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Altera_Forum
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13 years ago

2 Nios II with autonomous peripherals !

Hi All, I am been using a NIOS II core in my application for performing some activites. Now i wish to add another NIOS II to do a independent activity in the same application, which i am curr...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

The exception vectors need to be in a RAM because they are initialized by the software just before jumping to main(). If you put them to a ROM then the initialization software can't write the correct ISR vector and the CPU would probably crash at the first raised interrupt.

I'm glad you got it to work!