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MC55 AT Command Set
9.13 AT+CUSD
is sent to the network. The response USSD string from the network is returned in a subsequent unsolicited result
code "
"
+CUSD
The interaction of this command with other commands based on other GSM supplementary services is described
in the GSM standard.
Parameter Description
(num)
<n>
(&F)
0
1
2
(str)
<str>
String type USSD-string (when
If
indicates that GSM 03.38 default alphabet is used TA converts GSM alphabet into current TE character
<dcs>
set according to rules of GSM 07.05 Annex A.
(num)
<dcs>
GSM 03.38 Cell Broadcast Data Coding Scheme in integer format (default 15)
(num)
<m>
0
1
2
Notes
•
For the write command, only
•
When a USSD string is sent via
MC55_ATC_V01.05
Confidential / Released
Disable the result code presentation in the TA
Enable the result code presentation in the TA
Cancel session (not applicable to read command response)
parameter is not given, network is not interrogated).
<str>
No further user action required (network initiated USSD-Notify, or no further
information needed after mobile initiated operation)
Further user action required (network initiated USSD-Request, or further infor-
mation needed after mobile initiated operation).
If
=1, then the URC ends with ">" to prompt the user for input. The user
<m>
action is finished with
<CTRL-Z>
USSD terminated by network.
= 15 is supported.
<dcs>
, a "
=1" is executed implicitly.
ATD
AT+CUSD
Page 242 of 469
s
or aborted with
.
<ESC>
m
obile
2/10/04
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