Good Will Instrument GDS-3000A Series, Руководство пользователя

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ADVANCED CONFIGURATION
173
5. Press Select on the
side menu and
select a channel.
6. Next, select a logic
level for the
selected channel, or
set the selected
channel as the clock
signal.
Logic
Clock, High (H), Low (L), Don’t
Care (X)
7. Repeat steps 5 to 6 for the remaining channels.
8. The chosen logic levels will be reflected in the
trigger indicator at the bottom of the screen.
The color of each channel, if active will also be
displayed. If a channel is not turned on, it will
be grayed-out
Example
D15 ~ D0
D0 clock edge
D1 = High
D2 =
don’t care
D3 =
don’t care
D15 ~ D4 = turned off
Logic Trigger
Timing
If a channel was selected as a clock signal, then
the clock edge determines when the logic
comparison is made. If a clock was not defined
then the
When menu determines the triggering
timing conditions. This is described below in step
9 and 10.