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Altera_Forum
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17 years ago

DE3 THDB-ADA problem

Dear guys, I am having a trouble with the Terasic DE3 THDB-ADA board. First I tried to run the demo on the CD. After compilation, when I programed the device, I got this message: File ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Did you notice that the ADA board has a transformer coupled DA output? It has a lower cut-off frequency of 0.4 MHz and surely can't transmit DC levels. If you apply sine or other generated signals, they should have a sufficient frequency.