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Altera_Forum
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12 years ago

Turn on 4 leds nios II

hello, I have a FPGA Cyclone III ep3c25. I use NIOS II, I turn on the first LED. Now how to turn the 4 LEDs. i use this code to blink first led. #include <stdio.h># include "system.h"# incl...
Altera_Forum's avatar
Altera_Forum
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12 years ago

Are the LEDs correctly connected to upper bits of PIO port?

Are the PIO/LED signals correctly assigned to the FPGA pins driving the LEDs?

If the PIO has bidir capability, are the upper PIO pins configured as outputs?