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AR# 810

XC3000: How to specify FGM mode in a schematic design using a CLBMAP

Description

Keywords: FGM, schematic, CLB, XC3000

Urgency: Standard

Description
If you want to use FGM mode in a 3k design but don't want to
use a CLB primitive library symbol. FGM mode is used when there
is 'P' attribute on the E-pin of a CLB MAP

Solution

(1) Use a CLBMAP in schematic.

(2) E-pin of the CLBMAP must be a net going to the
select line of a mux

(3) Place a 'P' attribute on the CLBMAP E-pin.
AR# 810
Date Created 02/14/1996
Last Updated 01/12/2003
Status Archive
Type General Article