Rainbow Electronics GM862-QUAD-PY User Manual

Page 109

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AT Commands Reference Guide

80000ST10025a Rev. 5 - 09/07/08

page 109 of 434

+CSSN - SS Notification

SELINT 0 / 1

Note: issuing AT+CSSN<CR> is the same as issuing the Read command.

Note: issuing AT+CSSN=<CR> is the same as issuing the command
AT+CSSN=0<CR>.

AT+CSSN?

Read command reports the current value of the parameters.

AT+CSSN=?

Test command reports the supported range of values for parameters <n>,
<m>.

Reference GSM

07.07

+CSSN - SS Notification

SELINT 2

AT+CSSN=[<n>
[,<m>]]

It refers to supplementary service related network initiated notifications.
Set command enables/disables the presentation of notification result codes
from TA to TE.

Parameters:
<n> - sets the +CSSI result code presentation status
0 - disable
1 - enable
<m> - sets the +CSSU result code presentation status
0 - disable
1 - enable

When <n>=1 and a supplementary service notification is received after a
mobile originated call setup, an unsolicited code:

+CSSI: <code1>
is sent to TE before any other MO call setup result codes, where:
<code1>:
1 - some of the conditional call forwardings are active
2 - call has been forwarded
3 - call is waiting
5 - outgoing calls are barred
6 - incoming calls are barred

When <m>=1 and a supplementary service notification is received during a
mobile terminated call setup or during a call, an unsolicited result code:

+CSSU: <code2>
is sent to TE, where:
<code2>:
0 - this is a forwarded call (MT call setup)
2 - call has been put on hold (during a voice call)
3 - call has been retrieved (during a voice call).