Video Test Generator User Guide

296 Appendix A Command Reference
DSCT
Digital Sync Composite Type
Class Format parameter setting - Digital video signal
Description Establishes the type of composite sync that appears at the digital composite sync outputs
when digital composite sync is selected via the SSST command. The DSCT? query
returns the current setting of DSCT. A setting of zero (0) indicates that digital composite
sync cannot be activated by the operator.
Command syntax DSCT type
type
0 = none
10 = American HDTV w/serr & eq
11 = European HDTV w/serr
12 = European HDTV w/serr & eq
13 = Japanese HDTV ORed
14 = Japanese HDTV w/serr
15 = Japanese HDTV w/serr & eq
Query syntax DSCT?
Query response type
Other required
commands
The FMTU command instructs the generator to use the new setting. The ALLU command
updates hardware to the new setting and redraws the test image.
Example
DSCT 2 // Select simple Amer ORed in buffer
FMTU // Update hardware to current buffer contents