Huawei ME909u-521 Writing/Deleting Phonebook Entries Reference Process, At+Cpbr=?, AT+CPBW=1

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HUAWEI ME909u-521 LTE LGA Module

 

 

 

 

Application Guide

 

 

 

Phonebook Application Scenarios

 

 

 

 

 

 

 

 

 

 

 

 

Scenario

 

 

Possible Error

 

 

Solution

 

 

 

 

 

 

 

 

 

 

 

Information

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+CME ERROR: invalid

 

 

The index is invalid. Check

 

 

AT+CPBR=<index1>

 

 

 

that index 1 is within the

 

 

 

index

 

 

 

 

 

 

 

 

 

supported range.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The index is invalid. Check

 

 

AT+CPBR=<index1>,

 

+CME ERROR: invalid

 

 

that index 1 and index 2 are

 

 

 

 

 

within the supported range and

 

 

<index2>

 

index

 

 

 

 

 

 

 

that index 1 is not greater than

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

index 2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No entries are found in the

 

 

 

 

 

+CME ERROR: not

 

 

storage locations in index 1.

 

 

AT+CPBR=<index1>

 

 

 

Check that there have been

 

 

 

found

 

 

 

 

 

 

 

 

 

entries successfully written into

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

these locations.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No entries are found in the

 

 

 

 

 

 

 

 

storage locations between

 

 

AT+CPBR=<index1>,

 

+CME ERROR: not

 

 

index 1 and index 2. Check

 

 

<index2>

 

found

 

 

that there have been entries

 

 

 

 

 

 

 

 

successfully written into these

 

 

 

 

 

 

 

 

locations.

 

 

 

 

 

 

 

 

 

 

6.3.3Writing/Deleting Phonebook Entries

6.3.4Reference Process

Command

Description

 

 

 

 

AT+CPBR=?

Query the ranges of parameters related to the

 

 

phonebook entries.

 

 

 

 

 

 

+CPBR: (1-250),24,14

 

 

OK

 

 

 

 

 

AT+CPBW="5","13903702

Write a phonebook record.

 

805",,"test"

 

 

 

 

 

OK

 

 

 

 

 

AT+CPBW=1

Delete the entry in index 1 in the phonebook.

 

 

 

 

OK

 

 

 

 

 

There are two methods to edit phonebook entries using the AT+CPBW command:

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

40

Copyright © Huawei Technologies Co., Ltd.

 

 

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Contents Issue Date Application GuideNo Warranty About This Document Revision HistoryDate Chapter Description Version 2013-07-05 CreationContents SMS Application Scenarios Module Powering Off and Resetting Application Scenarios Sleeping and Waking Up Application ScenariosOverview Conventions and DefinitionsConventions DefinitionsOrganization of This Document Chapter DescriptionAT Command Processing Mechanism Basic AT Command Processing PrinciplesPorts AT command Process AT command Example  AT+CLCK+CME Error SIM failure AT Command Timeout DurationExample AT+CREG?Huawei ME909u-521 LTE LGA Module Application Guide Overview Troubleshooting Initialization Application ScenariosStartup Indication Sysstart Reference ProcessQuerying Basic Information Network Service Operations +CME Error SIM failure No SIM card is detected. Insert Scenario Possible Error Information SolutionAT+COPS? Network Searching and Registration Application Scenarios Searching and Registering NetworkHCSQGSM,73 1Automatic search for networks StartAT+CREG? +CME Error SIM AT+COPS? +CME Error SIMFailure SIM card ECM Application Scenarios ECM DialingATNDISDUP=? Ndisstat 1,,,IPV4Querying the Dial-up Connection State ATNDISSTATQRY?Ndisstatqry 0,0,,IPV4 Ndisstatqry 1,,,IPV4ATNDISDUP=1,0 Disconnecting the Dial-up ConnectionNDISSTAT0,,,IPV4 SMS Application Scenarios Overview1Example of data encoded in PDU format of submitted type Initializing SMS AT+CMGF=0 Set the short message format to PDU4SMS initialization process part +CMS Error SIM Sending Short MessageSet the short message format to PDU Query the Smsc address +CSCA 13800688509,129+CMGS 0000FF04F4F29C0E\x0A0B813109731147F40000FF0 4F4F29C0E\x1A +CMGS 6Sending short messages in PDU format Message State PDU Mode Reading Short MessagesAT+CMGL=0 EFF007Reading short messages AT+CMGL=4 Deleting Short MessagesEF3B282C2F83F2EFFA0F AT+CMGD=1 8Deleting short message Phonebook Application Scenarios Memory OperationsAT+CPBS=? AT+CPBS=SMCommands Enter the correct PIN Required +CME Error SIM PINPhonebook initialization has Reading Phonebook Entries +CPBRCommandDescription Enter the correct PUK PUK requiredWriting/Deleting Phonebook Entries Reference Process AT+CPBR=?AT+CPBW=1 Delete the entry in index 1 in the phonebook3Writing phonebook entries Searching for Phonebook Entries AT+CPBF=findtext+CBPF index1,number,type,text +CBPF index2,number,type,text AT+CPBF=?Querying User Number AT+CNUMQuery the SIM number +CNUM alpha1,number1,type1 +CNUM alpha2,number2,type2Setting the TEs Character Sets AT+CSCS=?AT+CSCS? +CSCS IRA AT+CPBR=10123456789,129,004800550041 005700450049 SIM Operation Application Scenarios PIN OperationsAT+CLCK=SC,2 Request the PIN stateCheck whether the password is Request the SIM card statePIN RequestedCrsm Command AT+CRSM=242 Binary Sleeping and Waking Up Application Scenarios Interface Pin name Direction Functional Description Diagram Hardware InterfacesSequence Diagram 1WAKE# PIN output sequenceSoftware Interfaces Principle5Currency state when the module is in sleep mode 6Sleep procedure USB and SleepModule Wake-up Uart and SleepHost Woken up by Module HS Hub Application Scenarios System with USB Connection only Software ProcedureHardware Connection Advantages Application Scenarios System with USBATWAKEUPCFG=1,1,14 When the host is awake, unsolicited System with Other Connection MethodsMode, and reported to the host when It wakes upPre-configuration Thermal Protection Application ScenariosThermal Protection Process ATCURC=2,0x8000000000,0x8000000000Issue 01 Huawei Proprietary and Confidential Module Powering Off and Resetting Application Scenarios Power Off MERestarting the ME AT+CFUN=1,1Troubleshooting Appendix Relative DocumentsAcronyms and Abbreviations Acronym or Abbreviation ExpansionAbbreviation Full Name

ME909u-521 specifications

The Huawei ME909u-521 is a cutting-edge module designed to meet the increasing demand for mobile broadband connectivity in various industrial and commercial applications. This compact and robust device is primarily used for M2M (Machine-to-Machine) communication and IoT (Internet of Things) solutions. It supports a wide range of features and technologies that make it a versatile choice for businesses looking to enhance their operational efficiency through cellular connectivity.

One of the key features of the ME909u-521 is its support for multiple frequency bands. It is compatible with 4G LTE networks, ensuring high-speed data transmission and reduced latency. This capability allows for seamless communication in various environments, making it an ideal solution for applications such as smart cities, telematics, transportation, and remote monitoring.

In addition to LTE capabilities, the ME909u-521 also supports 3G and 2G networks, providing fallback options in areas where 4G coverage may be limited. This multi-network support guarantees reliable connectivity, which is crucial for mission-critical applications. The module is designed to maintain stable connections even in challenging conditions, such as in-motion environments or areas with fluctuating signal strengths.

The Huawei ME909u-521 features a compact form factor, making it easy to integrate into a wide range of devices and applications. Its small size reduces the overall footprint, which is particularly advantageous for space-constrained installations. Furthermore, the device is equipped with advanced power management features that help optimize energy consumption, extending the lifespan of connected devices.

For enhanced security, the ME909u-521 integrates robust encryption protocols to protect data transmission over mobile networks. Security is a top priority for M2M and IoT applications, and this module ensures secure communication by adhering to global standards and best practices.

Another notable characteristic is its extensive support for various interfaces, including UART and USB, facilitating seamless integration with different hardware systems. This flexibility allows developers to quickly implement and scale their solutions based on specific project requirements.

Overall, the Huawei ME909u-521 is a powerful connectivity module that combines high-speed communication, versatility, and reliability. With its state-of-the-art technologies, it is well-suited for a wide array of applications, making it a valuable asset for businesses looking to advance their digital transformation initiatives. Whether utilized in smart grids, remote monitoring, or intelligent transportation systems, the ME909u-521 stands out as a leading solution in the M2M and IoT landscape.