程式1-->CLOCK_500
/ [4 r/ g) J- k2 h`define rom_size 6'd85 {8 X! r' a. j$ s
! v# G" i8 C W3 S ~/ E
module CLOCK_500 (, a9 ~; c( v# h3 R- L% V
CLOCK,
8 Q; J* g; l7 m7 O; L8 q CLOCK_500," L. Q* Z$ i6 l2 q. v) Y
DATA,
+ J; T$ C9 T/ K7 I1 R6 Y: _ END,
# ~" y/ j. c, n5 ] D% _ RESET,1 c# j! c$ d2 B3 d0 o) B+ w1 q
GO,
& v" a s, \8 N0 X CLOCK_2
2 G7 c' s' w9 \. D);
: h7 ~! v h1 _" p% G input CLOCK;1 c; }, P+ \3 V1 M
input END;
. ?! R7 M5 @& x8 @4 z4 l, Y1 V input RESET;
5 ]* g3 m7 V ?1 F$ Z! A output CLOCK_500;$ P; k, o# E2 ?$ [" I
output [23:0]DATA;1 W. f w+ G4 \/ y3 K+ u
output GO;# F+ `5 n6 U8 ~/ t
output CLOCK_2;: P5 n" B0 O. }
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reg [10:0]COUNTER_500;6 K; o3 _; e N; n
9 V: e) f& Q0 X7 x8 zwire CLOCK_500=COUNTER_500[9];
4 g/ n) {( t7 @/ t ~wire CLOCK_2=COUNTER_500[1];3 e$ J7 B, V" e+ B O" k& z4 P
1 g/ k- e; y% S; \1 \reg [15:0]ROM[`rom_size:0];4 l, K0 }0 R0 k L/ g/ v- m
reg [15:0]DATA_A;
' Q) C7 S& M. _" [reg [5:0]address;
/ \) e1 c v* ^ J) K# F; ]wire [23:0]DATA={8'h34,DATA_A};1 b/ Z6 R6 H2 n
3 R* v6 Y# W6 O8 @4 qwire GO =((address <= `rom_size) && (END==1))? COUNTER_500[10]:1;
4 O4 E: I' u+ V; m& b. @always @(negedge RESET or posedge END) begin4 t- n5 e# x. L
if (!RESET) address=0;
/ g3 |0 P \+ i' z2 ? else
, |: K: }$ k& N* O5 d# J; e if (address <= `rom_size) address=address+1;6 U o. ]" |' _. B* h5 @
end
* i& G* M% L" b1 X
- H- b2 P* [* A5 X/ e* H4 B) g: Jreg [7:0]vol;
& y3 Z6 M7 O+ R
4 q$ Q" H8 {, V falways @(posedge RESET) begin
- G$ q* ~5 Y7 i vol=vol-1;end2 O* J7 g9 v" g$ R1 U s2 Z0 p. J
4 t' V+ g* Y; d& D, o
/ q* \0 `7 j2 c, D6 u, j$ c% r' talways @(posedge END) begin
% M( |4 a, v8 L# r' q- V: z// ROM[0]= 16'h1e00;
% u# F# s) t% s) @9 L I ROM[0]= 16'h0c00;
6 n2 l7 @) Q ? t ROM[1]= 16'h0ec2;
" [+ A8 y2 t0 h ROM[2]= 16'h0838; ) b3 J4 {( m# O
1 u: l8 V/ X1 c& P
ROM[3]= 16'h1000; " B- B; Y w4 l1 i6 N+ ^
( w6 c `$ ~' ~6 r. C+ H* o! Z) u, h ROM[4]= 16'h0017; 5 S4 J# P$ c, e: L% S& p4 j( c
ROM[5]= 16'h0217; 4 b3 v* R2 ?" ]+ o; y
ROM[6]= {8'h04,1'b0,vol[6:0]};
) t: s3 q u& Z* _, ^ ROM[7]= {8'h06,1'b0,vol[6:0]}; , f: x4 b. B6 `& v" w: V5 E
7 W! t7 L7 |- t/ m; ~( J& a //ROM[4]= 16'h1e00; : D% n2 u# `+ `8 @) T6 \
ROM[`rom_size]= 16'h1201;
7 J# U W% D- ~- i DATA_A=ROM[address];3 x c7 H& ]. n; ~" Z5 N4 X$ j8 m" O
end
3 R" c" D- |$ n2 Q' `4 V8 Z8 }4 @- b
always @(posedge CLOCK ) begin
- w; Y; T2 V. @9 ?- i u* q1 j COUNTER_500=COUNTER_500+1;* U7 }5 D" P8 ^8 m
end# ?. E: l U4 v3 l6 m9 q
& _3 S/ x/ F! c2 L* W! W
endmodule
9 \4 B' X% L5 W完.....................................................................
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程式2----->i2c
3 M) a. j/ a$ R) W+ c: K) ^' I# mmodule i2c (+ K6 T" y$ t( ^4 Y7 H
CLOCK,
" l1 E: H0 {: H I2C_SCLK,
^6 T4 \7 i! A# A0 P0 W I2C_SDAT,
) e6 X3 X7 N( A4 @ b I2C_DATA,
3 W& J' F w0 g$ \ GO, + [) x/ C9 R4 O6 C( j7 ]
END, ! ~4 F E% V) S6 m
W_R,
% y/ J- w) I; E* w$ c* y% L2 F ACK, ' l- G6 D R# d |' [3 U. t
RESET,
: h T' w8 ^. G/ ]8 `" v 7 f5 z& @. Z) s+ f2 Z, [: ~
SD_COUNTER,
S1 b6 D B3 M' h1 [% ?. X/ \# V SDO
8 A% {0 e1 h- M" ?7 z( h8 ]);# W. Q5 q y6 Z% ^# T) U3 G. F
input CLOCK;
& A: D" J. w" n+ D. j8 x7 c; z input [23:0]I2C_DATA;
0 @3 T! G7 j J" W$ O8 l3 Y0 F input GO;
2 i; `8 A; P8 a5 W( A1 H! z input RESET;
! H/ M' M4 J8 t5 @, m input W_R;
" D3 b/ x3 [' L0 I( X6 N7 V( f inout I2C_SDAT;
. p. y2 [$ g; N5 h7 k output I2C_SCLK;
- g5 i# I& u" Z- C. _4 @9 b output END; ; t: _' A; O- l" k
output ACK;% I& p ?5 \$ X
, h# I( f+ D9 R8 r; S3 `
4 U( H5 a; \; ]; P$ x7 u output [5:0] SD_COUNTER;0 D; U8 l: n0 }' v0 r l+ U$ m! n1 m" L
output SDO;
# p! o0 s) t& z/ M3 l2 k j/ W' R! Z% v
4 D1 Q1 V% Y& }; J3 h6 R* n8 A" h5 u
reg SDO;
. q* { h1 u: w7 W) Sreg SCLK;
3 ~0 o$ P, r! p( V: h5 c( qreg END;; N$ i3 J' o% B3 m3 P1 c
reg [23:0]SD;( ?* Q# ^0 w: w$ S2 Y
reg [5:0]SD_COUNTER;
G; ^2 W: _3 T0 ? B! b
6 J$ ?/ s' i3 T$ [6 Awire I2C_SCLK=SCLK | ( ((SD_COUNTER >= 4) & (SD_COUNTER <=30))? ~CLOCK :0 );
' g7 `, D$ g: z8 Nwire I2C_SDAT=SDO?1'bz:0 ;6 |/ o$ Z- B3 \: B: u) V: [
8 L7 k5 ~1 r7 ]/ S7 u" G2 w1 w
reg ACK1,ACK2,ACK3; U5 Z! T2 ]$ l
wire ACK=ACK1 | ACK2 |ACK3;* m8 C3 m. {' Z: m
0 K4 F+ c. {* _5 `8 s$ H3 J6 o
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always @(negedge RESET or posedge CLOCK ) begin
' L2 U7 }# ^8 o5 ?if (!RESET) SD_COUNTER=6'b111111;
2 @+ L! c1 J* c) o/ r4 Belse begin
; A& b" e3 Y6 M$ L, q3 Qif (GO==0) # H5 {0 v4 ?& c, y X. l: a2 n+ ?
SD_COUNTER=0;
2 F4 I. j: l6 q/ Y3 |1 C6 C5 { else
; H) p6 i3 i$ N3 m3 V; } if (SD_COUNTER < 6'b111111) SD_COUNTER=SD_COUNTER+1;
7 g1 k; U& v- L# hend
1 X8 I; e, V2 W+ z+ g6 [" hend3 J. K! J; t; G1 Z! L
//----9 h5 k- n c9 z% s, q" @! y, l
7 W( C \7 [- m9 C# Y) n- S% Malways @(negedge RESET or posedge CLOCK ) begin
( x8 G7 X: \; O( b4 Sif (!RESET) begin SCLK=1;SDO=1; ACK1=0;ACK2=0;ACK3=0; END=1; end
2 G9 r V% q, H* z6 P2 ]else
. ^2 O9 P8 u* h4 f* S) o, Xcase (SD_COUNTER)
4 c7 v- c3 y" I0 B# h6 A 6'd0 : begin ACK1=0 ;ACK2=0 ;ACK3=0 ; END=0; SDO=1; SCLK=1;end- O$ n% o" c0 D& V% K. M0 r) ?
" S! j) b9 L. z! B" y3 t 6'd1 : begin SD=I2C_DATA;SDO=0;end
+ b4 e2 H' }8 F 6'd2 : SCLK=0;1 ^1 \; L4 \9 R, @* G9 l& Q
{ w1 ~- I! p" Y' A7 e
6'd3 : SDO=SD[23];
6 W' L4 H5 x9 I u( `1 i( X 6'd4 : SDO=SD[22];
" ~8 v- d- Q+ p 6'd5 : SDO=SD[21];' c: K B+ v! H v* ^
6'd6 : SDO=SD[20];
7 r: H ]' D/ Z9 r 6'd7 : SDO=SD[19];: t. Q7 m% E& q7 ]: O. t/ m5 y
6'd8 : SDO=SD[18];! m( w& m8 W U7 r" ?
6'd9 : SDO=SD[17];
4 o" {: O" \5 q9 y Y4 ^+ M 6'd10 : SDO=SD[16]; ! ?# g" T9 y7 n% U8 u
6'd11 : SDO=1'b1;
`7 g8 h; Z1 Y& E* s5 |9 @
. i7 G; C/ J# ]9 @8 \
, `5 ]9 @0 Y( g \2 w* m+ \ 6'd12 : begin SDO=SD[15]; ACK1=I2C_SDAT; end
! O! V/ u' H, i0 n" p( Y) e 6'd13 : SDO=SD[14];
{7 I6 x2 }0 M3 N' ]; D8 i 6'd14 : SDO=SD[13];
: [( i, @5 i7 [# x0 Y 6'd15 : SDO=SD[12];) Q& e+ K/ f8 w+ ], S' m* y
6'd16 : SDO=SD[11];
: A4 a/ \ K* y4 W9 w- C3 L' x- S 6'd17 : SDO=SD[10];
3 {. [- y2 Z$ H, i8 T: T 6'd18 : SDO=SD[9];
$ | j8 o# Z# y& M 6'd19 : SDO=SD[8];
" U: M6 V3 S3 {$ e# g1 V: H% q5 U 6'd20 : SDO=1'b1;
! V% i6 K9 y2 t1 h. C. [7 _5 N, R# R* P! y( \ O
( m9 ~% F4 G7 u# G( `
6'd21 : begin SDO=SD[7]; ACK2=I2C_SDAT; end9 J: l' ^1 [3 B- C+ p
6'd22 : SDO=SD[6];
6 Y" W; r, w$ F7 U& M' {3 J4 m& H- s 6'd23 : SDO=SD[5];
* g* `; b) j3 Z: T7 g 6'd24 : SDO=SD[4];
! p4 h3 j$ x$ \, k3 @ 6'd25 : SDO=SD[3];
& u6 u: u, R2 C7 [! D* v( s5 d 6'd26 : SDO=SD[2];- i6 b* j& C# Y$ N3 j4 _- @% b! ~. S4 _
6'd27 : SDO=SD[1];' V9 b5 [# S7 M: q/ ~) `1 v
6'd28 : SDO=SD[0]; " ~! X5 u. |% z( {9 m6 H
6'd29 : SDO=1'b1;
' P6 m0 }0 l2 y, r
3 S1 b, }6 l& e3 [; j, H 1 L% F' g+ W, |+ H/ M$ X: ]3 u
2 u1 y: v) ^ x2 b( H7 I; @
6'd30 : begin SDO=1'b0; SCLK=1'b0; ACK3=I2C_SDAT; end # {, W0 s9 W- f% r! l2 [1 B N
6'd31 : SCLK=1'b1;
4 y' w+ _. F2 E# G 6'd32 : begin SDO=1'b1; END=1; end
9 i$ q( h: E- f4 y9 m
! Q' u4 I, b: M) t1 q7 M% r; oendcase
& y6 e& T: r4 @end
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\" Z- a$ k% n2 U( {& @' d3 o
2 o8 r, f8 Z' a2 _! t* Gendmodule
% p4 \# w7 l9 e( Q完..............................................................7 f) O2 z; r) t8 m1 Q( @
' ~7 v8 Z0 S `$ s8 e: W
程式3-->keytr7 A4 b$ W" F2 e$ I+ J
`define OUT_BIT 94 s6 G9 c! x y5 i+ @5 R
, b9 E8 _4 g# b
module keytr (+ h4 _$ d- F* E, A1 I2 Q
key,7 z, T" G- p6 h' j3 C" r9 U7 ^
ON,
# V! `$ ^2 v+ b, r4 f9 T1 s clock,
" H7 x% h% `* \& X KEYON,( f+ G1 e( c+ J9 r! f+ t) t- X
counter1 A# t# t. @/ v" z: W
" h2 T- ^# s& @, E3 N, c
);
% z, u2 X, R* [! v, R% ? P+ F0 Ainput key;( k/ r" Q+ Z/ ^0 Z
output ON;
5 A8 m( R/ E- U, D- G5 E4 Ooutput KEYON;
5 Q* [/ X2 Y* L/ i7 t6 binput clock;
5 g7 q2 p1 O7 s1 ]7 } ?output [9:0]counter;( l0 o: G# ?; s8 @8 r5 H+ `" w! L6 m
2 {" {. C7 `" [* G
* x0 x1 C; F- f7 j7 W/ N- N8 creg [9:0]counter;
5 c! L( }& s$ N; {5 A' V) C
- z, p0 ^# x& vreg KEYON;
0 ^+ i4 l! t9 T' nwire ON=((counter[`OUT_BIT]==1) && (key==0))?0:1; 8 O" P1 k, b8 C: w2 ?+ [, \& N, S
7 K1 W( O; X7 K
always @(negedge ON or posedge clock) begin
0 S* f# {# _8 p6 Nif (!ON)
. V; b: _' S" g: E counter=0;
2 v6 D' G O+ T" u- Q G3 [7 [ else if (counter[`OUT_BIT]==0): \% r$ x6 t) m' T' h% o
counter=counter+1;
: h% R. m$ T5 f, f9 Aend8 l: _4 u, y" C5 b4 O
; n7 y X- K/ x3 r2 F$ C
always @(posedge clock) begin
( z* r5 d! ~6 U/ _# R# p% e0 H vif ((counter>=1) && (counter <5))
& v9 \- j0 a ]4 h KEYON=0;
8 o' l$ v7 L( ~7 [$ b; F& K else
+ I% W- S# N$ D8 c' c KEYON=1;* o0 Z& n8 T- N' @7 i
end+ d5 m) Z2 {- J3 h
4 d5 \8 A" C* G2 C
# e1 n4 I& u9 `6 K- I
endmodule : n( N- B/ w5 m& K8 n
: L8 W- Z+ e/ ~9 h [! D
完......................................................................
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圖表$ Z3 L: E4 ~, f$ v" G* H
http://www.photo-host.org/v/free-games/53376401.jpg
3 G) s# K7 e& s3 m6 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 : {) \& f, R' N5 i! Z$ v, z+ i
請幫幫忙!!謝謝0 _* P9 n* e6 P" h
5 C* ]& X; D9 L/ @, X[ 本帖最後由 成介 於 2007-11-26 07:44 PM 編輯 ] |