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用STC12C5A60S2编写的程序不能正常运行,进入for中正反转循环就跳不出来,数码管也不亮了,其他红外按键也没用了,还有就是PWM给电机调速只有CCAP1H的值在200至255中间有效,跪求大神解惑。; J; Y$ U" K& `6 \5 V( R
#include //头文件5 A2 l2 H% C: B" H& c: Y0 ], y
#include( y5 m$ a' K* O, y1 M) t( S) A
#define uchar unsigned char: P0 E2 E0 ?1 W$ ?% c" w# H: D
#define uint unsigned int , y" B5 ~; i* P( R6 e) U1 } K
typedef uchar INT8U;, Y: G* _ u" o( ?" j. {: N
typedef uint INT16U;4 O. Z( S3 F1 A4 a; u+ d6 z! V
***it PWM_1=P1^4; //PWM输出端口
2 f# t0 \5 s. o* r* e, C% k- ]***it A1=P1^5; //定义直流电机正端口$ q1 |5 S$ f7 J8 j+ b8 ^ K
***it A2=P1^6; //定义直流电机负端口0 J, X' @$ r& P- o6 T, I! I( w
***it IR = P3^2; //定义红外脉冲数据接口
: Q8 H- L1 O1 I$ p+ e0 q***it beep = P3^6; //蜂鸣器的位置9 m5 ]$ j3 C8 D2 N2 u8 y
***it P2_0 = P2^0; //数码管位选接口4 a% F$ C/ k8 _, a( I
***it P2_1 = P2^1;
4 L/ Y4 g6 |& }! o***it P2_2 = P2^2;
9 i& ^7 y/ _5 r***it P2_3 = P2^3;4 i" d& F; z* A# l- g
***it S1=P2^5; //限位开关17 Y- Z. V! N- y# M
***it S2=P2^6; //限位开关2, U7 f/ X! m r9 r; P/ h1 K
#define D_A1 {A1=1;A2=0;} //电机正转
$ H! |% [( D9 }6 r, D& u#define D_A2 {A1=0;A2=1;} //电机反转! F2 N+ R& y% X: n; o7 [6 @5 Z2 {4 i
#define D_AOFF {A1=1;A2=1;} //电机停6 a& W) z2 B6 Y1 G" A% a/ k* j
uint W=0; //定义速度等级) `4 a' I1 Q0 C
uchar A=0; //方向标记 0,1+ G" G- z t9 p) i
uchar code table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,
! Q, Q; E! J! T d. x" N6 N( Z 0xf8,0x80,0x90,0x88,0x80,0xc6,0xc0,0x86,0x8e};
9 d1 Q% q9 ]" }% G: d1 Muchar IRtime; //检测红外高电平持续时间(脉宽)
7 E. x8 c$ ]9 Q+ }4 J7 j. J/ Juchar IRcord[4]; //此数组用于储存分离出来的4个字节的数据(用户码2个字节+键值码2个字节); |( @) M2 f. C5 S" n4 w
uchar IRdata[33]; //此数组用于储存红外的33位数据(第一位为引导码用户码16+键值码16). q( I9 n. `# l2 e* W
bit IRpro_ok, IRok; //第一个用于红外接收4个字节完毕。IRok用为检测脉宽完毕
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void delay(uint z)
, `- C, F# @9 x% Y+ W9 L{. u9 [3 O" n7 U: H Q. j | \
uint x,y;
- S2 R! w/ ], \for(x = z; x > 0; x--)* f/ d K0 [. z7 W [
for(y = 112; y > 0 ; y--);# J3 p" X) n! V
}' u5 @ o! |7 Q9 k, M
void time0() interrupt 1 //定义定时器0
* C; p" m7 @. J8 h% K% f; F) t{
# b2 b1 s+ E1 H$ f8 BIRtime++; //检测脉宽,1次为278us) H: c3 O7 ?% N' | w" r/ c
}
# g. v3 A" k- i% zvoid int0() interrupt 0 //定义外部中断0
6 i% I! v' ~, F) [0 i{
9 C# G. O, `/ n7 y/ }7 u8 }static uchar num; // 声明静态变量
! R) t6 w0 ]2 ^& |4 T( Xstatic bit startflag; //开始储存脉宽标志位
) d( ]: _$ V. u$ t a l5 `! Nif(startflag) //开始接收脉宽检测* o0 O9 q- ^1 I6 N0 p: U- p
{
5 }! N( g# Y& a+ h6 x if( (IRtime < 53) && (IRtime >= 32) )
7 T- Y- a" c& \, v num= 0;
5 J9 I; g# k. J' |8 y/ k IRdata[num] = IRtime;
; k; h6 D- z: U6 a( X IRtime = 0; * m) [ M7 T) o) W6 Y3 C; ? E5 L
num++;
" |1 c3 G; W7 h) q$ Z) V" T if(num== 33) " Q1 v. Y) C/ S. u
{
/ l. C* Z9 p6 K' h+ v+ D, ^ IRok = 1;
6 Y6 U% V) k0 b% @ num= 0;
% z" I: k8 K' j. @. _+ A: f; X }4 n9 Z: Q4 y o9 R$ R
}
7 A/ x- T- ]% k8 X+ z9 M6 [else 3 a( I7 a/ D- A; f
{- o# P. l# L8 T9 ]6 t
IRtime = 0;
' C2 k$ e3 f' F3 V5 L' Y startflag = 1;
4 S: z" V2 k7 H}
+ }" P. R. b1 q/ A}
& g8 B7 M( E8 ^6 A- Y5 ^void IRcordpro() . R7 x6 h D+ d. H
{
$ c' D. u" ^ F5 I" w* Auchar i, j, k, cord, value;
0 H# u1 x$ {' w: @cord: f. a6 z4 ^% Z" @* ^
k = 1; 6 o9 s9 L* P2 x, E0 F4 _$ e
for(i = 0; i < 4; i++). k- F9 D6 w: f9 `/ {$ |; A
{; r3 U4 e4 g- V U" e0 X9 c
for(j = 0; j < 8; j++)
5 m h+ v: {$ g7 q6 D+ M$ J1 c {
5 ?. ]/ Z1 x$ A; M cord = IRdata[k]; % l, F# ]' t" l" ]5 z- n
if(cord > 5)
8 l8 ^7 R' c) i2 C) y) b- S value = value | 0x80;6 R% T5 K: l' P( l6 q( u' w6 H4 }1 m
if(j < 7)* ~1 `0 M2 A+ \ S) m2 K, y' f
{$ T6 m1 i0 w1 h3 ~
value = value >> 1;
7 Q! O- k' V! P) i; u1 h& S }( Z& x* Y J9 B, B* o( W H
k++;
3 y& H% B* H S% Q7 C; F( V }
) f" n5 i) Z& h; W+ l4 J$ E3 D IRcord[i] = value;
" L. J6 P2 T4 d: x+ _7 [9 G value = 0;
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IRpro_ok = 1;
& ^+ t( \8 G" S) H}
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5 z% m0 ^* O" V4 E& j. pvoid init_pwm()
* ?/ x2 q& X7 N5 K* ~3 `9 M{4 B, ]) ?0 R6 A0 l
CCON = 0;% J$ _- E8 S& o; Z
CL = 0;
( ~3 b- F) F4 K( Z& DCH = 0;
+ ]5 B) {- i3 @& r! }% vCMOD = 0X00;
6 H' P) a- p& a- {# aCCAPM1 =0x42;
1 d' q! t4 N% t, p2 m4 t$ ~. GCCAP1H=0x00;
* k! T3 k4 h: ~* iCCAP1L=0x00;% H7 L4 R# S @' }/ Z6 ]
CR=1;
& R: X0 W) \3 Q# u1 r5 D3 z# I
i# `0 r$ _! k0 Y}# v, H; e: \) J1 `4 u
: O6 }0 U& Y8 v4 ?% i void pwm1_set (uchar a)* M( g c H7 u8 y( ^
{
* U9 l4 G- s- Y+ G CCAP1L= a; {% x& p# e" Z, ~& q
CCAP1H= a;, H6 v. c! @/ u6 ~
$ U# U" e% p* [2 I3 U, }1 H0 Z}; J( G& }4 S$ c7 o& h" [
: `6 k9 T; x1 N! a
/**********************************************************************
# ^" N9 k G; n 数码管显示
4 ?9 u$ M* E- I' b) k7 @* B**********************************************************************/
$ i4 ]% D! O+ ^8 ^" ovoid disp(void)2 c7 g1 U5 b" b% M" N/ S$ O
{
2 ? @& K" i3 G: p4 t, JP2_0 = 1 2_1 = 1 2_2 = 1 2_3 = 0; 0 ?- F! ]3 f8 s% j; q- e
P0=table[W%10]; //显示占空比个位/ [. j. x, p7 O5 O4 H3 W/ U
delay(1);
& B! a' n0 r+ h4 R1 y. h1 HP2_0 = 1;P2_1 = 1;P2_2 = 1;P2_3 = 1;
; G/ F+ G; _2 Q2 ]
. m7 Z9 X8 f! S3 x) q8 _' TP2_0 = 1;P2_1 = 0;P2_2 = 1;P2_3 = 1;- Z% W* ~# [$ Q$ w& p
P0=table[W/100]; //显示占空比十位
( [9 n! j9 p+ O+ ldelay(1); 4 L! J2 C& ]+ v& S4 {
P2_0 = 1;P2_1 = 1;P2_2 = 1;P2_3 = 1; 8 @ f3 e% _" G5 A) e
P2_0 = 1;P2_1 = 1;P2_2 = 0;P2_3 = 1;. x* h' O: A: r* m( {. h7 N
P0=table[W/10%10]; //显示占空比百位" _" z; g3 h) a/ e
delay(1); 7 H: K0 R/ p" H! V2 l4 r; e
P2_0 = 1;P2_1 = 1;P2_2 = 1;P2_3 = 1;
5 _/ x3 f4 N- X LP2_0 = 0;P2_1 = 1;P2_2 = 1;P2_3 = 1;
! ^" K7 i% _9 ]P0=table[A]; //显示方向
& f) E# i' \8 c0 A, `delay(1); ) v: V- c4 k7 k/ U0 y3 d% z3 i
P2_0 = 1;P2_1 = 1;P2_2 = 1;P2_3 = 1; 7 Y, X8 @7 t. `2 |" r5 \/ _8 W
}
0 `" L: H) Z" j3 b9 x8 L/ zvoid san()4 R6 H- ^& S U" V
{5 g0 H+ ]% C& v- t, M/ x
uchar i;
/ v7 t n) B- I5 D) n: _4 S k2 }; y1 V* I5 v4 d) N
while(1)
' i; k- c- J8 ~ l1 d4 C4 d/ E {
* m) t6 S, M1 l9 S7 C 4 k1 A ~- M7 a* J; ~; z8 Z
for(i=0;i<2;i++)( Z6 w+ J W F" K$ M9 s* x
{* v9 b1 y4 N1 m, \: j
if(S1==0)
: K# ]; K) g/ t D_A1; 2 G; u+ e d4 q0 x" w' }2 G& H: b# s
if(S2==0)9 \# x* c2 c4 a8 B& e. I
D_A2;
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if(i==2)
! @8 B/ s8 o+ d' L$ x {* n, C6 |2 X8 `8 k
i=0;
9 x6 i$ h$ ~4 Y- s- W6 U }/ ^" N! ^$ a9 U1 x2 d, r
D_AOFF;
6 |' `, I8 b$ J1 I beep = 0; delay(100); beep = 1;3 R$ E1 e; g( d# a7 i* l' l
4 |* g0 s) ?$ r _: C( L5 f% E
}
5 Q" i, M) \9 k, @% x} 7 Q, ]' z2 q/ d+ L2 T* d
void qi() `' q8 e* w$ V% W$ y
{
8 n, E# g* U! Cuchar i;
R( W0 E E2 H7 V2 W t
1 f) {; N; L* I& V( m while(1)& Q& I# ~" f* U( c b
{
5 {+ C3 Q9 ~. n i$ s6 c / U" h7 K% ?9 J1 a
for(i=0;i<6;i++)! b6 P& w2 c* U
{
7 ~6 L' q2 D9 C( o3 ^9 N3 ^( M if(S1==0)9 x8 r* s6 }, ~8 @, o
D_A1; 9 m# g7 o6 y/ N0 u" ]; x
if(S2==0): X8 b0 }" y; o7 P9 r
D_A2;4 C9 h e2 {& ]) r2 S
}' S, z4 R+ f8 M% b
if(i==6)
/ {. r8 l: u8 ~& k- w{
* ?. _/ z! |# T* G" A i=0;4 a' f* a* |" i& x, }4 m. ], f2 {# y
}
( d7 V% L+ g" O* B. v7 v; T D_AOFF;6 Q8 h# B5 D1 Y" p; q7 Q* l
beep = 0; delay(100); beep = 1;
# N" c: G% z8 l0 t- s
+ |, f1 Z" [* i! u5 N$ _/ h. M }7 d" B) z- \/ u# C0 T; N9 P
}0 C2 ~9 _( Y( R4 n% x. x
void main()
3 t; G' h# s% Y" H{
) [& N/ ~/ L4 V, M, y) Dinit_pwm();: ^+ O$ W, G+ u' S6 E" @
EA = 1;
, A. _( ~: ~+ K7 ?5 \, H$ STMOD |= 0x02;/ G8 u! b* _+ M6 Y3 k$ l
TH0 = 0x00; 4 Q l% x) z1 G: P4 D: @( k
TL0 = 0x00;5 m p8 Q8 f5 F( c& W
ET0 = 1;
- U' g1 Q: l2 O" Z- q8 z2 @8 jTR0 = 1;
+ K6 Z2 h5 L5 t; g+ HIT0 = 1; 2 {. O7 @4 A+ A. z, B
EX0 = 1; . j ?+ Q) y! u
disp();
6 l* x2 B- l2 n' H* l( V% ypwm1_set (1);
/ }" u5 c6 N" X# K' X9 t W = 220;. a. g2 G# r/ i# o) C4 K
while(1)
$ k7 p% |+ p0 b+ N' ^5 c{
) A8 b' [! T, t if(IRok) 7 p2 ~; y6 z7 I
{ ) }2 l9 J4 i6 M% c4 u' Y
IRcordpro();1 l- {9 k- m% V& X
IRok = 0;, o4 B8 o; q `# [
if(IRpro_ok)
; W: }3 K) _( R5 k4 H5 S; [6 _ {' {+ N6 v3 T) e/ P/ D) k
switch(IRcord[2])
; X6 O1 G" n2 L8 l z- m {9 r3 E4 C/ W; C& v _5 T
case 0x45: //按键19 q1 E9 E. c5 j2 K) w% K
beep = 0; delay(15); beep = 1;' W. |+ e8 e0 T: ?# _
san(); - ~$ f* ]& s& Z; O
break;
8 c v5 G) l* j5 }2 F5 ]% Q case 0x46: //按键2( [, u# N, F! Q& s
beep = 0; delay(15); beep = 1;
0 X) j- J4 e* p+ B$ m- c& } qi();% u( P4 O! B: `: R% L5 A
break;
' P0 ?0 H9 h' w# P$ T case 0x47: //按键3
7 ?! l! {# P( P! q$ `( M: X beep = 0; delay(15); beep = 1;9 z1 {# u$ F# Z9 S9 y. C
D_AOFF;
: \2 Z! V* j6 Z. a/ G- F r break;/ e7 K: N }4 o$ F$ f
4 }5 E* o! ?, s. q
case 0x5a: //按键 左 占空比控制 速度增加
* m0 q" Y3 p& r& V _: R: d beep = 0; delay(15); beep = 1; . p' Z- D* B" X9 E; I
W+=5;
, ]' c5 a6 A' o( r0 W3 A1 s! S pwm1_set(W);
3 e6 V- o% D: j* a* G if(W > 255)
4 b# ]- V- c ~2 E$ T5 ? { # x: m$ `6 B, O7 f. j6 X* q
W=255;: J/ u2 M/ f- ^# C5 ^, J4 _1 S- A' n
}
/ O. k$ G- d7 t+ N" n) ?# P break;
2 R3 Q) p! j* J case 0x08: //按键 右 占空比控制 速度减小
# U- n$ g1 \" c" F* o: J' q beep = 0; delay(15); beep = 1;
Q# S7 R) Y$ e+ } W-=5;
% |& I; c7 c! K pwm1_set(W);% c! m r% C, S8 u3 P- |8 ]
if(W < 200)
1 I% y4 x+ ^! a( h. Z {! {* E8 p" h V
W=200;9 h7 V- C0 s( \- }4 b4 d' Y
}
/ F) i2 I) ?% W7 A$ [1 F
5 Z. }" G8 j0 z- z break; F) g. p. _' }- y& v, Q; S/ ?: x
g+ x/ e& ?& n" h5 i3 i }% @ z& x4 W6 j$ _" s
IRpro_ok = 0;
- ^# G; _6 W: a2 w4 b }
( E7 b; k* h1 l2 @& g9 I6 x G }
) G" T' U2 u1 i% ?
" [! f) W1 s4 }}4 M q" } Z [3 U! _5 @% T
} |
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