882 Video Test Instrument User Guide (Rev A.35) 315
DVSS (OUT1:DVSS, OUT2:DVSS)
Digital Video Signal Swing
Class Format parameter setting - Digital video signal
Description Sets the TMDS differential swing voltage for the digital video signal. For generators with
two HDMI ports, the OUT1:DVSS or OUT2:DVSS syntax sets the voltage for the
corresponding connector. The DVSS query returns the current value.
The DV_Swing image can also be used to adjust the digital swing.
Command syntax connector:DVSS voltage
connector
OUT1, OUT2 = HDMI OUT 1 or HDMI OUT 2 connector
voltage
0.0 to 2.0 volts differential peak-to-peak (nominally 1.000, 0.150 to 1.560 range
guaranteed)
Query syntax OUT1:DVSS?
or
DVSS?
Related commands DVST, DVSC
Example 1
DVSS 1.25 // sets the digital video signal swing voltage to 1.25
volts on HDMI output 1
ALLU
Example 2
OUT1:DVSS 1.00 // sets the digital video signal swing voltage to 1.0
volts on HDMI output 1
ALLU
Example 3
OUT2:DVSS 0.50 // sets the digital video signal swing voltage to 0.5
volts on HDMI output 2
ALLU
Example 4
OUT2:DVSS? // queries the current value of HDMI output 2
+0.500E+00
ALLU
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