Справочник Пользователя для Siemens MC35
AT Command Set
MC35_ATC_01_V05.00
Page 130 of 256
15.07.2002
4.46 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
<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
or
not
detectable
<ber>
Bit error rate:
0...7
as RXQUAL values in the table in GSM 05.08
section 8.2.4.
section 8.2.4.
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.
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.
Reference
GSM 07.07
Note