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AR# 14359

7.1i XST - How do I pass the STEPPING attribute through HDL in XST?

Description

How do I pass the STEPPING attribute that is available to access the enhanced multiplier speed?

Solution

VHDL Example: 

 

entity multiply is  

port (<port_list>);  

 

attribute STEPPING : string;  

attribute STEPPING of multiply : entity is "1";  

end multiply;  

 

 

Verilog Example: 

 

module multiply (<port_list>); //synthesis attribute STEPPING of multiply is 1  

endmodule 

 

 

For more information about the STEPPING attribute, see (Xilinx Answer 14339).

AR# 14359
Date Created 08/29/2007
Last Updated 05/14/2014
Status Archive
Type General Article