Siemens M20 Terminal

AT command interface
Version 8 dated 15.03.00 87
Siemens Information and Communication Products
A
AT+CSQ Signal quality
Test command
AT+CSQ=?
Response
+CSQ: (list of supported <rssi>s), (list of supported <ber>) OK
Parameter
see execute command
Execute command
AT+CSQ
Response
TA returns received signal strength indication <rssi> and channel bit error rate <ber> from the ME.
+CSQ: <rssi>, <ber> OK
Parameter
<rssi> Receive level:
0 -113 dBm or less
1 -111 dBm
2...30 -109... -53 dBm
31 -51 dBm or greater
99 not known
<ber> Bit error rate:
0...7 as RXQUAL values in the table in GSM 05.08 section 8.2.4
99 not known
Reference
GSM 07.07
Note