程式1-->CLOCK_500. f8 o# m% N5 k+ X" L
`define rom_size 6'd84 x" ?% z- h. |, ^) G
/ ]( K, x* X0 g" T u
module CLOCK_500 (1 _6 U# D) W# a4 Y
CLOCK, H, x4 g1 {( L
CLOCK_500,; F2 X) C, A+ b; P Q! B
DATA,4 `# r3 c, ?7 h2 D
END,+ `; l, `. a) i
RESET,
" u% [: r$ L. i# E GO,
& o) {3 m2 Z9 f7 J) C1 l2 } W8 Y CLOCK_2
, I- o( e6 c% w3 a) O5 W) D1 ?% A);
4 e* z l9 N* Y( ?' ?7 O/ v input CLOCK;
3 B( a' m$ X5 h, s/ B4 D$ y input END;( s5 g! V! F0 V( g; f0 c
input RESET;) U- C7 k3 f2 S; O
output CLOCK_500;
5 C. A) t* j" A- q7 y; T4 x output [23:0]DATA;
! b6 H( d. f0 f9 B6 S9 J) P) T" `+ d output GO;
+ f7 [) ]$ ]# s: L* s output CLOCK_2;
/ |4 Q4 B8 j2 |3 Q8 g% @( @, N: X" M) d1 r/ I
. j$ ^" E0 @8 p
reg [10:0]COUNTER_500;/ }; d& @/ ^5 r1 P2 D3 X) A
" w. v5 j7 I1 [) v; u- Z8 f& j5 m
wire CLOCK_500=COUNTER_500[9];1 N( O4 X% F$ C. X1 N) O
wire CLOCK_2=COUNTER_500[1];
3 M; s. `) N, F3 z h' l' m7 m l+ `" U( k2 X0 {
reg [15:0]ROM[`rom_size:0];
1 w; O9 l! _8 U; z# Dreg [15:0]DATA_A;; [- U* r- X& C9 ~& r6 y
reg [5:0]address;
& g6 V) }/ j' ^4 G0 W% Q j* P K- Ywire [23:0]DATA={8'h34,DATA_A};
- V* ~( X+ j' {4 \! e! I
/ |: p# p6 `- F) k$ w Uwire GO =((address <= `rom_size) && (END==1))? COUNTER_500[10]:1;
: l3 }1 e# ~# h3 e) V- _, Jalways @(negedge RESET or posedge END) begin/ y7 z8 u9 h% m7 s; b! f
if (!RESET) address=0;9 ]; ~1 x8 V' I4 C0 C. G
else ' K" G2 _3 _& B/ a$ L
if (address <= `rom_size) address=address+1;2 }5 M& |7 b- M$ L% b
end+ s/ S. Y/ z( _2 D0 c- E4 P
9 ]* c3 J9 P3 O" \; @. }& H$ t6 k
reg [7:0]vol;
$ a$ L3 G8 [0 z5 B _2 w8 j4 N1 l
& Z5 `+ K X) Zalways @(posedge RESET) begin- Z2 |. ~2 Z! O6 h+ X: [. t
vol=vol-1;end
0 F# e+ j/ u5 N
) u' `+ ?; z, P8 G# h' q1 k+ q; ?+ @2 b. Q4 { W- B
always @(posedge END) begin7 Y! ?6 L( z- d7 Q; m0 ?' A( f
// ROM[0]= 16'h1e00;, y7 N% ?5 |5 y: R5 ~
ROM[0]= 16'h0c00; ; g2 u6 G* f9 C/ X' c7 U' O) t% f
ROM[1]= 16'h0ec2;
3 G) S4 D& D) I ROM[2]= 16'h0838;
1 u& o6 g- E" }" o& c- N * m' z6 c; ]. V; I
ROM[3]= 16'h1000; 9 f3 h+ Y. o( I! A* d
) g4 x/ w* b+ W% b! R& w" W ROM[4]= 16'h0017;
- `- P% t& {8 F6 \ \, u ROM[5]= 16'h0217; 9 z7 D+ q0 o( B6 p) f
ROM[6]= {8'h04,1'b0,vol[6:0]}; # A9 @5 B( {& p5 q+ p+ M# q
ROM[7]= {8'h06,1'b0,vol[6:0]};
) L, I: ]/ s3 S7 n# G3 ^) r3 H8 J( _$ a
+ S$ S3 ?- R) c6 c) M, u //ROM[4]= 16'h1e00; * F+ Q" _ E6 ~, Q
ROM[`rom_size]= 16'h1201;% j! ?/ Y% b) P, ~' |% \% \" j. m
DATA_A=ROM[address];
r2 b a% Y) @. S% [: wend, \' T3 M% M$ a
' ~2 _$ G: ~# G
always @(posedge CLOCK ) begin4 c2 g7 i5 l Y- c8 r
COUNTER_500=COUNTER_500+1;2 G$ M5 Q2 |. [# J1 i. A
end8 S9 d2 y' T; r: z0 |
* V3 X8 o% o( [, n
endmodule$ H! ]0 L" A0 y3 H
完.....................................................................( u2 f( [# S; A2 T( I8 ]
+ e. v, I2 n9 j! i: B, L
程式2----->i2c. d# R! Y4 t2 r+ b# Q
module i2c (2 a! e' j; t& I( L
CLOCK, J9 s8 A" N0 n! V5 ?( h$ ^
I2C_SCLK,
2 r0 q) f9 a- x e$ q0 E4 }8 [ I2C_SDAT,4 s7 A% h; W3 r1 q9 k+ N
I2C_DATA,
& n8 O, Y: ?: U! s& H( K8 V- \ u1 z# ` GO, 3 e' M& p6 T0 S5 R* N7 s7 r
END,
, C4 C$ k: E9 @8 }( f W_R,
1 z2 y. l5 h0 {* e* G# H ACK,
M1 S. M& U' {$ C$ u RESET,
# e/ u4 v2 X8 s, \: B# e p! u/ b+ F% o0 r
SD_COUNTER,* ^4 s0 {5 C) o/ \' |/ v; J* l- Z
SDO
# f7 h; f1 s9 L3 }5 v);. Z; l9 a: `" E; r: X: K( k
input CLOCK;& J7 ~: E. P. z+ H. \+ K$ B
input [23:0]I2C_DATA;
/ o% \. B& w( ]* a) z* { input GO;
# b8 }% A x6 r( R: j" u& S- j/ V8 ^ input RESET; , e& U! Q( r4 K M
input W_R;
5 b6 l# J. L1 [4 s: P2 c inout I2C_SDAT; ' q+ J9 M0 E$ k" ^% `9 Y$ J
output I2C_SCLK; l( _6 _& C0 x# t7 }" j* J2 S7 V
output END; " p* L, h5 w. ~/ s" t! V. `
output ACK;$ x4 M3 L) b' p! E2 Y5 H
) C8 i9 G, B6 n/ Q% P, U, s0 j: e
9 P* p- F0 q- S4 i0 T7 e output [5:0] SD_COUNTER;
9 q% R, V0 b6 @! O; M output SDO;
: k7 A8 p4 L& p# w) d9 A
; Z6 N! \+ D1 R' t2 }, e3 H2 c9 I: V! W9 |' ^3 T/ K- u
reg SDO;
. @; x' u; I% U$ m( A: n+ sreg SCLK;! u/ i% \: O& m& L
reg END;- @7 C F- b6 j( z2 z1 G
reg [23:0]SD;$ f+ y. a5 ?+ H, K4 {5 L
reg [5:0]SD_COUNTER;, u) t$ A; B ^5 x" i/ _; f
5 u' m8 N) w5 U/ Q
wire I2C_SCLK=SCLK | ( ((SD_COUNTER >= 4) & (SD_COUNTER <=30))? ~CLOCK :0 );5 t1 d7 e, y2 _! m/ _
wire I2C_SDAT=SDO?1'bz:0 ;
4 `7 b# R( H' }+ V+ l* v/ u, P9 g2 T( @& o9 z# X7 p6 v! k
reg ACK1,ACK2,ACK3;
- G% Z; M, f2 s' G0 N& {# wwire ACK=ACK1 | ACK2 |ACK3;
# E2 x9 X* m3 G1 v6 P1 B/ _' }% |/ k9 V; u: q" ]1 ~
/ m' n$ _" g" E) q5 B4 z4 `" X" Q
always @(negedge RESET or posedge CLOCK ) begin
. L: x Y! a7 a! t+ z/ ^; H ^5 T! yif (!RESET) SD_COUNTER=6'b111111;
$ }8 k" W9 w, Z+ Nelse begin) ]/ V' X' X, O1 N* W
if (GO==0) & }& f7 W8 z1 s8 o( H
SD_COUNTER=0;# u) E% T5 \$ X& w) z
else
4 x% f) l& f' U& ?* ^" S5 Y4 r if (SD_COUNTER < 6'b111111) SD_COUNTER=SD_COUNTER+1;
+ T0 w2 ^# O' Y3 R* eend
% ^; w9 f' r) B! {end
9 L# r( V1 q, B! _//----$ d! a2 ?' V' s2 l: \0 w
. T" X1 u6 z0 B! y2 H* Valways @(negedge RESET or posedge CLOCK ) begin
6 R G5 _# [$ r$ Y. hif (!RESET) begin SCLK=1;SDO=1; ACK1=0;ACK2=0;ACK3=0; END=1; end3 h- Y9 O# G1 m, @) s; d
else
3 s! _4 Q! U% jcase (SD_COUNTER)6 w% O5 W3 ~/ l! s5 i
6'd0 : begin ACK1=0 ;ACK2=0 ;ACK3=0 ; END=0; SDO=1; SCLK=1;end
9 q- @, z8 V* f& y* C. y
- E, [$ _7 D* b1 n& }2 s( U# X 6'd1 : begin SD=I2C_DATA;SDO=0;end- ?/ U+ Q7 l/ ^0 o3 h1 ?
6'd2 : SCLK=0;# C' x' d- X9 r5 t
8 v, x- T1 F9 K; x& l. F
6'd3 : SDO=SD[23];
& E0 Q2 b* s5 h% G% h: B 6'd4 : SDO=SD[22];1 a3 v2 V6 p* A+ ~& n
6'd5 : SDO=SD[21];
6 S4 A6 B6 ~5 U g0 |' M' { 6'd6 : SDO=SD[20];( {9 ~5 \4 y5 j0 O, G
6'd7 : SDO=SD[19];
0 N1 _) f" `2 Z9 }' g5 ^ F 6'd8 : SDO=SD[18];
% T7 x' M% t& v' H7 f1 C5 k# l4 L 6'd9 : SDO=SD[17];
/ d& \2 U5 H: Q5 Y' e 6'd10 : SDO=SD[16]; : ]0 \# A6 \9 W3 y* u
6'd11 : SDO=1'b1;
8 s3 w) O. M, k8 \$ |, [4 e0 k% O8 f
+ Y' m+ G7 N0 g 6'd12 : begin SDO=SD[15]; ACK1=I2C_SDAT; end
. F2 ?* m2 v/ G5 f. z/ J! ^7 ? 6'd13 : SDO=SD[14];- b3 e& m8 k4 R
6'd14 : SDO=SD[13];
' z9 }/ i' | E _* y 6'd15 : SDO=SD[12];
! X: f e9 S) ~4 W 6'd16 : SDO=SD[11];- B! b$ _, w8 Y7 t1 v; o* i
6'd17 : SDO=SD[10];
6 w9 Z2 m4 C- l5 u; F 6'd18 : SDO=SD[9];( U3 r1 u' U9 m* b8 z9 U
6'd19 : SDO=SD[8];
% q0 D! E- r- D9 M9 `" Z; `7 S 6'd20 : SDO=1'b1;
% H* Q0 C. t% Y" y1 U0 ]% w8 _+ w5 U! s5 b7 h# w
4 q% \; a% }/ x# m4 ]! w" M4 H# I6 p
6'd21 : begin SDO=SD[7]; ACK2=I2C_SDAT; end- @* Q" d& L# E3 X% x3 t
6'd22 : SDO=SD[6];
: f2 ]' G# `2 ]9 G 6'd23 : SDO=SD[5];3 c. B2 x! t5 ~3 X |
6'd24 : SDO=SD[4];
" o# q8 ~0 k- {. Q/ e* ~( A 6'd25 : SDO=SD[3];9 V/ @9 l% |/ {
6'd26 : SDO=SD[2];. r2 n7 S- r! Y" q4 s
6'd27 : SDO=SD[1];5 o, o3 V' e4 J
6'd28 : SDO=SD[0]; - L- c' u0 w- [& N4 N: q( A
6'd29 : SDO=1'b1;
+ l9 O3 a _8 q& [8 M
$ Q( h6 B. w! X ' A9 R+ B/ @% b+ _
3 w9 i8 z" X$ M% c. C0 [
6'd30 : begin SDO=1'b0; SCLK=1'b0; ACK3=I2C_SDAT; end
# a! G1 g1 ]/ D4 h" O8 k8 e 6'd31 : SCLK=1'b1;
6 K# }! n& V) }0 x# y( T8 m1 @ 6'd32 : begin SDO=1'b1; END=1; end 8 ~& s; L9 I# X6 @. m; U, S! ^. v
4 ^7 p; l' v6 A7 N; S' z; W. l+ }
endcase! }1 m: u& v4 [" D+ h! H
end
8 i' T% Z% u# d5 C2 h! h- V6 w# |& e g. y/ f' _2 }
1 U1 p1 C! _! Y q
5 F2 v8 I- q$ U! m& eendmodule
- y) u( y( i' s d. N完..............................................................0 Y) C& W0 ~! M( }
`% |- d# ]7 K& \/ V P8 [程式3-->keytr
1 F3 ]$ F2 m$ K8 K: T I`define OUT_BIT 9
) z8 M7 x' N( b9 w; J/ A, a
( [, W U2 N+ @; Tmodule keytr (6 x' T) Q: B* O
key,# F" ~! L5 ^0 W1 w; j0 s% d* V
ON,
7 i( q; K8 l5 p# t- v8 F clock,
) t; v" }0 R7 F! O( S) ^. s KEYON,
$ D6 d3 ]7 k4 q% N4 c4 l9 D counter$ l7 R* U; m+ e: Q i2 Z, s
0 x. p5 W# B8 k$ p) h
);& C' i' ]# \2 b* l! c5 _& D& o3 x
input key;
6 D% z8 G; T; @0 S: c' ooutput ON;
& u7 b) [, t. ^' n# }1 aoutput KEYON;* ^' \) }$ q6 ?9 z
input clock;
( a/ w& B% t* R( D; N, ^output [9:0]counter;9 `' d2 I0 `; C) Z, M9 Z' n u
" H3 k; ]/ {4 v S, T( d k( B7 B. v- _# J9 K
reg [9:0]counter;# H! u, m: Q. V V1 M: \% y0 \
, k% v J4 Q }' k0 k1 E9 Areg KEYON;, T$ { D# D/ ^0 o3 t
wire ON=((counter[`OUT_BIT]==1) && (key==0))?0:1;
) b; b! O: t& F# i! j" y8 J* y1 X' ?0 E0 G$ x6 |9 e
always @(negedge ON or posedge clock) begin0 C. N+ a- R6 {1 {7 ^/ m* j
if (!ON)
; h2 h8 l/ C* f0 `& M4 S- y* m; Q counter=0;
) e' |1 ~% Z. u! { else if (counter[`OUT_BIT]==0)" ]4 U% O' e# M# i7 a( I p
counter=counter+1; 1 }) Z% t- d& b g$ X4 X$ g
end5 R7 @; M( z* I( \& J
0 Z. ?2 X* W6 d6 J1 h, s/ `3 X* ^always @(posedge clock) begin7 f7 ~1 G/ Z8 u2 S3 \
if ((counter>=1) && (counter <5))
/ J/ `% _: {6 Y" Q: M( |0 d KEYON=0;( G* c, }* P6 X9 Z6 l; l: W
else 7 }2 ]6 \6 t/ G7 z1 o
KEYON=1;& `& u: D/ T% @2 A/ c% Q' h
end# M/ K9 Y" L3 s# F1 u4 ]2 B1 E
& g7 g+ a. g) ^" K/ E
! Z" E; o3 B. \# l$ e9 pendmodule
& ~) j8 B" a1 P! { [+ K
0 Z8 e& b2 o- [6 p I9 X7 e7 J+ ]( T完......................................................................( H: A- S K" W3 E4 o" D
0 Q4 l/ ^: d* o& d2 t5 P" v
圖表7 |" L3 z& E. {6 G
http://www.photo-host.org/v/free-games/53376401.jpg- t- I. _' ~3 ]& b& t
我三個程式都可以了,但是如何把這圖表的外圍的程式寫出來
& ~2 f0 j- u1 w9 I& T' D請幫幫忙!!謝謝5 k* @: O* g* p, x
+ d H4 W x, y% q3 h! M7 Q[ 本帖最後由 成介 於 2007-11-26 07:44 PM 編輯 ] |