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Altera_Forum
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19 years ago

Problem 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_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

Hmm, have you measured the video frame signals? If they are stable and you still get a distorted display it may indeed be sdram clock skew.