HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Short Message Service Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
80
Figure 6-2
Format of User data of the default 7bit code
UDL
UDHL
IEIa
IEDa
IEIb
......... IEIn
IEDLn
IEDn
Fill bits
SM (7bit data)
Septet Boundary
Total number of Octets
Length Indicator
Total number of Septets
Length Indicator
Octets
Octets
IEIDLa
Figure 6-3
Format of User data of 8bit code or UCS2 code
UDL
UDHL
IEIa
IEDa
IEIb
......... IEIn
IEDLn
IEDn
Octet Boundary
Total number of Octets
Length Indicator
Total number of Octets
Length Indicator
Octets
Octets
IEIDLa
SM (8 bit data
or UCS-2 data)
The above two diagrams show the format of filling in the user data, where IEI means
“Information Element Identifier”.
6.10 +CPMS–Select Message Storage
6.10.1
Command Syntax
Command
Possible response(s)
+CPMS=<mem1>[,<me
m2>[,<mem3>]]
<CR><LF>+CPMS:
<used1>,<total1>,<used2>,<total2>,<used3>,<total3><
CR><LF>
<CR><LF>OK<CR><LF>
In case of MS-related error:
<CR><LF>+CMS ERROR: <err><CR><LF>