143 Figure 10 Average Current Drawn During an SBD Transmission 144 Figure 11 Average Power Consumption During an SBD Transmission 144 Figure 12 Average Current Drawn Durin...

Page 12: ...es Result Codes 131 Table 8 GSM 7 07 Result Codes 132 Table 9 GSM 7 05 Result Codes 133 Table 10 Iridium Specific Result Codes 133 Table 11 Unit Identification 134 Table 12 Default Configuration 134 T...

Page 13: ...nd DAV Data After Voice DC Direct Current DCD Data Carrier Detect DCS Distributed Control Systems DoD Department of Defense DP Data Peripheral DPL Digital Peripheral Link DSN Defense Switch Network DS...

Page 14: ...second LAN local Area Network LBT L Band Transceiver LCD Liquid Crystal Display LED Light Emitting Diode MOMSN Mobile Originated Message Sequence Number ms millisecond MS Mobile Station MTMSN Mobile T...

Page 15: ...e SM Short Message SME Short Message Entity SMS Short Message Service SMS PP Short Message Service Point to Point TCP Transmission Control Protocol TDD Time Division Duplex TDMA Time Division Multiple...

Page 16: ...e It is designed to operate with the Iridium network Similar to a standard landline modem the A3LA R can be controlled by any data terminal equipment DTE capable of sending standard AT commands via a...

Page 17: ...9 Figure 1 Iridium Satellite Modem A3LA R IMPORTANT Do not disassemble the A3LA R for repair or services The warranty is voided if the A3LA R is disassembled Return to NAL Research for any services DB...

Page 18: ...io output Analog Audio 6 DA_TX PCM digital audio output Digital Audio 7 RI RS232 Ring Indicate RS232 Data 8 RTS RS232 Request To Send RS232 Data 9 TX RS232 Transmit Data Input RS232 Data 10 DCD RS232...

Page 19: ...o occurs on the escape sequence character provided this is an odd number of characters Normally this is set to in register S2 see Appendix A AT Interface for details Note that the Ring Indicator is us...

Page 20: ...ine high when the input voltage is higher than 5 VDC Supplying voltage higher than 5 VDC to the DTR line will permanently damage the A3LA R Note The Iridium s direct internet service when using the Wi...

Page 21: ...respectively Note You MUST remember the input voltage setting on the A3LA R and not to apply voltage above the maximum limit of either 5 5 V or 32 V The A3LA R will be damaged beyond repair with warr...

Page 22: ...f EXT_ON_OFF is high and DC power is not present Ensure that this condition does not occur 2 5 AUDIO INTERFACE The A3LA R supports both digital and analog audio I O The digital audio is in PCM format...

Page 23: ...composed of two ports a full duplex asynchronous serial link for control messages and a PCM digital audio link for audio traffic The protocol used on these ports is made available to application devel...

Page 24: ...obile magnetic permanent mount and portable auxiliary For low cost and applications where small form factor and light weight are required NAL Research recommends model SYN7391 C If the specific applic...

Page 25: ...451 93156 001A 25 of 159 2 Each bar represents a 2 dB increment 3 Multiple ring channels can be present at the same time so units can lock to different signals 4 If the reading is near the decision t...

Page 26: ...modem uses and requires an Iridium SIM chip for operation The SIM chip is inserted into the opening located at the top of the modem as shown in Figure 4 A plastic locking mechanism is used hold the SI...

Page 27: ...Number 451 93156 001A 27 of 159 5 LED DISPLAY The A3LA R has a status LED depicted as P for power indicator see Figure 5 It provides a quick visual check to ensure power is provided to the modem Figur...

Page 28: ...figuration is stored in permanent memory Recall this configuration at any time with the AT Fn command Two groups of settings or profiles can be stored as user defined configurations o First create des...

Page 29: ...forming part of the message data are ignored i e no AT commands may be entered No unsolicited result codes are issued RTS CTS flow control if enabled is active When RTS is OFF high the A3LA R suspends...

Page 30: ...93156 001A 30 of 159 8 MOUNTING RECOMMENDATIONS The A3LA R has four features on its bottom surface that can aid in its mounting see Appendix L Mechanical Drawing These four features are predrilled at...

Page 31: ...451 93156 001A 31 of 159 9 TECHNICAL SUPPORT For technical support please contact us at Phone 571 833 2169 Fax 703 392 6795 Email Support Nalresearch com Technical documents are also available to dow...

Page 32: ...is entered with the appropriate numeric value of n Note that if the numeric parameter n is omitted from the basic command entry a value of zero is assumed for n For example ATXn is set to a value of 4...

Page 33: ...t modes For example AT MSVTR is entered as AT MSVTR n in set mode to enable disable receipt of DTMF messages It is entered as AT MSVTR in read mode to query its current setting and is entered as AT MS...

Page 34: ...s of the ASCII characters AT or at The body is a string of commands restricted to printable ASCII characters The default terminator is the CR character AT command entry syntax is critical and the foll...

Page 35: ...e six commands at x 0 v gsn cmee cpbr 1 12 msvtr all lowercase AT X 0 V GSN CMEE CPBR 1 12 MSVTR all uppercase ATX 0 V GSN CMEE CPBR 1 12 MSVTR space omitted between AT and X ATX0 V GSN CMEE CPBR 1 12...

Page 36: ...e parameter can respond in one of three following manners Disallow out of range entry and respond with ERROR Disallow out of range entry and respond with OK Disallow out of range entry accept the clos...

Page 37: ...onnecting from the remote modem After a pause the A3LA R will respond with OK Register S2 can be used to alter the escape character from the factory default to any hexadecimal value in the range 0 to...

Page 38: ...ts its data port speed B 9 ZN SOFT RESET Reset the A3LA R to a user stored configuration 0 Restores user configuration 0 1 Restores user configuration 1 B 10 CN DCD OPTION Select how the A3LA R contro...

Page 39: ...in call data mode the mode will change to in call command mode If DTR is restored ON within approximately 10 seconds the call will remain up If DTR is not restored ON within approximately 10 seconds t...

Page 40: ...user the impression that those values will be used during the data call but there is no guarantee that will be the case The real values will only be known once a data call is established and the negot...

Page 41: ...k received from the DTE or the remote modem according to the parameter specified The response is different in three separate states When a break is received from DTE when A3LA R is in data transfer mo...

Page 42: ...mobile originated calls speed can have the following values 0 Autobauding 1 300 bps V 21 2 1200 bps V 22 3 2400 bps V 22bis 6 4800 bps V 32 7 9600 bps V 32 default 65 300 bps V 110 66 1200 bps V 110...

Page 43: ...CGMR REVISION Exec Command CGMR Query A3LA R RF board revision B 27 CGSN SERIAL NUMBER Exec Command CGSN Query A3LA R IMEI B 28 CMEE REPORT MOBILE EQUIPMENT ERROR Set Command CMEE x Set mobile equipm...

Page 44: ...word 17 SIM PIN2 required 18 SIM PUK2 required 20 memory full 21 invalid index 22 not found 23 memory failure 24 text string too long 25 invalid characters in text string 26 dial string too long 27 in...

Page 45: ...EE List the supported error reporting level The response is in the form CMEE supported x s B 29 CPAS MODEM ACTIVITY STATUS Exec Command CPAS Query A3LA R activity status The response is in the form CP...

Page 46: ...rting levels The response is in the form CR supported mode s B 31 DS SET DATA COMPRESSION FUNCTION Set Command DS direction comp_neg max_dict max_string Set the V 42bis data compression function direc...

Page 47: ...t those values will be used during the data call but there is no guarantee that will be the case The real values will only be known once a data call is established and the negotiation phase is done Fo...

Page 48: ...call setup originating or answering or the reason for last call release The response is in the form CEER report An example of a report is User alerting no answer B 34 CHUP HANGUP CALL This command ca...

Page 49: ...69 facility not implemented 81 invalid SM reference value 95 invalid message 96 invalid mandatory information element 97 nonexistent message type 98 incompatible message 99 nonexistent information el...

Page 50: ...rror in MS 211 memory capacity exceeded 255 unspecified error 300 A3LA R failure 301 SMS service reserved 302 operation not allowed 303 operation not supported 304 invalid PDU mode parameter 305 inval...

Page 51: ...mmand CMGF Read command returns the current mode set Response is in the form CMGF mode Test Command CMGF Test command returns the list of supported mode s Response is in the form CMGF list of supporte...

Page 52: ...SM 04 11 8 SC address followed by GSM 03 40 9 TPDU in hexadecimal format Test Command CMGL Test command gives a list of all status values supported by the A3LA R Response is in the form CMGL list of s...

Page 53: ...S MESSAGE Exec Command CMGS length CR pdu ctrl Z ESC PDU mode Execution command sends message from the DTE to the network SMS SUBMIT In PDU mode length is the length of the actual TP data unit in octe...

Page 54: ...further dialing commands D or for next answering command A Mode can be either single or alternating the terms alternating mode and alternating call refer to all GSM bearer and tele services that incor...

Page 55: ...DELIVER indications are routed to the DTE default 1 If SMS DELIVER is stored in the A3LA R indication of the memory location is routed to the DTE using unsolicited result code CMTI mem index 2 SMS DEL...

Page 56: ...ted mode s list of supported mt s list of supported bm s list of supported ds s list of supported bfr s B 43 COPS OPERATOR SELECT Set Command COPS mode format oper Set command forces an attempt to man...

Page 57: ...egistration of the A3LA R to the network It just forces a manual registration procedure when entered Read Command COPS Read command returns the current mode and will always respond with 000 for mode T...

Page 58: ...2 number type text Test Command CPBF Test command returns the maximum lengths of number and text fields for phonebook entries Response is in the form CPBF nlength tlength where nlength indicates the m...

Page 59: ...ebook LD Last ten calls dialed phonebook ME A3LA R phonebook MT combined A3LA R and SIM phonebook default SM SIM phonebook Read Command CPBS Read command returns currently selected memory the number o...

Page 60: ...which is necessary before it can be operated SIM Card PIN Code SIM PUK etc If no password request is pending no action is taken by the A3LA R If the password required is SIM PUK then newpin is require...

Page 61: ...ubscription based features In any of these three cases the A3LA R should be available to place and receive calls Note CPIN is closely related to CLCK and CPWD See these commands for additional informa...

Page 62: ...Response is in the form CPMS list of supported mem1 s list of supported mem2 s list of supported mem3 s B 50 CREG NETWORK REGISTRATION Set Command CREG n Set command controls the presentation of an u...

Page 63: ...when n 2 and A3LA R is registered in the network Response is in the form CREG n stat lac ci Test Command CREG Test command lists the supported settings for CREG Response is in the form CREG list of su...

Page 64: ...he IRA character set is currently supported chset should be of string type enclosed by for example IRA Valid values for chset are IRA international reference alphabet ITU T T 50 Read Command CSCS Read...

Page 65: ...the current message service type set Response is in the form CSMS service mt mo bm Test Command CSMS Test command returns the supported message services of the A3LA R Response is in the form CSMS list...

Page 66: ...L NUMBER Exec Command GSN Query the A3LA R IMEI This command is similar to CGSN B 60 GCAP GENERAL CAPABILITIES Exec Command GCAP Query the A3LA R overall capabilities B 61 A ANSWER Answer immediately...

Page 67: ...y and SIM phonebook is possible through ordinary communications software which just gives the phone number field to be filled and then uses the D command to originate the call Available memories may b...

Page 68: ...answer This causes the A3LA R to auto answer the incoming data or voice call 0 Disable auto answer n 0 Enable auto answer after n rings B 65 XN EXTENDED RESULT CODES Select the response set to be use...

Page 69: ...the form CLVL level 0 Equivalent to level 0 displayed on a handset s volume indicator 1 Equivalent to level 1 displayed on a handset s volume indicator 2 Equivalent to level 2 displayed on a handset s...

Page 70: ...UT supported n s B 68 CRC CELLULAR RESULT CODES ExecSet Command CRC mode Set the extended format of incoming data or voice call indication mode takes the following values 0 Disable extended format def...

Page 71: ...itions Ignore Hn command OK response given 2 Comply with Dn command specified reaction to DTR ON to OFF transitions Disconnect as reaction to Hn command default Read Command CVHU Query the current voi...

Page 72: ...2 string that follows the format tone time with each string enclosed in square brackets The string parameter values are defined as follows tone specifies the string of tones to be played or generated...

Page 73: ...t where tone is the DTMF tone received 0 9 A D and event can be one of the following 0 tone stopped i e key released 1 tone started i e key pressed Read Command MSVTR Query the current parameter setti...

Page 74: ...ime system_time can take one of the following forms no network service The A3LA R has not yet received system time from the network XXXXXXX Where XXXXXXXX is the current Iridium system time available...

Page 75: ...EO Query the geolocation grid code received from the network in the last Access Decision Notification message The response is of the form MSGEO x y z time_stamp x y z is a geolocation grid code from a...

Page 76: ...2 no reply 3 not reachable 4 all call forwarding refer GSM 02 30 5 5 all conditional call forwarding refer GSM 02 30 5 mode takes one of the following values 0 disable not used in Call Forward 1 enabl...

Page 77: ...s follows 0 not active 1 active For example CCFC 0 1 CCFC 1 1 441223420024 145 CCFC 2 3 00881662990000 1 30 Test Command CCFC List supported reason s The response is in the form of a range rather than...

Page 78: ...able if they were intentionally stored on the SIM B 79 CSSSC SUPPLEMENTARY SERVICES SHORT CODE Exec Command CSSSC shortcode Execute the given shortcode If the shortcode fails a CME ERROR code is retur...

Page 79: ...lt is 30 n2 is used to represent the maximum number of re transmission attempts of a frame e g I S N U frame and can take on the following values 1 255 Default is 15 t2 is used to indicate the amount...

Page 80: ...rom the desired parameters set using WIRLP from power up they are set to hardcoded defaults and will only change as the result of the negotiation The response is in the form WIRLP ver k1 k2 t1 n2 t2 r...

Page 81: ...ommand WTM List the supported parameter settings The response is in the form WTM supported tm s B 83 WDLDM IRLP DYNAMIC LINK DELAY MEASUREMENT Set Command WDLDM dldm mi dtl Set the DCE dynamic link de...

Page 82: ...not supported at this time Read Command WDAV Query the current DP registration parameter settings The response is in the form WDAV DP type encrypt Test Command WDAV List the supported DP registration...

Page 83: ...o The mobile originated buffer will be empty upon power up If any data is currently in the mobile originated buffer it will be overwritten Command Response 0 SBD message successfully written to the A3...

Page 84: ...rminated message buffer will be empty upon power up Command Response There are no response codes generated by the A3LA R for this command B 87 SBDRT SHORT BURST DATA READ TEXT MESSAGE Exec Command SBD...

Page 85: ...re the only means by which both buffers are cleared The mobile terminated buffer will be cleared when an SBD session is initiated Sending a message from the A3LA R to the ESS does not clear the mobile...

Page 86: ...tes the existence of a message in the mobile terminated buffer The response from the A3LA R is one of the following numeric codes 0 No message in mobile terminated buffer 1 Message in mobile terminate...

Page 87: ...ing Response is in the form CAR n Test Command CAR This command lists the supported values of n Response is in the form CAR list of supported values of n B 93 IN IDENTIFICATION Requests the A3LA R to...

Page 88: ...nt CIEV unsolicited result code for each indicator when the data port is not in command mode and flush them to the DTE on return to command mode otherwise forward events directly to the DTE sigind Con...

Page 89: ...provides a way for the DTE to wait until the A3LA R can start an SBD session without receiving continual notifications of changes in signal strength Read Command CIER Query the current indicator event...

Page 90: ...cation status 0 No SBD ring alert received 1 SBD ring alert received Note It is valid for the A3LA R RM RGS to receive a telephony ring alert and an SBD ring alert at the same time Assertion of the RI...

Page 91: ...ill be received To avoid a delayed response due to registration problems issue the CREG command to verify registration prior to entering the CSQ command to obtain signal strength Note The CSQF form of...

Page 92: ...atus status 0 Unlocked 1 Locked 2 Permanently locked B 98 CVMI VOICEMAIL INDICATION Exec Command CVMI Query the status of the voicemail indication flag The response is of the form CVMI vmi where vmi i...

Page 93: ...sentation of the unsolicited result code the delivery of Calling Line Identity information to the A3LA R is controlled by the provisioning of the CLI Presentation supplementary service in the network...

Page 94: ...e hide the CLI for the next mobile originated call This requires CLIR to be provisioned in one of the temporary modes 2 CLIR suppression i e show the CLI for the next mobile originated call This requ...

Page 95: ...efault 7 38400 bps autoflag takes the following values 0 Fixed rate automatic rate adjustment is disabled 1 Automatic rate adjustment is enabled default Read Command IPR Query the current data rate an...

Page 96: ...turn The length of the text message entered in this way is limited only by the maximum mobile originated message length of 1960 bytes The mobile originated buffer will be empty upon power up If any da...

Page 97: ...ice unable to initiate call 33 34 Reserved but indicate failure if used 35 A3LA R is busy unable to initiate call 36 Reserved but indicate failure if used This instructs the GSS to disable detach SBD...

Page 98: ...f any in the mobile originated buffer will be sent from the A3LA R to the GSS If there is a message queued at the GSS it will be transferred to the A3LA R and placed into the mobile terminated buffer...

Page 99: ...ill be zero MT queued MT queued is a count of mobile terminated SBD messages waiting at the GSS to be transferred to the A3LA R B 106 SBDIX A SHORT BURST DATA INITIATE AN SBD SESSION EXTENDED Note The...

Page 100: ...Minutes latitude 00 59 MMM Thousandths of minutes latitude 000 999 ddd Degrees longitude 000 179 mm Minutes longitude 00 59 mmm Thousandths of minutes longitude 000 999 This command initiates an SBD s...

Page 101: ...y not make SBD calls see CULK command 17 Gateway not responding local session timeout 18 Connection lost RF drop 19 Link failure A protocol error caused termination of the call 20 31 Reserved but indi...

Page 102: ...at the GSS to be transferred to the A3LA R B 107 SBDDSC SHORT BURST DATA DELIVERY SHORT CODE Set Command SBDDSC dsc Set the Delivery Short Code DSC which provides dynamic routing or control informatio...

Page 103: ...SBDMTA supported mode settings B 109 SBDREG SHORT BURST DATA NETWORK REGISTRATION Exec Command SBDREG location Triggers an SBD session to perform a manual SBD registration This command initiates an S...

Page 104: ...l sign indicators specify latitude North or South and longitude East or West If omitted the default is For example AT SBDIX 5212 483 00007 350 corresponds to 52 degrees 12 483 minutes North 0 degrees...

Page 105: ...ailure A protocol error caused termination of the call 20 31 Reserved but indicate failure if used 32 No network service unable to initiate call 33 34 Reserved but indicate failure if used 35 A3LA R i...

Page 106: ...location e g GPS the DTE should use the manual registration command SBDREG Upon triggering in mode 1 Automatic the A3LA R autonomously initiates an SBD session in order to perform a registration with...

Page 107: ...ure if used 32 No network service unable to initiate call 33 34 Reserved but indicate failure if used 35 A3LA R is busy unable to initiate call 36 Try later must wait 3 minutes since last registration...

Page 108: ...ion This value will be 1 if there is nothing in the mobile terminated buffer RA flag The RA flag indicates whether an SBD ring alert has been received and still needs to be answered 0 No SBD ring aler...

Page 109: ...hether the attempt is due to an MT call prior to RING indication MO call or Location Update etc It is an indication that the user needs to deploy the antenna or adjust it to a better orientation locat...

Page 110: ...nt shortly after initialization with the actual status in any case Internal polling will measure the deployment and docking detector states before any overall state change is announced Note that inter...

Page 111: ...number digits The DPLCI message will be sent whenever there is a call state change based on the activity of a DPL peripheral handset B 116 CCWA CALL WAITING SERVICE Command Possible Response s CCWA No...

Page 112: ...d The interaction of this command with other commands based on other GSM supplementary services is described in the GSM standard Defined values n sets shows the result code presentation status in the...

Page 113: ...quest to activate deactivate the Call Waiting service due to it not being provisioned or for other reasons the reported CME ERROR code will be 133 requested service option not subscribed This is stric...

Page 114: ...e required depending on the action chosen Not all Call Barring services detailed in GSM 07 07 2 subclause 7 4 are supported A subset of those implemented in the H1 menu MMI is supported Note This comm...

Page 115: ...lowing are NOT supported OI BOIC Bar Outgoing International Calls refer GSM 02 88 4 clause 1 All Iridium calls are International so this facility should not be exercised by a user interface OX BOIC ex...

Page 116: ...in practice the DTE must supply classx 1 when querying or changing the status of any Call Barring facility When querying mode 2 passwd is irrelevant and should be supplied as in order to allow the cla...

Page 117: ...vated see AT command Facility Lock CLCK Note A user interface may prompt the user for two copies of the new password in which case it should check the two are identical as only one copy is needed for...

Page 118: ...MULTIPARTY Note While this command is implemented in the A3LA R it may not yet be supported in the Iridium network Stand by for an Iridium Technical Bulletin announcing network support for this featur...

Page 119: ...s if any exist on hold and accepts the other held or waiting call 2X Places all active calls on hold except call X with which communication shall be supported 3 Adds a held call to the conversation 4...

Page 120: ...s waiting call 5 One multiparty call active plus waiting call 6 One single party call held dialing possible 7 One multiparty call held dialing possible 8 Dual single party call one active one held 9 D...

Page 121: ...ex of call record 255 No call record The XCSI message extends the information available in the DPLCI announcement It will be sent whenever there is a non data call state change in the A3LA R internal...

Page 122: ...Success code or failure cause TD_SMS_RP_CAUSE_ 1 Unassigned Number 8 Operator Barring 10 Call Barred 21 SM Transfer Rejected 22 Memory Capacity Exceeded 27 Destination Out Of Order 28 Unidentified Sub...

Page 123: ...the module is idle When the module is in a call then the GPS receiver is disabled to avoid interference between the module s Iridium band transmitter and the GPS band receiver Note the GPS receiver a...

Page 124: ...ollowing subsections C 1 1 SR DIRECT S REGISTER REFERENCE Set a pointer to reference S register r C1 2 SR DIRECT S REGISTER READ Read the value of S register r C 1 3 SR N DIRECT S REGISTER WRITE Set t...

Page 125: ...6 Carrier detect response time No action compatibility only S10 0 255 14 Carrier loss time No action compatibility only S11 0 255 0 DTMF tone duration No action compatibility only Yes S12 0 255 40 Es...

Page 126: ...Bitmap register where bits 0 1 and 3 reflect the Qn setting bit 3 reflects leased line operation setting and bits 4 and 5 reflect synchronous clock setting Yes S30 0 255 0 Disconnect activity timer T...

Page 127: ...e PROTOCOL XXXX 5 Enable COMPRESSION XXXX C 3 IRIDIUM SPECIFIC S REGISTER EXTENSIONS Table 6 Iridium Specific S Register Extensions Register Number Range Default Description Sr n Command Write Protect...

Page 128: ...g 6 CRC setting 7 CR setting Yes S44 0 255 4 Bitmap register 0 2 CPBS setting 5 6 CREG setting 7 CLIP setting Yes S45 0 255 0 Bitmap register 0 1 CNMI parameter mode setting 2 3 CNMI parameter mt sett...

Page 129: ...eter S106 1 10 10 IRLP riwf isu parameter S107 1 10 10 IRLP risu iwf parameter S112 0 255 0 SBD upload message sequence number high byte Yes S113 0 255 0 SBD upload message sequence number low byte Ye...

Page 130: ...ue in unit S126 0 255 2 Bitmap register 0 Ignore Dn command specified reaction to DTR ON to OFF transitions Disconnect as reaction to Hn command OK response given 1 Ignore Dn command specified reactio...

Page 131: ...0 Data call connection established at 600 bps 10 CONNECT 2400 Data call connection established at 2400 bps 11 CONNECT 4800 Data call connection established at 4800 bps 12 CONNECT 9600 Data call connec...

Page 132: ...NONE Data call connected with no data compression as verbose DR V42B TD Data call connected with V 42bis compression enabled on transmit direction as verbose DR V42B RD Data call connected with V 42bi...

Page 133: ...ication unsolicited if enabled as verbose CDS length CR LF pdu PDU mode SMS STATUS REPORT message indication unsolicited if enabled as verbose CMS ERROR error SMS command failed Table 10 Iridium Speci...

Page 134: ...hould confirm the type of Iridium device to which it is connected Table 11 Unit Identification To A3LA R from DTE To DTE from A3LA R Description AT CGMI Get manufacturer name Iridium OK AT CGMM Get mo...

Page 135: ...will power up the A3LA R wait for the A3LA R to acquire the network and send a 70 byte message see Table 13 Table 13 Power on to Send an SBD Message To A3LA R from DTE To DTE from A3LA R Description W...

Page 136: ...ns SBDREG 2 0 A3LA R is now registered AT SBDREG Query the A3LA R registration status SBDREG 2 A3LA R is registered AT SBDMTA 1 Enable SBD ring indications from A3LA R to DTE OK E 5 SBD AUTOMATIC NOTI...

Page 137: ...verifies its registration state and enables automatic registration using the Ask mode see Table 16 Table 16 SBD Automatic Notification Automatic Registration To A3LA R from DTE To DTE from A3LA R Des...

Page 138: ...is a sequence of commands that can be used to establish the connection see Table 18 Table 18 Answer a Data Call To A3LA R from DTE To DTE from A3LA R Description RING Indicates arrival of call request...

Page 139: ...ut of the two commands as well as the Extended Ring Message can be combined to provide a more detailed definition of the call state than any one of the results provides by itself Table 20 Coordinate C...

Page 140: ...Call State CLCC Response CPAS Response Extended Ring Message Ringing Data CLCC 004 CPAS 003 CRING DATA In call Voice CLCC 000 CPAS 000 or 003 n a In call Data CLCC 000 CPAS 004 n a On hold Voice CLCC...

Page 141: ...the A3LA R 4 Keep the power cable between the A3LA R and the power source as short as possible 5 Use both power input pins on the multi interface connector Power consumption of the A3LA R can be divi...

Page 142: ...ure 6 Average Current Drawn During Standby Figure 7 Average Power Consumption During Standby 0 5 10 15 20 25 30 35 Voltage DC 0 000 0 025 0 050 0 075 0 100 Current A 4 0V to 5 5V 5 0V to 32V 0 5 10 15...

Page 143: ...rage Current Drawn During a Data Switch Call Figure 9 Average Power Consumption During a Data Switch Call 0 5 10 15 20 25 30 35 Voltage DC 0 000 0 125 0 250 0 375 0 500 Current A 4 0V to 5 5V 5 0V to...

Page 144: ...age Current Drawn During an SBD Transmission Figure 11 Average Power Consumption During an SBD Transmission 0 5 10 15 20 25 30 35 Voltage DC 0 000 0 125 0 250 0 375 0 500 Current A 4 0V to 5 5V 5 0V t...

Page 145: ...age Current Drawn During an SMS Transmission Figure 13 Average Power Consumption During an SMS Transmission 0 5 10 15 20 25 30 35 Voltage DC 0 000 0 125 0 250 0 375 0 500 Current A 4 0V to 5 5V 5 0V t...

Page 146: ...rrent Drawn During a Voice Call Using DPL Handset Figure 15 Average Power Consumption During a Voice Call Using DPL Handset 0 5 10 15 20 25 30 35 Voltage DC 0 000 0 375 0 750 1 125 1 500 Current A 4 0...

Page 147: ...uting the 66 satellite constellation The near polar orbits of the Iridium constellation provide truly real time and global coverage from pole to pole Figure 16 Iridium Network Major Components The Iri...

Page 148: ...s perform call connection setup and administrative duties such as billing and resource management The satellite constellation provides connectivity between users from a user to the Iridium system gate...

Page 149: ...4 kilobits per second kbps The connection time involving user authentication and handshaking or modem training can range from 15 to 30 seconds For an Iridium to Iridium call dial up data service offe...

Page 150: ...lly dials and initiates a connection with the Iridium gateway through the Iridium satellite constellation Because the Iridium modem is requesting to establish a data connection the switch at the gatew...

Page 151: ...networking setup for a landline telephone The only difference is that the dialed telephone number is an international number provided by Iridium Figure 19 illustrates how an Iridium internet call is...

Page 152: ...ridium modems where messages may originate from terrestrial sources Delivery methods and options are initially configured when the Iridium modem is first purchased and may be easily modified via webpa...

Page 153: ...modem training time 2 increased call connection quality reliability and maximized throughput and 3 protocol independence G 7 IRIDIUM GEOLOCATION The Iridium network makes calculations of the geograph...

Page 154: ...esponsible for compliance could void the user s authority to operate the equipment CE Compliance The 9523 when marked with the CE symbol complies with the European Community Council Directive for R TT...

Page 155: ...A3LA R MIL MOD User Guide Version B Document Number 451 93156 001A 155 of 159 APPENDIX I CERTIFICATE OF COMPLIANCE Figure 20 Certificate of Compliance...

Page 156: ...s Failure to comply can result in the imposition of fines and penalties the loss of export privileges and termination of your contractual agreements with NAL Research The export and re export of NAL R...

Page 157: ...TIONS Operating Frequency 1616 to 1626 5 MHz Duplexing Method TDD Multiplexing Method TDMA FDMA Link Margin 12 dB average Average Power during a Transmit Slot Max 7 W Average Power during a Frame Typi...

Page 158: ...RH K 5 DATA I O SPECIFICATIONS Dial Up Data RUDICS 2 4 kbps average Direct Internet 2 4 kbps average Short Burst Data 1960 bytes for mobile originated and 1890 bytes for mobile terminated Short Messag...

Page 159: ...A3LA R User Guide Version A Document Number 451 93156 001A 159 of 159 APPENDIX L MECHANICAL DRAWING Figure 21 A3LA R Mechanical Drawing...

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