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SusanB's avatar
SusanB
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3 years ago

How to fix Power Estimation Confidence: Low: user provided insufficient toggle rate data

In my design, I have a 6b x 12b multiplier that is inferred from code that is essentially if(rising_edge(clock)) then if (clock_enable = '1') then result <= num_6b * num_12b; end if...
SusanB's avatar
SusanB
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3 years ago

Also attaching the confidence metrics screen. The 39 signals are the 36 from the multiplier (18 bits mult0:17, 18 bits DATAOUT0:17) and 3 other signals where I understand and agree with the zero toggle conclusion from the tool.