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Altera_Forum
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20 years ago

Trouble of NIOS2's timer interrupt

HI everyone i have purchased the NIOS2 evaluate board--EP1C12 from the Altera. and i program a timer interrupt routine to create a square wave based on the evaluate board's standard design. my...
Altera_Forum's avatar
Altera_Forum
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20 years ago

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originally posted by oceanx@Dec 8 2005, 02:34 PM

i wonder if there can not be float calculation in the timer interrupt or the float calculation is very slow in nios2????

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It could be... Nios II does not have a FPU... The 1 ms period could be because the duration of the ISR is greater than the ISR period...

bye

Paolo