Multi-Tech Systems CDMA Wireless Modem User Manual

Page 182

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Chapter 22 - Verizon® Specific AT Commands

Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C

182

Write Message to Memory +CMGW (Chapter 8)

Description: This command stores a message in memory (SMS-SUBMIT). The memory location <index>

is returned (no choice possible as with phonebooks +CPBW). A text or Unicode message is
entered as described for the Send Message +CMGS command.

The <length> parameter is optional, it is used to set the length of the text string. When
<length> is specified, the CMGW command will only process the number of bytes specified
by <length> regardless of whether it contains <ctrl-Z>, <ESC>, or <backspace> characters.

The <priority>, <privacy>, <reply option>, and <cbn> parameters are optional. When not
specified, they default as follows:

Priority: 0 (Normal)
Privacy: 0 (Normal)

Reply Option: 0 (No Acknowledge)

Call back number: Not included in the message.


Values:

<oa/da> : Origination/destination address value in string format.
<length> : Length of the text message (in bytes).
<priority>: Message priority:

0 – Normal
1 – Interactive
2 – Urgent
3 – Emergency

<privacy>: Message privacy:

0 – Normal
1 – Restricted
2 – Confidential
3 – Secret

<reply>: Message reply option:

0 – No Acknowledge
1 – Delivery Acknowledge

<cbn>: Call Back Number


Syntax:

Command syntax: AT+CMGS= <oa/da> [,<length>] [,<priority>] [,<privacy>] [,<reply>]
[,<cbn>] <CR> entered text <ctrl-Z / ESC>

Response syntax: +CMGW: <index> or +CMS ERROR: <err> if writing fails

Command

Possible Responses

AT+CMGW=”8585551212”<CR>
Hello how are you ?<ctrl-Z>
Note: Write a message

+CMGW: 4
OK
Note: Message stored in
index 4

AT+CMGW=”8587777777”,6<CR>
¥IÅàø?<ctrl-Z>
Note: Write a message with specified length of 6 bytes

+CMGW: <index>
OK
Note: Message stored in
<index>

AT+CMGW=”8585551212”,,2,1,1,”5550000”
Please call ASAP<ctrl-Z>
Note: Write message with the specified priority, privacy, reply
option and call back number. Notice length field is omitted.

+CMGW: 5
OK
Note: Message stored in
index 5

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