uart_v.log

UART 串口程序

---- Checkpoint Tool Log File ----

==== Trace Standard Out ====
trce:  version ispLever_v61_PROD_Build (37)
Copyright (c) 1991-1994 by NeoCAD Inc. All rights reserved.
     Copyright (c) 1995 AT&T Corp.   All rights reserved.
     Copyright (c) 1995-2001 Lucent Technologies Inc.  All rights reserved.
     Copyright (c) 2001 Agere Systems   All rights reserved.
     Copyright (c) 2002-2006 Lattice Semiconductor Corporation,  All rights
     reserved.

Loading design for application trce from file uart_v.ncd.
Design name: uart
NCD version: 3.2
Vendor:      LATTICE
Device:      LFXP3C
Package:     TQFP100
Speed:       3
Loading device for application trce from file 'mg5g19x26.nph' in
environment D:/program/isplever/ispfpga.
Package: Version 1.40, Status: FINAL
Speed Hardware Data: version 9.999
--------------------------------------------------------------------------------
Lattice TRACE Report, Version ispLever_v61_PROD_Build (37)
Tue Jul 17 10:49:01 2007

Copyright (c) 1991-1994 by NeoCAD Inc. All rights reserved.
Copyright (c) 1995 AT&T Corp.   All rights reserved.
Copyright (c) 1995-2001 Lucent Technologies Inc.  All rights reserved.
Copyright (c) 2001 Agere Systems   All rights reserved.
Copyright (c) 2002-2006 Lattice Semiconductor Corporation,  All rights reserved.

Report Information
------------------
Command line:    trce -v 1 -o checkpnt.twr uart_v.ncd uart_v.prf 
Design file:     uart_v.ncd
Preference file: uart_v.prf
Device,speed:    LFXP3C,3
Report level:    verbose report, limited to 1 item per preference
--------------------------------------------------------------------------------

BLOCK ASYNCPATHS
BLOCK RESETPATHS
--------------------------------------------------------------------------------



Timing summary:
---------------

Timing errors: 209  Score: 426449
Cumulative negative slack: 322590

Constraints cover 314 paths, 8 nets, and 336 connections (89.8% coverage)

--------------------------------------------------------------------------------

Total time: 0 secs 
==== End of Trace Standard Out ====

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Par checkpoint failed.
Design does not meet timing.
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 Process Continuing ...