Interpreting The Digital Waveform Display - Agilent Technologies 54622A User Manual

MegaZoom Concepts and Oscilloscope Operation

Interpreting the digital waveform display

Interpreting the digital waveform display
The following figure shows a typical display with digital channels.
Digital channel
identifier
Channel
on/off
Activity indicator
When any digital channels are turned on, an activity indicator is displayed in
the status line at the top of the display. A digital channel can be always high
( ), always low ( ), or actively toggling logic states ( ). A channel is
interpreted as always low if it is not connected or if there is no signal on it. Any
channel that is turned off will be grayed out in the activity indicator.
4- 32
Delay
Activity
time
indicator
Turn all Waveform
channels
size
on/off
Trigger
Sweep
mode or run
speed/div
status
Digital User-defined
threshold
threshold
Trigger
type and
source
Threshold
level