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📄 syn_rst.srr

📁 设计与验证verilog hdl
💻 SRR
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#Program: Synplify Pro 8.1
#OS: Windows_NT

$ Start of Compile
#Wed Jan 11 15:52:38 2006

Synplicity Verilog Compiler, version 3.1.0, Build 049R, built May  3 2005
Copyright (C) 1994-2005, Synplicity Inc.  All Rights Reserved

@I::"C:\eda\synplicity\fpga_81\lib\lucent\xp.v"
@I::"C:\prj\Example-4-9\syn_rst\syn_rst.v"
Verilog syntax check successful!
File C:\prj\Example-4-9\syn_rst\syn_rst.v changed - recompiling
Selecting top level module syn_rst
@N:"C:\prj\Example-4-9\syn_rst\syn_rst.v":1:7:1:13|Synthesizing module syn_rst

@N: CG179 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":20:20:20:23|Removing redundant assignment
@W: CL189 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Register bit cnt1[2] is always 0, optimizing ...
@W: CL189 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Register bit cnt1[3] is always 0, optimizing ...
@W: CL189 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Register bit cnt1[4] is always 0, optimizing ...
@W: CL171 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Pruning Register bit <4> of cnt1[4:0] 

@W: CL171 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Pruning Register bit <3> of cnt1[4:0] 

@W: CL171 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Pruning Register bit <2> of cnt1[4:0] 

@W: CL171 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Pruning Register bit <4> of cnt2[4:0] 

@W: CL171 :"C:\prj\Example-4-9\syn_rst\syn_rst.v":9:0:9:5|Pruning Register bit <3> of cnt2[4:0] 

@END
Process took 0h:00m:01s realtime, 0h:00m:01s cputime
# Wed Jan 11 15:52:38 2006

###########################################################[
Version 8.1
Synplicity Lattice ORCA FPGA Technology Mapper, Version 8.1.0, Build 532R, Built Apr 28 2005
Copyright (C) 1994-2005, Synplicity Inc.  All Rights Reserved
Setting fanout limit to 100
Starting Generic Flow
@N: MT204 |Autoconstrain Mode is ON
@W: BN132 :|Removing instance un3_cnt2_1.N_13_i,  because it is equivalent to instance un3_cnt2_1.N_13_i_rep1
@W: BN132 :"c:\prj\example-4-9\syn_rst\syn_rst.v":9:0:9:5|Removing instance cnt1_1_1_.Q,  because it is equivalent to instance cnt1_1_fast_1_.Q
---------------------------------------
Resource Usage Report
Part: lfxp10c-4

Register bits: 5 of 9728 (0%)
I/O cells:       12

Details:
FD1S3AX:        5
IB:             2
OB:             10
ORCALUT4:       5
VHI:            1
VLO:            1
Found clock syn_rst|clk with period 2.69ns 


##### START OF TIMING REPORT #####[
# Timing Report written on Wed Jan 11 15:52:40 2006
#


Top view:               syn_rst
Requested Frequency:    371.2 MHz
Wire load mode:         top
Paths requested:        5
Constraint File(s):    
@N: MT195 |This timing report estimates place and route data. Please look at the place and route timing report for final timing..

@N: MT197 |Clock constraints cover only FF-to-FF paths associated with the clock..



Performance Summary 
*******************


Worst slack in design: -0.475

                   Requested     Estimated     Requested     Estimated                Clock        Clock                
Starting Clock     Frequency     Frequency     Period        Period        Slack      Type         Group                
------------------------------------------------------------------------------------------------------------------------
syn_rst|clk        371.2 MHz     315.5 MHz     2.694         3.169         -0.475     inferred     Autoconstr_clkgroup_0
========================================================================================================================





Clock Relationships
*******************

Clocks                    |    rise  to  rise    |    fall  to  fall   |    rise  to  fall   |    fall  to  rise 
-----------------------------------------------------------------------------------------------------------------
Starting     Ending       |  constraint  slack   |  constraint  slack  |  constraint  slack  |  constraint  slack
-----------------------------------------------------------------------------------------------------------------
syn_rst|clk  syn_rst|clk  |  2.694       -0.475  |  No paths    -      |  No paths    -      |  No paths    -    
=================================================================================================================
 Note: 'No paths' indicates there are no paths in the design for that pair of clock edges.
       'Diff grp' indicates that paths exist but the starting clock and ending clock are in different clock groups.



Interface Information 
*********************

		No IO constraint found 



====================================
Detailed Report for Clock: syn_rst|clk
====================================



Starting Points with Worst Slack
********************************

                     Starting                                          Arrival           
Instance             Reference       Type        Pin     Net           Time        Slack 
                     Clock                                                               
-----------------------------------------------------------------------------------------
cnt1_1_0_.Q          syn_rst|clk     FD1S3AX     Q       cnt1_c[0]     1.756       -0.475
cnt1_1_fast_1_.Q     syn_rst|clk     FD1S3AX     Q       cnt1_c[1]     1.627       -0.347
=========================================================================================


Ending Points with Worst Slack
******************************

                     Starting                                     Required           
Instance             Reference       Type        Pin     Net      Time         Slack 
                     Clock                                                           
-------------------------------------------------------------------------------------
cnt1_1_0_.Q          syn_rst|clk     FD1S3AX     D       N_20     2.416        -0.475
cnt1_1_fast_1_.Q     syn_rst|clk     FD1S3AX     D       N_21     2.416        -0.475
cnt2_1_0_.Q          syn_rst|clk     FD1S3AX     D       N_22     2.416        -0.475
cnt2_1_1_.Q          syn_rst|clk     FD1S3AX     D       N_23     2.416        -0.475
cnt2_1_2_.Q          syn_rst|clk     FD1S3AX     D       N_24     2.416        -0.475
=====================================================================================



Worst Path Information
***********************


Path information for path number 1: 
    Requested Period:                        2.694
    - Setup time:                            0.278
    = Required time:                         2.416

    - Propagation time:                      2.891
    = Slack (critical) :                     -0.475

    Number of logic level(s):                1
    Starting point:                          cnt1_1_0_.Q / Q
    Ending point:                            cnt1_1_0_.Q / D
    The start point is clocked by            syn_rst|clk [rising] on pin CK
    The end   point is clocked by            syn_rst|clk [rising] on pin CK

Instance / Net                      Pin      Pin               Arrival     No. of    
Name                   Type         Name     Dir     Delay     Time        Fan Out(s)
-------------------------------------------------------------------------------------
cnt1_1_0_.Q            FD1S3AX      Q        Out     1.756     1.756       -         
cnt1_c[0]              Net          -        -       -         -           6         
cnt1_1_0_.Q_0_0_a2     ORCALUT4     A        In      0.000     1.756       -         
cnt1_1_0_.Q_0_0_a2     ORCALUT4     Z        Out     1.136     2.891       -         
N_20                   Net          -        -       -         -           1         
cnt1_1_0_.Q            FD1S3AX      D        In      0.000     2.891       -         
=====================================================================================


Path information for path number 2: 
    Requested Period:                        2.694
    - Setup time:                            0.278
    = Required time:                         2.416

    - Propagation time:                      2.891
    = Slack (critical) :                     -0.475

    Number of logic level(s):                1
    Starting point:                          cnt1_1_0_.Q / Q
    Ending point:                            cnt2_1_2_.Q / D
    The start point is clocked by            syn_rst|clk [rising] on pin CK
    The end   point is clocked by            syn_rst|clk [rising] on pin CK

Instance / Net                      Pin      Pin               Arrival     No. of    
Name                   Type         Name     Dir     Delay     Time        Fan Out(s)
-------------------------------------------------------------------------------------
cnt1_1_0_.Q            FD1S3AX      Q        Out     1.756     1.756       -         
cnt1_c[0]              Net          -        -       -         -           6         
cnt2_1_2_.Q_0_0_a2     ORCALUT4     C        In      0.000     1.756       -         
cnt2_1_2_.Q_0_0_a2     ORCALUT4     Z        Out     1.136     2.891       -         
N_24                   Net          -        -       -         -           1         
cnt2_1_2_.Q            FD1S3AX      D        In      0.000     2.891       -         
=====================================================================================


Path information for path number 3: 
    Requested Period:                        2.694
    - Setup time:                            0.278
    = Required time:                         2.416

    - Propagation time:                      2.891
    = Slack (critical) :                     -0.475

    Number of logic level(s):                1
    Starting point:                          cnt1_1_0_.Q / Q
    Ending point:                            cnt2_1_1_.Q / D
    The start point is clocked by            syn_rst|clk [rising] on pin CK
    The end   point is clocked by            syn_rst|clk [rising] on pin CK

Instance / Net                      Pin      Pin               Arrival     No. of    
Name                   Type         Name     Dir     Delay     Time        Fan Out(s)
-------------------------------------------------------------------------------------
cnt1_1_0_.Q            FD1S3AX      Q        Out     1.756     1.756       -         
cnt1_c[0]              Net          -        -       -         -           6         
cnt2_1_1_.Q_0_0_a2     ORCALUT4     C        In      0.000     1.756       -         
cnt2_1_1_.Q_0_0_a2     ORCALUT4     Z        Out     1.136     2.891       -         
N_23                   Net          -        -       -         -           1         
cnt2_1_1_.Q            FD1S3AX      D        In      0.000     2.891       -         
=====================================================================================


Path information for path number 4: 
    Requested Period:                        2.694
    - Setup time:                            0.278
    = Required time:                         2.416

    - Propagation time:                      2.891
    = Slack (critical) :                     -0.475

    Number of logic level(s):                1
    Starting point:                          cnt1_1_0_.Q / Q
    Ending point:                            cnt1_1_fast_1_.Q / D
    The start point is clocked by            syn_rst|clk [rising] on pin CK
    The end   point is clocked by            syn_rst|clk [rising] on pin CK

Instance / Net                      Pin      Pin               Arrival     No. of    
Name                   Type         Name     Dir     Delay     Time        Fan Out(s)
-------------------------------------------------------------------------------------
cnt1_1_0_.Q            FD1S3AX      Q        Out     1.756     1.756       -         
cnt1_c[0]              Net          -        -       -         -           6         
cnt1_1_1_.Q_0_0_a2     ORCALUT4     C        In      0.000     1.756       -         
cnt1_1_1_.Q_0_0_a2     ORCALUT4     Z        Out     1.136     2.891       -         
N_21                   Net          -        -       -         -           1         
cnt1_1_fast_1_.Q       FD1S3AX      D        In      0.000     2.891       -         
=====================================================================================


Path information for path number 5: 
    Requested Period:                        2.694
    - Setup time:                            0.278
    = Required time:                         2.416

    - Propagation time:                      2.891
    = Slack (critical) :                     -0.475

    Number of logic level(s):                1
    Starting point:                          cnt1_1_0_.Q / Q
    Ending point:                            cnt2_1_0_.Q / D
    The start point is clocked by            syn_rst|clk [rising] on pin CK
    The end   point is clocked by            syn_rst|clk [rising] on pin CK

Instance / Net                      Pin      Pin               Arrival     No. of    
Name                   Type         Name     Dir     Delay     Time        Fan Out(s)
-------------------------------------------------------------------------------------
cnt1_1_0_.Q            FD1S3AX      Q        Out     1.756     1.756       -         
cnt1_c[0]              Net          -        -       -         -           6         
cnt2_1_0_.Q_0_0_a2     ORCALUT4     B        In      0.000     1.756       -         
cnt2_1_0_.Q_0_0_a2     ORCALUT4     Z        Out     1.136     2.891       -         
N_22                   Net          -        -       -         -           1         
cnt2_1_0_.Q            FD1S3AX      D        In      0.000     2.891       -         
=====================================================================================



##### END OF TIMING REPORT #####]

Mapper successful!
Process took 0h:0m:1s realtime, 0h:0m:1s cputime
###########################################################]

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