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Altera_Forum
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16 years ago

about clock gating for multiple blocks

Hi : I am now trying to implement clock gating to a large design. There are 15 basic blocks which works almost in serial sequence. I planed to do the clock gating for them individually. T...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

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If it does so, will it save power as much as clock gating does??

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If I remember right, the power analyzer counts toggling registers rather than clocked registers. I guess, there should be a difference in power consumption between clocked and totally idle, but it's probably not very high. So I wonder, if the clock gating effort counts at all.