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标题: 高手们帮我看看好吗 [打印本页]
作者: ganggang1945    时间: 2009-5-11 11:19
标题: 高手们帮我看看好吗
library ieee;
6 U# t5 [* t( C: w5 n# buse ieee.std_logic_1164.all;9 h% R. Z7 G4 c% u! j% t8 Y
use ieee.std_logic_unsigned.all;
9 n3 O4 @+ U9 ]( }entity corna is0 M# f4 o# p9 f" q$ _

, T* d6 {! Y( h* }6 u5 z- E- e# v; T+ x1 _
port(clr,sig,door:in std_logic;6 P, }: Y# ?7 S6 ], a* }. r  V
almut std_logic;
5 D2 B# }: K4 E9 |q3,q2,q1,q0,dangut std_logic_vector(3 downto 0));% X, E6 k5 x) Q
end corna;: d1 X" P, j9 ~8 v8 t
architecture corn_arc of corna is
/ {2 L0 d% |7 e9 X0 g* Q$ Rbegin; F. K3 C4 j0 T( {' y
( j/ G1 R8 O1 S+ C1 _  m1 t
process(door,sig)
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variable c0,c1,c2,c3,c4,c5,c6:std_logic_vector(3 downto 0);4 w" C5 ?$ f' x: ^$ f% F

% c- n  X  [4 C" Y: ?7 C/ p" d8 K" ovariable x:std_logic;; k! ^- j0 q# f+ J
$ Y( G( |+ l3 r  ^/ N$ w
begin  g  x8 K3 _8 X& Z. P3 h6 ~
if sig’event and sig=’1’ then
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if door=’1’ then$ F: E- \5 {# k& p9 ?

, y, C/ K7 i4 \: Zif c0<”1001” then, U. e. I& A4 a" y* ?( W

8 @0 _! A- E# k: g4 s) ]c0:=c0+1;
9 Z* j6 ]) L: g: s8 e9 r8 ?/ p: y
else
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/ @& @+ t0 r1 c& g, f/ ~& p4 a
9 P4 c5 @* }- m% a; Y& Lc0:=”0000”;9 Z3 Y) e  X3 S3 o' ?" F( M
+ {. }% a4 Q  Y$ `
if c1<”1001” then9 Q* ^. U$ ]: _( ~, n( N

# V, f6 f6 l$ t9 fc1:=c1+1;, L- p: |3 ~( @4 ^0 n8 [

, x6 Z: ]% q( s9 helse
+ m& X9 k$ d7 `( I: A3 `0 `9 B
; v+ C. }- w. U( Ic1:=”0000”;8 {4 a* l$ N% f
& B! X! o; x$ k. E
if c2<”1001” then1 N0 f% t! d( X+ E8 B7 m

# }+ q( C$ X* x, x, Uc2:=c2+1;
% B4 v7 c6 s+ W& u- i$ {7 b: Q* r$ `+ H* t

9 A! Q( M, \: i( A! velse
; t( _' K4 S1 I2 l- l6 h( |7 Q( m4 D. u; r9 c
c2:=”0000”;$ m: `% Y& f) c7 V$ J
9 W; X  \5 \9 ]- k+ K
if c3<”1001” then
: C- _. p$ }9 g$ ?5 Z
/ P/ A! T0 T0 S6 wc3:=c3+1;( ^+ u5 \( I* ~

( R% _8 \. C5 qelse+ `( \+ |6 X2 n

8 f- E1 j* i2 _' C% S6 Nc3:=”0000”;- s2 n3 _1 v; n0 @5 P5 I- v

1 Y* O; |- f, y' ~2 ]if c4<”1001” then
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c4:=c4+1;
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) T2 L) o1 b. D6 Relse+ e7 h9 H7 k: _7 @& b2 h
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c4:=”0000”;
8 \: B: u' t$ V" g' ]2 T: j2 G; W
* |, ?4 A& |$ @if c5<”1001” then
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c5:=c5+1;
9 L8 @" a& ]; t; V3 k5 S/ l# e! ]  M/ `( o+ g2 I0 L' G% G
, c* S' h& B. u! B
else
  w  S& E) j" t. k$ `9 S- O4 ?. s9 I4 m! K5 M3 k
c5:=”0000”;
3 X6 ]7 B" n5 N
2 ]% ~/ [" Q! ?$ j$ |if c6<”1001” then9 n1 U8 ~- i! `! D

) a% d4 T: {1 J. N+ @$ k: W, n9 Rc6:=c6+1;. v7 N0 G8 t( P. S

4 X: f( Q4 @5 i/ n( W& }: v6 Yelse
# q4 D& s9 i7 Q  a; n6 c  z- H& Q1 d
c6:=”0000”;/ N( @, C, S0 t; p' w

* T4 w0 b- E3 ~5 w' c+ I! i! i' j- m
alm<=’1’;8 t8 _! |$ a  C& S; P) ~' m, ]9 c
4 O/ c. u6 C7 a8 ~
end if;- V& q% r  H2 _' e/ K5 j
+ ?6 `+ k) ?7 I  \
end if;0 S0 W5 U; }9 t& b

4 a( V* n, A$ P' h) ^7 F6 U- X8 Uend if;
* m/ n( U$ v( u9 c- X7 c
. z  [9 Y- g5 c' Aend if;
0 Y, z) T/ A' J0 h9 E3 m
: r0 f5 o% B1 z; P, a: W" Hend if;  O9 U* t/ u) G6 y
3 R1 [( |- K# c' a% L$ }
end if;
: r2 q# m% C: w: L" @
0 N1 E1 z; p9 i' {- t( N3 {% F% c5 i8 F5 Y$ Q/ T, R
end if;- {8 e' F9 U3 ~" e
/ B6 {3 Y6 t4 w9 M/ x- J' R$ o
else
) S( i  q4 r3 r/ k; k$ U) Q' g5 G- w/ u$ U
if clr=’0’ then
: |5 a$ Y& o+ K+ t  H- C. |/ w, l2 j2 s9 m* p$ b7 [
alm<=’0’;* j! D7 z, I( J$ m; \

% S8 r  g- U; w( l! A, v) ~6 gend if;
" R2 g( Y- D2 L" X0 j; A( n, D- Q1 m0 R, a
c6:=”0000”;
2 G4 N+ S6 R7 ]$ q
. \: Q8 ~2 e5 @4 `2 d- [c5:=”0000”;& K# e+ B- q+ b1 {
+ x0 Q7 e; b  K. q
c4:=”0000”;
) p5 t; t4 O& y+ f6 D6 y
/ J8 e  k; G  e+ ^3 gc3:=”0000”;6 y. ?$ C* d9 ?7 Z1 q; G7 a

- n0 Y# N& d2 Q! f( K8 |- r. @c2:=”0000”;5 a* F4 `# x/ y

6 \( g+ Z- C/ H7 A. O: Nc1:=”0000”;* }! w. ^" R: F- c$ ?. a; `- D
( Y2 T; l1 z! D4 ~6 E6 `
c0:=”0000”;
. d) v1 r! x; i/ o' m- d/ C6 x4 I% U) d/ s* `
end if;9 ~  ~5 I0 u& d: ]

, K6 c. D; k  U" y4 Jif c6/=”0000” then
* l" h8 W* ^* k8 l# ^9 o4 z7 W. u! Y% ^" G7 f5 J$ U8 r
q3<=c6;
$ W' T( z- }- M+ H. l  {4 T5 D3 }8 }' F2 o3 _
q2<=c5;
$ \# i( a, L& \" f( i* H$ ^3 D/ \" X0 H: E9 H: u* d
q1<=c4;
2 A6 N( c2 I, Y9 |  {" a6 h) K
! S% t0 J- O' f! z1 v# F5 y1 G# Y  y! [/ V! A# _. E5 y2 p
q0<=c3;
! m/ o- l7 I) d( v6 J% t
1 O- x. |4 R2 ^% q9 S  J* Ndang<=”0100”;
  v* Q* [# K* Y, t# i( P) C1 _1 \" S* i/ T' W/ P
elsif c5/=”0000” then) M+ {1 t1 `( e
5 w- Q) I: @/ P. _# n
q3<=c5;3 B+ Y' E- Y8 V* b
- t- n  m/ p# \0 n
q2<=c4;/ _+ t# F% V! _* p" w

. ?& ~/ L3 [! E( Yq1<=c3;
/ j" t2 Q" T$ h, r1 [! Z$ C! A+ U7 T3 W8 r, a5 n
q0<=c2;' j! B3 y% x4 q  n" U. o5 x
. T4 b. Y0 L( M! d3 y
dang<=”0011”;0 x* h' \$ a! G0 w2 y" [

( Z6 k( y6 Y8 j9 x/ x) I
  D, I+ c- P0 B4 G$ celsif c4/=”0000” then6 k# Q: l; o" P+ b
+ V9 m5 y% W8 S4 g5 e$ i% i  M0 x1 |
q3<=c4;
) |6 d2 s& q% Q6 A) P) W- P) J- s+ o! {+ f" q. a, R% E. m
q2<=c3;
  F, c2 B* S" \! D
: V! [2 g: t# |. z, y% E% n( ~q1<=c2;
$ u$ O; T+ O, d/ b, n- b4 n% d" t5 k! o2 \) `( T" E9 N
q0<=c1;- q) F4 Y* R" o! x

4 v5 \2 z- O2 Adang<=”0010”;+ M  H0 s6 e3 I9 ^1 n& Y
+ ~& p+ N7 \4 y" t
else
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q3<=c3;
+ C$ n; @( v) [! P( a. T2 J2 Z
: f1 t% V7 [0 P% d$ Tq2<=c2;
) \3 \; x2 n8 C( c8 M/ Z0 f4 E$ r$ P( y& q
2 `+ [- t+ o5 \
q1<=c1;
  j! m$ d' e; H+ G# S" P/ T( w1 {; N* V5 g. f
q0<=c0;5 \2 t( w! a* N9 O1 S3 b4 ?( V# ?
/ z: y7 m& y1 z2 w" \. C
dang<=”0001”;
( o3 M8 u% v( p& f5 h( U
. y0 V" @( \: Q/ e4 Oend if;
8 k; L, a+ F  s" X; s2 H6 }
  p' k: q6 T# {+ }6 ^2 K) |end if;" p8 A5 ~! C3 L( V
4 H/ r8 G; k7 Y' L
end process;" U9 \+ t/ c- q# v
end corn_arc;/ l) {" `3 N" c

' J1 F+ Z7 ?" E- y& g" D& r+ }这段程序用了之后出现了Project requires too many logic cells 和project requires too many  shareable expanders 高手们帮帮我好吗？



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