AT Commands Reference
128 98-08901C68-O
4.5.1.9 +CMTI, Unsolicited Result Code (New MT Message Receipt Indication)
This unsolicited message is sent to the terminal by the g20 upon receipt of an SMS message. This message indicates that a new
MT message was received, and is stored in location <index>.
The following table shows the +CMTI parameters.
Example
AT+CNMI=3,1
OK
+CMTI: "MT",4
4.5.1.10 +CMGL, List Messages
This command displays a list of all the SM with status value <stat>, from the g20 message storage <mem1> (selected using the
+CPMS command). The command returns a series of responses, one per message, each containing the message index, status,
and data. If the status of a message is "Received unread", the status changes to "Received read". If the listing fails, the final result
code +CMS ERROR: <err> is returned.
Set Command
Read Command
The Read command for +CMGL is not defined by ETSI, and therefore is not supported by the g20. The g20 returns an error.
Table 51. +CMTI Parameters
<Parameter> Description
<mem> Message memory space.
<index> Location of the new message.
Command Response/Action
+CMGL [=<stat>] +CMGL:
For each message <index>,<stat>,<oa/da>
<CR><LF><data><CR><LF>
or:
+CMS ERROR: <err>
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