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Altera_Forum's avatar
Altera_Forum
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14 years ago

quartus II timing analyzer ignoring neg edge clk?

Tool is complaining about path from falling edge clock to rising edge, 25mhz, MAXII cpld. i would rather not ignore warning, how do i help timing analyzer understand, or me understand why it isn't h...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Ah. You are correct. I was convinced clk_8192000_countNEG was on the rising edge.

Thus, there should be a considerable margin there.

Maybe the classic timing analyzer got it wrong. I'm not terribly familiar with it, I only use when I have to deal with devices not supported in TimeQuest (which is rare).