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Altera_Forum
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17 years ago

DSP Builder 8.0 Advanced Blockset / DSP resources

Has anyone been able to successfully specify that a given FIR filter / NCO / etc. be implemented with logic cells (instead of DSP blocks) in an advanced blockset design? From what I can tell, in the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

One thing you can do is open the Control block at the top of your design. There's a parameter there called Hard Multiplier Threshold which defaults to -1. Setting this to a positive number means that DSPBA will try to replace a multiplier with logic if the number of "LEs" used for it will be less than that number.