At+Csq Signal Quality - Siemens MC55 Command Set

MC55 AT Command Set
8.4 AT+CSQ
8.4

AT+CSQ Signal quality

Syntax
Test Command
AT+CSQ=?
Response(s)
+CSQ: (list of supported
OK
Exec Command
AT+CSQ
Response(s)
,
+CSQ: <rssi> <ber>
OK
PIN ASC0 ASC1 MUX1
! % %
Reference(s)
GSM 07.07
Command Description
TA returns received signal strength indication
Parameter Description
(num)
<rssi>
0
1
2..30
31
99
(num)
<ber>
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
99
MC55_ATC_V01.05
Confidential / Released
s), (list of supported
<rssi>
MUX2 MUX3
% % %
<rssi>
-113 dBm or less
-111 dBm
-109... -53 dBm
-51 dBm or greater
not known or not detectable
as RXQUAL values in the table in GSM 05.08 section 8.2.4.
not known or not detectable
Page 193 of 469
s)
<ber>
and channel bit error rate
s
m
obile
from the ME.
<ber>
2/10/04