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Altera_Forum's avatar
Altera_Forum
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12 years ago

Multicycle custom instruction repeated calls, hangs, signals

Hello, I have some problems with a multicycle custom instruction. I'm using a Terasic DE1 board with Quartus II 13.01 64 bit on Ubuntu 12.04. I've started with the NIOS II system for "count...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

I've solved.

The problem was a timer component, in Qsys, set to 1 nanosecond resolution.... DE1 has a 50MHz clock.

Changing the resolution to 20 ns makes all things work as expected.

Thanks all!