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TC45 AT Command Set
8.4 AT+CSQ
s
m
obile
TC45_ATC_V02.02
Page 184 of 461
4/16/04
Confidential / Released
8.4
AT+CSQ Signal quality
Syntax
Command Description
TA returns received signal strength indication
and channel bit error rate
from the ME.
Parameter Description
0
-113 dBm or less
1
-111 dBm
2..30
-109... -53 dBm
31
-51 dBm or greater
99
not known or not detectable
To check the bit error rate there must be a call in progress to obtain realistic values. If no call is set up, there is
no BER to be determined. In this case the indicated value may be 0 or 99, depending on the SIM card.
0..7
as RXQUAL values in the table in GSM 05.08 section 8.2.4.
99
not known or not detectable
Test Command
AT+CSQ=?
Response(s)
+CSQ:
(list of supported
s), (list of supported
s)
OK
Exec Command
AT+CSQ
Response(s)
+CSQ:
OK
PIN
ASC0
ASC1
MUX1
MUX2
MUX3
!
%
%
%
%
%
Reference(s)
GSM 07.07
<rssi>
(num)
<ber>
(num)