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HUAWEI ME909u-521 LTE LGA Module
Application Guide
Issue 01
Date 2013-07-05
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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 improv
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HUAWEI ME909u-521 LTE LGA Module Application Guide About This Document About This Document Revision History Document Date Chapter Description Version 01 2013-07-05 Creation Huawei Proprietary and Confidential Issue 01 (2013-07-05) 3 Copyright © Huawei Technologies Co., Ltd.
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HUAWEI ME909u-521 LTE LGA Module Application Guide Contents Contents 1 Overview ......................................................................................................................................... 7 1.1 Conventions and Definitions ............................................................................................................ 7 1.1.1 Conventions ..............................................................................................................
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HUAWEI ME909u-521 LTE LGA Module Application Guide Contents 4.3.2 Troubleshooting ..................................................................................................................... 23 5 SMS Application Scenarios ...................................................................................................... 24 5.1 Overview ........................................................................................................................................ 24 5
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HUAWEI ME909u-521 LTE LGA Module Application Guide Contents 7.2.2 Troubleshooting ..................................................................................................................... 50 8 Sleeping and Waking Up Application Scenarios ................................................................. 51 8.1 Hardware Interfaces ....................................................................................................................... 52 8.2 Sequence Diagram.....
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HUAWEI ME909u-521 LTE LGA Module 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 Convention Description < …> Value range of AT command parameters XXXX Per
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HUAWEI ME909u-521 LTE LGA Module Application Guide Overview Mobile equipment Application network 1.2 Organization of This Document Chapter Description 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 scena
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HUAWEI ME909u-521 LTE LGA Module 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: MODEM port: simulated using USB, for AT command interaction and establishing data connection. Port name: HUAWEI Mobile Connect-3G Modem PCUI port: simulated using USB, for AT command interaction only. Port name: HUAWEI Mobile Connect-3G PCUI Interface ECM port: simulated using USB, for e
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HUAWEI ME909u-521 LTE LGA Module Application Guide Overview Figure 1-1 AT command processing sequence diagram TE UE AT command 1 Process AT command 1 AT command 2 Ignore AT command 2 Return results of AT command 1 AT command 3 Process AT command 3 Return results of AT command 3 Huawei Proprietary and Confidential Issue 01 (2013-07-05) 10 Copyright © Huawei Technologies Co., Ltd.
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HUAWEI ME909u-521 LTE LGA Module Application Guide Overview Example: AT +CPIN ? All AT commands entered during +CPIN : READY this period of time will be ignored. OK AT +CMGL =4 +CMGL : 0,3,,19 07813108608805 F911320 B813109730116 F20000 A705B3D84C4603 +CMGL : 1,2,,18 07813108608805 F931FF0B813109730155 F30000 A704F4F29C0E +CMGL : 2,2,,18 07813108608805 F931FF0B813109730155 F30000 A704F4F29C0E +CMGL : 3,2,,28 All AT commands entered 07813108608805 F931FF0B813109730 d1 u 5r5 inF g30 th 0i0
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HUAWEI ME909u-521 LTE LGA Module Application Guide Overview Example: Before the results ofAT+COPS is returned, enter any characters (such as "AT"), the module will AT+COPS=1,2,23415 terminate the processing of OK AT+COPS and returnOK. 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 ME9
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HUAWEI ME909u-521 LTE LGA Module Application Guide Overview 2. If the module returns failure information, go to step 5. 3. If the module returns success information, the module is functioning normally. 4. If 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
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HUAWEI ME909u-521 LTE LGA Module Application Guide Initialization Application Scenarios 2 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. ^SYSSTART Indicate that a module is starting. Notes: ^SYSSTART is presented only when a module is starting and will not be presented after a module has started. ^SYS
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HUAWEI ME909u-521 LTE LGA Module Application Guide Initialization Application Scenarios 2.2 Querying Basic Information 2.2.1 Reference Process Command Description AT+GMR/CGMR Query software version. Software version Software version. e.g. 11.103.03.00.00 OK AT+GMI/CGMI Query manufacturer identification. Manufacturer For example: Huawei Technologies Co., Ltd. Identification OK AT+GMM/CGMM Query model identification. Model identification For example: ME909u-521 OK AT+GSN/C
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HUAWEI ME909u-521 LTE LGA Module Application Guide Initialization Application Scenarios 2.3 Network Service Operations 2.3.1 Reference Process Command Description AT+CFUN? Query a module's current mode. 1 indicates online mode. +CFUN: 1 OK Query whether a module's SIM card is password AT+CPIN? protected. READY indicates that the SIM card is ready. +CPIN: READY OK AT^HCSQ? Query the network signal quality. ^HCSQ: "WCDMA",30,30,58 OK AT+COPS? Return the current n
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HUAWEI ME909u-521 LTE LGA Module Application Guide Initialization Application Scenarios 2.3.2 Troubleshooting Scenario Possible Error Information Solution No SIM card is detected. Insert AT+COPS? +CME ERROR: SIM failure a SIM card. No SIM card is detected. Insert AT+CREG? +CME ERROR: SIM failure a SIM card. Huawei Proprietary and Confidential Issue 01 (2013-07-05) 17 Copyright © Huawei Technologies Co., Ltd.
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HUAWEI ME909u-521 LTE LGA Module Network Searching and Registration Application Application Guide Scenarios 3 Network Searching and Registration Application Scenarios 3.1 Searching and Registering Network 3.1.1 Reference Process Command Description AT+COPS=0 Enable automatic search for networks. OK AT+COPS=1,2,"46000" Manual search for the appointed network. OK AT+COPS=? Search for all networks, and return the networks. OK AT+CREG=2 Enable the unsolicited indication when ne
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HUAWEI ME909u-521 LTE LGA Module Network Searching and Registration Application Application Guide Scenarios Command Description ^HCSQ:"GSM",73 OK Figure 3-1 Automatic search for networks Automatic search for networks Start Enable automatic search for networks. AT+COPS=0 Return OK The unsolication command ^SRVST indication for the change of network state. End Huawei Proprietary and Confidential Issue 01 (2013-07-05) 19 Copyright © Huawei Technologies Co., Ltd.
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HUAWEI ME909u-521 LTE LGA Module Network Searching and Registration Application Application Guide Scenarios Figure 3-2 Manual search for networks Manual search for networks Start Enable automatic search for networks. AT+COPS=? Display the networks found. Select and register with a network. AT+COPS=1[,[,[,]]] End 3.1.2 Troubleshooting Possible Error Scenario Solution Information +CME ERROR: SIM No SIM card is detected. Insert AT+COPS? failure a SIM card.
