AT Commands Reference
136 98-08901C68-O
Example
AT+CMGD=4
OK
AT+CMGD=1,3
OK
4.6 NETWORK
4.6.1 Network Commands
4.6.1.1 +CSQ, Signal Strength
This command returns the received signal strength indication <rssi> and channel bit error rate <ber> from the g20.
Execute and Read Command
<delflag> 0 Deletes the message specified in <index>
1 Deletes all read messages
2 Deletes all read messages and sent MO messages
3 Deletes all read messages, sent and unsent MO
messages
4 Deletes all messages
Command Response/Action
AT+CSQ
AT+CSQ?
+CSQ: <rssi>,<ber>
OK
or:
+CME ERROR: <err>
Table 58. +CMGD Parameters (Continued)
<Parameter> Description