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Altera_Forum's avatar
Altera_Forum
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15 years ago

Run and debug nios project

Hello, I am running a c file on niosii to check if the LEDs are working or not using buttons. This is my C file: #include <stdio.h> // for uart# include <unist...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

You are definitely using a system timer (SYS_CLK_TIMER, I presume) with an abnormally small period, so it continuosly triggers the irq; in other words, the timer period is shorter than the time required for isr (alt_tick).

You should check this period in sopc builder. Alternatively you can select the other timer as system timer in syslib properties.