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Huawei ME909u-521 User's Manual

1. AT command 2 Ignore AT i i command2 i eturn results of AT command 1 AT command 3 Process AT command 3 lt Return results of AT command 3 Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 10 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview Example AT CPIN All AT commands entered during CPIN READY A this period of time will be ignored OK Y AT CMGL 4 CMGL 0 3 19 A 07813108608805 F911320B813109730116 F20000 A705B3D84C4603 CMGL 1 2 18 07813108608805 F931FF0B813109730155 F30000 A704F4F29C0E CMGL 2 2 18 07813108608805 F931FF B813109730155 F30000 A 704FA4F29COF CMGL 3 2 28 All AT commands entered 07813108608805 F931FF B8141097 during this period of time wilBF69B5FA 4 D36CBC 168 be ignored CMGL 4 2 24 07813108608805 F931 FF0B813109730155 F30000 A70BB 05C2D5DB 7C1D4ECB 4 1A CMGL 5 2 22 07813108608805 F931 FF B813109730155 F30000 A7096 E333 B8DCBE 77079 CMGL 6 2 22 07813108608805 F931FF0B813109730155 F30000 A70930598 D26A7DBDF 68 OK y Some special AT commands can be aborted by new AT commands Such special commands are called abortive commands The ME909u 521 supports the following abortive AT commands e The AT COPS Set command e AT CLCK Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd H Ws HUAWEI
2. Check the validity of the index 5 5 Deleting Short Messages 5 5 1 Reference Process Command Description AT CMGF 0 Set the message format to PDU mode OK AT CMGL 4 List all short messages PDU mode CMGL 6 2 30 0011000A917179876213000 0A713C8329BFD6681 DOEF 3B282C2F83F2EFFAOF CMGL 11 1 36 0791947106004013240C919 47159826990000030804131 15748013C8329BFD6681D0 EF3B282C2F83F2EFFAOF OK AT CMGD 1 Delete the message stored in storage location 1 OK e Either all messages stored in the preferred message storage or a message stored in the specified storage location in the preferred message storage can be deleted e Allread or unread messages that have been received can be deleted e f no messages are stored in the preferred message storage OK is returned when the action to delete messages is completed e Meanings of the DelFlag value 1 Delete all read messages in the preferred message storage and keep the unread sent and unsent messages Huawei Proprietary and Confidential eeu ON Keo Le EUR Copyright Huawei Technologies Co Ltd 34 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios 2 Delete all read and sent messages in the preferred message storage and keep the unread and unsent messages 3 Delete all read sent and unsent messages in the preferred message storage and keep the unread messages 4 Delete all me
3. Wz HUAWEI HUAWEI ME909u 521 LTE LGA Module Application Guide Issue 01 Date 2013 07 05 Huawei Technologies Co Ltd provides customers with comprehensive technical support and service For any assistance please contact our local office or company headquarters Huawei Technologies Co Ltd Huawei Industrial Base Bantian Longgang Shenzhen 518129 People s Republic of China Tel 86 755 28780808 Global Hotline 86 755 28560808 Website www huawei com E mail mobile huawei com Please refer color and shape to product Huawei reserves the right to make changes or improvements to any of the products without prior notice Copyright Huawei Technologies Co Ltd 2013 All rights reserved No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co Ltd The product described in this manual may include copyrighted software of Huawei Technologies Co Ltd and possible licensors Customers shall not in any manner reproduce distribute modify decompile disassemble decrypt extract reverse engineer lease assign or sublicense the said software unless such restrictions are prohibited by applicable laws or such actions are approved by respective copyright holders under licenses Trademarks and Permissions Wiz w HUAWEI Huawei and are trademarks or registered trademarks of Huawei Technologies Co Ltd Other trademarks product servi
4. linear fixed structure EFsms CRSM 105 129 indicates a Read command file on the SIM card error occurred Files with a transparent structure should be AT CRSM 178 12258 0 0 OK read using 176 READ 10 BINARY Update the content of the The PSW indicates that the linear fixed structure EFsms CRSM 105 130 security conditions were not file on the SIM card met To update the EFsms AT CRSM 220 28476 1 4 OK file the correct PIN is 176 1111 7F10 required Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd au Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Sleeping and Waking Up Application Scenarios As an embedded component in the host the module also consumes power which increases the power consumption of the integrated product Therefore the most important task of power management is to reduce the power consumption of the integrated product by enabling the module s sleep mode when necessary The host and the module need to wake each other up from sleep if communication is required Therefore another task of power management is to provide a wake up control mechanism for the host and module Power management involves three parts the host system software including the USB driver UART driver GPIO driver sleep mechanism functions connection hardware between the host and module and
5. than the temperature protection threshold the module enables thermal protection The module turns off its RF and reports to the host ATHERM 0 When the temperature is lower than the temperature protection hysteresis threshold the module disables thermal protection turns on its RF and reports to the host 9 1 1 Troubleshooting None 9 2 Thermal Protection Process When the module s temperature is lower than 99 C the module works normally When the module s temperature is higher than 99 C the module enables thermal protection turns off its RF transmission and presents the THERM 1 indication When the module s temperature is lower than 85 C the module Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 98 Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Thermal Protection Application Scenarios disables thermal protection turns on its RF transmission and presents the ATHERM 0 indication Notes e During an emergency call if thermal protection is enabled the module will present an indication but will not take thermal protection actions such as turning off its RF or shutting down e After thermal protection is enabled users cannot make emergency calls e Thermal protection is designed to protect the module from being damaged by overtemperature To work in high temperature environments both the module and its peripheral components must be
6. OK Lists all phonebook entries from location x to location y AT CPBR x y Correct response The ending location is greater lt GPBR than the greatest phonebook entry index 1 491765864491 145 John Smith CPBR 2 445564854245 145 Ashley Jones CME ERROR N invalid index OK 6 3 2 Troubleshooting Possible Error Scenario IM Solution CME ERROR SIM Phonebook initialization has busy not completed Try again later Error information is returned in response CME ERROR SIM PIN to one of the previous required Enter the correct PIN commands ET a PUK required Enter the correct PUK Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd HUAWEI ME909u 521 LTE LGA Module Cw Huawei Application Guide Phonebook Application Scenarios Scenario Possible Error Information Solution AT CPBR lt index1 gt index CME ERROR invalid The index is invalid Check that index 1 is within the supported range lt index2 gt index AT CPBR lt index1 gt CME ERROR invalid The index is invalid Check that index 1 and index 2 are within the supported range and that index 1 is not greater than index 2 AT CPBR lt index1 gt found CME ERROR not No entries are found in the storage locations in index 1 Check that there have been entries successfully written int
7. PDU packets Therefore in PDU mode the AT CSCA command is optional To use the SMS features specified in the GSM 07 05 Phase 2 the AT CSMS command must be used to enable the features Use the AT CNMI command to set the unsolicited indications Use the AT CPMS command to select the preferred short message storage SIM or ME The ME909u 521 supports only the SM SIM card storage Use the AT CGSMS command to select the MO SMS bearer domain PS or CS domain For ME909u 521 the CS domain is the preferred MO bearer domain Figure 5 3 SMS initialization process part 1 SMS initialization number of China Mobile s Set the SMSC address to the SMSC Shenzhen Branch Query the ssc address AT CSCA AT CSCA 8613800755500 Example SMSC address is not specified Require the message service type Set the message service type AT CSMS 1 AT CSMS CSMS 0 1 1 1 OK CSMS 1 1 1 OK Huawei Proprietary and Confidential a Copyright Huawei Technologies Co Ltd 27 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Figure 5 4 SMS initialization process part 2 Enable the notification of new messages Query the unsolicited indication state AT CNMI AT CNMI 2 1 2 2 0 Default values CNMI 0 0 0 0 0 OK Query the preferred storage for the curren
8. RI HERR une RAE ee PURRE RR ERR Ru eEEE 15 2 2 2 Troubleshooting EE 15 2 3 Network Service Operations 0 ecccceccceceseceeceeeeeceeeeneeeaaeeeeaaesaacesaeeeeaaesaaaeseseeesaesseaaeeeeeaeeneeeees 16 PES DapuIteEMERUDEM 16 2 3 2 TYOUDISSNOOTING E 17 3 Network Searching and Registration Application Scenarios eee 18 3 1 Searching and Registering Network sssssssssssssesseeeee enne ennt enne 18 3 171 Reference PrOCOSS uer t crt cad necu ei eg seen cn a ue E E 18 3 1 2 Tro bleshooting ettet metae tuat tegere d net E d Tert dea a La neve eek Apo DES 20 AECM Application Scenarios sinisiin an soei s 21 4 1 EGM NET 21 4 1 1 Reference Process x sci eere ect epe ce tree depu e eene ede hits nac ed nu Cea diated atch 21 AT TKOUDISSNOOUING Pc 22 4 2 Querying the Dial up Connection State sse nennen nnne 22 4 2 1 Reference Process esee aedi sete pee cnet re dented niue redu ce sna i 22 A272 TroubleshoOlllig oae nn tcr t E trn t tcu ege un ng RR e ER E 23 4 3 Disconnecting the Dial Up Connection sessssssssseseseseeeen enne enses 23 4 9 1 Reference Process imer tendere pete coe eei eL de Ee e ena ane eere dpi 23 Huawei Proprietary and Confidential ipsu tT 59 le O09 Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Contents 4
9. Technologies Co Ltd 15 W HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Initialization Application Scenarios 2 3 Network Service Operations 2 3 1 Reference Process Command AT CFUN CFUN 1 OK AT CPIN CPIN READY OK AT HCSQ AHCSQ WCDMA 30 30 58 OK AT COPS COPS Network status information OK AT COPS 0 OK AT CREG CREG 0 1 OK AT CREG 1 OK Description Query a module s current mode 1 indicates online mode Query whether a module s SIM card is password protected READY indicates that the SIM card is ready Query the network signal quality Return the current network selection mode information about the operator with which the module is registered and the wireless access standard For example COPS 1 0 China Mobile Com Automatically search for networks Query the state of the currently registered network Set the CREG unsolicited indication Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 16 Wis HUAWEI ME909u 521 LTE LGA Module HUAWE Applicatio n Guide Initialization Application Scenarios 2 3 2 Troubleshooting Scenario Possible Error Information Solution AT COPS CME ERROR SIM failure NQ IM card is detected Insert AT CREG CME ERROR SIM failure NQ IM card is detected Insert Issue 01 2013 07 05 Huawei Proprietary an
10. able to resist the same temperature Huawei Proprietary and Confidential pelea MeO ree coe Copyright Huawei Technologies Co Ltd gt Ws HUAWEI ME909u 521 LTE LGA Module Module Powering Off and Resetting Application Huawei Application Guide Scenarios 1 0 Module Powering Off and Resetting Application Scenarios 10 1 Restarting the ME 10 1 1 Reference Process Command Description AT CFUN 1 1 Restart the module OK The ME can be reset or restarted using the AT CFUN command After the restart the module must register with the network and authenticate its SIM card s PIN 10 1 2 Troubleshooting None 10 2 Power Off ME 10 2 1 Reference Process Command Description AT MSO Power off the module OK After the command is received the module will only do the preparative work of power off such as deregister The host should cut off the power in order to finish the power off operation Huawei Proprietary and Confidential eeu ON Keo Le EUR Copyright Huawei Technologies Co Ltd 64 Ws HUAWEI ME909u 521 LTE LGA Module Module Powering Off and Resetting Application HUAWEI Application Guide Scenarios 10 2 2 Troubleshooting None Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 8y Issue 01 2013 07 05 4 HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Appendix Appendix 11 1 Relative Documents 1 HUAWEI ME909u 521 LTE LGA Module AT Com
11. have not exchanged data in 5 seconds the USB driver will enable the port s suspend feature stopping SOF data packages being sent and suspending the USB controller This enables the USB to vote to agree the module s sleep Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 90 Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Note If the USB driver used is developed by users or is integrated with external application ensure that the USB driver supports the USB suspend features including selective suspend and global suspend as defined in the USB standard 8 3 3 UART and Sleep UART is an important communication channel between the module and the host If the host uses UART a TTL level Interface it can connect to the module s UART directly If the host uses RS232 it can connect to the module s UART through a conversion chip such as MAX232 Note If the module is in sleep state the host send data to module only by UART that can t wakeup the module It must be used with WAKEUP_IN pin 8 3 4 Module Wake up RF periodically wakes up the module based on the DRX cycle depending on the actual configuration of the network system as shown in Figure 8 5 Other aperiodic events include 1 The host sends data using USB or pulls WAKEUP_IN up 2 Changes on the network for example an incoming call an incoming
12. module enters LPM mode using the command AT CFUNZ 0 while the RF will enter DRX mode without being turned off when the module is in sleep mode For more details refer to HUAWE ME909u 521 LTE LGA Module AT Command Interface Specification The module enters sleep mode automatically when the sleep task detects that all other tasks agree on the module s sleep The sleep period of the module depends on the current working state and circumstance The period may last for several seconds or up to several minutes Huawei Proprietary and Confidential 55 esu QT A59 TS Or Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Figure 8 6 Sleep procedure r disapprove Vote verification Do all tasks approve of the sleep Yes Module goes to sleep Module wakes up Other tasks RF USB SIM UART Sleep task rrerrerpu ee ece A ee ele 8 3 2 USB and Sleep USB is an important communication channel between the module and the host According to the USB protocol normally a hub or a root hub periodically sends Start of Frame SOF data packages one data package per ms using full speed USB and one package per 125 us using high speed USB Through this mechanism USB always votes to stop the module from entering sleep mode When the USB driver provided by Huawei detects that the module and the host
13. the module s software wake up mechanism This chapter is mainly concerned with the module s software wakeup mechanism including the wake up principle how USB related events impact on the waking up of the module and remotely waking up the module and how the module remotely wakes up the host This chapter briefly describes the power management related connection hardware between the host and module This chapter does not describe the host system software For example if the host runs on a Windows or Mac system Huawei will provide a USB driver program corresponding to the module If the host runs on an Android system Huawei will provide HUAWEI Module Android RIL Integration Guide for users to configure the USB based wakeup function of the module If the host runs on a Linux system power management is supported only when the Linux Kernel version is 2 6 35 or later This document describes typical module application scenarios A host can be designed based on the actual system features and the application scenarios of the module to reduce power consumption of both the module and integrated product After the host is designed as recommended by this document the module s power consumption and the whole unit s power consumption can meet the performance requirements For details see related description in the product manual Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 51 Issue 01 2013 07 05 Ws HU
14. therein HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide About This Document About This Document Revision History Document Date Chapter Description Version Huawei Proprietary and Confidential 150S MeO ree coe Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Contents Contents IP EV 16 W e 7 1 1 Conventions and Definitions srira aiaa aaa 7 ineEenT Aun 7 T 1 2 Definitions o5 oco oett uomini 7 1 2 Organization of This Document 1er tet tad aeter co a Re Leda cde 8 1 3 Basic AT Command Processing Principles essssssssesee eee 9 L qoc c P 9 1 3 2 AT Command Processing Mechanism ssssssssssseeeenennene enne nns 9 1 3 3 Recommended Timeout Mechanism for AT Commands Processed by a Host 12 2 Initialization Application Scenarios re itiiererises sait dtesr assa pas pa trema a Pains ey sa VERS Rae R Rich 14 2 1 Startup Indication SYSS TART attente tart eadeni Dpto tege dee idees Dee teeta aua 14 2 1 1 Reference Process uere tt reae tita te ha bea ran Ee Re de ERR bdeunexsieey 14 2 12 Troubleshooting ERR 14 2 2 Querying Basic Infortmiation c nter eter ttt eb Er dr Y oua sek e LE ER adn paga 15 2 2 1 Reference Process nanye ee e ge tie Re IRURE HAE
15. will not be presented in offline mode 2 1 2 Troubleshooting Possible Error Scenario Information Solution The module presents n SYSSTART during startup Indicate that the If SSYSSTART is presented module has been repeatedly send the module aeni ENSS TART again reset to the specified repair center Issue 01 2013 07 05 Huawei Proprietary and Confidential 14 Copyright Huawei Technologies Co Ltd W HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Initialization Application Scenarios 2 2 Querying Basic Information 2 2 1 Reference Process Command AT GMR CGMR Software version OK AT GMI CGMI Manufacturer Identification OK AT GMM CGMM Model identification Description Query software version Software version e g 11 103 03 00 00 Query manufacturer identification For example Huawei Technologies Co Ltd Query model identification For example ME909u 521 OK AT GSN CGSN Query product IMEI IMEI For example 865261010004010 OK Note The previously listed commands are Query commands and cannot be used to configure settings 2 2 2 Troubleshooting Scenario Eus Poor Solution Information This error occurs when a f module s IMEI is not specified AT GSN CGSN AA ERROR memory This problem is solved after the IMEI is written into the module Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei
16. 1 250 20 16 OK Read all phonebook entries CPBR 1 491765864491 145 John Smith CPBR 3 441236548545 145 Emily Miller Read all the returned results Write phonebook Write a phonebook entry parameters to a specified location Write a phonebook Note If an entry already entry to a vacant location exists in the location the entry will be overwritten AT CPBW 44546465 AT CPBW 1 44546465 4568 145 Paul Williams 4568 145 Paul Williams CEM ERROR CEM ERROR memory full invalid index 6 3 5 Troubleshooting Possible Error Scenario Solution Information Error information is 4CME ERROR SIM Phonebook initialization has returned in response to busy not completed Try again one of the previous later Huawei Proprietary and Confidential RD MED Copyright Huawei Technologies Co Ltd 41 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Phonebook Application Scenarios Possible Error Scenario d Solution Information commands CME ERROR SIM PIN required Enter the correct PIN CME ERROR SIM PUK required Enter the correct PUK Error information is returned when writing an CME ERROR dial Check that the phone entry into the string too long number is not too long phonebook Error information is returned in response to CME ERROR invalid one of the previous index commands Check that the location index and
17. 3 2 TYOUDICSHOOUING Dom 23 5 SMS Application Scenarios 4 cessesesccasscaccassswavnsesisns snsdseasavensdsesnssansutvastacawnadesssadsacssoarsuianesssnanseass 24 eu m 24 5 2 Initializing SMS ETTE E 26 Dial Flererence Process a a E E S 26 O2 2 Troubleshooting apes kiaina Een E aa A aA AES AA Rea ERE uso 29 5 3 Sending Short Message ssssssssssssssseseseeeenee nennen tnnt tenr ensis nnns intense nnns nnns sinn nnne nnns 29 5 3 1 Hererence Process uei aille a e Does oix uide dpud 29 5 3 2 Troubleshooting s t rot hti teretes cote e tacere te eb ee io cinese tem Eutr tarte Eu Eve e ERE uos 31 5 4 Reading Short Messages sssssssssssssseseseeseseene entrent tent entren ns sn trt r enne sensisse tenens 32 5 41 Bierererce Processi oce e eerie Pose dete t im ien nite e etn enr 32 54 2 Troubleshootitig uite ette ete ertet eunte ete s temas E 34 5 5 Deleting Short Messages ssssssssssssssseseeeeee nennen entente nsn tr ssi adiar eeina dai 34 5 5 4 Hererence Process ocio ete ete nist aee ibena tile Poeta aient iie 34 5 5 2 Troubleshooting iiti cte Ceo eta ette ee eren teat e tcu t dte rct ea ER ues 35 6 Phonebook Application Scenarios usic cccsccssensessscecnssssaatensssasesssussssastacassssccseisacssoatseseusenessasense 36 Ee EEUU 36 6 2 Memory Operations eite entender idee unkankan ada dide obli E age RD L edad estas RE ue Edda da FH UBL
18. 46 Fe PERO CN alien e 46 Vestis mm 47 7 2 RSM Command iiic tart dne tee dita eo prae aute edad dap e ande ne a an Co ea ER d RR adds 48 7 2 1 R eterence ProCce88 onore ite s Fee oe e tanen ene E Poe buen amen en ga ds 48 Huawei Proprietary and Confidential ipsu Neola O09 Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Contents 1 2 2 WOUDIESNOOUNG inttr tette rt tutte io veu Ease Fern Eua erae ERR Eu ER Eus 50 8 Sleeping and Waking Up Application Scenarios eee eere 51 8 1 Hardware Intent aces in oreet irae npe a eR OR M eMe K SQ RA ARN a ex M AEE 52 9 2 Sequence Diagram diee tin ident ce tnt l taedia de Pod E Re aaia daadaa iaae augue 53 8 3 Software Interfaces i edes editar cadunaesenciaiiagcadaduenstasdhes cadaaa eenduxiasuadanaeachsediies cadenapsenatibaceeda 54 PECES ddls eej e EE 54 8 3 2 USB and Sleep 56 8 3 3 UART and Slee piraino EE 57 8 3 4 Module Wake up rr tite tenerte RAA EES RAEE RARA 57 8 3 5 Host Woken up by Module sssssseseeeenene een eee en nennen nenne entren 57 8 4 Application Scenarios System with USB Connection only ssssesseeeenen 59 8 4 1 Hardware Gornnection z ic edite etd ehe ende bh dd eae eu da Rn e bR adea rur den ARANAN ERA T anaes 59 8 4 2 Software ProCOdure is wes sciaseecasiasancdesadecc
19. AWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Sleeping and Waking Up Application Scenarios 8 1 Hardware Interfaces The module communicates with the host using mainly USB or UART For details about pins related to power management see Table 8 1 For corresponding interface numbers and reference design for the pins see Hardware Guide for each product Table 8 1 Power management related pins Interface Pin name Direction Functional Description Diagram PCIE When a wake up source arrives this pin output a low level voltage pulse lasting for 1s during which if other WAKE Output wake up sources arrive the module will ignore the later wake up requests In other words the module will not output a second pulse during this 1s Figure 8 1 LGA When a wake up source arrives this pin output a high level voltage pulse lasting for 1s during which if other WAKEUP OUT Output wake up sources arrive the module will ignore the later wake up requests In other words the module will not output a second pulse during this 1s Figure 8 2 LGA When the pin carries a high level voltage the states of the module are as follows The module will be prohibited to enter sleep mode if the module is awake The module will be woken up if the WAKEUP IN Input module is in sleep mode When the pin carries a low level voltage the module is allowed to enter sleep mode By default the pin is set to
20. CK SC 2 Request the SIM card state CLCK 0 CLCK 0 means that the SIM card is not blocked OK AT CLCK SC 1 lt pwd gt OK AT CPIN lt pwd gt OK AT CPIN CPIN READY Enable PIN authentication lt pwd gt specifies the PIN See note 1 Request the PIN after the module restarts Request the PIN state Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 46 Ws HUAWEI ME909u 521 LTE LGA Module Application Guide SIM Operation Application Scenarios OK AT CLCK SC 2 CLCK 1 OK AT CPWD SC lt oldpwd gt 1234 OK AT CPWD SC 1113 1233 CME ERROR incorrect password AT CPWD SC 3333 1233 CME ERROR incorrect password AT CPWD SC 4711 1233 CME ERROR SIM PUK required AT CPIN CPIN SIM PUK OK AT CPIN 12345678 0000 OK Notes Request the SIM card state CLCK 1 means that the SIM card is not blocked Change the PIN 1234 will be the new PIN Enter an incorrect PIN first attempt Enter an incorrect PIN second attempt Enter an incorrect PIN third attempt Check whether the password is requested Enter the SIM PUK and specify the new SIM PIN activate new SC lock e After PIN authentication is enabled using CLCK the module must be restarted for the change to take effect e Either CPIN or CPIN can be used to authenticate the PIN 7 1 2 Troubleshooting P
21. INPUT PD which is the software detects a low level voltage on the pin when the pin is not connected Figure 8 3 LGA Indicate the state of the module When the pin carries a high level SLEEP STATUS Output voltage the module is in working T mode When the pin carries a low level voltage the module is in sleep mode Figure 8 4 Note The PCIE interface does not support UART Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 52 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios 8 2 Sequence Diagram Figure 8 1 WAKE PIN output sequence Predefined wake up source comes in WAKE High level High level Low level Operating state Sleep state Module status Figure 8 2 WAKEUP OUT PIN output sequence Predefined wake up source comes in WAKEUP OUT Low level Low level Operating state Module status Sleep state Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 95 Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Figure 8 3 WAKEUP_IN PIN input sequence High level WAKEUP IN Low level Low level Operating state Sleep State Module status P f Sleep State Other modules that have the vote right approve of the modu
22. ME909u 521 LTE LGA Module Huawei Application Guide Overview Example Before the results of AT COPS is returned enter any characters AT COPS 1 2 23415 such as AT the module will terminate the processing of OK AT COPS and return OK The entered characters are used to abort the command only Some commands can be executed when SIM card is inserted It would return to SIM failure if SIM card is not inserted For more information see Property Description of related AT in HUAWEI ME909u 521 LTE LGA Module AT Command Interface Specification Example AT CREG CME ERROR SIM failure Note SIM failure indicate that SIM card is not inserted 1 3 3 Recommended Timeout Mechanism for AT Commands Processed by a Host A module processes AT commands in series Do not send another AT command before the result for the current command is returned or the current command times out except when the current command is an abortive AT command The following table lists AT command timeout durations starting from the time when an AT command arrives at a port Table 1 1 AT command timeout duration AT Command Timeout Duration General AT commands 30s AT CMSS AT CMGS used to send text 60s messages AT COPS used to search for networks 120s After an AT command times out it is recommended that the host check whether the module is functioning normally The following procedure is provided for your
23. PUK required Enter the correct PUK No matches were found Check whether the current Bde ae phonebook storage has AT CPBF lt findtext gt found entries that match the search criterion 6 5 Querying User Number 6 5 1 Reference Process Command Description AT CNUM Query the SIM number CNUM lt alpha1 gt lt number1 gt lt type1 gt CNUM lt alpha2 gt lt number2 gt lt type2 gt OK Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd T Issue 01 2013 07 05 Wis HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Phonebook Application Scenarios 6 5 2 Troubleshooting Scenario Bosede Bong Solution Information Error information is returned in response to one of the previous commands CME ERROR SIM busy Phonebook initialization has not completed Try again later CME ERROR SIM PIN required Enter the correct PIN CME ERROR SIM PUK required Enter the correct PUK 6 6 Setting the TE s Character Sets 6 6 1 Reference Process Command AT CSCS CSCS IRA GSM UCS2 OK AT CSCS CSCS IRA OK AT CPBR 1 CPBR 1 0123456789 129 HUAWEI OK AT CSCS UCS2 OK AT CPBW2 1 0123456789 129 00 4800550041005700450049 Description Query the character sets supported by the UE Query the current character set Read the first phonebook entry The TE character se
24. Sleeping and Waking Up Application Scenarios the cache when the host is in sleep mode and reported to the host when it wakes up OK 8 4 3 Advantages With software configuration while the system requirements calling and text messages are met the number of times the host is woken up by unsolicited messages and consequently the power consumption are reduced 8 5 Application Scenarios System with USB and WAKEUP_OUT A host running Android with support for text messages but not USB remote resume or voice calling 8 5 1 Hardware Connection The host must connect to the module using USB and WAKEUP_OUT pins 8 5 2 Software Procedure Command Description ATSWAKEUPCFG Query the parameter range of WAKEUPCFG WAKEUPCFG 0 1 0 3 0 15 OK ATAWAKEUPCFG 1 1 14 Configure the module to make sure that text messages data and unsolicited messages can remotely wake up the host using the WAKEUP_OUT pin OK ATACURC Query the parameter range of CURC ACURC 0 2 OK ATACURC 2 820 1FFFFFFFFFFFFFFF The host wakes up from sleep if either of the following occurs The SIM card state changes such as the SIM card is removed SIMST the Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 9d Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios number of text messages exceeds the limit SMMEMFULL Othe
25. Td taa dod 36 6 24 Hererence Process iie ee eletto eem 36 6 2 2 Troubleshooting Errem 37 6 3 Reading Phonebook Entries 0 ccceeccceeesccceeeeeeceeeeeeeceeeeseeceeesaaeaeeeeaaeaeaesaaaaeeeseaeeeseseaeeeseeeaeeeees 38 OT ReterenGe Process oae aieibu eiie utut aieo ardiente ata de 38 6 3 2 Troubleshooting ere retirer eee donet sp eta bep ea e e a De end E da D EE danielle 39 6 3 3 Writing Deleting Phonebook Entries nennen 40 6 3 4 Bierererice Process eoe eite oie Ete pte Me neta in ente 40 6 3 5 Troubleshooting 2 ern scheet a E tete eei e aa Dort eds E 41 6 4 Searching for Phonebook Entries sesssssssssssssseseseeeeee enne nennen nennen nnne nennen 42 6 4 1 RFiererence Process uie eei tbesiundibettieiu a aid 42 6 4 2 Troubleshooting Tm 43 6 5 Querying User Number ccccceceeeceeeeeeeeeeeceaeeeeeaeseaeeseaeeeeaaeseaaeeeaeeecaaeeseaaeseeaeeseaeeesaeeseaaeeeeneeeaas 43 6 54 RENCE Process ocio eie elena 43 6 5 2 Troubleshooting EE CER 44 6 6 Setting the TE s Character Sets ssssssssssssssssssesseeeeeeene enne nnne nennen 44 6 6 1 ReTerenGe Process eoe aieibo eie utut aieo aris n Pott ird te uad ene 44 6 6 2 Troubleshooting 1 1 tetti Etre dantes ain escape ee d e aD rend ERE D EE deine 45 7 SIM Operation Application Scemarios c sescascesecaseassecscessencasessicessassecnassacesoessaceaceseasasoase 46 1 1 PIN Operations 2 to ditior a pea Ere CC pee tae EE
26. assaetiededacddvasiacate head car FR Ra e EYE detaid OVER ARR Fe MARRE RR TRE EYE RARE RR ed 59 9 4 3 Advantag6S iocos ite oe apaeutinn peasdeatue eite ii aei Lor Scc oeeieet ian 60 8 5 Application Scenarios System with USB and WAKEUP OUT sseseeeenerennen 60 8 5 1 Hardware Connection uesiaa eec naa erba erra ian ea bana SEU a dab arabe aa ee Ra ana TE PMR a RR A eR RR re Adeo Agra 60 8 5 2 Software Proced re eet exer eet irent g eene d un REKAAN d RR EN a NA ru PRAE MEER e nn ded 60 B5 S AGVANAGCS EE 61 8 6 System with Other Connection Methods cccceeesceceeeeeeeeeeeeeeeeeeeeeseaeeesaaeeeeaeeseeeesaeeesaeeeeeeeeaas 61 9 Thermal Protection Application Scenarios csscscscsscsssscssessessssssssssssssssssssessesseseesessesees 62 0 1 i es mE 62 S mesMets heebeEERM SUELE 62 9 2 Thermal Protection PrOGGSS eie eset ette terne sao dene ones da ad Lee ea aa epa o d REOR EE a aaa Seis 62 10 Module Powering Off and Resetting Application Scenarios eere 64 10 1 Restarting the ME eicere di iere eere tee ederet Ee ue eda oda EE dua cds 64 10 41 Reference PIOCGSS eene hne Fence er panne aa utate aaa aaa n Yo a Ree ne pua tuse A 64 10 1 2 Troubleshoollrig i io libe in e titi breui eser iin 64 102 used PE R 64 10 21 Reference PrOCOSS tpe tapete npn ntn ee nene haee uptake cedex baee er x gn Mena us eA RR 64 10 2 2 Troubleshoollrig sies faxes o o
27. ccid with a transparent structure 12258 is OX2FE2 the EFiccid file s FID CRSM 144 0 lt record gt After the command is processed successfully the EFiccid file s content OK record is returned AT CRSM 178 28476 1 4 176 7F10 Use an absolute path to read the first entry from the EFsms file on the SIM card s DFtelecom folder CRSM 144 0 record record is the content of the first entry The length of record is 176 bytes OK AT CRSM 192 12258 Get response of EFiccid Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd iis Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Application Guide SIM Operation Application Scenarios CRSM 144 0 lt response gt OK AT CRSM 214 28421 0 0 2 0012 CRSM 144 0 OK AT CRSM 220 28476 1 4 176 1111 7F10 CRSM 144 0 OK AT CRSM 242 CRSM 108 lt length gt lt status gt OK Notes lt response gt is the response data of EFiccid For details about lt response gt refer to the ETSI TS 102 221 protocol Update the content of the transparent structure EFli file on the SIM card Update succeeded Update the content of the linear fixed structure EFsms file on the SIM card Update succeeded Obtain the current directory information length indicates lt status gt s length in byte status indicates the current directory status by hexadecimal e Toread
28. ce and company names mentioned are the property of their respective owners Notice Some features of the product and its accessories described herein rely on the software installed capacities and settings of local network and may not be activated or may be limited by local network operators or network service providers thus the descriptions herein may not exactly match the product or its accessories you purchase Huawei Technologies Co Ltd reserves the right to change or modify any information or specifications contained in this manual without prior notice or obligation NO WARRANTY THE CONTENTS OF THIS MANUAL ARE PROVIDED AS IS EXCEPT AS REQUIRED BY APPLICABLE LAWS NO WARRANTIES OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE MADE IN RELATION TO THE ACCURACY RELIABILITY OR CONTENTS OF THIS MANUAL TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW IN NO CASE SHALL HUAWEI TECHNOLOGIES CO LTD BE LIABLE FOR ANY SPECIAL INCIDENTAL INDIRECT OR CONSEQUENTIAL DAMAGES OR LOST PROFITS BUSINESS REVENUE DATA GOODWILL OR ANTICIPATED SAVINGS Import and Export Regulations Customers shall comply with all applicable export or import laws and regulations and will obtain all necessary governmental permits and licenses in order to export re export or import the product mentioned in this manual including the software and technical data
29. d Confidential Copyright Huawei Technologies Co Ltd ud 4 HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Network Searching and Registration Application Scenarios 3 Network Searching and Registration Application Scenarios 3 1 Searching and Registering Network 3 1 1 Reference Process Command AT COPS 0 OK AT COPS 1 2 46000 OK AT COPS OK AT CREG 2 OK ATASYSCFGEX 00 3FFFFFFF 1 2 7FFFFFFFFFFFFFFF OK AT SYSINFOEX SYSINFOEX 2 3 0 1 1 GSM 3 EDGE OK AT HCSQ Description Enable automatic search for networks Manual search for the appointed network Search for all networks and return the networks Enable the unsolicited indication when network registration state changes Set the system mode network access order frequency band roaming support domain and other features Query the system service state domain roaming status and system mode Query the signal quality Issue 01 2013 07 05 Huawei Proprietary and Confidential 18 Copyright Huawei Technologies Co Ltd Wis HUAWEI ME909u 521 LTE LGA Module Network Searching and Registration Application Huawei Application Guide Scenarios Command Description HCSQ GSM 73 OK Figure 3 1 Automatic search for networks Automatic search for networks Enable automatic search for networks AT COPS 0 Return OK The unsolication command ASRVST indication for the change of networ
30. d interaction only Port name HUAWEI Mobile Connect 3G PCUI Interface e ECM port simulated using USB for establishing communication connection Port name CDC Ethernet Control Model ECM The ME909u 521 also provides a port for debugging e DIAG port Simulated using USB for DIAG diagnostic command interaction mainly used to debug modules at present Port name HUAWEI Mobile Connect 3G Application Interface A host controls a module using AT commands If AT commands are unavailable a module can be deemed as unavailable 1 3 2 AT Command Processing Mechanism A module processes AT commands from the ports MODEM PCUI in series An AT command can be processed when and only when the previous AT command processing has been completed If the module is processing an AT command a new AT command from the same port will be ignored and other commands from other ports will be buffered until the current AT command is processed This rule also applies to COM ports converted from USB ports The processing of an AT command starts when the AT command is entered from the TE and ends when the UE the module returns all the results in response the command Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview Figure 1 1 AT command processing sequence diagram TE AT command 1 Process AT command 1 NS
31. d messages Received read messages Stored unsent messages Stored sent messages Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd ae Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Message State PDU Mode e Method 2 Use the AT CMGR command to read a message from a specified storage location in the message storage If the message is a received unread message its state will be changed to REC READ after it is read using the AT CMGR command You can use the AT CMGL command to list all short messages so that you can view the messages storage locations Figure 5 7 Reading short messages Reading short messages AT CMGL 0 CMGL lt index1 gt 0 lt length gt lt pdu gt messages in PDU format List received unread messages in PDU format CMGL lt indexn gt 0 lt length gt lt pdu gt messages in PDU format AT CMGR n CMGR n lt length gt lt pdu gt messages in PDU format OK PDU format OK Huawei Proprietary and Confidential meu Oncol ee Copyright Huawei Technologies Co Ltd 33 WW HUAWEI ME909u 521 LTE LGA Module Cw HUAWe Application Guide SMS Application Scenarios 5 4 2 Troubleshooting Possible Error Information Scenario Solution Error information is returned in response CMS ERROR invalid to one of the previous memory index commands
32. e is successfully sent OK AT CMGS 18 Send a PDU message with the wrong service gt 0891683108608805F03100 center address 0B813109731147F40011FF0 AF4F29COE x1A CMS ERROR Network out The message is unsuccessfully sent of order Messages in PDU format must be converted using external tools or users software Tools for encoding and parsing messages in PDU format are available on the Internet Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd ap Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Figure 5 6 Sending short messages in PDU format Sending messages in PDU format AT CMGS 18 Send a short message given that the PDU length is 18 SMS initialization PDU message without SCA Press lt ESC gt to cancel the command Press lt ctrl Z gt to send the command 0031000B813109731147F4 0000FFO4FA4F29COE lt ESC gt 0891683108608805F931000B 813109731147F40000FF04F4 F29COE ctrl Z Example Message Message sent successfully n ot sent Message sent unsuccessfully CMS ERROR Network out of order End 5 3 2 Troubleshooting Possible Error 3 Scenario 7 Solution Information Error information is returned in response CMS ERROR Network to one of the previous out of order commands Check the validity of the service center address or the state o
33. erence Process Command Description AT NDISSTATQRY Query the dial up connection state ANDISSTATQRY 0 0 IPV4 Report that the connection is not set up OK AT NDISSTATQRY Query the dial up connection state NDISSTATQRY 1 IPV4 Report that the connection is set up OK Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 2e Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide ECM Application Scenarios 4 2 2 Troubleshooting None 4 3 Disconnecting the Dial up Connection 4 3 1 Reference Process Command Description ATANDISDUP 1 0 Disconnect the dial up connection OK The command is successfully executed ANDISSTAT 0 IPV4 IPv4 changes from the connected state to the disconnected state 4 3 2 Troubleshooting None Huawei Proprietary and Confidential 23 esu QT A59 TS Or Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios 5 1 Overview SMS Application Scenarios Short Message Service SMS is a text messaging service using a service center SC to transfer short text messages between GSM MEs and Short Message Entities SMEs ME909u 521 only supports protocol data unit PDU mode message A message must contain the following information before it is sent For a PDU mode message e Length of TPDU package e Message content To compose or send a PDU mode mes
34. f the current network Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd EM Issue 01 2013 07 05 HUAWEI ME909u 521 LTE LGA Module Cw n HUAWe Application Guide SMS Application Scenarios 5 4 Reading Short Messages 5 4 1 Reference Process Command AT CMGL 0 CMGL 2 0 48 0891683108608805F9040D916831 09732097F2000001 432619001001 F506215744FD3D1A0E930C8429 6D9EC370BFDE86C2F23228FFA EFFOO CMGL 4 0 64 0891683108608805F9040D916831 09732097F2000001 403261310500 32506215744FD3D1A0E930C8429 6D9EC370BFDBE83C2B0380F6A 97416FF7B80C6AVFE5E510 OK AT CMGR 4 CMGR 1 64 0891683108608805F9040D916831 09732097F2000001 403261310500 32506215744FD3D1A0E930C8429 6D9EC370BFDBE83C2B0380F6A 97416FF7B80C6AVFE5E510 OK Description List all received unread messages The format of short messages can refer to the AT CMGL command Read the message stored in the message storage location 4 The format of short messages can refer to the AT CMGR command There are two methods to read short messages e Method 1 Use the AT CMGL command to list the messages that are in specified state and stored in the preferred message storage The following table describes the message states If the message sate is received unread messages the REC UNREAD state will be changed to REC READ after the AT CMGL command is executed Message State PDU Mode Received unrea
35. in nest tardevtessgavececasuvenestavvesdetdeeexstgeveaesstae 65 IN pe i d M J 66 11 1 Relative Doc mehts eer ette e tore ed ee Feb rd celal RP Cea d le PRR RE e a AADAT 66 11 2 Acronyms and Abbreviations 0 cccceecscceeeeseeeeeeeeeeeeeeeaeeeeeesaeeeeeeaeeeeeeaaaeeeeseaeeeeneeaeeeeneeaeesenaees 66 Huawei Proprietary and Confidential a Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview 1 Overview This document is intended to provide references for customers to choose appropriate command sequences to start using the ME909u 521 module in a faster manner This document also contains examples and relevant description This document will be updated based on customers requirements 1 1 Conventions and Definitions 1 1 1 Conventions Value range of AT command parameters Personal Identification Number PIN Personal Unlock Key PUK or password 1 1 2 Definitions Connected Indicates that a link has been set up between two modules or a module and a terminal Registered Indicates that the module is registered with a LTE UMTS GSM network Module HUAWEI LTE module Huawei Proprietary and Confidential ISSUS MENS USUS Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview Application Mobile equipment 1 2 Organization of This D
36. ion of the host increases if it is frequently woken up The host can configure the module s wake up sources using WAKEUPCFG and CURC command so as to reduce the power consumption The WAKEUPCFG command can be used to choose wake up sources and the wake up channel USB or WAKEUP_OUT The CURC command can choose unsolicited messages For more details refer to AT Command Interface Specification 8 4 Application Scenarios System with USB Connection only A host running Android with support for USB suspend USB remote resume voice calling and text messages 8 4 1 Hardware Connection The host connects to the module using USB 8 4 2 Software Procedure Command Description AT WAKEUPCFG Query the parameter range of WAKEUPCFG AWAKEUPCFG 0 1 0 3 0 15 OK ATAWAKEUPCFG 1 2 15 Configure the module to make sure that incoming calls text messages data and unsolicited messages can remotely wake up the host using USB OK ATACURC Query the parameter range of CURC ACURC 0 2 OK ATACURC 2 820 1FFFFFFFFFFFFFFF The host wakes up from sleep if any of the following occurs The SIM card state changes such as the SIM card is removed SIMST the number of text messages exceeds the limit SMMEMFULL Other unsolicited messages are saved in Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 23 Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide
37. k state Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd Issue 01 2013 07 05 W HUAWEI ME909u 521 LTE LGA Module Network Searching and Registration Application Huawei Application Guide Scenarios Figure 3 2 Manual search for networks Manual search for networks Enable automatic search for networks AT COPS Display the networks found Select and register with a network AT COPS 1 lt format gt lt oper gt lt rat gt 3 1 2 Troubleshooting Scenario au Solution AT COPS inn ERROR SIM Mer is detected Insert AT CREG e ERROR SIM A epic is detected Insert Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd en Issue 01 2013 07 05 HUAWEI ME909u 521 LTE LGA Module m Huawei Application Guide ECM Application Scenarios ECM Application Scenarios 4 1 ECM Dialing 4 1 1 Reference Process Command AT NDISDUP NDISDUP 1 16 0 1 OK AT NDISDUP z1 1 1234 OK NDISSTAT 1 IPV4 AT NDISDUP z1 1 4321 huawei huawei 1 OK NDISSTAT 1 IPV4 The process of obtaining the IP address Description Check the parameter range supported by the command Set up a dial up connection using the APN provided by the network server The command is successfully executed Report the dial up connection state Set up a dial up connection using the account password and au
38. l s sleep About the vote see section 8 3 1 Figure 8 4 SLEEP STATUS PIN output sequence High level I SLEEP STATUS i Low level i Operating state Module status Sleep State 8 3 Software Interfaces 8 3 1 Principle The module runs on a multi task software system The sleep task is granted with the lowest priority and assigned to detect whether the module can enter sleep mode Other tasks such as the RF SIM card USB have voting rights They vote to decide whether the module can enter sleep mode When no other tasks are running the sleep task is executed If the sleep task detects that all other tasks agree on the module s sleep the module enters sleep mode as shown in Figure 8 5 At this time the baseband chip reduces the work frequency and the RF enters the Discontinuous Reception DRX mode Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 94 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Figure 8 5 Currency state when the module is in sleep mode T2 SLEEP E M MMMM gt z T1 Wakeup For more information about the module s sleep procedure see Figure 8 6 Note The module s sleep mode is different from working mode or flight mode set using the AT CFUN command The RF will be turned off when the
39. mand Interface Specification 2 3GPP 27 007 AT command set for User Equipment UE 3GPP 27 005 Equipment DTE DCE interface for Short Message Service SMS and Cell Broadcast Service CBS 4 3GPP 23 040 Technical realization of the Short Message Service SMS 5 3GPP 31 102 Universal Subscriber Identity Module USIM application 6 3GPP 24 008 Mobile radio interface Layer 3 specification Core network protocols Stage 3 7 3GPP 29 002 Mobile Application Part MAP specification 8 SGPP 22 004 General on supplementary services 9 ETSITS 102 221 Smart Cards UICC Terminal interface Physical and logical characteristics 11 2 Acronyms and Abbreviations Table 11 1 List of Abbreviations Circuit Switched CS domain Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 9b Issue 01 2013 07 05 4 HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Appendix Acronym or Abbreviation m o eoar NN ooo o omera Packet Switched PS domain UMTS Universal Mobile Telecommunications System USIM Universal Subscriber Identity Module WCDMA Wideband CDMA Table 11 2 Phonebook related abbreviations SM SIM phonebook EN SIM emergency number ON SIM own numbers Huawei Proprietary and Confidential 67 SUS MENS USUS Copyright Huawei Technologies Co Ltd
40. nce Process Command Description AT CPBS Query the current storage type CPBS SM EN ON OK AT CPBS SM Set the current storage type to SM OK AT CPBS 241 indicates that 241 entries have been stored in the storage 250 indicates that the maximum storage capacity of the current storage SM is 250 entries CPBS SM 241 250 OK Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd i Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Phonebook Application Scenarios Note that the AT commands for reading and writing phonebook entries can be used only after the phonebook storage is selected To select a phonebook storage use the AT CPBS command Figure 6 1 Initializing the phonebook Initializing the phonebook Query the available storage types for the phonebook AT CPBS CPBS SM EN ON OK Query the current phonebook storage AT CPBS CPBS ON 0 0 OK AT CPBS SM Select SM as the storage type 6 2 2 Troubleshooting Possible Error Scenario 3 Solution Information Phonebook initialization has CME ERROR SIM i not completed Try again Error information is returned in response to PUSY later one of the previous commands CME ERROR SIM PIN Enter the correct PIN required Huawei Proprietary and Confidential Copyright Huawei Technologie
41. o these locations lt index2 gt found AT CPBR lt index1 gt CME ERROR not No entries are found in the storage locations between index 1 and index 2 Check that there have been entries successfully written into these locations 6 3 3 Writing Deleting Phonebook Entries 6 3 4 Reference Process Command AT CPBR CPBR 1 250 24 14 OK AT CPBW 5 13903702 805 test OK AT CPBW 1 OK Description Query the ranges of parameters related to the phonebook entries Write a phonebook record Delete the entry in index 1 in the phonebook There are two methods to edit phonebook entries using the AT CPBW command e Write an entry to a specified location This method edits the location where a phonebook entry exists or writes a new entry to a vacant location Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 40 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Phonebook Application Scenarios e Write a new phonebook entry to the next location of a location that already has a phonebook entry This method does not require a specified storage location The AT CPBW command can be used to edit phonebook entries of the SM or ON type Figure 6 3 Writing phonebook entries Writing phonebook entries Query the ranges of parameters related to the phonebook entries AT CPBR Parameter ranges CPBR
42. ocument Chapter 1 Overview Describes the contents and organization of this document Chapter 2 Initialization Describes scenarios for initialization Application Scenarios Chapter 3 Network Searching Describes scenarios for network searching and and Registration Application registration Scenarios Chapter 4 ECM Application Describes scenarios for ECM Scenarios Chapter 5 SMS Application Describes scenarios for the text message Scenarios Chapter 6 Phonebook Describes scenarios for phonebook Application Scenarios Chapter 7 SIM Operation Describes scenarios for PIN management Application Scenarios Chapter 8 Sleeping and Waking Describes scenarios for power management Up Application Scenarios Chapter 9 Thermal Protection Describes scenarios for thermal protection Application Scenarios Chapter 10 Module Powering Off Describes scenarios for powering off and and Resetting Application restarting Scenarios Chapter11 Appendix Appendix T Huawei Proprietary and Confidential PED MENS USUS Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview 1 3 Basic AT Command Processing Principles 1 3 1 Ports The ME909u 521 module provides three ports to interact with its host e MODEM port simulated using USB for AT command interaction and establishing data connection Port name HUAWEI Mobile Connect 3G Modem e PCUI port simulated using USB for AT comman
43. or update a file appropriate commands must be used according to the file s structure type for details refer to the description of file properties in the SGPP TS 31 102 protocol For transparent structure files use 176 Read Binary and 214 Update Binary For linear fixed structure files use 178 Read Record and 220 Update Record e f lt pathid gt is not contained in the command the module will prefer to access the files with the same FID in the current directory e Files can be accessed only when the access criteria are met Otherwise the SIM card will return PSWs indicating that the access authentication failed If an EF file s read privilege is PIN protected and the module does not have the PIN authenticated PSWs indicating that the access authentication failed will be returned after the CRSM command is used to read the EF file e To use the CRSM command to access the file content on the SIM card the parameters contained in the command must strictly meet the requirements in the ETSI TS 10 2221 and 3GPP TS 31 102 For detailed requirements refer to the ETSI TS 102 221 and 3GPP TS 31 102 Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 49 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide SIM Operation Application Scenarios 7 2 2 Troubleshooting Scenario Possible Error Solution Information Update the content of the The status word SW
44. ossible Error Enable PIN authentication AT CLCK SC 1 pwd allowed operation not Scenario Solution Information If PIN authentication has CME ERROR been enabled it cannot be enabled again Check whether PIN authentication has been enabled Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 47 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SIM Operation Application Scenarios Possible Error Scenario i Solution Information Enter the correct PIN The original PIN is provided by the operator CME ERROR incorrect password Incorrect PINs have been entered three times and the Enter the PIN SIM card is blocked Run AT CPIN lt pwd gt AT CPIN lt PUK gt lt pwd gt to enter the PUK to unblock ic SIM the SIM card The PUK is provided by the operator and cannot be changed by users If incorrect PUKs are entered 10 times the SIM card will be permanently blocked lt oldpwd gt must be the current PIN Like the PIN authentication if incorrect es bd CME ERROR PINs are entered three times AT CPWD SC lt oldpwd incorrect password the PUK will be required If gt lt newpwd gt incorrect PUKs are entered 10 times the SIM card will be permanently blocked 7 2 CRSM Command 7 2 1 Reference Process Command Description AT CRSM 176 12258 0 0 10 Read the file EFi
45. phone number type are valid The phone number to be written into the phonebook contains invalid characters Error information is returned when writing an CME ERROR invalid entry into the characters in dial string Delete the invalid characters Pricnenenke and try again AT CPBW2 123456789 CME ERROR The storage is full Delete E ES URS memory full some entries and try again 80534E4E3A 6 4 Searching for Phonebook Entries 6 4 1 Reference Process Command Description AT CPBF lt findtext gt Search the current storage for phonebook entries that contain the lt findtext gt field CBPF lt index1 gt lt number gt lt type gt lt text gt CBPF lt index2 gt lt number gt lt type gt lt text gt OK AT CPBF Return the maximum phone number length and maximum name length supported by the current phonebook storage CPBF lt nlength gt lt tlength gt Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd s Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Phonebook Application Scenarios OK 6 4 2 Troubleshooting Scenario E Prior Solution Information Phonebook initialization has not completed Try again later CME ERROR SIM busy Error information is returned in response to one of the CME ERROR SIM previous commands PIN required Enter The correct PIN CME ERROR SIM
46. prietary and Confidential 25 a Copyright Huawei Technologies Co Ltd WW HUAWEI ME909u 521 LTE LGA Module Cw Huawei Application Guide SMS Application Scenarios 5 2 Initializing SMS 5 2 1 Reference Process Command AT CSCA CSCA 13800688509 129 OK AT CSCA 8613800755 500 OK AT CSMS CSMS 0 1 1 1 OK AT CNMI CNMI 0 0 0 0 0 OK AT CNMI 2 1 2 2 0 OK AT CPMS CPMS SM 12 20 SM 12 20 S M 12 20 OK AT CPMS SM OK AT CGSMS CGSMS 1 OK AT CMGF CMGF 0 Description Query the SMSC address Set the SMSC address to the SMSC number of China Mobile s Shenzhen Branch Query the short message service type Query the configuration of the new message indications to TE Configure the new message indications to TE Query the preferred short message storage Set SM as short message storage medium Query the MO SMS bearer domain Query the short message format Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 26 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide SMS Application Scenarios Command Description OK AT CMGF 0 Set the short message format to PDU OK Use the AT CMGF command to set short message format AT CMGF 0 sets the short message format to PDU The SMSC address provided by the service provider must be specified In PDU mode the SMSC address is contained in the
47. r unsolicited messages are saved in the cache when the host is in sleep mode and reported to the host when it wakes up When the host is awake unsolicited messages are reported to the host OK 8 5 3 Advantages A solution is provided for systems not supporting USB remote resume With software configuration while the system requirements calling and text messages are met the number of times the host is woken up by unsolicited messages and consequently the power consumption are reduced 8 6 System with Other Connection Methods If the host can be connected to the module only using UART refer to the HUAWEI ME909 Series LTE LGA Module Brief Hardware Guide If the host can connect to the module using USB UART WAKEUP OUT and can support USB remote wake up and UART remote wake up prioritize USB remote wake up over WAKEUP OUT remote wake up For details about the software procedure refer to the earlier sections while considering the host system feature Huawei Proprietary and Confidential 61 esu QT A59 TS Or Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Thermal Protection Application Scenarios Thermal Protection Application Scenarios 9 1 Pre configuration Command Description AT CURC 2 0x8000000000 0x8000000000 Enable the thermal protection unsolicited indication when the module is working or in sleep mode OK ATHERM 1 When the temperature is higher
48. reference 1 The host sends AT to the module Huawei Proprietary and Confidential eeu ON Keo Le EUR Copyright Huawei Technologies Co Ltd 12 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Overview 2 Ifthe module returns failure information go to step 5 If the module returns success information the module is functioning normally 4 lf the host times out the host waits for a response for over 30 seconds three times when waiting for the response from the module go to step 5 Otherwise go to step 1 5 The host deems that the current module does not exist or is unavailable Close the port stop sending all AT commands exit the procedure to determine whether the module is normal and re search for modules Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd im Issue 01 2013 07 05 Wis HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Initialization Application Scenarios Initialization Application Scenarios 2 1 Startup Indication SYSSTART 2 1 1 Reference Process Command Description A module without solicitation presents SYSSTART to its host to indicate that the module is starting ASYSSTART Indicate that a module is starting Notes e SYSSTART is presented only when a module is starting and will not be presented after a module has started e ASYSSTART is presented only after the radio frequency RF initialization completes and
49. s Co Ltd a Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Phonebook Application Scenarios Possible Error Scenario Solution Information CME ERROR SIM PUK required Enter the correct PUK 6 3 Reading Phonebook Entries 6 3 1 Reference Process Command Description AT CPBS Query the phonebook storage selection and the maximum number of entries that can be stored CPBS SM 9 20 OK AT CPBR 1 20 List all phonebook entries by their indexes CPBR 1 491765864491 145 J ohn Smith CPBR 2 44545896638 145 Pa ul Williams CPBR 3 44556565657 145 Jo e Anderson CPBR 4 445636934485 145 Oscar Thomso CPBR 5 4445565656899 145 H annah Adams CPBR 6 447982865563 145 S amantha Young CPBR 7 4449585315798 145 A lexis Wright CPBR 8 4445415454646 145 A bigail Cox CPBR 12 446565689115 145 Kyla Clark Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd ae Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Phonebook Application Scenarios Command Description OK Figure 6 2 Reading phonebook entries Reading phonebook entries Query the current phonebook storage type FD phonebook can store Initialize th up to 10 entries currently 3 TESLI phonebook entries are stored CPBS ON 1 4 CPBS SM 4 250 OK
50. sage the message must contain all the message attributes and be encoded in PDU format A PDU consists of the following Service Center Address SCA composed of the address length SCA type and SCA reverse byte First octet contains the message type indicator TP RP TP UDHI TP SRR TP VPF TP RD and TP MTI Short text message statement Destination address consisting of the destination address address length and destination address type Protocol identifier Data encoding scheme Validity duration Data length User data consisting of the user data header and the data encoded in PDU format Figure 5 1 shows an example of data encoded in PDU format of submitted type Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd i Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Figure 5 1 Example of data encoded in PDU format of submitted type PDU Type of Type number yi PID a len SCA 149171076000 len coding 079194710167000011000781214365F70 F6AA0568656C6C6F Destination Address UDI hello in Sbit Type of Tung VP UDI i ASCII format number Four days Figure 5 2 shows the general SMS process Figure 5 2 General SMS process SMS SMS initialization Write short Delete short Receive messages messages short messages Read short Send short Status report messages messages Huawei Pro
51. ssages in the preferred message storage including the unread messages Figure 5 8 Deleting short message Deleting short messages Prerequisite SMS has been initialized Example Lists all short messages in PDU format AT CMGL 4 CMGL 1 lt parameters gt 07919471060040 CMGL 2 lt parameters gt 07919471060040 Delete the message stored in Equivalent to location n in the preferred AT CMGD n storage AT CMGD n AT CMGD n 0 AT CMGD x DelFlag CMSERROR invalid memory index 5 5 2 Troubleshooting Possible Error A Scenario Solution Information Error information is returned in response CMS ERROR invalid to one of the previous memory index commands Check the validity of the index Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 2 Issue 01 2013 07 05 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Phonebook Application Scenarios Phonebook Application Scenarios 6 1 Overview As a product embedded into a host the phonebook scenarios include that read write query and delete the phonebook entries in the SIM card Read Phonebook use the AT CPBR command to read phonebook entries Write phonebook use the AT CPBW command to save the phonebook entries into the SIM card Delete phonebook use AT CPBW command to delete the phonebook entries in the SIM card 6 2 Memory Operations 6 2 1 Refere
52. t needs to send a full speed K signal that lasts at least 20 ms When the USB controller resumes the host must send the SOF token within 3 ms from the startup of the idle state Otherwise the module enters suspended mode again as shown in Figure 8 7 ad Figure 8 7 USB resume time sequence 2 Signaling Signaling p vals of gt 20ms lt 3 0ms esume Signaling p UII FS idle FSK HS idle uSOF D eo Start of napia Device art o i D Eun wake up Res med Device sees A 1 33us first activity un Signaling 3ms Figure 8 8 Successful procedure of remote wake up 3 519 ms 8 897 431 766 12 022 sec ime Stamp 21 000 ms 20 923 255 382 35 727 ms 20 944 255 448 windex pni Data Select GET STATUS 0x0000 USB 2 0 Standard Status 2 Ox0002 1 162 ms 20 980 983 366 bRequest walue windex wLength CLEAR FEATURE 0x0001 0x0000 0 12 352 ms 20 982 145 182 WAKEUP_OUT Waking up the Host The module will output a 1s pulse using WAKE as shown in Figure 8 1 or WAKEUP_OUT as shown in Figure 8 2 when a wake up source arrives The host wakes itself up after detecting the level change Huawei Proprietary and Confidential a Copyright Huawei Technologies Co Ltd 58 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios Remote Wake up Configuration The power consumpt
53. t is the International Reference Alphabet IRA The content of the first entry s name field is HUAWEI Set the TE s character set to UCS alphabet The character set is the UCS alphabet The content of the phonebook entry s Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 44 Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide Phonebook Application Scenarios name field is 004800550041005700450049 which is HUAWEI in the IRA OK AT CPBR 1 Read the first phonebook entry The TE character set is UCS alphabet The content of the first entry s name field is 00480055004 1005700450049 HUAWE in the IRA CPBR 1 0123456789 129 004800550041 005700450049 OK 6 6 2 Troubleshooting None Issue 01 2013 07 05 Huawei Proprietary and Confidential 45 Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module HUAWEI Application Guide SIM Operation Application Scenarios SIM Operation Application Scenarios 7 1 PIN Operations 7 1 1 Reference Process Command AT CLCK SC 1 lt pwd gt Description Enable PIN authentication lt pwd gt specifies the PIN See note 1 OK AT CLCK SC 2 Request the SIM card state CLCK 1 CLCK 1 means that the SIM card is not blocked OK AT CLCK SC 0 lt pwd gt Disable the SIM card lock lt pwd gt specifies the PIN See note 1 OK AT CL
54. t message AT CPMS CPMS SM 13 20 SM 13 20 SM 13 20 OK AT CGSMS CGSMS 1 OK Huawei Proprietary and Confidential meu Oncol ee Copyright Huawei Technologies Co Ltd 28 Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Figure 5 5 SMS initialization process part 3 AT CMGF 5 2 2 Troubleshooting Scenario EE Pror Solution Information Error information is PEME ERROR SIM Enter the correct PIN returned in response to PIN required one of the previous CMS ERROR SIM SIM card initialization has not commands busy completed Try again later 5 3 Sending Short Message 5 3 1 Reference Process Command Description AT CMGF 0 Set the short message format to PDU OK AT CSCA Query the SMSC address CSCA 13800688509 129 OK AT CMGS 18 Send a PDU message without the service center Huawei Proprietary and Confidential 29 eu QU KeO Le ee Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide SMS Application Scenarios Command Description gt 0031000B813109731147F4 address The value of SMSC address is the setting 0000FF04F4F29C0E x0A of CSCA command CMGS 168 The message is successfully sent OK AT CMGS 18 Send a PDU message with the correct service gt 0891683108608805F93100 center address 0B813109731147F40000FFO 4F4F29C0E x1A CMGS 169 The messag
55. text message a signal change a network working mode change a network search an IP data package when a dial up network connection is set up 3 Software system events such as a timer 4 Abnormal events for example an antenna drops or a SIM card becomes loose 8 3 5 Host Woken up by Module Wake up Source A wake up source is a module event that can wake up the host for example an incoming voice call a text message data PPP data TCP UDP data from the network and unsolicited messages Remotely Waking up the Host Using USB When the host is in sleep mode and the USB controller is in suspended mode if the module needs to send data to the host for example a wake up source has arrived the module sends a remote wake up signal that lasts 3 ms to inform the host to start USB resume as shown in Figure 8 7 To complete the procedure the following conditions must be met 1 The USB controller on the host supports USB remote wake up and can wake up the host Huawei Proprietary and Confidential 57 a Copyright Huawei Technologies Co Ltd Ws HUAWEI ME909u 521 LTE LGA Module Huawei Application Guide Sleeping and Waking Up Application Scenarios 2 The USB driver enables or disables remote wake up by executing SET_FEATURE and CLEAR_FEATURE commands Therefore remote wake up must be enabled on the USB driver before USB enters suspended mode When the host receives the remote wake up signal from the module the hos
56. thentication mode provided by the network server The command is successfully executed Report the dial up connection state 1 After the dial up is successful the module will establish the DHCP service automatically 2 The PC driver will get the dial up state and send net ready state to the network manage 3 The network manage sends the DHCP service discover Issue 01 2013 07 05 Huawei Proprietary and Confidential Copyright Huawei Technologies Co Ltd 21 Ws HUAWEI ME909u 521 LTE LGA Module HuAWwel Application Guide ECM Application Scenarios 4 The module responses the service discover and then sends the IP and DNS address which is obtained from the PDP active process to the network managing device 4 1 2 Troubleshooting Scenario Possible Error Information Solution D No SIM card is AT NDISDUP 1 1 1234 cut ERROR SIM failure detected Insert a SIM card NDISEND indicates the failure reason during the dial up NDISSTAT 0 33 IPV4 29 indicates that the authenticated information is not correct NDISEND indicates the OK failure reason during the dial up 33 indicates that request service is not specified In this case the network NDISEND 1 33 don not support this APN abcd OK AT NDISDUP 1 1 4321 huaei huawei 1 NDISEND 1 29 AT NDISDUP 1 1 abcd ANDISSTAT 0 33 IPV4 4 2 Querying the Dial up Connection State 4 2 1 Ref

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