Quantum Data 881, User Manual

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418 Appendix A Command Reference
JDVI
Justify pixel clock rate for DVI formats
Class Format editor control
Description Enables setting of the upper and lower bound for the pixel rate of the HDMI-D and
HDMI-H outputs. The command takes two parameters: 1) upper frequency parameter and
2) lower frequency parameter. You can set either values or both values but you have to
enter the first parameter if you want to set the second parameter value. The default values
for HDMI-H and HDMI-D are 165MHz for the upper limit and 25MHz for the lower limit.
Command syntax
JDVI upper_pixel_rate lower_pixel_rate
upper_pixel_rate lower_pixel_rate
floating point number equal to the desired pixel in MHz
Query syntax
JDVI?
Query response upper_pixel_rate lower_pixel_rate
Other required
commands
The ALLU command updates hardware to the new settings and redraws the test image.
Examples
JDVI 165E06 20E06 // sets the lower limit pixel rate to 20MHz
ALLU
JDVI 170E06 25E06 // sets the upper limit pixel rate to 170MHz
ALLU
JDVI 175E06 23E06 // sets the upper limit pixel rate to 175MHz and
the lower limit to 23MHz
ALLU
JDVI?
+175.000E+06, +23.000E+06