User's Manual

Page 134 of 187
TECHNICAL MANUAL
Telit GM862 PCS
Tri Band GPRS Data Terminal System Rev.1
2.6.3 Message receiving and reading
2.6.3.1 +CNMI - new message indications to Terminal Equipment
+CNMI – new message indications to terminal equipment
Read command
AT+CNMI?
Returns the current parameter settings for +CNMI command in the
form:
AT+CNMI:<mode>,<mt>,<bm>,<ds>,<bfr>
Write command
AT+CNMI=<mode>[,<mt>
[,<bm>[,<ds>[,<bfr>]]]]
Selects the behavior of the device on how the receiving of new
messages from the network is indicated to the DTE.
Parameter:
<mode>- unsolicited result codes buffering option
0 - buffer unsolicited result codes in the TA in case the DTE is
busy, e.g. a data call is active meanwhile.
1- 1 Discard indication and reject new received message
unsolicited result codes when TA-TE link is reserved, otherwise
forward them to the TE.
2 - buffer unsolicited result codes in the TA in case the DTE is
busy and flush them to the TE after reservation. Otherwise report
them immediately.
<mt> result code indication reporting for SMS-DELIVER
0 - no SMS-DELIVER indications are reported to the TE.
1 - indication of the memory location is reported to the TE using
unsolicited result code:
+CMTI: <memr>,<index>
where
<memr> - memory storage where the new message is stored
("SM" or "ME")
<index> - location on the memory where SMS is stored
<bm> - broadcast reporting option
0 - Cell Broadcast Messages are not sent to the DTE
2 - New Cell Broadcast Messages are sent to the DTE with the
unsolicited result code:
+CBM: <length><CR><LF><PDU> ( in PDU mode)
or
+CBM:<sn>,<mid>,<dcs>,<pag>,<pags><CR><LF><text> (in text
mode)
where:
<length> - PDU length