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Altera_Forum
Honored Contributor
11 years agoAdditional information...
I deleted all the files and rebuilt the project in NIOS 2. It connects and downloads the program. I closed NIOS 2, then reopened the vip_example files. Now I have an error in main.cpp. The ISR_timer_interrupt routine gives the following error message. "Function '_builtin_stwio" could not be resolved. This is in the line IOWR_ALTERA_AVALON_TIMER_STATUS (base, 0);