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Altera_Forum's avatar
Altera_Forum
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11 years ago

Problem in getting 1 usec Interval Timer to work using NiosII and QSYS

Hello everyone, Kindly guide me in resolving the following problem. I am unable to get the Interval timer to work for 1usec. It is working for 1msec. Case: I have a DE2115 kit. Using QSYS I h...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

I have not succeeded in working for 1 us with interrupt timer. The best I got is 15 us (without any other instructions)

How do you set the period :

by the Qsys component editor?

maybe you have forgotten the "unit" ;-)

Instead of using variable to undersample the inteerupt, you should just toggle the led, and put a scope on it.

NB : you can use the full controlled interval timer, then you can change directly the period.