Notes, Message sending and writing, Send message +cmgs – Synaccess Networks NP-0801DTM User Manual
Page 137: Syntax, Parameters and values pdu mode

3GPP TS 27.005 AT COMMANDS FOR SMS AND CBS
137
HSPA+ AT Commands Reference Guide
If
used, each 8‐bit octet is converted into two IRA character long
hexadecimal number. For example octet 0x2A is converted as
two characters 0x32 0x41.
Note: In both cases if status of the message is 'received unread', status in the
storage changes to 'received read'.
Notes
Reference GSM 27.005.
Message Sending And Writing
Send Message +CMGS
For both PDU mode and text mode, the execute command sends a message to the network.
Test command returns the OK result code.
Syntax
Command
Command type
AT+CMGS=
Execute
PDU mode
AT+CMGS=
Execute
Text mode
AT+CMGS=?
Test
Parameters and Values PDU Mode
Length of the PDU to be sent in bytes, excluding the SMSC address octets.
7‐164
After command line is terminated with
character sequence prompt:
and waits for the specified number of bytes.