Tektronix DSA8300, Programmer'S Manual

Page: 303 / 455

Commands Listed in Alphabetical Order
SELect? (Query Only)
This is a query only command that returns the selected waveform that is affected
by the front-panel controls and the display status (on or off) of all waveforms.
Group Vertical
Syntax
SELect?
Examples
SELECT?
might return
<PARA>SELECT:CH1 0;CH2 0;CH3 1;CH4 0;CH5
0;CH6 0;CH7 0;CH8 0;MATH1 1;MATH2 0;MATH3 0;MATH4 0;MATH5
0;MATH6 0;MATH7 0;MATH8 0;REF1 1;REF2 0;REF3 0;REF4 0;REF5
0;REF6 0;REF7 0;REF8 0;CONTROL REF1,MAIN</PARA>
.
SELect:CH<x>
This command sets or queries whether the speci fi ed acquisition waveform is
displayed. The waveform is speci fi ed by x, which can be 1 through 8. This
command is the equivalent to selecting an acquisition waveform and checking the
On control in the Waveform section of the Vertical Setup dialog box.
Group Vertical
Syntax
SELect:CH<x> { ON | OFF | NR1 }
SELect:CH<x>?
Related Commands SELect:CONTROl
Arguments
ON
displays the speci fi ed acquisition waveform.
OFF
turns off the display of the speci fi ed acquisition waveform.
NR1
set to 0 turns off the display of the speci fi ed acquisition waveform; any
other value displays the speci fi ed acquisition waveform.
Examples
SELECT:CH4 1
displays the acquisition waveform for Channel 4.
SELECT:CH2?
might return
SELECT:CH2 0
, indicating that the display of the
Channel 2 acquisition waveform is disabled.
NOTE.
A query always returns a 0 or 1.
DSA8300 Programmer Manual 2-287