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49
<type>
type of origin or destination address, 129 for
normal
and 145 for international access (number con-
tains ‘+’
character)
<fo>
depending on the command or result code: first
octet
of SMS-DELIVER, SMS-SUBMIT (default 17), or
SMS-STATUS-REPORT in integer format
<pid>
protocol identifier in integer format (default 0)
<dcs>
SMS Data Coding Scheme (default 0)
<sca>
service centre address
<typesca>
type of service centre address, 129 for normal
and 145
for international access (number contains ‘+’
character)
<length>
length of <data> field
<data> user
data
<vp>
depending on SMS-SUBMIT <fo> setting: valid-
ity
period either in integer format (default 167) or
in
time-string format
AT+CMGS Send Message
This command sends a message to the network. A message refer-
ence value <mr> is returned to the DTE on successful message de-
livery. Sending can be cancelled by using the <ESC> character.
<ctrl-Z> must be used to indicate the ending of the message body.
This command form applies only to SMS text mode, and the PDU
mode form of the command is described in the next sec-
tion.
Syntax:
AT+CMGS=<addr>[,<type>]<CR>text<ctrl-Z/ESC>
Send message.