Chapter 9 – Short Messages Commands
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I)
71
Write Message to Memory +CMGW
Description:
This command stores a message in memory (either SMS-SUBMIT or SMS-DELIVERs).
The memory location <index> is returned (no choice possible as with phonCPBW).
Text or PDU is entered as described for the Send MCMGS command.
Values:
<oa/da>
Originating or Destination Address Value in string format
<tooa/toda>
Type of Originating / Destination Address
<stat>
Integer type in PDU mode
(default 2 for +CMGW)
or string type in text mode
(default
“
STO UNSENT
”
for +CMGW)
. Indicates the status of message in memory. If <stat> is
omitted, the stored message is considered as a message to send
0
“REC UNREAD”
1
“REC READ”
2
“STO UNSENT”
3
“STO SENT”
<length>
: Length of the actual data unit in bytes
Syntax:
Command syntax in text mode:
(<index> is returned in both cases)
AT+CMGW= <oa/da> [,<tooa/toda> [,<stat> ] ] <CR>
Enter text:
<ctrl-Z / ESC>
Command syntax in PDU mode
:
AT+CMGW= <length> [,<stat>] <CR>
Give PDU:
<ctrl-Z / ESC>
Response
syntax:
+CMGW:
<index> or +CMS ERROR: <err> if writing fails
Command Syntax:
+CMGW
Command
Possible responses
AT+CMGW=”+33146290800”<CR>
------------------------------------------------
Hello how are you ?
<ctrl-Z>
Note: Write a message in text mode
---------------------------------------------------
>
------------------------------------------
-------------------------------------------
+CMGW: 4
OK
Note: Message stored in index 4
AT+CMGW=<length><CR><pdu><ctrl-Z>
Note: Write a message in PDU mode (1/3)
-----------------------------------------------------------
<pdu>
Note: Enter message in PDU mode (2/3)
------------------------------------------------------------
<ctrl-Z>
Note: End the message (3/3)
>
-----------------------------------------------
-----------------------------------------------
+CMGW: <index>
OK
Note: Message stored in <index>
