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library ieee;
6 F# a- E! N; o* ?+ vuse ieee.std_logic_1164.all;
+ v7 q& C/ _6 W6 \7 a+ Luse ieee.std_logic_unsigned.all;
( y8 E5 c% q7 k& Gentity corna is5 s1 _( C5 Q/ U% h) B U' L
8 G+ \8 c$ g( z, k! f1 H
; |* P2 y: L# f" w' i1 M; e/ pport(clr,sig,door:in std_logic;( M" w5 p1 {8 ?5 o4 e
alm ut std_logic;
1 P( J+ N9 F/ Dq3,q2,q1,q0,dang ut std_logic_vector(3 downto 0));; p8 z, O4 P6 E6 C$ p! i
end corna;
6 j% b- e. w5 D6 n, s# I1 B* [architecture corn_arc of corna is0 m7 H% f; _+ h$ ?7 c$ u
begin3 j# Z" A$ m/ \; z3 w* ?0 C
! _& b. A, ]7 i& v p/ hprocess(door,sig)
7 U% s Y6 U# A( v/ Z! q1 R7 M
- _) | ^5 Q2 V) a8 T9 Rvariable c0,c1,c2,c3,c4,c5,c6:std_logic_vector(3 downto 0);
, N/ ?, ~- S* h+ N$ X) h' y
! [$ D, I. A; k+ r! \7 i' ^variable x:std_logic;' ]8 E& q9 x; |3 s2 p
/ @8 j* @" U/ p$ W. g) o8 B. L4 mbegin
; ^3 e9 X) e. b& xif sig’event and sig=’1’ then5 [( X) a+ u& y' u% n
+ Z u9 q/ I& i2 Q- jif door=’1’ then
: L4 s1 a0 z& |0 A) w0 v8 B, c
6 Q1 _' h- i. uif c0<”1001” then
: D; E: k1 |# u# w% \# |9 l! r2 P0 h7 K$ L/ c* _
c0:=c0+1;
3 e' s& U, `( v$ U4 i, q$ [2 h, I5 ?% S
else. `( R/ `0 }. Z
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0 c0 @+ h0 n6 S0 F gc0:=”0000”;
: `4 V+ z9 |( q% Y3 B$ F z5 A+ j! s- ]6 F' k5 y- f0 v
if c1<”1001” then" j$ |* `7 z! W6 u/ a8 j n
: t; B6 E, ^; Tc1:=c1+1;
; B! {' B5 _+ {4 J& q6 h! c
% X- @7 S4 P8 \9 M! U5 Telse
9 |. Y, q' j b5 _: A3 M
% B! d, B( g9 n' gc1:=”0000”;* s) \% C* T) v8 U
Z% v$ `( Y/ f4 q2 w4 H' ]5 p/ Q5 X
if c2<”1001” then
" f+ X9 {" H: ^: |, h$ j5 J6 y, L I$ K' @9 k* x
c2:=c2+1;
6 m- w7 e8 c5 b2 }
5 H4 g; Q3 Y6 V+ q% k
/ R) }# U" Q* Z7 ^; Q- Uelse" N) q1 H/ B! }4 ]7 n
( W+ G5 ]! K- [# tc2:=”0000”;1 k! o' P7 B6 f5 b- D8 h7 \
7 |1 J: G* x! @3 O# [ J0 rif c3<”1001” then5 ], _* f* H* o$ C- E! a
! m) l% ]: F+ p/ `
c3:=c3+1;
7 S# I( v+ e6 ?# _1 M. i% f
* s u3 |2 L( X% Q/ ~6 Melse
" k9 M# x" q, {$ t+ a0 N; f0 E; ~8 l8 y, A; I: E% ^; S- H$ v) i
c3:=”0000”;1 J4 q: p2 E. K' C8 q
& Q* v+ j- b" |( y& D
if c4<”1001” then- M+ `1 w6 l( M. a. A4 W3 c8 C
3 ]& y5 D" o# j! F! e/ x* Wc4:=c4+1;
- {5 p3 _% U/ ?6 K
3 W# H6 n4 n" o8 y% U6 e5 j" n8 selse
* o0 j8 T( \3 n% v, P! n, K% n J' r j: G4 m. A4 P0 R# s7 F
c4:=”0000”;$ ?3 L5 \, ^. z: k K5 }6 H2 C9 k; P7 |
. n0 d5 j5 }( p. jif c5<”1001” then
0 b) T; n0 i; E, ^, r! [) N! k0 H
! s" H6 z. v& rc5:=c5+1;
+ }9 ~8 ^9 @+ X6 o2 v; s6 Y( B+ s* I
' M7 v/ N9 p1 U+ H; Y" M6 K. t# t; P# p
else
6 L9 ?! d5 D8 `' V% _$ `9 V4 n- o* S3 O# u3 r `, ?, X8 e% c& u
c5:=”0000”;
: I' z% ~6 a8 Y+ V1 |0 l6 _) |5 P% g
- G; ~' T0 T; I& rif c6<”1001” then
# D3 A6 w# H7 ]1 u
8 L, o) N# r0 c! M) q8 f Wc6:=c6+1;! a' G W4 C8 i
9 E# d* V. C+ y0 c5 F& p8 J3 welse
4 U( ~ \- U+ r! q8 x; U. |, K/ i# l% S5 g5 K7 @: G
c6:=”0000”;1 ^. y; M; F; G( P9 }6 [7 W3 \8 `( ]$ E
, }' \* R0 ]! i) V+ l* z, F$ f! [
( T( r' t! ~; e% F0 d+ p" L# S
alm<=’1’;) t9 ~# o0 Y4 o, q
! W9 P) O8 A- O1 Y2 g
end if;
8 |, D% u$ ^$ v4 B: T4 G6 \8 `, Y8 q+ P' T& S- B
end if;
9 ~4 {6 {, n6 O; }7 X$ A/ f$ P( K! B: S& d
end if;( W: T' Q- _; e- v" ]
3 y+ u3 w' Y" e0 H
end if;
# Q5 N. m7 U3 } z
0 L* e3 Z% f6 I" c; ]5 ]' Send if;
1 z! y$ G1 Y! x/ ?( A4 s( N
0 k! g1 ?* o7 R, S4 a. X5 dend if;: m. J8 N; V* n- K; D
; i- f7 ~4 `/ U' ]5 K+ a; n8 Q. R
# \7 i+ S$ S4 F# E& A% O. fend if;, F2 C7 @6 W& V2 y
2 j( H1 S' x/ z2 @' w. y5 d) A
else
9 u4 @9 [. H& s; P/ [- L
6 ^3 g: Q7 h" p1 Jif clr=’0’ then
9 O9 x) m5 S) `7 o# [1 f7 B+ O8 s4 J/ J2 \6 d
alm<=’0’;
) S0 K/ t2 E: b. k3 f- }$ b
( t* o) X7 G. V. wend if;1 g3 r2 L/ n$ _
/ h7 [. i. |) uc6:=”0000”; l k. C- ^- K8 w( b T7 u# [
% s- ?% M7 \ f4 b# H: L2 ]' k
c5:=”0000”;4 m) Y! A; u" F
5 b. L" W6 @; c1 |. Z4 ^c4:=”0000”;2 M. H4 ~0 w; @3 K4 |
5 n; U3 b& J5 Y6 p! a# sc3:=”0000”;! W1 l7 l8 K) V$ n1 X _/ h
( u- G+ M: a' R, \7 g' Mc2:=”0000”;
7 \4 Q* q- W4 I7 Z3 g
' k8 k2 G; `, L; ]8 D T h) vc1:=”0000”;
/ }* D: X5 @5 m* p( A; m6 E6 h4 J9 Z- T) G b% N% C/ j$ {+ A' Q
c0:=”0000”;
9 R+ k5 N& j# Y4 G6 e. T! | F
0 \" t& G3 `/ ^$ h! Z# eend if;4 V2 l. e* l5 ~0 T, A
2 Z& I) |8 K" D) `2 V [
if c6/=”0000” then
2 i6 C7 G9 B5 {0 t3 \9 y$ k8 t- j$ P7 ?- }% ^1 ^
q3<=c6;" \6 p. h# }( j! d8 \
# @( O; L D3 V; r8 t( c
q2<=c5;
; X- {7 @( ~, k
) u( O5 r) @' k- k) m# p3 \q1<=c4;
" {6 H* A' e4 r$ a& k, R! j, X4 U6 d5 o- e( Z5 g
! ]- J6 S& }* D' \& ?" Oq0<=c3;
) r/ ^: b, L1 E; L" d3 }; }
0 k p9 _. C, x, J: b% z. y2 pdang<=”0100”;' L3 h1 {! A/ Y2 [; ^' [. d2 i& N
* e$ f4 L0 a9 z. Y
elsif c5/=”0000” then
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q3<=c5;
1 w& Q" f) U' M; L% d+ L$ C
/ Q4 I6 }2 Z' a* i5 d y0 ?q2<=c4;
: p: q6 c6 Z$ G l3 k$ M. v4 j& E$ M$ r5 a4 p4 d7 [( Z
q1<=c3;9 A5 L7 L6 K) y) J& o
3 T2 m" p Z- v6 f2 t! r
q0<=c2;
: B2 P X' ?0 p+ ~5 g
6 |8 t" v" u7 a6 C3 Qdang<=”0011”;( `& U6 F# g( c& D) g5 @+ `
c1 ]: }8 o! ?# _7 u% }
4 F: y- G% R/ v# M
elsif c4/=”0000” then
2 i$ t- G8 T' x! L. k* R* r
0 m+ L% M& Y$ s3 Q! Zq3<=c4;
# Q4 r8 L! o1 N7 y. v
- `* ?2 q* T( g6 @6 R# E3 K/ sq2<=c3;
0 a+ H" \' _+ g [4 U& D" t+ u
- }6 X/ l Z8 x8 B% J& k+ j2 D5 vq1<=c2;6 C0 d( J& |$ E0 z7 ?% q
4 @4 b: s' B( o8 @q0<=c1;
6 n& Y/ F9 G8 H+ [. L( F9 [- f- Y% S% b+ K+ {5 Z
dang<=”0010”;
' ]% q) e4 g0 E5 b
m* o2 {( A4 Q; p6 ?( x! selse { v' t) N# m% w% h* t
( [% R# U7 A0 D
q3<=c3;
+ z/ J& ]. M4 O
6 [# w* A* h- N5 r5 gq2<=c2;; J% f q! A- ^% x U& w, G
; m, g- y. T( Z4 x
# w7 M8 B* |- R( Q- ^7 bq1<=c1;" a+ b w6 }! I
, X0 T( \( ]8 k1 j, Y
q0<=c0;" j8 ~ R* U- E& t7 M/ l# n; A- p
* K5 O9 [, P9 E7 {/ x% h- A+ b
dang<=”0001”;: O" x8 {% A: W6 K$ }+ H' ^. p( ]
& h9 u0 t1 `9 ?. L K& a: [
end if;7 r/ _) g6 u& k7 p1 p' ^2 h% c3 j
1 U) `# h/ \7 }0 W# L% t0 o3 w: k0 dend if;
3 M! V4 s1 O+ m0 Q( ` F
) s# E5 m2 A p- D0 ^end process;
6 ~6 t1 _- ^; b# {# i" _end corn_arc;. d+ E8 p; `" {
0 W+ ]- m2 K- O) T
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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