Siemens MC35 User Manual
Page 132
AT Command Set
MC35_ATC_01_V03.02
Page 132 of 228
13.03.2002
5.9 AT+CNMA New SMS message acknowledge to ME/TE, only phase 2+
Test command
AT+CNMA=?
Response
1) If text mode (+CMGF=1):
OK
2) If PDU mode (+CMGF=0):
+CNMA:
(list of supported
Parameters
See execute command
Execute command
1) If text mode:
AT+CNMA
2) If PDU mode:
AT+CNMA[=
Response
TA confirms successful receipt of a new message (SMS-DELIVER or SMS-
STATUS-REPORT) which is routed directly to the TE. TA shall not send an-
other +CMT or +CDS result code to TE until previous one is acknowledged.
If ME does not receive acknowledgment within required time (network time-
out), ME sends RP-ERROR to the network. TA shall automatically disable
routing to TE by setting both
Note:
The command shall o n l y be used when +CSMS parameter
ice> equals 1 (= phase 2+).
1) If text mode:
OK
2) If PDU mode:
OK
3) If error is related to ME functionality:
+CMS ERROR:
Parameters
0 command operates similarly as defined for the text mode
Reference
GSM 07.05
Note
If multiplex mode is activated (+CMUX=0) the +CNMI parameter will be set to
zero on all channels, if one channel fails to acknowledge an incoming mes-
sage within the required time.