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VHou0
Beginner
318 Views

NIOS2 bidirectional IO port setting

Set an 8-bit bidirectional IO port as output mode in NIOS2 code, but only 4 bits (bit 0, 1 ,4 ,5)can output correctly, and the other 4 bits hold out state 0.

 

Untitled.pngUntitled1.png

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3 Replies
Ahmed_H_Intel1
Employee
42 Views

Hi,

Can you please explain more? what is your issue?

Regards,

 

Ahmed_H_Intel1
Employee
42 Views

Hi,

please check the top level connection first. you can share with us the top level connection and the assigned pins for these LEDs.

Regards,

 

VHou0
Beginner
42 Views

Thanks you .I removed signaltap from the project, it works correctly.