At Commands For Sms - insys icom GSM small 2.0 Manual

INSYS GSM small 2.0
Command
AT+CREG?
AT+CSQ
12.2.3

AT Commands for SMS

Command
AT+CMGD=<n>
AT+CMGF?
AT+CMGF=<n>
AT+CMGL=<stat>
AT+CMGR=<n>
Description
Displaying the registration state (network state)
Response: <n>,<stat>
0
<stat>
1
2
3
5
Displaying the signal quality (GSM signal intensity)
Response: <rssi>,<ber>
Received Signal Strength Indication
<rssi>
0..10
11..14
15..31
99
Bit Error Rate
<ber>
The bit error rate is only measured for an established
connection. Otherwise, the value 0 or 99 is returned.
Description
Deleting SMS message <n>
Querying the SMS message format
Configuring the SMS message format
PDU mode (default)
AT+CMGF=0
Text mode
AT+CMGF=1
Listing the SMS message in the selected memory
Unread messages
AT+CMGL=0
Read messages
AT+CMGL=1
All messages
AT+CMGL=ALL
Reading SMS message <n>
Not logged in, no GSM network search
Logged in with the standard provider
Not logged in, GSM network search
Refused
Logged in, roaming
Poor reception, change location
Limited reception
Good reception
Not detectable
AT Command Reference
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