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一般dly'event and dly='1'是不能寫在case裡面嗎?
6 L1 ~: c8 e6 a1 o因編譯會出現以下訊息( @+ ?& L* r+ d, G2 C% e$ O# V
Error (10822): HDL error at CUB.vhd(70): couldn't implement registers for assignments on this clock edge
! b; \. T. ~+ zError: Can't elaborate top-level user hierarchy) s- k/ E. V9 [
Error: Quartus II Analysis & Synthesis was unsuccessful. 2 errors, 15 warnings
$ D) P5 o7 O' J# f! h6 |) i Info: Allocated 144 megabytes of memory during processing
( ]& O; @% D; @6 m `9 a Error: Processing ended: Fri Oct 18 21:24:23 20135 Z& x. e* M( O4 k8 q1 I
Error: Elapsed time: 00:00:02" P# o& t' o' L; q. s9 w7 i$ Q) N
Error: Quartus II Full Compilation was unsuccessful. 2 errors, 15 warnings5 d# y* ]1 g" K* m6 M, Y
m) i, ?0 x t9 J/ s- B程序如果寫的不好,可以幫我改寫,因是自學,所以比較少機會可以看到其它人的寫法!
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Library ieee;
6 |5 B. m. l! i y7 [3 cUse ieee.std_logic_1164.all;% B+ x- H' Z s* a! I
Use ieee.std_logic_unsigned.all;+ B% p" P8 V% Y' q
Use ieee.std_logic_arith.all;1 N2 _8 }4 ^" M
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Entity CUB is3 A4 D# J5 f: V1 I, R' {
Port(: f) O& H+ [) M/ G* v5 q9 M
sv_ctrl,coll_manu,coll_auto,count_v2,T1I,T2I,dly:in std_logic;6 H5 C4 K6 j9 z; T, w6 w4 ]5 _/ C5 ~
count_clr,coll_up,coll,cold_pin,T1O,T2O:out std_logic
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end CUB;5 p: y* g; z: r" O9 C; V! R, C7 n
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Architecture cub_arc of CUB is; L+ K! G4 B& Y) L3 _
signal d : std_logic_vector(2 downto 0);
* h$ @2 V$ x: o9 t1 l5 d/ t* GBegin+ x1 A$ l$ Y8 c0 A/ \3 C
/ p0 {/ z/ w- e Fproce1rocess(coll_manu,coll_auto,count_v2)
# y/ ^+ L7 v' d0 rBegin2 K. c7 m k& Q. r8 h' ^
if coll_auto='0' then1 I3 l; s+ m- s
if coll_manu='0' then, `( v4 b% g# v9 y; b' D; _0 v
if count_v2='1' then
3 g& \- z3 _# p! S c$ m count_clr<='1'; 4 f1 N9 p2 ~0 n) h
else
. k1 W( n& c1 a. J( U( _# S* ]+ f count_clr<='0';" S$ p5 k. p. {1 ~$ \% A- p
end if;
8 s# r! h8 I! s4 G" _$ r) M coll_up<='0';
! `9 W: e! m8 q! g7 U, |$ c coll<='0';
% X: H! z0 D. i2 E' N" Y cold_pin<='0';
2 M# B o/ L1 d- W$ b$ ~ end if;+ h3 S, `1 x- \/ G
end if;# w0 b4 a, P8 c4 o- ~, D5 Z
& A9 V U% j( P8 a, T! r I/ v if coll_auto='0' then3 }5 N/ m* d2 ~/ i% G7 }( W/ |
if coll_manu='1' then* t- C# h; A% r9 n( B6 ^
if count_v2='1' then
- `! C8 y3 @6 Z0 s count_clr<='1';
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count_clr<='0';
2 ?+ d* G; T' l, _$ |+ T end if;9 S% @& L% o, p' w6 }. Z
coll_up<='1';
8 y: j. ~( G" V6 T% C coll<='1';$ T+ ~/ s9 v2 u! w E" ^3 T
cold_pin<='1';
6 p+ N( i. T, y end if;( s; W2 b& ~: ]7 D3 G/ |* m
end if;
- y. w `6 @# G- b
2 {5 b- a1 S% I2 c if coll_auto='1' then2 u& G0 n4 m9 C$ T0 Y
if coll_manu='0' then Z+ ^& n# Z. ~/ S* T0 R# b
if (sv_ctrl and count_v2)='1' then% k& ?4 h( E% M8 o J A; a
case d is
4 G% o: ^# r, U' H when "000"=>) w; b5 m1 h _6 c1 ^
coll_up<='1';& B# H' O: \. \' Q$ J
T1O<='1';. ?( I& N2 ?+ X4 C
d<=d+1;2 V- n( r; V! A2 _
when "001"=>
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T1O<='0';& u- ?2 c# p# ]* G4 g0 O; ~# I
coll<='1';
* D+ s8 r" y8 Y f cold_pin<='1';
# h# B5 A& E/ F2 r; z. M; B, K' O T2O<='1';% x" d7 a% q( y- R9 s5 m$ D
d<=d+1;; I7 ^" `) H% N7 c8 f. H" j( f# W" K
end if;
; g( X8 S. W7 n+ G" g when "010"=>
" B4 |% |( U! F7 E+ x7 d if T2I='1' then3 G# B# g4 F: j# L% J6 V6 U* ?
T2O<='0';" _$ \% s6 p- @% y1 y6 Q1 l2 R4 M
coll_up<='0';- O0 ?0 s, ]; j
coll<='0';
1 p* h; W# j( S4 K cold_pin<='0';
& X, U2 z# b1 d/ \, H6 i( R/ Q d<=d+1;
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when "011"=>4 Z; I9 Z7 d' x5 |1 S: {7 u
if (dly'event and dly='1') then& q& Y6 o2 _, P: J j6 i
d<=d+1;( C, C" M. L7 S) f' l
end if;2 ~' i" j# e+ J" T6 b) W
when "110"=>; M( ~/ a4 J" q/ U ~( W
count_clr<='1';
7 g4 G/ I- b3 A) Z d<=d+1;
y, b" ?2 F+ n: f M F when "111"=>
7 C! u9 g' b( I% U if count_v2='0' then9 I/ E- C; A. V# P# M" u
count_clr<='0';
+ }( s+ k! `- G" d0 G d<="000";
+ _* H$ J7 I3 {$ }! S, W1 ?9 V! k- G end if;* q# l, {, B+ [' k9 C b6 D$ B
when others=>null;4 ?- i' g$ q3 Y$ ]/ Y
end case;
3 [, P9 V/ g4 |: j- h) ^7 v end if;
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end if;/ w# {, F7 Y* k5 y
, q5 H) W! i2 U& s if coll_auto='1' then j4 Q$ v' o) {1 {
if coll_manu='1' then9 c/ m& p% |+ P8 t& L
coll_up<='0';! E8 r8 v* R% U. i( s. m
coll<='0';
! B. Q$ H) n, r4 g cold_pin<='0';- l; r; C, j8 Y# z# ^1 [- Q: R0 ~
end if;: [5 q& [% Y% V( e# a
end if;
1 ?$ w0 n7 v7 jend process proce1;8 b" q. a4 m* ]
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end cub_arc; |
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