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Altera_Forum's avatar
Altera_Forum
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15 years ago

pulse generator (need help)

I want to generate 25Hz,50Hz,100Hz pulse signals! The singal is bad when I use frequency division! Is there a better way to generate the signals? Thank you very much! --a fri...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Do you see the high frequency glitches experimentally?

If yes, did your logic analyzer sample your output synchronously?

If not sampling synchronously, it is normal that you see glitches.

Remember that you only need that the outputs are stable and have the proper values one setup time before the next active clock edge.