HUAWEI ME909u-523 LTE LGA Module
Application Guide
SMS Application Scenarios
Issue 04 (2014-12-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
33
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 unread messages
0
Received read messages
1
Stored unsent messages
2
Stored sent messages
3
All messages
4
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.