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Altera_Forum
Honored Contributor
Honored ContributorProblem with VGA controller
Hello! I include in my project lcd vga controller from the auto_graphics_ref_design-v1.0.4 . I see on the screen simple graphics( lines, boxes, circules), but image is very unstable: it jumpin...
Altera_ForumHonored Contributor
Honored Contributorhi there,
I m using this design too, and I face the same problems. Maybe its due to the sdram pll ( the phase). after all, the displaying is correct for certain resolutions and shapes?! Does the I2C controller with this design okay? because I m alwas getting FF! see you.
