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zc20060102
Visitor
Visitor
4,469 Views
Registered: ‎12-14-2009

Xst:1775

dear friends, 

when i edit my own function,then synthesize,following error  appears:

Xst:1775 - Unsupported modulo value 7 found in expression at line 233. The modulo should be a power of 2.

why do this problem happen? thank you for your help!

                                                                                       --zc

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ywu
Xilinx Employee
Xilinx Employee
4,459 Views
Registered: ‎11-28-2007

modulo operator is only supported if the right hand operand is a constant power of 2 (see the snapshot of XST user guide below):
Cheers,
Jim
ScreenHunter_01 Feb. 06 13.28.gif
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