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📄 c8255.rpt

📁 基于vhdl的8255A的设计与分析
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Project Information                                         d:\a8255\c8255.rpt

MAX+plus II Compiler Report File
Version 10.2 07/10/2002
Compiled: 05/03/2008 10:34:24

Copyright (C) 1988-2002 Altera Corporation
Any megafunction design, and related net list (encrypted or decrypted),
support information, device programming or simulation file, and any other
associated documentation or information provided by Altera or a partner
under Altera's Megafunction Partnership Program may be used only to
program PLD devices (but not masked PLD devices) from Altera.  Any other
use of such megafunction design, net list, support information, device
programming or simulation file, or any other related documentation or
information is prohibited for any other purpose, including, but not
limited to modification, reverse engineering, de-compiling, or use with
any other silicon devices, unless such use is explicitly licensed under
a separate agreement with Altera or a megafunction partner.  Title to
the intellectual property, including patents, copyrights, trademarks,
trade secrets, or maskworks, embodied in any such megafunction design,
net list, support information, device programming or simulation file, or
any other related documentation or information provided by Altera or a
megafunction partner, remains with Altera, the megafunction partner, or
their respective licensors.  No other licenses, including any licenses
needed under any third party's intellectual property, are provided herein.



***** Project compilation was successful


C8255


** DEVICE SUMMARY **

Chip/                     Input   Output   Bidir         Shareable
POF       Device          Pins    Pins     Pins     LCs  Expanders  % Utilized

c8255     EPM7096LC84-7    24       21       16     78      47          81 %
c82551    EPM7032LC44-6    16       0        12     12      0           37 %
c82552    EPM7032LC44-6    6        0        4      4       0           12 %

TOTAL:                     46       21       32     94      47          58 %

User Pins:                 6        0        32 



Project Information                                         d:\a8255\c8255.rpt

** PROJECT COMPILATION MESSAGES **

Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch7" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch6" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch5" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch4" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch3" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch2" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch1" in a Process Statement -- only the last assignment will take effect
Warning: Line 76: File d:\a8255\c8255.vhd: Found multiple assignments to the same signal or signal bit "Pc_latch0" in a Process Statement -- only the last assignment will take effect
Warning: GLOBAL primitive on node 'wr' feeds logic -- non-global signal usage may result
Info: Trying to find new partition/fit after discarding assignments as requested with the Partitioner/Fitter Status dialog box


Project Information                                         d:\a8255\c8255.rpt

** AUTO GLOBAL SIGNALS **



INFO: Signal 'wr' chosen for auto global Clock


Project Information                                         d:\a8255\c8255.rpt

** MULTIPLE PIN CONNECTIONS **


For node name 'Pa7'
Connect: {c82551@39,    c8255@52}

For node name 'Pa6'
Connect: {c82551@28,    c8255@34}

For node name 'Pa5'
Connect: {c82551@41,    c8255@24}

For node name 'Pa4'
Connect: {c82551@40,    c8255@8}

For node name 'Pa3'
Connect: {c82551@38,    c8255@29}

For node name 'Pa2'
Connect: {c82551@37,    c8255@33}

For node name 'Pa1'
Connect: {c82551@36,    c8255@18}

For node name 'Pa0'
Connect: {c82551@34,    c8255@20}

For node name 'Pcl3'
Connect: {c82551@29,    c8255@21}

For node name 'Pcl2'
Connect: {c82551@31,    c8255@31}

For node name 'Pcl1'
Connect: {c82551@32,    c8255@54}

For node name 'Pcl0'
Connect: {c82551@33,    c8255@4}

For node name 'Pch3'
Connect: {c82552@38,    c8255@17}

For node name 'Pch2'
Connect: {c82552@39,    c8255@5}

For node name 'Pch1'
Connect: {c82552@40,    c8255@64}

For node name 'Pch0'
Connect: {c82552@41,    c8255@60}

For node name '~3819~1' (Same as node '~PIN001')
Connect: {c8255@61,     c82551@44,    c82551@16}

For node name 'Pa_latch7'
Connect: {c8255@51,     c82551@17}

For node name 'Pa_latch6'
Connect: {c8255@30,     c82551@14}

For node name 'Pa_latch5'
Connect: {c8255@37,     c82551@13}

For node name 'Pa_latch4'
Connect: {c8255@63,     c82551@7}

For node name 'Pa_latch3'
Connect: {c8255@50,     c82551@6}

For node name 'Pa_latch2'
Connect: {c8255@36,     c82551@5}

For node name 'Pa_latch1'
Connect: {c8255@62,     c82551@4}

For node name 'Pa_latch0'
Connect: {c8255@80,     c82551@20}

For node name '~3997~1' (Same as node '~PIN003')
Connect: {c8255@73,     c8255@84}

For node name '~4159~1' (Same as node '~PIN005')
Connect: {c8255@75,     c82551@2,     c82551@43}

For node name 'Pc_latch3'
Connect: {c8255@77,     c82551@8}

For node name 'Pc_latch2'
Connect: {c8255@81,     c82551@9}

For node name 'Pc_latch1'
Connect: {c8255@74,     c82551@11}

For node name 'Pc_latch0'
Connect: {c8255@71,     c82551@12}

For node name '~4277~1' (Same as node '~PIN007')
Connect: {c8255@76,     c82552@44,    c82552@4}

For node name 'Pc_latch7'
Connect: {c8255@55,     c82552@5}

For node name 'Pc_latch6'
Connect: {c8255@56,     c82552@6}

For node name 'Pc_latch5'
Connect: {c8255@44,     c82552@7}

For node name 'Pc_latch4'
Connect: {c8255@49,     c82552@8}

For node name '~906~2' (Same as node '~PIN009')
For node name '~906~1' (Same as node '~PIN010')
Connect: {c8255@2,      c8255@65}


Device-Specific Information:                                d:\a8255\c8255.rpt
c8255

***** Logic for device 'c8255' compiled without errors.




Device: EPM7096LC84-7

Device Options:
    Turbo Bit                                    = ON
    Security Bit                                 = OFF
    MultiVolt I/O                              = OFF



Device-Specific Information:                                d:\a8255\c8255.rpt
c8255

** ERROR SUMMARY **

Info: Chip 'c8255' in device 'EPM7096LC84-7' has less than 20% of pins available for future logic changes -- if your project is likely to change, Altera recommends using a larger device
                                                         P  P        P        
                                                         c  a        c        
                                          ~     ~        _  _        _  ~  ~  
                                       V  P     P        l  l        l  P  P  
                     r                 C  I     I        a  a     V  a  I  I  
                     e        N  P  P  C  N     N        t  t  N  C  t  N  N  
                     s  P  G  .  c  c  I  0     0     G  c  c  .  C  c  0  0  
               c  r  e  a  N  C  h  l  N  0  a  0  w  N  h  h  C  I  h  0  0  
               s  d  t  4  D  .  2  0  T  9  0  3  r  D  2  0  .  O  3  8  6  
             -----------------------------------------------------------------_ 
           /  11 10  9  8  7  6  5  4  3  2  1 84 83 82 81 80 79 78 77 76 75   | 
       a1 | 12                                                              74 | Pc_latch1 
    VCCIO | 13                                                              73 | ~PIN004 
 RESERVED | 14                                                              72 | GND 
       d7 | 15                                                              71 | Pc_latch0 
       d6 | 16                                                              70 | d0 
     Pch3 | 17                                                              69 | Pb3 
      Pa1 | 18                                                              68 | RESERVED 
      GND | 19                                                              67 | RESERVED 
      Pa0 | 20                                                              66 | VCCIO 
     Pcl3 | 21                                                              65 | ~PIN010 
      Pb4 | 22                        EPM7096LC84-7                         64 | Pch1 
      Pb2 | 23                                                              63 | Pa_latch4 
      Pa5 | 24                                                              62 | Pa_latch1 
      Pb0 | 25                                                              61 | ~PIN002 
    VCCIO | 26                                                              60 | Pch0 
       d4 | 27                                                              59 | GND 
       d3 | 28                                                              58 | Pb1 
      Pa3 | 29                                                              57 | d1 
Pa_latch6 | 30                                                              56 | Pc_latch6 
     Pcl2 | 31                                                              55 | Pc_latch7 
      GND | 32                                                              54 | Pcl1 
          |_  33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53  _| 
            ------------------------------------------------------------------ 
               P  P  d  P  P  V  N  P  d  G  V  P  P  N  G  P  P  P  P  P  V  
               a  a  5  a  a  C  .  b  2  N  C  c  b  .  N  b  c  a  a  a  C  
               2  6     _  _  C  C  5     D  C  _  6  C  D  7  _  _  _  7  C  
                        l  l  I  .           I  l     .        l  l  l     I  
                        a  a  O              N  a              a  a  a     O  
                        t  t                 T  t              t  t  t        
                        c  c                    c              c  c  c        
                        h  h                    h              h  h  h        
                        2  5                    5              4  3  7        


N.C. = No Connect. This pin has no internal connection to the device.
VCCINT = Dedicated power pin, which MUST be connected to VCC (5.0 volts).
VCCIO = Dedicated power pin, which MUST be connected to VCC (5.0 volts).
GND = Dedicated ground pin or unused dedicated input, which MUST be connected to GND.
RESERVED = Unused I/O pin, which MUST be left unconnected.



Device-Specific Information:                                d:\a8255\c8255.rpt
c8255

** RESOURCE USAGE **

                                                Shareable     External
Logic Array Block     Logic Cells   I/O Pins    Expanders   Interconnect

A:     LC1 - LC16     7/16( 43%)   9/10( 90%)  16/16(100%)  24/36( 66%) 
B:    LC17 - LC32     9/16( 56%)  10/10(100%)  12/16( 75%)  23/36( 63%) 
C:    LC33 - LC48    14/16( 87%)  10/10(100%)  15/16( 93%)  32/36( 88%) 

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