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RIGOL Chapter 11 Protocol Decoding
11-30 DS8000-R User Guide
âš« Click Threshold, then use the pop-up numeric keypad or scroll with the
mouse to set the threshold of the source channel. When you modify the
threshold of the channel, a dotted line displaying the current threshold level
is displayed on the screen. The dotted line disappears in about 2 s after you
stop modifying the threshold.
4. Signal setting
Click Settings to enter the signal setting menu.
âš« Channel selection
Click Channel continuously to select a channel ("A" or "B") that matches
the actual FlexRay bus signal.
âš« Specify the signal rate
Click Baud to open the baud rate list (2.5 Mbps, 5 Mbps, and 10 Mbps), and
select a preset baud rate that matches the actual FlexRay bus signal.
âš« Set the signal type
Click Signal to select a signal type that matches the actual FlexRay bus
signal. The available signal types include BP, BM, and RX/TX.
âš« Sample Position:
Sample position is a point within a bit’s time. The oscilloscope samples the
bit level at this point. The sample position is represented by the proportion
of "the time from the start of the bit to the sample position" to the "bit time",
as shown in the figure below.
Figure 11-12 Sample Position
Click Sample Position, then use the pop-up numeric keypad or scroll with
the mouse to set the sample position. The settable range is from 10% to
90%.
5. Display-related setting
Click Display to enter the display setting menu.
âš« Set the display format
Click Format to select the display format of the bus data. The available
One Bit
60%
70%
80%
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