HUAWEI UMTS M2M Module V100R001
AT Command Interface Specification
Issue 18 (2009-06-22)
Commercial in Confidence
Page 96 of 169
<CR><LF>+CSSU:
<code2>[,<index>[,<number>,<type>
[,<subaddr>,<satype>]]]<CR><LF>
6.6.2 Description
If +CSSN CSSU(<m>=1) the notifications will be reported to TE.
6.6.3 Defined Values
<code2>
0-10. The values related to HOLD/RETRIEVE are 2 and 3.
2: Call is keeping(calling)
3: Call is resumed(calling)
<index>,<number>,<type>,<subaddr>,<satype> are not supported for the moment.
6.7 Unstructured supplementary service data +CUSD
6.7.1 Command Syntax
Command
Possible response(s)
+CUSD=[<n>[,<str>[,<dcs>]]]
<CR><LF>OK<CR><LF>
or
<CR><LF>+CME ERROR:
<err><CR><LF>
+CUSD?
<CR><LF>+CUSD:
<n><CR><LF><CR><LF>OK<CR><L
F>
+CUSD=?
<CR><LF>+CUSD: (list of supported
<n>s)<CR><LF><CR><LF>OK<CR><
LF>
6.7.2 Description
This command allows control of the Unstuctured Supplementary Service Data (USSD).
Both network and mobile initiated operations are supported.
<n> is used to disable/enable the presentation of an unsolicited result code (USSD
response from the network, or network initiated operation) +CUSD: <m>[,<str>,<dcs>]
to the TE. In addition, value <n>=2 is used to cancel an ongoing USSD session.
When <str> is given, a mobile initiated USSD-string or a response USSD-string to a
network initiated operation is sent to the network. The response USSD-string from the
network is returned in a subsequent unsolCUSD result code.
n=2 is used to quit current USSD session.
The default value of set cCUSD is 0.
Test command returns the supported value of <n>
Summary of Contents for EM770W
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