Rainbow Electronics GM862-QUAD-PY - Manual (Page 219)

AT Commands Reference Guide
80000ST10025a Rev. 5 - 09/07/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 219 of 434
+CMGS - Send Message SELINT 2
Note: the DCD signal shall be in ON state while text is entered.
Note: the echoing of entered characters back from the TA is controlled
by echo command E
To send the message issue Ctrl-Z char (0x1A hex).
To exit without sending the message issue ESC char (0x1B hex).
If message is successfully sent to the network, then the result is sent
in the format:
+CMGS: <mr>
where
<mr> - message reference number; GSM 03.40 TP-Message-
Reference in integer format.
Note: if message sending fails for some reason, an error code is
reported.
Note: care must be taken to ensure that during the command
execution, which may take several seconds, no other SIM interacting
commands are issued.
Note: it is possible to send a concatenation of at most 10 SMs; the
maximum number of chars depends on the <dcs>: 1530 chars if GSM
03.38 default alphabet is used, 1340 chars if 8-bit is used, 670 chars if
UCS2 is used.
AT+CMGS=? Test command resturns the OK result code.
Note To avoid malfunctions is suggested to wait for the +CMGS: <mr> or
+CMS ERROR: <err> response before issuing further commands.
#
S
M
S
M
O
D
E
=
0
#
S
M
S
M
O
D
E
=
0
Reference GSM 07.05
(#SMSMODE=1)
#
S
M
S
M
O
D
E
=
1
(PDU Mode)
AT+CMGS=
<length> (PDU Mode)
Execution command sends to the network a message.
Parameter:
<length> - length of the PDU to be sent in bytes (excluding the SMSC
address octets).
7..164
After command line is terminated with <CR>, the device responds
sending a four character sequence prompt: