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.
30
5.2.2
Troubleshooting
Scenario
Possible Error
Information
Solution
Error information is
returned in response to
one of the previous
commands.
+CME ERROR: SIM
PIN required
Enter the correct PIN.
+CMS ERROR: SIM
busy
SIM card initialization has not
completed. Try again later.
5.3 Sending Short Messages
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
>0031000B813109731147F4
0000FF04F4F29C0E\x0A
Send a PDU message without the service center
address. The value of SMSC address is the setting
of +CSCA command.
+CMGS: 168
OK
The message is successfully sent.
AT+CMGS=18
>0891683108608805F93100
0B813109731147F40000FF0
4F4F29C0E\x1A
Send a PDU message with the correct service
center address.
+CMGS: 169
OK
The message is successfully sent.
AT+CMGS=18
>0891683108608805F03100
0B813109731147F40011FF0
4F4F29C0E\x1A
Send a PDU message with the wrong service
center address.