程式1-->CLOCK_5004 N) D* @6 W: j+ d6 }5 K
`define rom_size 6'd8& } z# b8 v. F* S
8 D/ U. V G" Y) V2 P! }; X$ x
module CLOCK_500 (5 P9 |( S) Q, g- H x- w. X( z+ M
CLOCK,9 F) a/ [! ?4 A: ~6 {
CLOCK_500,
. X0 D+ |( T( Y1 I- b4 @ DATA,7 J# x- w( n' ?# U+ O% o
END,
, j( T# Q1 e- j9 y) a RESET,
5 ], e2 k- M0 n2 M, M GO,
* G. B6 o( O* T6 v8 a CLOCK_2( b! Y+ M+ V. @6 h& e" |, o
);2 ~0 H: E4 j6 q* ]
input CLOCK;
7 _8 ?. C! L. n' F$ x" Q M5 i input END;+ g9 a7 J1 G! u, M( [
input RESET;
) C# T9 y* O" e; V! z* X+ b output CLOCK_500;
( n" W/ h2 s! K$ z& e" e: W' j output [23:0]DATA;
; q$ c4 a0 X3 Y- ~$ _) j output GO;
" ?! |: b6 J3 P( e/ c output CLOCK_2;9 @/ i1 ~8 W# C/ K" L0 w
7 u) F. v4 x) |" n7 b
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reg [10:0]COUNTER_500;$ _) ]& z! e( W. n
3 Y1 h! |5 W3 V/ |5 V
wire CLOCK_500=COUNTER_500[9];
: [. w( @% B) {* Wwire CLOCK_2=COUNTER_500[1];8 h. m* u/ e- q( U
* x1 w+ X' m) K( e5 s. v$ Ereg [15:0]ROM[`rom_size:0];
( N$ `& @& V! ]+ K1 jreg [15:0]DATA_A;
! @0 m w+ I2 Q. h8 Sreg [5:0]address;, Z% C; _0 p+ K4 t/ s
wire [23:0]DATA={8'h34,DATA_A};3 _6 }1 g9 o, y0 r
# u9 w+ _: E$ Z7 D4 i& |$ ?1 @wire GO =((address <= `rom_size) && (END==1))? COUNTER_500[10]:1;
; o6 }5 {" L& ?) T' ~% Walways @(negedge RESET or posedge END) begin* a. Z7 U; c1 ?2 V/ G$ o' A
if (!RESET) address=0;
+ [; h4 ?2 Y5 z7 e0 S2 a! g4 U else ! k5 Y3 ^ U C2 O# a) K5 M u! f2 L
if (address <= `rom_size) address=address+1;
" M$ @4 c7 |8 C8 v* V# fend- O, A7 B6 \9 W9 N0 I# _
3 n$ N' D$ g0 ?/ L
reg [7:0]vol;
2 u7 b; q" g) Q3 L: t7 w Z# T
: e* D T1 Y K- i. q7 talways @(posedge RESET) begin
1 k! Y8 l" Q/ m) X5 x/ m vol=vol-1;end
C3 w% J' T- K, B4 H6 R) `
% f" O' y; U3 h6 ~* K9 e. B; N
3 q& n% H: v: C Z8 G5 Ialways @(posedge END) begin: p4 K) G% J3 ?, _
// ROM[0]= 16'h1e00;
& v# x* }5 s) C. n. | ROM[0]= 16'h0c00;
3 w# c$ {+ F/ L) [7 t0 r% I ROM[1]= 16'h0ec2;
; i# ^ U" A( {4 d' h9 [ ROM[2]= 16'h0838;
9 T! H+ P# I# X# h
: x: D( C: P8 J2 X. U ROM[3]= 16'h1000;
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ROM[4]= 16'h0017; % [: h& Z3 X- y U: c) c
ROM[5]= 16'h0217; : f' s, a2 B: }- z& M: h L! ]
ROM[6]= {8'h04,1'b0,vol[6:0]}; 1 f# n9 @; @3 R3 h- }9 m
ROM[7]= {8'h06,1'b0,vol[6:0]}; 1 i; @/ T7 ]9 F; |& |4 y; C9 ~( D
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//ROM[4]= 16'h1e00; - G$ D: u3 x" z( A9 S7 K
ROM[`rom_size]= 16'h1201;
# @: n7 ?$ m4 A6 v DATA_A=ROM[address];* U* p, b1 |+ s
end# ^5 I N* f$ q' R
+ M$ Z5 ~! h! h2 K" l' m; X
always @(posedge CLOCK ) begin
0 K% l. E+ x0 y0 y% c COUNTER_500=COUNTER_500+1;
) c* J! {' m z& C1 O5 xend# \: w- S7 L" D; W. q* [/ k" [# Z
% k) c' Y6 F) nendmodule
) _; h0 h8 X! p: H- z完.....................................................................& Q1 Y- B! x4 {' W& Y0 f8 Q
" p: w* B5 u: E: I* @+ M程式2----->i2c. [* o$ d3 ?- d3 ^$ l2 ]5 T
module i2c ( x, j) ]+ U: R P5 Q' J/ R- U
CLOCK,
9 W) g L4 y* N, Q! O, | I2C_SCLK,8 T4 i! ?+ N, y) x6 ?0 N' ~
I2C_SDAT,# E, ]$ w9 `2 Q8 w' G$ I
I2C_DATA,/ s, o3 E$ p. U
GO, 8 {8 a4 Q# I" F3 w( _8 ]' [
END, 4 @ W- B; w3 j6 X5 F2 m, n
W_R,
8 |1 f% x/ L) W! V1 a/ @ ACK, 1 O# a- U) i3 y6 h. A3 C& j
RESET,
/ m$ d- j1 X4 g$ R4 T8 q: k( W" | ! ~4 y H9 ]% k+ b/ D" {( X7 ~
SD_COUNTER,
; l! D0 p, G" N. n5 ~. R SDO& x, j' P9 L$ h- D
);
3 Y6 e! v7 Q, G$ Y* [ input CLOCK;
( N+ S( [, Q3 ~. F input [23:0]I2C_DATA;
: p. h. s& |/ d$ R7 u& c4 D input GO;
" k/ _" i8 |, n( ~/ o: W input RESET;
3 a' s+ D" z7 Q( \. i& Z6 ~ input W_R;
5 i# d: E3 C) U7 D( s inout I2C_SDAT; # T1 e$ U# n2 h! Y
output I2C_SCLK;* G" z, y' o' Z; e; }
output END; 4 F; V2 p6 C1 J6 D
output ACK;" N4 i! K/ A9 }5 @& w6 e5 G
1 S5 `* S- b8 f4 I5 H I( G
" |( b2 n& D: G; d7 w output [5:0] SD_COUNTER;# G2 J$ F# u$ s( \
output SDO;
! C. w+ d9 f4 f# _$ w! Y- b' c: i0 H, h( |
0 x% D0 I; I! L& u( P- [reg SDO;
" T0 u. Y# ?' S0 Rreg SCLK;
8 ]/ H' Y, A5 [; n# r6 ]5 Mreg END;
: |- G' }6 x& _) {& s( } g1 ]reg [23:0]SD;
; A* f* q7 h2 ~$ j' y# c* nreg [5:0]SD_COUNTER;
( m9 `8 v5 k, {! ~9 C
( V- a c) L" T8 i, i, D8 swire I2C_SCLK=SCLK | ( ((SD_COUNTER >= 4) & (SD_COUNTER <=30))? ~CLOCK :0 );1 I3 N' `5 e) l1 h8 O
wire I2C_SDAT=SDO?1'bz:0 ;/ r- w; k6 u/ Q" y! \" c8 c
8 Z: M( k L2 s; l- E! Vreg ACK1,ACK2,ACK3;% e \* `) |7 k* k5 M6 G; V: t
wire ACK=ACK1 | ACK2 |ACK3;
# L4 Y4 A9 e9 [; f% M- o# J$ ?! ?- O# w2 l- U6 q" x
- O! a4 t1 O I0 @) h9 m( t
always @(negedge RESET or posedge CLOCK ) begin( v4 K5 L$ l# X, |
if (!RESET) SD_COUNTER=6'b111111;( v; }' B0 ^. V9 G% b
else begin, }% D2 F ]+ u" z; g& D; Q; [. P1 Q
if (GO==0)
7 c' y4 g+ I( x& @. [/ B3 } SD_COUNTER=0;% h5 q: j2 Y6 G; W: C T6 k' d( G
else . ~0 B5 b# k! Y! F0 r1 b
if (SD_COUNTER < 6'b111111) SD_COUNTER=SD_COUNTER+1;
. x$ v. f; n7 m% P3 D: F Eend
& L4 m; P, ]8 ^. Jend
" S: ]9 x" t$ J- `//----' H0 @4 H% X/ H- z& Q l
, Y+ c2 z' A# f2 h4 D4 G! Walways @(negedge RESET or posedge CLOCK ) begin
! n1 z8 F$ |# Sif (!RESET) begin SCLK=1;SDO=1; ACK1=0;ACK2=0;ACK3=0; END=1; end- i5 h' u A0 Y$ S2 C
else* T9 v; F& s2 u( P
case (SD_COUNTER)% E" ]( ]: _, p6 N7 w" c, W
6'd0 : begin ACK1=0 ;ACK2=0 ;ACK3=0 ; END=0; SDO=1; SCLK=1;end
; S" @$ {& I+ ^0 k+ Z' N" x& i2 y% Y
6'd1 : begin SD=I2C_DATA;SDO=0;end
6 b% F" y) D& o/ y# o! [ 6'd2 : SCLK=0;
7 ^( T8 x$ T @& Q; A/ g - e" [- c! ~6 N4 q A- Z
6'd3 : SDO=SD[23];" |. C2 z. n3 @# n6 u$ g) P: M) |
6'd4 : SDO=SD[22];
& c4 e* }3 t9 j3 p, m3 i3 D5 P/ [7 b 6'd5 : SDO=SD[21];
/ g( t' [ L. Q, ~" Q# `' N0 B- v8 ~ 6'd6 : SDO=SD[20];
3 l1 j" I) K7 P& L 6'd7 : SDO=SD[19];3 P$ k7 k" W7 s+ U* j
6'd8 : SDO=SD[18];3 u7 o8 j7 K$ K1 d
6'd9 : SDO=SD[17];
' Q2 e- n" d) n. j. N 6'd10 : SDO=SD[16]; 8 n0 [, P; p$ m. q4 k" V
6'd11 : SDO=1'b1;
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- I* a1 e; `. E% x
6'd12 : begin SDO=SD[15]; ACK1=I2C_SDAT; end
( a: p7 L5 s! D 6'd13 : SDO=SD[14];' ^- x7 R n/ j7 p/ V
6'd14 : SDO=SD[13];
}9 l$ }. t- Q/ Z4 T 6'd15 : SDO=SD[12];2 M j! G% O x
6'd16 : SDO=SD[11];/ A% q! Z: E. V L+ h
6'd17 : SDO=SD[10];1 h' r8 u# x n3 \0 W5 |. D2 E% Z
6'd18 : SDO=SD[9];
, y( y% c3 c+ i0 N5 m% L 6'd19 : SDO=SD[8]; 3 v9 z6 H; F$ O& \
6'd20 : SDO=1'b1;5 O% d/ a$ R' P' O& f
; v- [; S7 i3 C% ^* M
8 G+ E% |0 I3 u. K5 O 6'd21 : begin SDO=SD[7]; ACK2=I2C_SDAT; end
1 l; T$ E) q6 K3 F 6'd22 : SDO=SD[6];
: d: r0 b6 k$ B$ i \7 | 6'd23 : SDO=SD[5];
, ]# J! M1 Q3 R 6'd24 : SDO=SD[4];
# j8 \/ g" Y r& C, @1 y8 K9 Q 6'd25 : SDO=SD[3];. b1 `. |% w9 t
6'd26 : SDO=SD[2];
$ H4 s! c- F1 w9 H% } 6'd27 : SDO=SD[1];+ ]: [4 X/ p4 F3 x( {0 ?) ?# m7 B3 u
6'd28 : SDO=SD[0]; # R+ e3 t/ A9 M6 l" F4 z
6'd29 : SDO=1'b1;# J8 S: |6 p1 Y1 l9 q
8 c5 l9 X, M1 o6 a5 q7 B6 U 8 d+ ]# g( L4 c' o! Z0 Q
( I4 S2 `3 ^$ Z& q- M, M( d; p I
6'd30 : begin SDO=1'b0; SCLK=1'b0; ACK3=I2C_SDAT; end . f8 e" Y7 M" k2 W& k$ n, Z' ]. ?
6'd31 : SCLK=1'b1; . r# p! M& g- h" S' Q: x# f
6'd32 : begin SDO=1'b1; END=1; end
8 U& r& t" Y J( q0 `9 V' t
. J# C9 r8 W) p; bendcase
9 N0 q$ ?4 C$ G9 \/ x, }4 @% Vend2 `1 y# U [1 e! z) b& @
0 `# L+ N# _/ q; M$ r6 d4 w7 x7 [' `1 y3 L8 w
2 X+ w8 R- ]: l& l- ~
endmodule
4 r" T8 m' \/ k6 {6 H, N完..............................................................0 ^! G8 j) g# U$ t6 ]8 K; h
' Y9 |" x( W9 c& e7 l4 S程式3-->keytr
4 S8 D- s$ i' N8 {$ p1 } d`define OUT_BIT 9
4 b) a3 t3 `; \2 l3 I* X9 A' Y4 s Q G/ g% U3 c
module keytr (% B) m0 }6 z+ |1 K# V) K" A$ P* p
key,
( ~$ {7 M3 `) A ON,
, G: b8 R; {# q; b clock,
m5 B0 l7 O. p/ f* h$ N KEYON,, o$ }/ ^( B" r5 j0 o
counter
9 t; C, |' w( v, y7 U
, X" Q% u& B% f3 u. w );0 p, J9 f. o/ h6 i2 G6 d7 t
input key;
7 p4 e/ y6 c$ Q. G+ G, routput ON;
/ k1 R# q; ]7 R) c0 Moutput KEYON;0 l4 |- v& r$ T9 t
input clock;9 ]6 B5 e& ]7 t4 O
output [9:0]counter;& h7 v7 `# e2 B9 ~
8 k2 u# P. h! J# m+ W) h9 ^9 ?$ A9 F; g
# ]" V f- d7 O0 Q# d
reg [9:0]counter;
0 v2 }$ ~' b) C" O; v; r# C/ p6 i1 d$ `$ ^4 f( ?' y
reg KEYON;5 S" @9 `! u- X9 Z. \5 w
wire ON=((counter[`OUT_BIT]==1) && (key==0))?0:1;
/ t& o6 [% s/ P) G& j% ~7 Z* i4 h7 ~$ g6 |
always @(negedge ON or posedge clock) begin
8 K7 ^4 \$ ]6 P1 K# {( i+ xif (!ON)
8 w$ L. l' u- n& A# y counter=0; + S- \8 g) `* {2 J( F6 o) l. a% {
else if (counter[`OUT_BIT]==0)0 x' }' D/ p! O3 H
counter=counter+1;
; o3 J- M! e& |6 Q8 aend o' w0 ^0 ^+ x
: Y5 e1 x; i7 g, D0 \/ x# Galways @(posedge clock) begin
) T/ X4 \6 b+ a5 w; n+ J- jif ((counter>=1) && (counter <5))1 c& }, d* L1 ~0 z/ J& x! @" P4 O
KEYON=0;
0 K% ]& [/ t& @2 N- B else 9 i6 ~! ]: q8 }+ J% P
KEYON=1;
8 q1 j8 A, h, E8 X8 \8 O; r: O) Hend
4 U2 l' Z' \* p " U7 t% }8 L6 e. v4 x$ U" M$ P. |1 B
9 {0 s2 j/ A1 | m; {. j! vendmodule
$ }# V7 c$ M+ V+ b3 d- A5 Z, ^+ t% i* B# I9 |- ]+ s4 v9 R* j# C
完......................................................................) Z) o) j- h7 t8 k: S
1 B$ @1 a% B6 K) Y' p3 p7 v. i圖表/ Q/ c a; O7 |) N' N0 I
http://www.photo-host.org/v/free-games/53376401.jpg4 @' s2 T# o3 r* r" P
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 + L- Q) S: i7 m5 H
請幫幫忙!!謝謝
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[ 本帖最後由 成介 於 2007-11-26 07:44 PM 編輯 ] |