Checking The Parameter Range Supported By This Command - Huawei MG323 At Command Interface Specification

HUAWEI MG323 GSM M2M Module
AT Command Interface Specification
8.4.1 Checking the Parameter Range Supported by This
Command
Test
command
Function
Response
Parameter description
<rssi>: receive signal strength indicator
<ber>: bit error rate in percentage. The value of ber can be queried only during the
call processing. Otherwise, only the value 0 or 99 is returned. Currently, only the
value 99 is returned.
Issue 02 (2010-11-23)
AT+CSQ=?
Returns the parameter range supported by this command.
In case of successful execution:
<CR><LF>+CSQ: (list of supported <rssi>s),(list of supported
<ber>s)<CR><LF>
<CR><LF>OK<CR><LF>
In case of an error during command execution:
<CR><LF>ERROR<CR><LF>
In case of an error related to the MT during command execution:
<CR><LF>+CME ERROR: <err><CR><LF>
0: ≤ -113 dBm
1: -111 dBm
2...30: -109...-53 dBm
31: ≥ 51 dBm
99: unknown or immeasurable
0–7: correspond to the values of RXQUAL in the GSM 05.08 section8.2.4.
99: unknown or immeasurable
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Commands for Network Services
81