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Altera_Forum
Honored Contributor I
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The data read by io channel cannot be returned to the host

Hello: 

When I read the data form .v into the kernel using io channel, the data cannot be passed back to the host,but can be calculated in the kernel and written to the external io via the io channel and the result is correct. 

Here is our .v file: For simplicity, the avalon-st interface in .v gives a fixed value。 

https://alteraforum.com/forum/attachment.php?attachmentid=15567&stc=1  

Here is our Qsys: 

https://alteraforum.com/forum/attachment.php?attachmentid=15568&stc=1  

Here is our kernel: 

https://alteraforum.com/forum/attachment.php?attachmentid=15569&stc=1  

Here is our host code: 

https://alteraforum.com/forum/attachment.php?attachmentid=15570&stc=1
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