Tektronix CSA8000B - Manual (Page 107)

Acquiring Waveforms
CSA8000B & TDS8000B User Manual 3- 33
Use the procedure that follows to set up the instrument to acquire in FrameScan
mode.
Overview To acquire in FrameScan mode Control elements and resources
Prerequisites 1. The instrument must have an appropriate sampling
module in place before powering on the instrument.
Instrument must be powered up.
2. The signal to be scanned must be input to a channel
and an appropriate external framing signal must be
applied to the trigger input.
3. The acquisition mode must be set to Sample or
Average. Envelope cannot be used with FrameScan
acquisitions.
4. The vertical and horizontal controls and triggering must
be set to acquire the signal.
H
See sampling-module user manuals for
sampling module installation.
H
See page 3--24 for acquisition setup and
page 3--48 for trigger setup in this manual.
Access the
FrameScan
controls
5. From the application menu bar, select Setup, and then
select Horizontal. See right.
Set the frame
duration
6. In the Horz Setup dialog box, click the Units Bits option
button.
7. Enter the total number of bits you wish to scan (the
frame duration) in the Scan Bits box. You must always
set this parameter manually.
Tip. You can set Units to Seconds if you prefer, but
Bits usually makes the set up and use of FrameScan
acquisition easier.
Enter bits to be scanned
Check for bits units
To Acquire in
FrameScan Mode