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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 9

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##### START OF TIMING REPORT #####[
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# Timing Report written on Tue Jan 17 23:41:24 2017
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#
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Top view:               DisplayDriverWrapper
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Requested Frequency:    433.9 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: 0.439
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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     433.9 MHz     368.8 MHz     2.305         2.712         -0.407     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       0.439  |  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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bttn_state_fifo[1]         DisplayDriverWrapper|clk     FD1S3JX      Q       bttn_state_fifo[1]      0.587       0.439
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bttn_state_fifo[2]         DisplayDriverWrapper|clk     FD1S3JX      Q       bttn_state_fifo[2]      0.587       0.439
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bttn_state_fifo_0io[0]     DisplayDriverWrapper|clk     IFS1P3JX     Q       bttn_state_fifo[0]      0.587       0.439
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symbol_scan_cntr[7]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[7]     0.559       0.884
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symbol_scan_cntr[0]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[0]     0.653       0.979
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symbol_scan_cntr[1]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[1]     0.653       0.979
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symbol_scan_cntr[2]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[2]     0.653       0.979
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symbol_scan_cntr[3]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[3]     0.653       0.979
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symbol_scan_cntr[4]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[4]     0.653       0.979
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symbol_scan_cntr[5]        DisplayDriverWrapper|clk     FD1P3DX      Q       symbol_scan_cntr[5]     0.653       0.979
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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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bttn_state_fifo[1]      DisplayDriverWrapper|clk     FD1S3JX     D       bttn_state_fifo[0]                  0.148        0.439
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bttn_state_fifo[2]      DisplayDriverWrapper|clk     FD1S3JX     D       bttn_state_fifo[1]                  0.148        0.439
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bttn_state_fifo[3]      DisplayDriverWrapper|clk     FD1S3JX     D       bttn_state_fifo[2]                  0.148        0.439
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bttn_state              DisplayDriverWrapper|clk     FD1S3AX     D       bttn_stateand                       0.148        0.679
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symbol_scan_cntr[7]     DisplayDriverWrapper|clk     FD1P3DX     D       symbol_scan_cntr_s[7]               0.148        0.884
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symbol_scan_cntr[0]     DisplayDriverWrapper|clk     FD1P3DX     SP      bttn_state_fifo_0io_RNIB9K02[0]     0.128        0.933
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symbol_scan_cntr[1]     DisplayDriverWrapper|clk     FD1P3DX     SP      bttn_state_fifo_0io_RNIB9K02[0]     0.128        0.933
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symbol_scan_cntr[2]     DisplayDriverWrapper|clk     FD1P3DX     SP      bttn_state_fifo_0io_RNIB9K02[0]     0.128        0.933
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symbol_scan_cntr[3]     DisplayDriverWrapper|clk     FD1P3DX     SP      bttn_state_fifo_0io_RNIB9K02[0]     0.128        0.933
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symbol_scan_cntr[4]     DisplayDriverWrapper|clk     FD1P3DX     SP      bttn_state_fifo_0io_RNIB9K02[0]     0.128        0.933
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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:                        0.587
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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:                             0.148
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    - Clock delay at ending point:           0.000 (ideal)
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    = Slack (critical) :                     0.439
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    Number of logic level(s):                0
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    Starting point:                          bttn_state_fifo[1] / Q
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    Ending point:                            bttn_state_fifo[2] / 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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bttn_state_fifo[1]     FD1S3JX     Q        Out     0.587     0.587       -
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bttn_state_fifo[1]     Net         -        -       -         -           3
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bttn_state_fifo[2]     FD1S3JX     D        In      0.000     0.587       -
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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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