Parameters and values, Notes, Examples – Synaccess Networks NP-0801DTM User Manual
Page 76: Signal quality +csq, Syntax

3GPP TS 27.007 AT COMMANDS
HSPA+ AT Commands Reference Guide
76
Parameters and Values
<pin>
String type value.
<newpin>
String type value.
To check the status of the PIN request use the command AT+CPIN?
Note: If all parameters are omitted then the behavior of Set command is the
same as Read command.
Notes
Reference: 3GPP TS 27.007
Examples
AT+CMEE=1
OK
AT+CPIN?
+CME ERROR: 10
E
rror: You have to insert the SIM.
AT+CPIN?
+CPIN: READY
You inserted the SIM and device is not waiting for PIN to be given.
OK
Signal Quality +CSQ
Execute command reports received signal quality indicators.
Test command returns the supported range of values of the parameters <rssi> and <ber>. Although +CSQ is an
Execute command without parameters, ETSI 07.07 requires the Test command to be defined.
Syntax
Command
Command type
AT+CSQ
Execute
AT+CSQ=?
Test
Execute command reports received signal quality indicators in the form:
+CSQ: <rssi>,<ber>
where
<rssi>
Received signal strength indication.
0
(‐113) dBm or less
1
(‐111) dBm
2‐30
(‐109)dBm‐(‐53)dBm / 2 dBm per step
31
(‐51)dBm or greater
99
Not known or not detectable