top.pcf

Xilinx ISE 官方源代码盘第八章

SCHEMATIC START ;
// created by map version G.30 on Wed Jun 02 03:27:21 2004 
NET "bufg_modb/IBUFG" BEL "bufg_modb/BUFG.GCLKMUX" USELOCALCONNECT ;
NET "bufg_modc/IBUFG" BEL "bufg_modc/BUFG.GCLKMUX" USELOCALCONNECT ;
NET "bufg_moda/IBUFG" BEL "bufg_moda/BUFG.GCLKMUX" USELOCALCONNECT ;
COMPGRP "AG_instance_c.SLICE" = COMP "c2a" COMP "instance_c/Q3_OUT" COMP 
"instance_c/Q1_OUT" COMP "c2and2" ;
COMPGRP "AG_instance_c.SLICE" LOCATE = SITE "SLICE_X0Y59:SLICE_X13Y42" LEVEL 4 ;
COMPGRP "AG_instance_b.SLICE" = COMP "b2c" COMP "b2top_obuft_t" COMP 
"instance_b/Q1_OUT" COMP "instance_b/Q3_OUT" COMP "b2a" ;
COMPGRP "AG_instance_b.SLICE" LOCATE = SITE "SLICE_X16Y59:SLICE_X29Y42" LEVEL 4 
;
COMPGRP "AG_instance_a.SLICE" = COMP "a2b" COMP "a2c" COMP "instance_a/Q1_OUT" 
COMP "instance_a/Q2_OUT" COMP "instance_a/Q3_OUT" ;
COMPGRP "AG_instance_a.SLICE" LOCATE = SITE "SLICE_X32Y59:SLICE_X45Y42" LEVEL 4 
;
SCHEMATIC END ;