程式1-->CLOCK_500
9 F9 Z' M" W' A+ U# w`define rom_size 6'd8
0 N* H9 L" F3 }. D* X9 A0 e3 p4 N$ p: A+ P
module CLOCK_500 (
2 Y: b, S$ l& t& k CLOCK,( u! Y$ g2 L9 t$ y$ V, B
CLOCK_500,
7 u: a( P& f* V( k DATA,
* R, `& d: q! x2 A END,) n- h/ A" `+ _ Z
RESET,& t$ e# g# m `3 m" o+ v6 y
GO,
9 w; j+ Q+ D: R* c; D9 g: A CLOCK_25 C0 ^) R! G- d0 L2 Q+ `3 B
);1 X1 O' b) S+ x, n/ F1 W
input CLOCK;
/ ^, C( X$ T. s/ R. O input END;
# N" ]: j' v3 i5 t6 _+ ~6 t input RESET;6 p$ R% d0 @3 [. ~5 r0 f1 n
output CLOCK_500;
- r q2 R1 M( y* |( Y1 [ output [23:0]DATA;
! ?6 ]& B6 u5 a, u output GO;, K# V) L% y4 Q& }( H4 q( R$ t" D
output CLOCK_2;' i8 h8 a; s I6 [: E
2 T" H# @+ a! |: s5 N1 T2 q5 f
1 r/ n3 ~0 o! ~# W% h5 _* \5 U
reg [10:0]COUNTER_500;
& P0 d( i- {: o
0 n, T% K/ @5 gwire CLOCK_500=COUNTER_500[9];7 n! @& P6 V, A8 R, p
wire CLOCK_2=COUNTER_500[1];9 i# w8 w- m' S5 b. P4 w
, Q1 t* ]. j. N+ v6 z2 }reg [15:0]ROM[`rom_size:0];
2 b0 |; v1 |# H" Vreg [15:0]DATA_A;
$ l6 q) j: y5 p; Areg [5:0]address;
f) e6 a% f3 {/ ~" \; e* Lwire [23:0]DATA={8'h34,DATA_A};9 ^: R2 {) I% [$ J# m" P
! i3 w" H) l; r9 D Z% |6 b
wire GO =((address <= `rom_size) && (END==1))? COUNTER_500[10]:1; u( [) L% ?: z/ G4 o
always @(negedge RESET or posedge END) begin
% l. `) o& _; z if (!RESET) address=0;0 }! x/ B7 D9 g1 K
else 3 v$ M7 ? u+ d l5 @- d! \8 G
if (address <= `rom_size) address=address+1;
) X" `) O( i( y1 U3 x& F4 L' Send1 A: L5 J5 X) _/ e4 n( K' B
# j# N! E, L8 t7 f- g: n1 h
reg [7:0]vol;5 t4 s* k$ B. {. P
) h0 G& B7 t0 P4 Q+ E
always @(posedge RESET) begin
0 S+ r8 ^, Y. V+ T( u vol=vol-1;end
$ ?6 T* ~* d T9 d, w1 p' Z' K
% p+ d$ |+ _- D- o8 P3 I4 P9 }- r2 ^2 a# N! ~! q
always @(posedge END) begin; o6 {. {; Y! B
// ROM[0]= 16'h1e00;4 V; p- q% O4 Y, [4 V- _
ROM[0]= 16'h0c00; : X0 ]/ [; O. Y( U, s
ROM[1]= 16'h0ec2;
! S$ x; y H1 B2 E ROM[2]= 16'h0838; % A- u3 Z2 ] M% @
' D; Q8 f. S0 ?$ A7 b$ ?
ROM[3]= 16'h1000; ! q) |3 P) L: R
5 P& t9 p/ E2 ~: A. Q
ROM[4]= 16'h0017; ! o; Q, E5 a; W. _# q
ROM[5]= 16'h0217; 1 `: L4 l9 ]9 K5 ?' L g9 M+ D! z
ROM[6]= {8'h04,1'b0,vol[6:0]}; 7 N9 d# K& j: E2 t1 s0 l/ q
ROM[7]= {8'h06,1'b0,vol[6:0]};
/ I) v. S" W, a" r% u . G/ E8 S$ U4 L' `) _
//ROM[4]= 16'h1e00;
3 L8 S% o6 z+ M/ H ROM[`rom_size]= 16'h1201;! l# A, m$ ]( ?$ J5 N: U, [
DATA_A=ROM[address];: \: B2 z" A, [
end
! P) J# @0 L) R6 [* N) e
- F- e+ i; C7 i9 m/ Ralways @(posedge CLOCK ) begin E/ T8 u4 q- y) O& ?6 s {
COUNTER_500=COUNTER_500+1;9 h' R) d& P0 a& E, g8 t# g9 S
end; [* ]2 I- c1 X' F3 w6 l6 Q" W
$ ]4 d3 w9 _ L' ^7 M4 s3 h' Uendmodule! `3 { k: p; w; s
完.....................................................................( d8 E9 B$ }! {
. ~: g5 A- ~2 f- C6 ]程式2----->i2c, M6 h* i% V2 c& s( S+ n
module i2c (
; l; o5 N0 N6 u: b. m8 P' v( b1 K CLOCK,
4 y" K4 c% M+ v. h; u8 n6 }6 r7 D* G8 v I2C_SCLK,
9 j+ @! o c: _+ ^ I2C_SDAT,
0 c& h* `# l) D6 V; J/ S8 {& D I2C_DATA,
$ ^: y. S& @7 M o% k- U GO,
2 H! c1 i5 K+ a8 w8 e END, & l. q1 L' a& e" z, P
W_R,
) B4 C( f+ J1 x T* D0 { ACK,
, s0 {6 y( y7 @* C RESET, }, C/ j' [6 {5 W6 Z! ] }
8 S4 `/ L; S3 y; _) b SD_COUNTER,
5 k; t ]) P+ [3 x0 V( D SDO: n, {1 U8 p2 W x9 w1 S
);
% ]. z/ s: V# O9 h input CLOCK;
1 @! s8 V: w0 a1 @6 q$ S input [23:0]I2C_DATA;
2 V/ q# v, v+ V input GO;
' p& A) ?7 I9 M" O9 A( i input RESET;
& y9 `6 C/ X; ]7 ` input W_R;3 ?' j2 f) C& E9 L' `& P1 Y
inout I2C_SDAT; ( Y6 t- i% k% M7 R
output I2C_SCLK;
: ?+ I$ U+ P8 v! m/ _# j output END; ' T9 m5 G0 G4 l6 A/ F
output ACK;: \; p* C) M- ~- ~3 I
* k* s2 ~1 R( _# S9 J4 |. ^' I5 X2 {) h
output [5:0] SD_COUNTER;
4 t$ l2 {# L) X) L" S4 `4 D output SDO;) s; i f( i; U* H, ~1 O" d
/ {% h7 z" s% S$ Y
, [0 l6 U% x& Z1 b1 O1 s
reg SDO;: c$ t. C- W, ]' K M$ ?8 G# G
reg SCLK;) q! U H6 m; }' U/ F0 B; L0 H; s
reg END;0 A# e1 n" {1 W! \2 _1 J: v
reg [23:0]SD;
/ P6 v4 R1 s% Q, V/ O" X9 L- rreg [5:0]SD_COUNTER;5 L8 y8 M# [4 u" V3 K$ q
8 i9 N; `0 j" K0 m$ wwire I2C_SCLK=SCLK | ( ((SD_COUNTER >= 4) & (SD_COUNTER <=30))? ~CLOCK :0 );
- V" c1 o# J7 nwire I2C_SDAT=SDO?1'bz:0 ;8 U J9 z4 W4 `$ Q$ e6 C
- E4 {% L8 G7 @" W1 e5 J
reg ACK1,ACK2,ACK3;- _ X5 {( o4 A2 b# C2 N: q
wire ACK=ACK1 | ACK2 |ACK3;
4 l: A/ R( s& r5 c/ O0 Q; }; h
s8 D2 ?3 ]# |$ F8 X4 O
, C, w( q. I, U. l1 oalways @(negedge RESET or posedge CLOCK ) begin" W S$ O9 \( l/ w, h
if (!RESET) SD_COUNTER=6'b111111; n( X' I, ]- K7 F
else begin; F" e+ W+ ?0 c
if (GO==0) $ ~9 F& M( N* ^+ X' L
SD_COUNTER=0;
! G6 }/ k; {' l: U1 B' D& g. C0 G else
+ l$ R& [( ?0 ^9 a/ ]0 A" h if (SD_COUNTER < 6'b111111) SD_COUNTER=SD_COUNTER+1; ( @: t0 ~( A; U, c% s A" n A
end
`0 D# H3 M! R5 Q/ Fend/ v: R& W4 p1 c5 J* c G) C3 r
//----
6 j8 T! I( C1 y" r
6 e, G1 `, _3 q" F/ ` F$ d' V6 Halways @(negedge RESET or posedge CLOCK ) begin
; U6 `0 i' L2 [" mif (!RESET) begin SCLK=1;SDO=1; ACK1=0;ACK2=0;ACK3=0; END=1; end
8 v' Y, B" L2 j3 X3 D/ C4 ielse
7 \# `" ~) ]% b3 M4 ?/ Tcase (SD_COUNTER)) z! ]; V4 K4 x4 z
6'd0 : begin ACK1=0 ;ACK2=0 ;ACK3=0 ; END=0; SDO=1; SCLK=1;end
( U2 {% m# L5 V S9 B, e( v! _: s5 S* e8 h1 A7 N9 w
6'd1 : begin SD=I2C_DATA;SDO=0;end
$ t9 Y7 X' ]. S' W 6'd2 : SCLK=0;' s1 { D0 C |/ J# h! ^' f
" E0 o& E# P; z* E3 J- h w' o7 y# P
6'd3 : SDO=SD[23];& s d4 ?, f4 c2 o- J
6'd4 : SDO=SD[22];
3 W! s# X/ V( d 6'd5 : SDO=SD[21];/ A0 L1 U: w3 c: _3 B h, N
6'd6 : SDO=SD[20];3 {/ I& q, h9 N1 R
6'd7 : SDO=SD[19];) L% Y% U& T8 A- C1 |. B9 D# O* g
6'd8 : SDO=SD[18];6 s- A; M/ l0 h3 Y5 a% J9 o0 u! i
6'd9 : SDO=SD[17];
- T3 }. \3 D; ?3 J8 Q4 } 6'd10 : SDO=SD[16]; ) [) N& p( |0 C4 ^7 c2 }+ z9 ~
6'd11 : SDO=1'b1;; @: M- h/ {) t" K; }6 m, l% f% \# l
' O9 B- V$ W0 A# d, z 6 f X7 Y6 S5 v3 e) p7 X
6'd12 : begin SDO=SD[15]; ACK1=I2C_SDAT; end9 c3 y/ h! |& ^9 F% H4 r
6'd13 : SDO=SD[14];
6 |* T) L4 Q$ W* B- H4 q b 6'd14 : SDO=SD[13];
9 O: V$ X* O$ O7 y3 G 6'd15 : SDO=SD[12];" l0 D: F- l( v9 l
6'd16 : SDO=SD[11];
S% R5 }8 g6 D& v7 ~6 E3 E5 X; \6 L 6'd17 : SDO=SD[10];
( u! F7 e/ [! ]1 T* K, W- B0 \3 V 6'd18 : SDO=SD[9];
2 Q# ^% R7 J" d+ d 6'd19 : SDO=SD[8]; ( s4 [& j9 N! d- c7 p
6'd20 : SDO=1'b1;
. d2 l8 o, d+ j ^, p+ @0 c* I' P9 j. s
+ b1 ]; {+ `% z7 L$ F. P 6'd21 : begin SDO=SD[7]; ACK2=I2C_SDAT; end# u& S8 w/ B4 o# t& O
6'd22 : SDO=SD[6];
; K& V. b$ ^3 e. w# [; }# b 6'd23 : SDO=SD[5];9 t4 f/ o7 [+ d# z& X
6'd24 : SDO=SD[4];
6 K4 V6 l" P0 M$ Q* E7 ^8 d" F 6'd25 : SDO=SD[3];
! R& i7 F! g& t' W% y- ` 6'd26 : SDO=SD[2];
( c: m& T, R* V& Y, G 6'd27 : SDO=SD[1];
! n, g2 a* L, G/ Q/ X! { 6'd28 : SDO=SD[0];
' ?# ^7 i! `% K7 q- N' J 6'd29 : SDO=1'b1;
, M' r: c2 w. Z4 J
: Y% L6 j4 c/ z6 {/ ^$ W * A* S3 s. Q% j# k5 }; R5 `" s! U
. v. w) h4 T: U; o$ U1 S. V" X 6'd30 : begin SDO=1'b0; SCLK=1'b0; ACK3=I2C_SDAT; end . c4 r F4 H# ^! f
6'd31 : SCLK=1'b1; 2 U% p( X2 I: Z+ P: B: Q D( `
6'd32 : begin SDO=1'b1; END=1; end & ]: K$ x& `4 D! H, j$ ^+ T$ R
# T/ X" G% y7 [2 l7 mendcase3 {; y3 G2 y& k9 C/ u+ {" M
end/ Y5 W. ^6 h$ |/ r" L' x
# h9 y- N! h. D d9 X( {8 o1 Z% }4 C7 q. K* K; m
) V. S: s) ]! Q, [, H+ s
endmodule
2 T9 Y1 T) p+ F) G完..............................................................3 U. _0 D; v7 v1 L' N0 g ]+ |
4 d, c- u9 E5 L9 K
程式3-->keytr
9 b: J8 g/ o/ p7 o9 I`define OUT_BIT 9. ?9 g0 ]% x; @! Y
& O% y, h7 @. X; Omodule keytr (
0 K; s4 u# O( h' h9 t) U' S# V key,7 H- y2 u' a2 [4 O1 f+ z
ON,
- ?& g8 M- ?) ?) z clock,' o, G2 @4 m0 D9 ~
KEYON,4 |! W. g! [, Q
counter6 E8 i9 B! ?5 b; Y: k4 Y
( P6 z2 D$ U! ^0 t0 |
);
: z8 m3 C0 Z/ h/ minput key;- ?! V5 h' U! K7 q5 M! w
output ON;
1 s% h1 [7 `2 V" z# ~* l' eoutput KEYON;
, H9 [' m& s3 U" u' k+ r# oinput clock;
# T+ |5 s+ F; ^/ Moutput [9:0]counter;/ J; J* @; [3 U0 S
1 y' u' {% t+ l, p# X7 p/ F
, G$ h# W0 w$ V% _5 P4 v* freg [9:0]counter;/ R7 M: B/ f" p1 d- h
: u1 L! S" t& Q, ^5 Z
reg KEYON;9 b9 d V- \" n! j1 h
wire ON=((counter[`OUT_BIT]==1) && (key==0))?0:1; ' Q; S% c: C [: Z- ?% R, q% C
, a+ c& ^, e! G8 W$ u' M
always @(negedge ON or posedge clock) begin
6 j) w: f6 x: x" K @if (!ON)$ ~$ e2 E2 Z" z' U1 n5 @3 v
counter=0;
, h* S% r) g3 J2 r else if (counter[`OUT_BIT]==0)
' @4 A* _, V, @( K( \ counter=counter+1;
: _9 {1 P$ y0 Mend
' d* O6 n _3 x f3 ^0 O3 g/ V+ D2 |1 q) Q/ n
always @(posedge clock) begin" R# [3 u3 c) ]2 ~/ Q
if ((counter>=1) && (counter <5))1 [8 M# T E: U! L( b
KEYON=0;( b$ F3 J8 [9 h& R2 p9 y
else , V: N2 N2 p$ M
KEYON=1;( |( r+ E; D/ b/ m6 {1 j$ i1 G
end; I* c$ y+ u7 j9 a
) V8 v6 ^1 i5 U5 X8 p5 {% E
) e7 V8 T, g5 s9 Z) f# K! P
endmodule
# V- B# F; p* s! a, {( l; Q
6 P8 W- F& T. [' M1 S完......................................................................
% F: D/ |3 t" _: a0 ~ J* A$ y* d i2 Y
圖表/ ]3 T9 l& N" ]% U; l" y8 b
http://www.photo-host.org/v/free-games/53376401.jpg9 g& Q' A* u/ i2 r3 k5 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 H! ] }1 K* F5 d& e: f# d請幫幫忙!!謝謝) ] E* L& l0 @
$ L* a. U) J' _( b/ O, s! L[ 本帖最後由 成介 於 2007-11-26 07:44 PM 編輯 ] |