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Altera_Forum
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11 years ago

ALTPLL Megawizard crashes

I have an ALTPLL in my design. When I try to change it, the Megawizard gets to the 2nd screen, then stops responding to input. After a while, a pop-up comes along and says that it's not re...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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the trick of re-sizing the window does not work for me.

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It sounds like you are instantiating PLLs inside of QSYS. I don’t have too much experience with that as I typically instantiate them at the top level with the standalone qmegawiz command line application. It is started from the ip catalog in recent versions of the quartus GUI.

One definitely needs to be diligent to expand the window first before touching any other part of the PLL GUI, to avoid the 100% of the CPU core lock-up.

Jeff