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IORD_XDIRECT and IOWR_XDIRECT?

Altera_Forum
Honored Contributor II
‎07-30-2005 03:55 AM
921 Views

Hello: 

 

I want to ask that the IORD_XDIRECT or IOWR_XDIRECT will affect the byteenable signals? 

For example IOWR_16DIRECT ,the byteenable[1..0] will both low; IOWR_8DIRECT only one byteenable signal 

will low , others high. I hope somebody can explain. 

 

 

Best regards 

 

jigdo
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