Acquire the Signal
This example of an Event Table is from an
RS-232 bus.
RS-232 event tables display one line for each
7- or 8-bit byte when Packets are set to Off.
RS-232 event tables display one line for each
packet when Packets are set to On.
Other buses display one word, frame, or
packet per row, depending on the bus type.
9.
Push
B1
or
B2
and turn
Multipurpose a
to move the bus display up or down on the
screen.
ARINC429 Bus
To acquire data from an ARINC429 bus, you need to setup these items:
1.
If you selected
ARINC429
, push
De
fi
ne
Inputs
and the appropriate side menu
choices.
Bus B1
AR-
INC429
De
fi
ne
Inputs
Thresh-
olds
800mV
0.00 V
Con
fi
gure
B1 Label
AR-
INC429
Bus
Display
Event
Table
2.
Turn
Multipurpose a
to select the waveform
under analysis as the bus input.
De
fi
ne
Input
(a) 1
Polarity
Normal
3.
Push either
Polarity Normal
or
Polarity
Inverted
to match the ARINC429 bus being
acquired
Polarity
Inverted
MDO3000 Series Oscilloscopes User Manual
71
Содержание MDO3012
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