Chapter 3: AT Commands Reference
December 31, 2007 AT Commands Reference Manual 3-167
Network
Network Commands
+CSQ, Signal Strength
This command displays the received signal strength indication <rssi> and channel bit error rate
<ber> from the G24.
The following table shows the +CSQ parameters.
Example
AT+CSQ
+CSQ: 031,000
OK
AT+CSQ=?
+CSQ: (000-031,099),(000-007,099)
OK
Command Type Syntax Response/Action
Execute/Read
AT+CSQ
AT+CSQ?
+CSQ: <rssi>,<ber>
OK
or:
+CME ERROR: <err>
Test
AT+CSQ=? +CSQ: (list of supported <rssi>s),(list of supported <ber>s)
OK
or:
+CME ERROR: <err>
Table 3-100: +CSQ Parameters
<Parameter> Description
<rssi> 0 through 31 - covers the range of -113 dbm (or less) to -51dbm (or greater)
<ber> Channel bit error rate (in percent)
0–7 RXQUAL values in the GSM 05.08 table
99 Unknown or not detectable
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