Specifications

UC864-E/G AT Commands Reference Guide
80304ST10041a Rev. 3 - 18/07/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 143 of 259
+CMGS - Send Message
<scts> is returned:
+CMGS: <mr>[, <scts>]
where
<mr> - message reference number.
<scts> - TP-Service Centre Time Stamp in Time String 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 3GPP TS
03.38/23.038 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.
Example
Set PDU mode
AT+CMGF=0
AT+CMGS=18
> 088128010099010259115507811020905512F90000A704F4F29C0E
+CMGS: 124
OK
Set text mode
AT+CMGF=1
AT+CSMP=17,167,0,0
AT+CMGS=”01090255219”,129
>TEST MESSAGE
+CMGS:125
OK
Reference 3GPP TS 27.005