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How to sum sine waves up by using IP blocks

Altera_Forum
Honored Contributor II
834 Views

Hi, My task was to create two different freq. sine waves and sum them up. I defined them as signals but how to sum them by using IP clocks? Can some please help me? You can take a look to my code in attached vhd file. Thx in advance

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4 Replies
Altera_Forum
Honored Contributor II
83 Views

Im not sure what the problem is - why cant you just have: 

 

q <= sin1 + sin2 

 

?
Altera_Forum
Honored Contributor II
83 Views

it's giving error. It says "can't determine definition of operator ""+"" -- found 0 possible definitions

Altera_Forum
Honored Contributor II
83 Views

+ isn't defined for std_logic_vector. You have signed sine table, why not using signed variables?

Altera_Forum
Honored Contributor II
83 Views

Thank you very very much. I appreciate, it's done.

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