Problem with integration of spi,uart & external switces

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kalyansrinivas

Joined: 07 Jul 2007
Posts: 66
Helped: 1

04 Nov 2009 4:18 Problem with integration of spi,uart & external switces

Dear friends

I am working on Nios II

I have my design with external button swithces and uart it works well

If i have my design with external button switches and spi it works well

But if i add all these into my Sopc Builder and port into Nios II

i am facing error like if i press my external switches the board wont respond

Is there any problem with priorty of these interrupts

I am unable to trace it out

Please help me out

regards
M Kalyansrinivas