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Altera_Forum
Honored Contributor
8 years agoLPM Counter Output Resetting To Wrong Value
Hello, I am using the lpm_counter Megafunction and I am observing incorrect behavior at the counter Q output on 20% of the FPGA design builds. In all the builds that fail, the counter outp...
Altera_Forum
Honored Contributor
8 years agoI found the problem. It was a reset that was not constrained correctly to the counter clock. There was an exception constraint when there should not be one.
I changed to a reset input that had a correct timing constraint and the counter is now working reliably. Thanks! John