Contents Contents .............................................................................................................................. 3 1 Introduction .................................................................................................................. 6 1.1 About eCall / ERA GLONASS ................................................................................................................. 7 1.2 eCall definitions .................................................................................................................................... 7 2 IVS system and eCall conformity ................................................................................. 8 2.1 eCall AT interface summary .................................................................................................................. 9 2.2 Table of timings (eCall Release 2 and 3) .............................................................................................. 10 3 eCall control through AT interface ............................................................................ 11 3.1 AT+UECALLSTAT ................................................................................................................................ 12 3.1.1 Read configuration: AT+UECALLSTAT? ....................................................................................... 12 3.1.2 Force the configuration in cache: AT+UECALLSTAT=0/1/2 ........................................................... 13 3.1.3 Restore configuration in cache: AT+UECALLSTAT=3 .................................................................... 13 3.2 AT+UECALLTYPE ................................................................................................................................ 14 3.3 AT+CECALL ........................................................................................................................................ 16 3.4 AT+UDCONF=90 ................................................................................................................................ 17 3.4.1 eCall test number: AT+UDCONF=90,1[,,] ......................................................... 17 3.4.2 eCall reconfiguration number: AT+UDCONF=90,2[,,] ....................................... 17 3.4.3 eCall T3242 duration: AT+UDCONF=90,11, ..................................................... 17 3.4.4 eCall T3243 duration: AT+UDCONF=90,12, ..................................................... 17 3.5 AT+UECALLDATA ............................................................................................................................... 18 3.5.1 Activation: AT+UECALLDATA=1,, ................................................ 18 3.5.2 In-band Modem status events: +UUECALLDATA: .......................................................... 18 3.5.3 MSD update: AT+UECALLDATA=2,, ............................................... 19 3.5.4 Examples ..................................................................................................................................... 19 3.6 AT+UECALLVOICE .............................................................................................................................. 20 3.6.1 Internal voice control ................................................................................................................... 21 3.6.2 Configurable internal HLAP timers (eCall Release 4) ..................................................................... 23 4 eCall examples ............................................................................................................ 25 4.1 eCall session dynamic view: end-to-end In-band signaling .................................................................. 25 4.1.1 MSD transfer in push mode ......................................................................................................... 25 4.1.2 MSD update in TX idling mode .................................................................................................... 26 4.2 eCall control examples ........................................................................................................................ 27 4.2.1 Simple MSD transfer in push mode ............................................................................................. 27 4.2.2 MSD update on PULL request, with transmitter reset and microphone control ............................ 28 4.2.3 Answer to PSAP callback ............................................................................................................. 29 4.3 eCall configuration examples .............................................................................................................. 30 4.3.1 eCall initiation (eCall Release 2 vs 3) ............................................................................................ 30 4.3.2 eCall-only mode with an eCall-enabled USIM .............................................................................. 31 eCall / ERA GLONASS - Application Note UBX-13001924 - R09 Contents Page 4 of 62 4.3.3 Force the eCall-only mode with a not eCall-enabled USIM .......................................................... 32 4.3.4 Force the eCall without registration restrictions with a not eCall-enabled USIM ........................... 32 5 ERA-GLONASS additional features and use cases .................................................... 33 5.1 MSD transfer by SMS .......................................................................................................................... 33 5.1.1 MSD SMS transmission in PDU mode .......................................................................................... 33 5.2 SIM/eUICC profile switch .................................................................................................................... 35 5.2.1 Example of management of eCall transaction with temporary eUICC swap to emergency profile 35 6 eCall / ERA GLONASS In-band Modem simulation system ...................................... 37 6.1 PSAP simulator ................................................................................................................................... 37 6.1.1 Software & hardware requirements ............................................................................................. 37 6.2 IVS system .......................................................................................................................................... 38 6.2.1 Software & hardware requirements ............................................................................................. 38 6.3 m-center software .............................................................................................................................. 38 6.3.1 IVS simulator ............................................................................................................................... 39 6.3.2 PSAP simulator ............................................................................................................................ 43 6.4 eCall / ERA GLONASS system setup .................................................................................................... 45 6.4.1 PSAP simulator connecting with the PSAP GSM modem .............................................................. 45 6.4.2 Starting the PSAP simulator ......................................................................................................... 45 6.4.3 IVS simulator connecting with the IVS GSM modem .................................................................... 45 6.4.4 Starting the IVS simulator ............................................................................................................ 45 6.4.5 IVS In-band Modem setup without IVS simulator ......................................................................... 47 6.5 Running the eCall simulation .............................................................................................................. 47 6.5.1 eCall simulation example (without IVS simulator) ......................................................................... 47 6.5.2 Callback example ........................................................................................................................ 49 Appendix .......................................................................................................................... 50 A List of Acronyms ......................................................................................................... 50 B PAN European eCall IVS test list ................................................................................ 51 B.1 NAD Protocol ...................................................................................................................................... 51 B.2 In-band modem conformance ............................................................................................................ 51 B.3 High-level application protocol ........................................................................................................... 52 C ERA-GLONASS IVS test list ......................................................................................... 54 C.1 IVS functional and data transfer protocols test methods ..................................................................... 54 C.1.1 IVS tests in regard to functional requirements ............................................................................. 54 C.1.2 IVS tests in regard to requirements of data exchange protocols ................................................... 54 C.2 IVS tests for compliance with the established requirements for electromagnetic compatibility and resistance to climatic and mechanical loads ................................................................................................... 55 C.2.1 IVS tests for compliance with the established requirements for electromagnetic compatibility ..... 55 C.2.2 IVS tests for compliance with the established requirements for resistance to climatic loads .......... 55 C.2.3 IVS tests for compliance with the established requirements for resistance to mechanical loads .... 56 C.3 IVS tests for conformity to quality requirements for loudspeaker communication in vehicle cabin ....... 56 eCall / ERA GLONASS - Application Note UBX-13001924 - R09 Contents Page 5 of 62 C.4 IVS tests for conformity to accident detection requirements .............................................................. 56 C.5 IVS tests for wireless communication modules .................................................................................... 57 C.5.1 IVS tests in regard to implementation of GSM modem functions ................................................. 57 C.5.2 IVS tests in regard to implementation of UMTS modem functions ............................................... 57 C.5.3 IVS tests in regard to implementation of in-band modem functions ............................................. 58 C.6 IVS tests for navigation modules ......................................................................................................... 58 D eCall flag ..................................................................................................................... 59 Related documents .......................................................................................................... 60 Revision history ................................................................................................................ 61 Contact .............................................................................................................................. 62

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