Motorola g20 Developer's Manual page 322

Reference Tables
AT
Command
+CMGD This command enables the accessory to delete messages from the preferred g20
message storage <mem1> location <index>.
+CMGF This command sets the type of input and output format of messages to use.
+CMGL This command enables the accessory to read a list of all the SMS messages with
status value <stat>, from the g20 message storage <mem1> (selected using the
+CPMS command).
+CMGR This command enables the accessory to read SMS messages from the g20.
+CMGW This command writes and saves messages in the g20 memory, <mem2> (selected
using the +CPMS command).
+CMSS This command selects and sends pre-stored messages from message storage
<mem2> (selected with the +CPMS command).
+CMTI This command sends an unsolicited message to the accessory upon receipt of an
SMS message.
+CNMA This command acknowledges the receipt of a +CMT response.
+CNMI This command enables the unsolicited notification of the accessory when a new
SMS message is received by the g20.
+CNUM This command returns up to five strings of text information that identify the g20.
+COLP This command refers to the GSM supplementary service COLP, Connected Line
Identification Presentation, which enables a calling subscriber to get the connected
line identity (COL) of the called party after setting up a mobile originated call.
+COPS This command enables accessories to access the network registration information,
and the selection and registration of the GSM network operator.
+CPAS This command returns the current activity status of the g20, for example, call in
progress, or ringing.
+CPBF This command enables the accessory to search the currently active phone book for
a particular entry, by name.
+CPBR This command recalls phone book entries from a specific location number, or from a
range of locations.
+CPBS This command selects the memory that is to be used for reading and writing entries
in g20s that contain more than one phone book memory.
+CPBW This command enables the accessory to store a new entry in the phone book, or
delete an existing entry from the phone book.
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Table 137. AT Commands (Alphabetical) (Continued)
Description Page
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128
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133
128
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45
80
143
84
101
96
94
105
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