Siemens MC35 Specifications download pdf (Page 130)

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

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.

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.

Reference

GSM 07.07

Note

1 2 ... 125 126 127 128 129 130 131 132 133 134 135 ... 255 256

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Siemens MC35 Specifications Page 130