Cinterion
®
ENS22-E AT Command Set
9.4 AT+CNMA
ENS22-E_ATC_V01.000
19/02/11
Page 147 of 189
9.4
AT+CNMA New Message Acknowledgement to UE/TE
In PDU mode write command is used to send either positive (RP-ACK) or negative (RP-ERROR) acknowledge-
ment to the network. Parameter
defines which one will be sent.
When
=1,
Cinterion
®
ENS22-E will not send another "
" URC to the TE until
previous one is acknowledged. When
Cinterion
®
" URC
to the TE for each incoming SMS, independent of acknowledgement of the previous SMS.
If the UE does not receive acknowledgement within required time (network timeout), it sends an "RP-ERROR"
message to the network.
Syntax
Unsolicited Result Code
+CMT: [
<CR><LF>
Indicates that new message has been received.
Parameter Description
Parameter required only for PDU mode.
1
Send positive (RP-ACK) acknowledgement to the network. Accepted only in
PDU mode.
2
Send negative (RP-ERROR) acknowledgement to the network. Accepted only
in PDU mode.
Notes
• Write command shall only be used when
=1 (Phase 2+), and an URC is issued by the
module: +CMT: [
],
.
• The
for CNMA in PDU mode ranges from 0 to 232.
Test Command
AT+CNMA=?
Response(s)
+CNMA:
(list of supported
OK
Write Command
AT+CNMA=
<CR> PDU can be entered <CTRL-Z>/<ESC>]
Response(s)
OK
ERROR
+CMS ERROR:
<err>
PIN Last
Reference(s)
+
-
3GPP TS 27.005
<n>
(num)