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Altera_Forum
Honored Contributor
Honored ContributorFixed point arithmetic not working for digital signal processing application
Hi, I am currently trying to do some simple digital signal processing using the Terasic AD/DA card attached to the Terasic DE0 board (which has a Cyclone III on board). My situation is that I a...
Altera_ForumHonored Contributor
Honored ContributorIt looks to me like you have an issue with the bit-width somewhere in your code.
Take a look at this tutorial document: http://www.ovro.caltech.edu/~dwh/correlator/pdf/esc-104paper_hawkins.pdf http://www.ovro.caltech.edu/~dwh/correlator/pdf/esc-104slides_hawkins.pdf http://www.ovro.caltech.edu/~dwh/correlator/pdf/esc-104code_hawkins.zip You will see several examples of what happens when things go wrong. Look at your code to see if you can figure out your error. Cheers, Dave
