HUAWEI UMTS M2M Module V100R001
AT Command Interface Specification
Issue 18 (2009-06-22)
Commercial in Confidence
Page 30 of 169
+CSQ=?
<CR><LF>+CSQ: (list of supported <rssi>s),(list of
supported <ber>s) <CR><LF><CR><LF>OK<CR><LF>
3.7.2 Description
The EXECUTION command returns the RSSI and BER of ME.
The TEST command returns the supported RSSI and BER values.
3.7.3 Defined Values
<rssi>: Indication of the receiving signal strength
0
Equal to or less than -113 dBm
1 -111 dBm
2...30 -109... -53 dBm
31 Equal to or higher than -51 dBm
99 Unknown or unmeasurable.
<ber>(bit error rate): Currently, the BER query is not supported, and 99 will be
returned after issuing the EXECUTION or TEST command.
3.8 RSSI level query function c CSQLVL
3.8.1 Command Syntax
Command
Possible response(s)
+CSQLVL
<CR><LF><uiPercent>,<rssi><CR><LF>
+CSQLVL=?
<CR><LF> +CSQLVL:
<uiPercent>,<rssi><CR><LF><CR><LF>OK<CR><
LF>
3.8.2 Interface Description
This command is used to periodically reset the module automatically.
3.8.3 Defined Values
< uiPercent >: The grid of the signal.
0~5: Indicate the signal intensity.
<rssi>: Indication of the receiving signal strength
0
Equal to or less than -113 dBm
1 -111 dBm
2...30 -109... -53 dBm
Содержание EM770W
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