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Altera_Forum
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18 years ago

VGA VHDL DE2 problem

Hi, I'm currently trying to use the VGA capabilities of the ALTERA DE2 board to display a red screen with VHDL. The resolution i'm using is 640x480. I've written a code for it but it doesn't wo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

I attached a working 640x480 driver for debug / comparison.

If the timing is off the nicer LCD monitors will just reject the signal. It can be helpful to plug it into an older CRT to get more information about what went wrong.