S Registers
Page 243
ATS122 AutoRateChange
The maximum average EQM level reached before the modem will downshift a speed. The default
is 55 which means that if the average EQM ever goes higher than 55, then a downshift in speed
will occur.
+
EQM stands for Eye Quality Monitor, and is a reading of the current line quality.
To view the current EQM, after connecting enter local mode by ++ and then type:
AT\V7<cr>.
You will be presented with a realtime reading from the modem similar to the following:
Speed EQM:
max min av hex limit Rx-Dbm S10 S09 C=cts loss S=rlsd
loss 19200 075A 008 007 007 (07) 016 029 018 000
Speed:
the line speed currently connected at.
EQM:
the Eye Quality Monitor (a numeric reading of the line
condition).
max:
maximum EQM reached for this connection.
min:
minimum EQM reached for this connection.
av:
average EQM (this is the value that the above S registers
refer to).
hex:
hexidecimal reading of the EQM value.
Rx-Dbm:
the receive level that the modem is operating at.
Default
55
Range
30-100
Summary of Contents for MD1276A
Page 1: ...MD1276A Global 56K V90 Modem User s Guide 0049 2200 001 Rev A FEBRUARY 2004 0049 2200 500...
Page 128: ...Page 128 Range 0 2...
Page 223: ...S Registers Page 223 See Also ATS105Voice Dead man Timer Range 0 255...
Page 250: ...Page 250 Standard RS 232 Examples...
Page 260: ...Page 260...
Page 288: ...Page 288...
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