User Manual

149
Figure 126 Connecting digital probes
5. Repeat step 4 until you have connected all points of interest.
16.2 Acquiring Digital Waveforms
Press the Digital button to open the digital channels and start acquiring digital channel
waveforms.
For digital channels, each time the oscilloscope takes a sample, it compares the input voltage to
the logic threshold. If the voltage is above the threshold, the oscilloscope stores a 1 in the sample
memory; otherwise, it stores a 0.
16.3 Displaying Digital Channels
1. Press the Digital button on the front panel to open the DIGITAL function menu.
Figure 127 Digital function menu
2. Press the Channel Height softkey to select Low, Medium or High display type. This control
lets you spread out or compress the digital traces vertically on the display for more
convenient viewing. The compressed display is useful for displaying digital and analog signals
together. Low is only available when a single Channel Group is enabled.