At+Csq Signal Quality Report; At+Vtd Tone Duration - SimCom SIM5300E At Command Manual

Reference
3GPP TS 27.007
GSM 11.11
3.2.31

AT+CSQ Signal Quality Report

AT+CSQ Signal Quality Report
Test Command
AT+CSQ=?
Execution Command
AT+CSQ
Parameters
Reference
3GPP TS 27.007 [13]
3.2.32

AT+VTD Tone Duration

AT+VTD Tone Duration
Test Command
AT+VTD=?
SIM5300E AT Command Manual V1.02
Response
+CSQ: (list of supported <rssi>s),(list of supported <ber>s)
OK
Response
+CSQ: <rssi>,<ber>
OK
If error is related to ME functionality:
+CME ERROR: <err>
Execution Command returns received signal strength indication <rssi> and
channel bit error rate <ber> from the ME. Test Command returns values
supported by the TA.
<rssi>
0 -115 dBm or less
1 -111 dBm
2...30 -110... -54 dBm
31 -52 dBm or greater
99 not known or not detectable
<ber> (in percent):
0...7 As RXQUAL values in the table in GSM 05.08 [20] subclause
7.2.4
99 Not known or not detectable
Response
+VTD: (list of supported <n>s)
OK
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