?? top.twr
字號:
--------------------------------------------------------------------------------
Release 5.1i - Trace F.23
Copyright (c) 1995-2002 Xilinx, Inc. All rights reserved.
J:/eda/Xilinx/bin/nt/trce.exe -quiet -e 3 -l 3 -xml top top.ncd -o top.twr
top.pcf
Design file: top.ncd
Physical constraint file: top.pcf
Device,speed: xc2vp50,-6 (ADVANCED 1.66 2002-07-03)
Report level: error report
Environment Variable Effect
-------------------- ------
NONE No environment variables were set
--------------------------------------------------------------------------------
WARNING:Timing:2666 - Constraint ignored: TS_P2P = MAXDELAY FROM TIMEGRP "PADS"
TO TIMEGRP "PADS" 10 nS ;
================================================================================
Timing constraint: TS_P2P = MAXDELAY FROM TIMEGRP "PADS" TO TIMEGRP "PADS" 10 nS ;
0 items analyzed, 0 timing errors detected.
--------------------------------------------------------------------------------
================================================================================
Timing constraint: TS_clka = PERIOD TIMEGRP "clka" 20 nS HIGH 50.000000 % ;
0 items analyzed, 0 timing errors detected.
--------------------------------------------------------------------------------
================================================================================
Timing constraint: TS_clkb = PERIOD TIMEGRP "clkb" 20 nS HIGH 50.000000 % ;
0 items analyzed, 0 timing errors detected.
--------------------------------------------------------------------------------
All constraints were met.
Data Sheet report:
-----------------
No constraints were found to generate data for the Data Sheet Report section.
Use the Advanced Analysis (-a) option or generate global constraints for each
clock, its pad to setup and clock to pad paths, and a pad to pad constraint.
Timing summary:
---------------
Timing errors: 0 Score: 0
Constraints cover 0 paths, 0 nets, and 42 connections (53.8% coverage)
Design statistics:
No global statistics to report.
Analysis completed Wed Nov 06 17:39:26 2002
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