PioneerPOS G24-LC 用户手册

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Chapter 3:  AT Commands Reference
 April 15, 2008
G24-L AT Commands Reference Manual
3-53
+CUSD, Unstructured Supplementary Service Data
This command allows control of Unstructured Supplementary Service Data (USSD), according to 
GSM 02.90. Mobile-initiated operations are supported.
The following table shows the +CUSD parameters.
Command 
Type
Syntax
Response/Action
Remarks
Set
+CUSD=<n>[,<str>]
OK
+CME ERROR: <err>
The Set command enables/disables the 
display of the following unsolicited 
result code, +CUSD: <m>[,<str>] (the 
USSD response from the network), to 
the TE. The new value is not retained 
after a power cycle.
Read
+CUSD?
+CUSD: <n>
+CME ERROR: <err>
The Read command displays the 
current value of <n>.
Test
+CUSD=?
+CUSD: (list of 
supported <n>s)
+CME ERROR: <err>
The Test command displays the 
supported values of <n>.
Table 3-29: +CUSD Parameters
<Parameter>
Description
<n>
Sets/displays the result code presentation status of the G24-L.
0
Disable (default)
1
Enable
2
Cancel session
<str>
A USSD string that, when included, causes a mobile-initiated USSD string or 
response USSD string to be sent to the network. The response USSD string is returned 
in a subsequent unsolicited +CUSD result code.
<str> starts with either "*" or "#". The maximum length is 200 characters, based on 
+CSCS.
When <str> is not included, the network is not queried.
<m>
Whether further user action is required.
0
No further user action required (either network-initiated USSD-Notify, or no 
further information needed after a mobile-initiated operation)
1
Further user action required (either network-initiated USSD-Request, or 
further information needed after a mobile-initiated operation
2
USSD terminated by the network (the reason for the termination is indicated 
by the index, as described in 
3
Other local client has responded
4
Operation not supported
5
Network time out