Siemens AC75 Manuel D’Utilisation

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AC75 AT Command Set  
13.10 AT+CNMA
s
AC75_ATC_V01.002
Page 377 of 569
10/30/06
Confidential / Released
 
13.10
AT+CNMA New Message Acknowledgement to ME/TE, only 
phase 2+
The write / execute command confirms successful receipt of a new message (SMS-DELIVER or SMS-STATUS-
REPORT) routed directly to the TE. TA shall not send another +CMT or +CDS result code to TE until previous
one is acknowledged. If ME does not receive acknowledgement within required time (network time-out), ME
sends RP-ERROR to the network. TA shall automatically disable routing to TE by setting both 
 to zero.
Syntax
Parameter Description
Parameter required only for PDU mode.
0
Command operates similarly as in text mode. 
Notes
• The execute / write command shall only be used when 
 parameter 
 equals 1 (= phase
2+). 
• The execute command can be used no matter whether text mode or PDU mode is activated. The write com-
mand is designed for the PDU mode only. 
• If multiplex mode is activated (
 parameter will be set to zero on all channels, if one
channel fails to acknowledge an incoming message within the required time. 
Test Command
AT+CNMA=?
Response(s)
+CNMA: 
(list of supporte
s)
OK
Exec Command
AT+CNMA
Response(s)
OK
ERROR
+CMS ERROR
Write Command
Response(s)
OK
ERROR
+CMS ERROR
Reference(s)
PIN
ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge
4
Last
GSM 07.05
+
+
+
+
+
+
+
-
-
-
<n>
(num)