HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Short Message Service Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
83
If no <tosca> parameter is included, it is equivalent to the effect that the <tosca>
parameter is not modified.
6.11.4
Examples
AT+CSCA?
+CSCA: "+8613902900", 145
OK
6.12 +CMGS–Send Message
6.12.1
Command Syntax
Command
Possible response(s)
If PDU mode (+CMGF=0):
+CMGS=<length><CR>
PDU is given<ctrl-Z/ESC>
If TEXT mode (+CMGF=1):
+CMGS=<da>[,<toda>]<CR>
text is entered<ctrl-Z/ESC>
If PDU mode (+CMGF=0):
<CR><LF>+CMGS: <mr>[,<ackpdu>]<CR><LF>
<CR><LF>OK<CR><LF>
If TEXT mode (+CMGF=1):
<CR><LF>+CMGS: <mr><CR>
<LF><CR><LF>OK<CR><LF>
In case of SMS-related error:
<CR><LF>+CMS ERROR: <err><CR><LF>
+CMGS=?
<CR><LF>OK<CR><LF>
6.12.2
Description
Send a message to the network side. The process of sending a message includes two
steps:
PDU mode:
First, deliver “AT+CMGS=<length>” ended with (CR).
After MS returns <CR><LF><greater_than><space> (IRA 13, 10, 62, 32), the TE
delivers the PDU packet, which is ended with <ctrl-Z> (IRA 26).
TEXT mode:
First, deliver “AT+CMGS=<da>[,<toda>]” ended with (CR).
After MS returns <CR><LF><greater_than><space> (IRA 13, 10, 62, 32), the TE
delivers the text, which is ended with <ctrl-Z> (IRA 26).
In TEXT mode, it only supports 0
–0x00FF with UCS2. When choose GSM 7 bit coding
mode, only support GSM 7 bit basic characters, not support GSM 7 bit extended
characters.