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Altera_Forum's avatar
Altera_Forum
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13 years ago

Signal A lag signal B

Hi, I am a newbie to Altera CPLD. I have a signal A and it's compliment signal B. I would want signal B to always lag 1us w.r.t signal A at the rising edge. And signal A lags signal B by...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

I'm assuming the waveforms look like this 


 
       ________________
A: ___|                |____
           ________
B: _______|        |_________

A little more information would be helpful.

Is A a known pulse width?

Is A considered an input or output to the CLPD?

What are the tolerances on your edges on B? +/- in nS

Do you have a clock into your CLPD?