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📄 hdl_demo.srr

📁 一本老师推荐的经典的VHDL覆盖基础的入门书籍
💻 SRR
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                 Starting                                                            Arrival           
Instance         Reference        Type                 Pin            Net            Time        Slack 
                 Clock                                                                                 
-------------------------------------------------------------------------------------------------------
alu1.outp[0]     hdl_demo|clk     stratix_lcell_ff     regout         outp_0         5.156       -5.041
alu1.outp[1]     hdl_demo|clk     stratix_lcell_ff     regout         outp_1         5.156       -5.041
alu1.outp[2]     hdl_demo|clk     stratix_lcell_ff     regout         outp_2         5.156       -5.041
alu1.outp[3]     hdl_demo|clk     stratix_lcell_ff     regout         outp_3         5.156       -5.041
alu1.outp[4]     hdl_demo|clk     stratix_lcell_ff     regout         outp_4         5.156       -5.041
alu1.outp[5]     hdl_demo|clk     stratix_lcell_ff     regout         outp_5         5.156       -5.041
alu1.outp[6]     hdl_demo|clk     stratix_lcell_ff     regout         outp_6         5.156       -5.041
alu1.outp[7]     hdl_demo|clk     stratix_lcell_ff     regout         outp_7         5.156       -5.041
accum_a[7:0]     hdl_demo|clk     Port                 accum_a[0]     accum_a[0]     2.000       -0.469
accum_b[7:0]     hdl_demo|clk     Port                 accum_b[0]     accum_b[0]     2.000       -0.450
=======================================================================================================


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

                 Starting                                                            Required           
Instance         Reference        Type                 Pin           Net             Time         Slack 
                 Clock                                                                                  
--------------------------------------------------------------------------------------------------------
result[7:0]      hdl_demo|clk     Port                 result[0]     result[0]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[1]     result[1]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[2]     result[2]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[3]     result[3]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[4]     result[4]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[5]     result[5]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[6]     result[6]       4.667        -5.041
result[7:0]      hdl_demo|clk     Port                 result[7]     result[7]       4.667        -5.041
alu1.outp[7]     hdl_demo|clk     stratix_lcell_ff     datad         outp_8_3[7]     6.423        -0.469
alu1.outp[6]     hdl_demo|clk     stratix_lcell_ff     datad         outp_8_3[6]     6.423        -0.435
========================================================================================================



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


Path information for path number 1: 
    Requested Period:                        6.667
    - User constraint on ending point:       2.000
    = Required time:                         4.667

    - Propagation time:                      9.708
    = Slack (critical) :                     -5.041

    Number of logic level(s):                1
    Starting point:                          alu1.outp[0] / regout
    Ending point:                            result[7:0] / result[0]
    The start point is clocked by            hdl_demo|clk [rising] on pin clk
    The end   point is clocked by            hdl_demo|clk [rising]

Instance / Net                          Pin           Pin               Arrival     No. of    
Name               Type                 Name          Dir     Delay     Time        Fan Out(s)
----------------------------------------------------------------------------------------------
alu1.outp[0]       stratix_lcell_ff     regout        Out     5.156     5.156       -         
outp_0             Net                  -             -       1.608     -           1         
result_out[0]      stratix_io           datain        In      -         6.764       -         
result_out[0]      stratix_io           padio         Out     2.944     9.708       -         
result[0]          Net                  -             -       0.000     -           0         
result[7:0]        Port                 result[0]     Out     -         9.708       -         
==============================================================================================
Total path delay (propagation time + setup) of 9.708 is 8.100(83.4%) logic and 1.608(16.6%) route.


Path information for path number 2: 
    Requested Period:                        6.667
    - User constraint on ending point:       2.000
    = Required time:                         4.667

    - Propagation time:                      9.708
    = Slack (critical) :                     -5.041

    Number of logic level(s):                1
    Starting point:                          alu1.outp[1] / regout
    Ending point:                            result[7:0] / result[1]
    The start point is clocked by            hdl_demo|clk [rising] on pin clk
    The end   point is clocked by            hdl_demo|clk [rising]

Instance / Net                          Pin           Pin               Arrival     No. of    
Name               Type                 Name          Dir     Delay     Time        Fan Out(s)
----------------------------------------------------------------------------------------------
alu1.outp[1]       stratix_lcell_ff     regout        Out     5.156     5.156       -         
outp_1             Net                  -             -       1.608     -           1         
result_out[1]      stratix_io           datain        In      -         6.764       -         
result_out[1]      stratix_io           padio         Out     2.944     9.708       -         
result[1]          Net                  -             -       0.000     -           0         
result[7:0]        Port                 result[1]     Out     -         9.708       -         
==============================================================================================
Total path delay (propagation time + setup) of 9.708 is 8.100(83.4%) logic and 1.608(16.6%) route.


Path information for path number 3: 
    Requested Period:                        6.667
    - User constraint on ending point:       2.000
    = Required time:                         4.667

    - Propagation time:                      9.708
    = Slack (critical) :                     -5.041

    Number of logic level(s):                1
    Starting point:                          alu1.outp[2] / regout
    Ending point:                            result[7:0] / result[2]
    The start point is clocked by            hdl_demo|clk [rising] on pin clk
    The end   point is clocked by            hdl_demo|clk [rising]

Instance / Net                          Pin           Pin               Arrival     No. of    
Name               Type                 Name          Dir     Delay     Time        Fan Out(s)
----------------------------------------------------------------------------------------------
alu1.outp[2]       stratix_lcell_ff     regout        Out     5.156     5.156       -         
outp_2             Net                  -             -       1.608     -           1         
result_out[2]      stratix_io           datain        In      -         6.764       -         
result_out[2]      stratix_io           padio         Out     2.944     9.708       -         
result[2]          Net                  -             -       0.000     -           0         
result[7:0]        Port                 result[2]     Out     -         9.708       -         
==============================================================================================
Total path delay (propagation time + setup) of 9.708 is 8.100(83.4%) logic and 1.608(16.6%) route.


Path information for path number 4: 
    Requested Period:                        6.667
    - User constraint on ending point:       2.000
    = Required time:                         4.667

    - Propagation time:                      9.708
    = Slack (critical) :                     -5.041

    Number of logic level(s):                1
    Starting point:                          alu1.outp[3] / regout
    Ending point:                            result[7:0] / result[3]
    The start point is clocked by            hdl_demo|clk [rising] on pin clk
    The end   point is clocked by            hdl_demo|clk [rising]

Instance / Net                          Pin           Pin               Arrival     No. of    
Name               Type                 Name          Dir     Delay     Time        Fan Out(s)
----------------------------------------------------------------------------------------------
alu1.outp[3]       stratix_lcell_ff     regout        Out     5.156     5.156       -         
outp_3             Net                  -             -       1.608     -           1         
result_out[3]      stratix_io           datain        In      -         6.764       -         
result_out[3]      stratix_io           padio         Out     2.944     9.708       -         
result[3]          Net                  -             -       0.000     -           0         
result[7:0]        Port                 result[3]     Out     -         9.708       -         
==============================================================================================
Total path delay (propagation time + setup) of 9.708 is 8.100(83.4%) logic and 1.608(16.6%) route.


Path information for path number 5: 
    Requested Period:                        6.667
    - User constraint on ending point:       2.000
    = Required time:                         4.667

    - Propagation time:                      9.708
    = Slack (critical) :                     -5.041

    Number of logic level(s):                1
    Starting point:                          alu1.outp[4] / regout
    Ending point:                            result[7:0] / result[4]
    The start point is clocked by            hdl_demo|clk [rising] on pin clk
    The end   point is clocked by            hdl_demo|clk [rising]

Instance / Net                          Pin           Pin               Arrival     No. of    
Name               Type                 Name          Dir     Delay     Time        Fan Out(s)
----------------------------------------------------------------------------------------------
alu1.outp[4]       stratix_lcell_ff     regout        Out     5.156     5.156       -         
outp_4             Net                  -             -       1.608     -           1         
result_out[4]      stratix_io           datain        In      -         6.764       -         
result_out[4]      stratix_io           padio         Out     2.944     9.708       -         
result[4]          Net                  -             -       0.000     -           0         
result[7:0]        Port                 result[4]     Out     -         9.708       -         
==============================================================================================
Total path delay (propagation time + setup) of 9.708 is 8.100(83.4%) logic and 1.608(16.6%) route.



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


Timing constraint (from p:rst to p:result[7:0]) (false path) never applies in design
Timing constraint (from i:op_code[2:0] to p:result[7:0]) (max delay 10.000000) never applies in design
##### START OF AREA REPORT #####[
Design view:work.hdl_demo(verilog)
Selecting part EP1S10F780C5
@N: FA174 |The following device usage report estimates place and route data. Please look at the place and route report for final resource usage..

I/O ATOMs:       61

Total LUTs:  68 of 10570 ( 0%)
Logic resources:  68 ATOMs of 10570 ( 0%)
ATOM count by mode:
  normal:       54
  arithmetic:   14

DSP Blocks:     0  (0 nine-bit DSP elements).
DSP Utilization: 0.00% of available 6 blocks (48 nine-bit).
ShiftTap:       0  (0 registers)
MRAM:           0  (0% of 1)
M4Ks:           0  (0% of 60)
M512s:          0  (0% of 94)
Total ESB:      0 bits 

ATOMs using regout pin: 22
  also using enable pin: 14
  also using combout pin: 0
ATOMs using combout pin: 46
Number of Inputs on ATOMs: 265
Number of Nets:   228

##### END OF AREA REPORT #####]

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

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