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Altera_Forum's avatar
Altera_Forum
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12 years ago

Convert real to integer in parameter

Hello. I am trying to synthesize some Verilog modules that are parametrized using real numbers. The real numbers get converted to actual integer values that are used for the module configuratio...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

--- Quote Start ---

The line 


localparam integer COUNT = CLK_FREQ*BLINK_PERIOD;

Is a conversion from real to integer ... isn't that what you want?

Cheers,

Dave

--- Quote End ---

Hey, I missed that.

Let me try and I'll report.

Thanks!

--- EDIT ---

Yes, it seems to be working reliably. At least the floating point numbers that I tried and can't be represented exactly as integers are converted precisely to the cast-respective integer value. With this I can also emulate ceils and floors. Both parameter and localparam work.

Thanks again! Best.