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URL https://opencores.org/ocsvn/single-14-segment-display-driver-w-decoder/single-14-segment-display-driver-w-decoder/trunk

Subversion Repositories single-14-segment-display-driver-w-decoder

[/] [single-14-segment-display-driver-w-decoder/] [trunk/] [Project/] [Lattice_FPGA_Build/] [impl1/] [synlog/] [impl1_fpga_mapper.srr_Min] - Blame information for rev 5

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1 5 liubenoff
 
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##### START OF TIMING REPORT #####[
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# Timing Report written on Sun Jan 08 00:49:36 2017
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#
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Top view:               DisplayDriverWrapper
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Requested Frequency:    1297.0 MHz
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Wire load mode:         top
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Paths requested:        5
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Constraint File(s):
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@N: MT320 |Timing report estimates place and route data. Please look at the place and route timing report for final timing.
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@N: MT322 |Clock constraints cover only FF-to-FF paths associated with the clock.
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Performance Summary
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*******************
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Worst slack in design: 0.559
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                             Requested      Estimated      Requested     Estimated                Clock        Clock
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Starting Clock               Frequency      Frequency      Period        Period        Slack      Type         Group
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------------------------------------------------------------------------------------------------------------------------------------
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DisplayDriverWrapper|clk     1297.0 MHz     1102.5 MHz     0.771         0.907         -0.136     inferred     Autoconstr_clkgroup_0
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====================================================================================================================================
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Clock Relationships
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*******************
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Clocks                                              |    rise  to  rise   |    fall  to  fall   |    rise  to  fall   |    fall  to  rise
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------------------------------------------------------------------------------------------------------------------------------------------
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Starting                  Ending                    |  constraint  slack  |  constraint  slack  |  constraint  slack  |  constraint  slack
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------------------------------------------------------------------------------------------------------------------------------------------
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DisplayDriverWrapper|clk  DisplayDriverWrapper|clk  |  0.000       0.559  |  No paths    -      |  No paths    -      |  No paths    -
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==========================================================================================================================================
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 Note: 'No paths' indicates there are no paths in the design for that pair of clock edges.
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       'Diff grp' indicates that paths exist but the starting clock and ending clock are in different clock groups.
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Interface Information
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*********************
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No IO constraint found
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====================================
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Detailed Report for Clock: DisplayDriverWrapper|clk
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====================================
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Starting Points with Worst Slack
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********************************
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                          Starting                                                          Arrival
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Instance                  Reference                    Type        Pin     Net              Time        Slack
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                          Clock
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-------------------------------------------------------------------------------------------------------------
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DDwD_Top.ascii_reg[0]     DisplayDriverWrapper|clk     FD1S3IX     Q       ascii_reg[0]     0.597       0.559
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DDwD_Top.ascii_reg[1]     DisplayDriverWrapper|clk     FD1S3JX     Q       ascii_reg[1]     0.597       0.559
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DDwD_Top.ascii_reg[2]     DisplayDriverWrapper|clk     FD1S3IX     Q       ascii_reg[2]     0.597       0.559
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DDwD_Top.ascii_reg[3]     DisplayDriverWrapper|clk     FD1S3IX     Q       ascii_reg[3]     0.597       0.559
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DDwD_Top.ascii_reg[4]     DisplayDriverWrapper|clk     FD1S3JX     Q       ascii_reg[4]     0.597       0.559
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DDwD_Top.ascii_reg[5]     DisplayDriverWrapper|clk     FD1S3IX     Q       ascii_reg[5]     0.597       0.559
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DDwD_Top.ascii_reg[6]     DisplayDriverWrapper|clk     FD1S3JX     Q       ascii_reg[6]     0.597       0.559
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DDwD_Top.ascii_reg[7]     DisplayDriverWrapper|clk     FD1S3IX     Q       ascii_reg[7]     0.597       0.559
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=============================================================================================================
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Ending Points with Worst Slack
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******************************
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                          Starting                                                          Required
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Instance                  Reference                    Type        Pin     Net              Time         Slack
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                          Clock
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--------------------------------------------------------------------------------------------------------------
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DDwD_Top.ascii_reg[0]     DisplayDriverWrapper|clk     FD1S3IX     D       ascii_reg[0]     0.038        0.559
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DDwD_Top.ascii_reg[1]     DisplayDriverWrapper|clk     FD1S3JX     D       ascii_reg[1]     0.038        0.559
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DDwD_Top.ascii_reg[2]     DisplayDriverWrapper|clk     FD1S3IX     D       ascii_reg[2]     0.038        0.559
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DDwD_Top.ascii_reg[3]     DisplayDriverWrapper|clk     FD1S3IX     D       ascii_reg[3]     0.038        0.559
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DDwD_Top.ascii_reg[4]     DisplayDriverWrapper|clk     FD1S3JX     D       ascii_reg[4]     0.038        0.559
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DDwD_Top.ascii_reg[5]     DisplayDriverWrapper|clk     FD1S3IX     D       ascii_reg[5]     0.038        0.559
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DDwD_Top.ascii_reg[6]     DisplayDriverWrapper|clk     FD1S3JX     D       ascii_reg[6]     0.038        0.559
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DDwD_Top.ascii_reg[7]     DisplayDriverWrapper|clk     FD1S3IX     D       ascii_reg[7]     0.038        0.559
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==============================================================================================================
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Worst Path Information
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***********************
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Path information for path number 1:
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    Propagation time:                        0.597
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    + Clock delay at starting point:         0.000 (ideal)
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    - Requested Period:                      0.000
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    - Hold time:                             0.038
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    - Clock delay at ending point:           0.000 (ideal)
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    = Slack (critical) :                     0.559
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    Number of logic level(s):                0
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    Starting point:                          DDwD_Top.ascii_reg[0] / Q
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    Ending point:                            DDwD_Top.ascii_reg[0] / D
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    The start point is clocked by            DisplayDriverWrapper|clk [rising] on pin CK
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    The end   point is clocked by            DisplayDriverWrapper|clk [rising] on pin CK
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Instance / Net                        Pin      Pin               Arrival     No. of
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Name                      Type        Name     Dir     Delay     Time        Fan Out(s)
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---------------------------------------------------------------------------------------
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DDwD_Top.ascii_reg[0]     FD1S3IX     Q        Out     0.597     0.597       -
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ascii_reg[0]              Net         -        -       -         -           1
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DDwD_Top.ascii_reg[0]     FD1S3IX     D        In      0.000     0.597       -
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=======================================================================================
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##### END OF TIMING REPORT #####]
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Constraints that could not be applied
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None

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