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HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Configuration
Issue 02 (2010-11-23)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
23
Table 2-8 Character set of the MS
Value
Description
"GSM"
(default value)
GSM 7bit coding (GSM 03 .38 subclause 6.2.1)
"UCS2"
16-bit universal multiple-octet coded character set (ISO/IEC10646
[32]); the UCS2 string is converted into a hexadecimal number
ranging from 0000 to FFFF, for example, "004100620063", which is
equivalent to three 16-bit characters. The ASCII values in decimal
mode are 65, 98, and 99.
"IRA"
International reference character set
Note:
If <chset> is set to “GSM”, an error may occur on software flow control (XOFF/XON).
2.12.2 Reading the Character Set of the TE
Read
command
AT+CSCS?
Function
Reads the character set of the TE.
Response
<CR><LF>+CSCS: <chset><CR><LF>
<CR><LF>OK<CR><LF>
2.12.3 Setting the Character Set of the TE
Write
command
AT+CSCS=[<chset>]
Function
Sets the character set of the TE and notifies the TA of it so that the TA
can properly convert the character set between the TE and MT.
Response
z
In case of successful execution: <CR><LF>OK<CR><LF>
z
In case of an error related to the MT: <CR><LF>+CME ERROR:
<err><CR><LF>
Note:
z
If the interface between the TA and TE has eight bits and the character set used by the TE
has seven bits, the most significant bit of the character set must be set to 0.
z
In this section, AT+CSCS= is equivalent to AT+CSCS=“GSM”(<chset>=“GSM”).