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Altera_Forum
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8 years ago

Constraining LEDs/Switches to VHDL onDE1-SoC

Hello, I am trying to write some basic VHDL that "slide" an on led down the 10 leds on the DE1-SoC board. I have loaded the .sof onto the board but nothing is lighting up. I think the VHDL is good be...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

It is clearly a problem with the constraints

https://www.alteraforum.com/forum/attachment.php?attachmentid=15316

https://www.alteraforum.com/forum/attachment.php?attachmentid=15317

It is clear my qsf is reading the sdc because if I mess with the .sdc, it will fail to compile. I am not sure how to create and connect my VHDL clk input to a real clk

Here are the critical warnings I am seeing

https://www.alteraforum.com/forum/attachment.php?attachmentid=15318