3
Viewing and Measuring Digital Signals
Interpreting the digital waveform display
Digital channel
identifier
116
The following figure shows a typical display with digital
channels.
Turn
Waveform
size
individual
channels
on/off
Activity indicator
When any digital channels are turned on, an activity indicator is
displayed in the status line at the bottom of the display. A
digital channel can be always high ( ), always low ( ), or
actively toggling logic states ( ). Any channel that is turned off
will be grayed out in the activity indicator.
Delay
Sweep
time
speed/div
Turn
Threshold
groups of
menu key
channels
on/off
6000 Series Oscilloscope User's Guide
Trigger
Trigger
mode or run
type and
status
source
Threshold
level
Activity
indicator