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Visitor anch83
Visitor
2,223 Views
Registered: ‎04-27-2010

Common Interconnects of Block Ram and Multipliers

Hi Everyone,

In virtex2p, block ram and multipliers shares the interconnects. is there any way to use both of them. say. by multiplexing

Regards
Adnan
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1 Reply
Xilinx Employee
Xilinx Employee
2,213 Views
Registered: ‎08-13-2007

Re: Common Interconnects of Block Ram and Multipliers

By using a BRAM configuration <=18bits wide? Yes

You can't multiplex the routing like you are imagining. Its configuration is fixed for a given bitstream.

 

http://www.xilinx.com/support/answers/20307.htm (PAR, LogiCORE MAC FIR, FFT, FIR Compiler - Why do I receive "ERROR:Place:419", "ERROR:Place:341", or "ERROR:Place:665" when I try to place-and-route my MAC FIR or FFT in a Virtex-II/-II Pro, Spartan-3/-3E device?)

Cheers,

bt

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