蜂鸣器设计的代码
C51代码(PWM)
1.#include < reg51.h >2.#include < intrins.h >3.4.sbit K1 =P1^4 ; //增加键5.sbit K2 =P1^5 ; //减少键6.sbit P00 =P0^1;7.sbit BEEP =P3^7 ; //蜂鸣器8.unsigned char PWM=0xe7; //赋初值9.10.void Beep();11.void delayms(unsigned char ms);12.void delay(unsigned char t);13.14./*********************************************************/15.void main()16.{17.18. P1=0xff;19.TMOD=0x21 ;20.TH0=0xff ; //50us延时常数21.TL0=0xce ; //频率调节22.23.TH1=PWM ; //脉宽调节24.TL1=0 ;25.26. EA=1;27. ET0=1;28. ET1=1;29.30. TR0=1 ;31.32. while(1)34. do{35. if(PWM!=0xff)36. {PWM++ ;delayms(10);}37. else Beep() ;38. }39. while(K1==0);40.41. do{42. if(PWM!=0xce)43.{PWM-- ;delayms(10);}44. else Beep() ;45.}46. while(K2==0);47. }48.}49.50.void timer0() interrupt 151.{52.TR1=0 ;53.TH0=0xff ;54.TL0=0xce ;55.TH1=PWM ;56.TR1=1 ;57.P00=0 ; //启动输出58.}59.60.61.void timer1() interrupt 362.{63.TR1=0 ;64.P00=1 ; //结束输出66.67./*********************************************************/68.//蜂鸣器子程序69./*********************************************************/70.71.void Beep()72. {73. unsigned char i ;74. for (i=0 ;i<100 ;i++)75. {76.delay(100) ;77.BEEP=!BEEP ; //Beep取反78. }79. BEEP=1 ; //关闭蜂鸣器80. delayms(100);81. }82.83./*********************************************************/84.// 延时子程序85./*********************************************************/86.void delay(unsigned char t)87.{88.while(t--) ;89.}90.91./*********************************************************/92.// 延时子程序93./*********************************************************/94.void delayms(unsigned char ms)95.96.{97.unsigned char i ;98.while(ms--)99. {100. for(i = 0 ; i < 120 ; i++) ;101. }102.}103.104./*********************************************************/ 105.#include < reg51.h >106.#include < intrins.h >107.108.sbit K1 =P1^4 ; //增加键109.sbit K2 =P1^5 ; //减少键110.sbit P00 =P0^1;111.sbit BEEP =P3^7 ; //蜂鸣器112.unsigned char PWM=0xe7; //赋初值113.114.void Beep();115.void delayms(unsigned char ms);116.void delay(unsigned char t);117.118./*********************************************************/ 119.void main()120.{121.122. P1=0xff;123. TMOD=0x21 ;124. TH0=0xff ; //50us延时常数125. TL0=0xce ; //频率调节126.127. TH1=PWM ; //脉宽调节128. TL1=0 ;129.130. EA=1;131. ET0=1;132. ET1=1;133.134. TR0=1 ;135.136. while(1)137. {138. do{139. if(PWM!=0xff)140. {PWM++ ;delayms(10);} 141. else Beep() ;142. }143. while(K1==0);144.145. do{146. if(PWM!=0xce)147. {PWM-- ;delayms(10);} 148. else Beep() ;149. }150. while(K2==0);151. }152.}153.154.void timer0() interrupt 1 155.{156. TR1=0 ;157. TH0=0xff ;158. TL0=0xce ;159. TH1=PWM ;160. TR1=1 ;161. P00=0 ; //启动输出162.}163.164.165.void timer1() interrupt 3166.{167. TR1=0 ;168. P00=1 ; //结束输出169.}170.171./*********************************************************/ 172.//蜂鸣器子程序173./*********************************************************/ 174.175.void Beep()176. {177. unsigned char i ;178. for (i=0 ;i<100 ;i++)179. {180. delay(100) ;181. BEEP=!BEEP ; //Beep取反182. }183. BEEP=1 ; //关闭蜂鸣器184. delayms(100);185. }186.187./*********************************************************/ 188.// 延时子程序189./*********************************************************/ 190.void delay(unsigned char t)191.{192. while(t--) ;194.195./*********************************************************/ 196.// 延时子程序197./*********************************************************/ 198.void delayms(unsigned char ms)199.200.{201. unsigned char i ;202. while(ms--)203. {204. for(i = 0 ; i < 120 ; i++) ;205. }206.}207.208./*********************************************************/ 209.#include < reg51.h >210.#include < intrins.h >211.212.sbit K1 =P1^4 ; //增加键213.sbit K2 =P1^5 ; //减少键214.sbit P00 =P0^1;215.sbit BEEP =P3^7 ; //蜂鸣器216.unsigned char PWM=0xe7; //赋初值217.218.void Beep();219.void delayms(unsigned char ms);220.void delay(unsigned char t);221.222./*********************************************************/ 223.void main()224.{226. P1=0xff;227. TMOD=0x21 ;228. TH0=0xff ; //50us延时常数229. TL0=0xce ; //频率调节230.231. TH1=PWM ; //脉宽调节232. TL1=0 ;233.234. EA=1;235. ET0=1;236. ET1=1;237.238. TR0=1 ;239.240. while(1)241. {242. do{243. if(PWM!=0xff)244. {PWM++ ;delayms(10);} 245. else Beep() ;246. }247. while(K1==0);248.249. do{250. if(PWM!=0xce)251. {PWM-- ;delayms(10);}252. else Beep() ;253. }254. while(K2==0);255. }256.}258.void timer0() interrupt 1259.{260. TR1=0 ;261. TH0=0xff ;262. TL0=0xce ;263. TH1=PWM ;264. TR1=1 ;265. P00=0 ; //启动输出266.}267.268.269.void timer1() interrupt 3270.{271. TR1=0 ;272. P00=1 ; //结束输出273.}274.275./*********************************************************/ 276.//蜂鸣器子程序277./*********************************************************/ 278.279.void Beep()280. {281. unsigned char i ;282. for (i=0 ;i<100 ;i++)283. {284. delay(100) ;285. BEEP=!BEEP ; //Beep取反286. }287. BEEP=1 ; //关闭蜂鸣器288. delayms(100);290.291./*********************************************************/ 292.// 延时子程序293./*********************************************************/ 294.void delay(unsigned char t)295.{296. while(t--) ;297.}298.299./*********************************************************/ 300.// 延时子程序301./*********************************************************/ 302.void delayms(unsigned char ms)303.304.{305. unsigned char i ;306. while(ms--)307. {308. for(i = 0 ; i < 120 ; i++) ;309. }310.}311.312./*********************************************************/ 313.#include < reg51.h >314.#include < intrins.h >315.316.sbit K1 =P1^4 ; //增加键317.sbit K2 =P1^5 ; //减少键318.sbit P00 =P0^1;319.sbit BEEP =P3^7 ; //蜂鸣器320.unsigned char PWM=0xe7; //赋初值321.322.void Beep();323.void delayms(unsigned char ms);324.void delay(unsigned char t);325.326./*********************************************************/ 327.void main()328.{329.330. P1=0xff;331. TMOD=0x21 ;332. TH0=0xff ; //50us延时常数333. TL0=0xce ; //频率调节334.335. TH1=PWM ; //脉宽调节336. TL1=0 ;337.338. EA=1;339. ET0=1;340. ET1=1;341.342. TR0=1 ;343.344. while(1)345. {346. do{347. if(PWM!=0xff)348. {PWM++ ;delayms(10);}349. else Beep() ;350. }351. while(K1==0);352.353. do{354. if(PWM!=0xce)355. {PWM-- ;delayms(10);}356. else Beep() ;357. }358. while(K2==0);359. }360.}361.362.void timer0() interrupt 1363.{364. TR1=0 ;365. TH0=0xff ;366. TL0=0xce ;367. TH1=PWM ;368. TR1=1 ;369. P00=0 ; //启动输出370.}371.372.373.void timer1() interrupt 3374.{375. TR1=0 ;376. P00=1 ; //结束输出377.}378.379./*********************************************************/ 380.//蜂鸣器子程序381./*********************************************************/ 382.383.void Beep()384. {385. unsigned char i ;386. for (i=0 ;i<100 ;i++)387. {388. delay(100) ;389. BEEP=!BEEP ; //Beep取反390. }391. BEEP=1 ; //关闭蜂鸣器392. delayms(100);393. }394.395./*********************************************************/ 396.// 延时子程序397./*********************************************************/ 398.void delay(unsigned char t)399.{400. while(t--) ;401.}402.403./*********************************************************/ 404.// 延时子程序405./*********************************************************/ 406.void delayms(unsigned char ms)407.408.{409. unsigned char i ;410. while(ms--)411. {412. for(i = 0 ; i < 120 ; i++) ;413. }414.}415.416./*********************************************************/417.#include < reg51.h >418.#include < intrins.h >419.420.sbit K1 =P1^4 ; //增加键421.sbit K2 =P1^5 ; //减少键422.sbit P00 =P0^1;423.sbit BEEP =P3^7 ; //蜂鸣器424.unsigned char PWM=0xe7; //赋初值425.426.void Beep();427.void delayms(unsigned char ms);428.void delay(unsigned char t);429.430./*********************************************************/ 431.void main()432.{433.434. P1=0xff;435. TMOD=0x21 ;436. TH0=0xff ; //50us延时常数437. TL0=0xce ; //频率调节438.439. TH1=PWM ; //脉宽调节440. TL1=0 ;441.442. EA=1;443. ET0=1;444. ET1=1;445.446. TR0=1 ;447.448. while(1)450. do{451. if(PWM!=0xff)452. {PWM++ ;delayms(10);} 453. else Beep() ;454. }455. while(K1==0);456.457. do{458. if(PWM!=0xce)459. {PWM-- ;delayms(10);} 460. else Beep() ;461. }462. while(K2==0);463. }464.}465.466.void timer0() interrupt 1 467.{468. TR1=0 ;469. TH0=0xff ;470. TL0=0xce ;471. TH1=PWM ;472. TR1=1 ;473. P00=0 ; //启动输出474.}475.476.477.void timer1() interrupt 3 478.{479. TR1=0 ;480. P00=1 ; //结束输出482.483./*********************************************************/ 484.//蜂鸣器子程序485./*********************************************************/ 486.487.void Beep()488. {489. unsigned char i ;490. for (i=0 ;i<100 ;i++)491. {492. delay(100) ;493. BEEP=!BEEP ; //Beep取反494. }495. BEEP=1 ; //关闭蜂鸣器496. delayms(100);497. }498.499./*********************************************************/ 500.// 延时子程序501./*********************************************************/ 502.void delay(unsigned char t)503.{504. while(t--) ;505.}506.507./*********************************************************/ 508.// 延时子程序509./*********************************************************/ 510.void delayms(unsigned char ms)511.512.{513. unsigned char i ;514. while(ms--)515. {516. for(i = 0 ; i < 120 ; i++) ;517. }518.}519.520./*********************************************************/ 521.#include < reg51.h >522.#include < intrins.h >523.524.sbit K1 =P1^4 ; //增加键525.sbit K2 =P1^5 ; //减少键526.sbit P00 =P0^1;527.sbit BEEP =P3^7 ; //蜂鸣器528.unsigned char PWM=0xe7; //赋初值529.530.void Beep();531.void delayms(unsigned char ms);532.void delay(unsigned char t);533.534./*********************************************************/ 535.void main()536.{537.538. P1=0xff;539. TMOD=0x21 ;540. TH0=0xff ; //50us延时常数541. TL0=0xce ; //频率调节542.543. TH1=PWM ; //脉宽调节544. TL1=0 ;545.546. EA=1;547. ET0=1;548. ET1=1;549.550. TR0=1 ;551.552. while(1)553. {554. do{555. if(PWM!=0xff)556. {PWM++ ;delayms(10);} 557. else Beep() ;558. }559. while(K1==0);560.561. do{562. if(PWM!=0xce)563. {PWM-- ;delayms(10);} 564. else Beep() ;565. }566. while(K2==0);567. }568.}569.570.void timer0() interrupt 1 571.{572. TR1=0 ;573. TH0=0xff ;574. TL0=0xce ;575. TH1=PWM ;576. TR1=1 ;577. P00=0 ; //启动输出578.}579.580.581.void timer1() interrupt 3582.{583. TR1=0 ;584. P00=1 ; //结束输出585.}586.587./*********************************************************/ 588.//蜂鸣器子程序589./*********************************************************/ 590.591.void Beep()592. {593. unsigned char i ;594. for (i=0 ;i<100 ;i++)595. {596. delay(100) ;597. BEEP=!BEEP ; //Beep取反598. }599. BEEP=1 ; //关闭蜂鸣器600. delayms(100);601. }602.603./*********************************************************/ 604.// 延时子程序605./*********************************************************/ 606.void delay(unsigned char t)607.{608. while(t--) ;609.}610.611./*********************************************************/ 612.// 延时子程序613./*********************************************************/ 614.void delayms(unsigned char ms)615.616.{617. unsigned char i ;618. while(ms--)619. {620. for(i = 0 ; i < 120 ; i++) ;621. }622.}623.624./*********************************************************/。
51单片机蜂鸣器播放音乐代码
/*生日快乐歌曲*/#include <>#define uint unsigned int#define uchar unsigned charsbit beep = P1^5;uchar code SONG_TONE[]={212,212,190,212,159,169,212,212,190,212,142,159, 212,212,106,126,159,169,190,119,119,126,159,142,159,0};uchar code SONG_LONG[]={9,3,12,12,12,24,9,3,12,12,12,24,9,3,12,12,12,12,12,9,3,12,12,12,24,0};//延时void DelayMS(uint x){uchar t;while(x--) for(t=0;t<120;t++);}void PlayMusic(){uint i=0,j,k;while(SONG_LONG[i]!=0||SONG_TONE[i]!=0){ //播放各个音符，SONG_LONG 为拍子长度for(j=0;j<SONG_LONG[i]*20;j++){beep=~beep;//SONG_TONE 延时表决定了每个音符的频率for(k=0;k<SONG_TONE[i]/3;k++);}DelayMS(10);i++;}}void main(){beep=0;while(1){PlayMusic(); //播放生日快乐DelayMS(500); //播放完后暂停一段时间}}两只蝴蝶：#include <> // 这是单片机音乐代码生成器生成的代码#define uchar unsigned charsbit beepIO=P1^5; // 输出为可以修改成其它 IO 口uchar m,n;uchar code T[49][2]={{0,0},{0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0 xB9},{0xFB,0x03},{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},{0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0 x5B},{0xFD,0x81},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},{0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0 xAD},{0xFE,0xC0},{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},{0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0 x56},{0xFF,0x60},{0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81}};uchar code music[][2]={{0,4},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8}, {21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8}, {21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{21,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8}, {21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},{23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4}, {23,4},{21,4},{19,4},{16,4},{16,2},{19,2},{19,24},{0,20},{26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{ 0,4},{23,4},{23,4},{26,4},{28,8},{28,12},{16,4},{23,4},{21,4},{21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{2 3,8},{0,4},{28,4},{28,4},{30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4 },{26,16},{0xFF,0xFF}};void delay(uchar p){uchar i,j;for(;p>0;p--)for(i=181;i>0;i--)for(j=181;j>0;j--);}void pause(){uchar i,j;for(i=150;i>0;i--)for(j=150;j>0;j--);}void T0_int() interrupt 1{beepIO=!beepIO;TH0=T[m][0]; TL0=T[m][1];}void main()uchar i=0;TMOD=0x01; EA=1; ET0=1;while(1){m=music[i][0];n=music[i][1];if(m==0x00){TR0=0;delay(n);i++;}else if(m==0xFF){TR0=0;delay(30);i=0;}else if(m==music[i+1][0]){TR0=1;delay(n);TR0=0;pause();i++;}else{TR0=1;delay(n);i++;}}}祝你平安：#include ""unsigned char Count;sbit _Speak =P1^5 ;unsigned char code SONG[] ={ //祝你平安0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20 ,0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20 ,0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20 ,0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20 ,0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10 ,0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20 ,0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20 ,0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20 ,0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10 ,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80 ,0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20 ,0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x200x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10 ,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00};void Time0_Init(){TMOD = 0x01;IE = 0x82;TH0 = 0xD8;TL0 = 0xEF; //12MZ晶振，10ms}void Time0_Int() interrupt 1{TH0 = 0xD8;TL0 = 0xEF;Count++; //长度加1}/*-------------------------------------------------功能:1MS延时子程序-------------------------------------------------*/void Delay_xMs(unsigned int x){unsigned int i,j;for( i =0;i < x;i++ ){for( j =0;j<3;j++ );}}void Play_Song(unsigned char i){unsigned char Temp1,Temp2;unsigned int Addr;Count = 0; //中断计数器清0Addr = i * 217;while(1){Temp1 = SONG[Addr++];if ( Temp1 == 0xFF ) //休止符{TR0 = 0;Delay_xMs(100);}else if ( Temp1 == 0x00 ) //歌曲结束符{return;}else{Temp2 = SONG[Addr++];TR0 = 1;while(1){_Speak = ~_Speak;Delay_xMs(Temp1);if ( Temp2 == Count ){Count = 0;break;}}}}}/*-------------------------------------------------功能:主程序-------------------------------------------------*/ void main(){Time0_Init(); //定时器0中断初始化while(1){Play_Song(0); //播放}}。
51单片机蜂鸣器播放音乐代码(生日快乐 两只蝴蝶 祝你平安)精编版
/*生日快乐歌曲*/#include <reg51.h>#define uint unsigned int#define uchar unsigned charsbit beep = P1^5;uchar code SONG_TONE[]={212,212,190,212,159,169,212,212,190,212,142,159, 212,212,106,126,159,169,190,119,119,126,159,142,159,0};uchar code SONG_LONG[]={9,3,12,12,12,24,9,3,12,12,12,24,9,3,12,12,12,12,12,9,3,12,12,12,24,0};//延时void DelayMS(uint x){uchar t;while(x--) for(t=0;t<120;t++);}void PlayMusic(){uint i=0,j,k;while(SONG_LONG[i]!=0||SONG_TONE[i]!=0){ //播放各个音符，SONG_LONG 为拍子长度for(j=0;j<SONG_LONG[i]*20;j++){beep=~beep;//SONG_TONE 延时表决定了每个音符的频率for(k=0;k<SONG_TONE[i]/3;k++);}DelayMS(10);i++;}}void main(){beep=0;while(1){PlayMusic(); //播放生日快乐DelayMS(500); //播放完后暂停一段时间}}两只蝴蝶：#include <reg51.h> // 这是单片机音乐代码生成器生成的代码#define uchar unsigned charsbit beepIO=P1^5; // 输出为P1.5 可以修改成其它IO 口uchar m,n;uchar code T[49][2]={{0,0},{0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0xB9},{0xFB,0x03 },{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},{0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0x5B},{0xFD,0x8 1},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},{0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0xAD},{0xFE,0xC0 },{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},{0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0x56},{0xFF,0x60},{ 0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81}};uchar code music[][2]={{0,4},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{14,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{21,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{14,24},{23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16 ,4},{16,2},{19,2},{19,24},{0,20},{26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{0,4},{23,4},{23,4},{26,4} ,{28,8},{28,12},{16,4},{23,4},{21,4},{21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{23,8},{0,4},{28,4},{28,4},{ 30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4},{26,16},{0xFF,0xFF}};void delay(uchar p){uchar i,j;for(;p>0;p--)for(i=181;i>0;i--)for(j=181;j>0;j--);}void pause(){uchar i,j;for(i=150;i>0;i--)for(j=150;j>0;j--);}void T0_int() interrupt 1beepIO=!beepIO;TH0=T[m][0]; TL0=T[m][1];}void main(){uchar i=0;TMOD=0x01; EA=1; ET0=1;while(1){m=music[i][0];n=music[i][1];if(m==0x00){TR0=0;delay(n);i++;}else if(m==0xFF){TR0=0;delay(30);i=0;}else if(m==music[i+1][0]){TR0=1;delay(n);TR0=0;pause();i++;}else{TR0=1;delay(n);i++;}}}祝你平安：#include "reg52.h"unsigned char Count;sbit _Speak =P1^5 ;unsigned char code SONG[] ={ //祝你平安0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20, 0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20, 0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10, 0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20, 0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20, 0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20, 0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10, 0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80, 0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20, 0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20, 0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10, 0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00};void Time0_Init(){TMOD = 0x01;IE = 0x82;TH0 = 0xD8;TL0 = 0xEF; //12MZ晶振，10ms}void Time0_Int() interrupt 1{TH0 = 0xD8;TL0 = 0xEF;Count++; //长度加1}/*-------------------------------------------------功能:1MS延时子程序-------------------------------------------------*/ void Delay_xMs(unsigned int x){unsigned int i,j;for( i =0;i < x;i++ ){for( j =0;j<3;j++ );}}void Play_Song(unsigned char i){unsigned char Temp1,Temp2;unsigned int Addr;Count = 0; //中断计数器清0Addr = i * 217;while(1){Temp1 = SONG[Addr++];if ( Temp1 == 0xFF ) //休止符{TR0 = 0;Delay_xMs(100);}else if ( Temp1 == 0x00 ) //歌曲结束符{return;}else{Temp2 = SONG[Addr++];TR0 = 1;while(1){_Speak = ~_Speak;Delay_xMs(Temp1);if ( Temp2 == Count ){Count = 0;break;}}}}}/*------------------------------------------------- 功能:主程序-------------------------------------------------*/ void main(){Time0_Init(); //定时器0中断初始化while(1){Play_Song(0); //播放}}。
(单片机)
实验四一、实验题目:当K1键按下后，首先使蜂鸣器响一声，然后使LED1-LED8完成3种闪亮的花样（自己定义），每一种花样循环3次，然后周而复始。
二、keil代码：/*当K1键按下后，首先使蜂鸣器响一声，然后使LED1- LED8完成3种闪亮的花样（自己定义），每一种花样循环3次，然后周而复始。
*/#include<reg51.h>sbit P2_0=P2^0;//接蜂鸣器sbit P2_7=P2^7;sbit P1_0=P1^0;sbit P1_1=P1^1;sbit P1_2=P1^2;sbit P1_3=P1^3;sbit P1_4=P1^4;sbit P1_5=P1^5;sbit P1_6=P1^6;sbit P1_7=P1^7;void DELAY(int time)//延时{while(time--){}}void BUZ_ON(){if(P2_7==0){P2_0=1;}else{ P2_0=0;}}void F1(void){int i;char data_group_mide[5]={0x00,0x18,0x24,0x42,0x81};//向两边延伸for(i=0;i<5;i++){P1=data_group_mide[i];DELAY(20000);}P1=0x00;}void F2(void){int i;char data_group_left[8]={0xFF,0x7F,0x3F,0x0F,0x07,0x03,0x01,0x00};//向左延伸for(i=0;i<8;i++){P1=data_group_left[i];DELAY(20000);P1=0x00;}void F3(void){int i;char date_group_right[8]={0x00,0x01,0x03,0x07,0x0f,0x3f,0x7f,0xff};//向右延伸for(i=0;i<8;i++){P1=date_group_right[i];DELAY(20000);}P1=0x00;}void main(){unsigned int i; //每种花样循环三次P2_0=0;P2_7=1;BUZ_ON();P1=0x00;while(P2_7==0){for(i=0;i<3;i++)//花样1 {F1();}for(i=0;i<3;i++)//花样2 {F2();}for(i=0;i<3;i++)//花样3 {F3();}}}三、protues电路图：四、实验截图：五、实验小结：通过本次实验，我们熟悉了protues的编译环境，对以后的单片机学习有很大帮助。
51单片机beep的用法
51单片机beep的用法51单片机是一种广泛应用于嵌入式系统中的微控制器，它具有体积小、功耗低、易于编程等优点，因此被广泛应用于各种电子设备中。
其中，beep是51单片机中常用的一个功能，它可以通过控制蜂鸣器发出不同的声音，用于提醒用户或作为设备的报警信号。
在51单片机中，beep的使用非常简单，只需要将蜂鸣器连接到单片机的IO口上，然后通过控制IO口的电平来控制蜂鸣器的发声。
具体来说，可以通过以下步骤来实现beep的使用：1. 首先，需要定义一个IO口来控制蜂鸣器，例如可以定义P1.5作为控制口。
sbit beep=P1^5;2. 然后，在程序中可以通过控制beep口的电平来控制蜂鸣器的发声。
例如，可以通过以下代码来让蜂鸣器发出一段短促的声音：beep=1; //控制beep口输出高电平delay(100); //延时一段时间beep=0; //控制beep口输出低电平delay(100); //延时一段时间3. 如果需要让蜂鸣器发出不同的声音，可以通过控制beep口的电平和延时时间来实现。
例如，可以通过以下代码来让蜂鸣器发出长时间的声音：beep=1; //控制beep口输出高电平delay(1000); //延时一段时间beep=0; //控制beep口输出低电平delay(1000); //延时一段时间4. 如果需要让蜂鸣器循环发出声音，可以通过使用循环语句来实现。
例如，可以通过以下代码来让蜂鸣器循环发出短促的声音：while(1) //循环执行{beep=1; //控制beep口输出高电平delay(100); //延时一段时间beep=0; //控制beep口输出低电平delay(100); //延时一段时间}51单片机beep的用法非常简单，只需要通过控制IO口的电平和延时时间来控制蜂鸣器的发声即可。
在实际应用中，可以根据需要来调整蜂鸣器的声音和频率，以实现不同的功能。
vhdl实验报告--蜂鸣器
vhdl实验报告--蜂鸣器VHDL 实验报告蜂鸣器一、实验目的本次实验的主要目的是通过使用 VHDL 语言来设计并实现一个蜂鸣器的控制电路，深入理解数字电路的设计原理和 VHDL 编程的基本方法，掌握硬件描述语言在实际电路设计中的应用，提高自己的逻辑思维和问题解决能力。
二、实验原理蜂鸣器是一种一体化结构的电子讯响器，采用直流电压供电。
常见的蜂鸣器分为有源蜂鸣器和无源蜂鸣器两种。
有源蜂鸣器内部自带了振荡源，只要给其供电就能发出固定频率的声音；无源蜂鸣器则需要外部提供一定频率的脉冲信号才能发声。
在本实验中，我们使用 VHDL 语言来控制一个无源蜂鸣器。
通过编写代码，生成特定频率的脉冲信号，从而驱动蜂鸣器发声。
三、实验设备及工具1、计算机2、 Quartus II 软件3、开发板四、实验内容及步骤1、设计思路首先，需要确定蜂鸣器发声的频率。
通过计算得出所需的时钟周期数。
然后，使用计数器来产生特定频率的脉冲信号。
最后，将脉冲信号输出到蜂鸣器的控制引脚。
2、 VHDL 代码编写｀｀｀vhdllibrary ieee;use ieeestd_logic_1164all;use ieeenumeric_stdall;entity buzzer_control isport(clk ： in std_logic;rst ： in std_logic;buzzer ： out std_logic）；end entity;architecture Behavioral of buzzer_control isconstant CLK_FREQ ： integer ：＝ 50_000_000; 系统时钟频率constant BUZZER_FREQ ： integer ：＝ 1000; 蜂鸣器发声频率signal counter ： integer range 0 to CLK_FREQ/BUZZER_FREQ 1; signal clk_div ： std_logic;beginprocess(clk, rst)beginif rst ＝＇1' thencounter ＜＝ 0;clk_div ＜＝＇0'；elsif rising_edge(clk) thenif counter ＝ CLK_FREQ/BUZZER_FREQ 1 thencounter ＜＝ 0;clk_div ＜＝ not clk_div;elsecounter ＜＝ counter ＋ 1;end if;end if;end process;buzzer ＜＝ clk_div;end architecture;｀｀｀3、编译与仿真将编写好的 VHDL 代码在 Quartus II 软件中进行编译。
拓展任务：源代码PWM让蜂鸣器发出声响[2页]
![拓展任务：源代码PWM让蜂鸣器发出声响[2页]](https://img.taocdn.com/s3/m/184f29ec8ad63186bceb19e8b8f67c1cfad6eee2.png)
拓展任务:PWM让蜂鸣器发出声响/*-------------------------------------------------------------------//项目名称: PWM让蜂鸣器发出声响//功能描述://让蜂鸣器发出声音吧!------------------------------------------------------------------*/#include "stc15.h"#define CYCLE 0x1999L //定义PWM 周期/*==================================================== Name：PWM2_InitDescription：PWM2 的初始化函数====================================================*/void PWM2_Init(void){P_SW2 |= 0x80; //使能访问扩展RAM区的特殊功能寄存器XSFR PWMCFG = 0x00; //配置PWM的输出初始电平为低电平PWMCKS = 0x04;PWMC = CYCLE; //设置PWM周期PWM2T1 = 0x0000; //设置PWM2第1次反转的PWM 计数PWM2T2 = 0x0001; //设置PWM2第2次反转的PWM 计数//占空比为(PWM2T2-PWM2T1)/PWMCPWM2CR = 0x08; //选择PWM2输出到P2.7,不使能PWM2 中断PWMCR = 0x01; //使能PWM2信号输出PWMCR |= 0x40; //使能PWM归零中断PWMCR |= 0x80; //使能PWM模块，PWM计数器开始计数P_SW2 &= ~0x80;}/*==================================================== Name：mainDescription：主函数====================================================*/void main(){P2M0 = 0x00;P2M1 = 0x00; //设置PWM2 的IO 口P2^7 为准双向口P0M0 = 0x00;P1M1 = 0x00;P0=0xfe;PWM2_Init();EA = 1; //开启中断，主要是开启PWM2 的中断while (1);}/*==================================================== Name：pwm_isrDescription：PWM的中断函数====================================================*/ void pwm_isr() interrupt 22 using 1{static bit dir = 1;static int val = 0;if (PWMIF & 0x40){PWMIF &= ~0x40;if (dir){val++;if (val >= CYCLE) dir = 0;}else{val--;if (val <= 1) dir = 1;}P_SW2 |= 0x80;PWM2T2 = val;P_SW2 &= ~0x80;}}。
51单片机蜂鸣器代码理解
51单片机蜂鸣器代码理解1.引言1.1 概述概述：蜂鸣器是一种广泛应用于电子设备中的声音输出装置，它通过控制某个频率的电信号使蜂鸣器发出特定的声音。
而51单片机，则是一种常见的单片机芯片，具有广泛的应用领域。
本文将主要探讨51单片机蜂鸣器的代码理解和应用。
通过对其基本原理的概述以及相关代码的解析，希望读者能够深入理解51单片机蜂鸣器的工作原理和实现方式。
在第二部分中，我们将介绍单片机蜂鸣器的基本原理。
包括如何通过单片机控制蜂鸣器的电信号频率和时长，从而实现不同的声音效果。
接着，在第二点中，我们将详细解析51单片机蜂鸣器的代码。
通过对代码的分析，读者可以了解到如何使用51单片机的引脚功能和定时器功能来控制蜂鸣器。
最后，在结论部分，我们将对所述内容进行总结，并展望51单片机蜂鸣器在未来的应用前景。
蜂鸣器作为一种重要的声音输出装置，具有广泛的应用前景，可以应用于报警系统、提醒装置等领域。
通过本文的阅读，读者将能够全面了解51单片机蜂鸣器的工作原理和代码实现方式，为相关领域的应用开发提供参考和指导。
让我们开始探索吧！1.2 文章结构文章结构的部分主要介绍了本文的组织和分类方式，以帮助读者更好地理解文章的内容和思路。
本文按照以下结构进行组织：1. 引言部分：介绍了文章的概述、结构和目的。
通过引言部分，读者可以初步了解到本文的内容和主题，并对文章的结构和目的有一个整体的认识。
2. 正文部分：主要分为两个小节，分别是"单片机蜂鸣器的基本原理"和"51单片机蜂鸣器代码解析"。
2.1 单片机蜂鸣器的基本原理：该部分将详细介绍单片机蜂鸣器的基本工作原理，包括蜂鸣器的构成和工作原理，以及单片机如何控制蜂鸣器发出指定的声音。
2.2 51单片机蜂鸣器代码解析：该部分将对51单片机蜂鸣器的代码进行解析，包括如何初始化引脚、设置定时器和中断等相关代码。
通过对代码的逐行解析和说明，读者可以更加深入地理解代码的功能和实现原理。
51单片机蜂鸣器播放音乐代码
/*生日快乐歌曲*/#include <>#define uint unsigned int#define uchar unsigned charsbit beep = P1^5;uchar code SONG_TONE[]={212,212,190,212,159,169,212,212,190,212,142,159, 212,212,106,126,159,169,190,119,119,126,159,142,159,0};uchar code SONG_LONG[]={9,3,12,12,12,24,9,3,12,12,12,24,9,3,12,12,12,12,12,9,3,12,12,12,24,0};//延时!void DelayMS(uint x){uchar t;while(x--) for(t=0;t<120;t++);}void PlayMusic(){uint i=0,j,k;while(SONG_LONG[i]!=0||SONG_TONE[i]!=0){ //播放各个音符，SONG_LONG 为拍子长度%for(j=0;j<SONG_LONG[i]*20;j++){beep=~beep;//SONG_TONE 延时表决定了每个音符的频率for(k=0;k<SONG_TONE[i]/3;k++);}DelayMS(10);i++;}}~void main(){beep=0;while(1){PlayMusic(); //播放生日快乐DelayMS(500); //播放完后暂停一段时间}}两只蝴蝶：%#include <> // 这是单片机音乐代码生成器生成的代码#define uchar unsigned charsbit beepIO=P1^5; // 输出为可以修改成其它IO 口uchar m,n;uchar code T[49][2]={{0,0},{0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0xB9},{0xFB,0x03 },{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},{0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0x5B},{0xFD,0x8 1},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},{0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0xAD},{0xFE,0xC0 },{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},{0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0x56},{0xFF,0x60},{ 0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81}};~uchar code music[][2]={{0,4},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{14,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{21,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19 ,4},{16,4},{19,4},{14,24},{23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16 ,4},{16,2},{19,2},{19,24},{0,20},{26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{0,4},{23,4},{23,4},{26,4} ,{28,8},{28,12},{16,4},{23,4},{21,4},{21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{23,8},{0,4},{28,4},{28,4},{ 30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4},{26,16},{0xFF,0xFF}};void delay(uchar p){.uchar i,j;for(;p>0;p--)for(i=181;i>0;i--)for(j=181;j>0;j--);}void pause(){uchar i,j;for(i=150;i>0;i--)for(j=150;j>0;j--);/}void T0_int() interrupt 1{beepIO=!beepIO;TH0=T[m][0]; TL0=T[m][1];}void main(){uchar i=0;TMOD=0x01; EA=1; ET0=1;、while(1){m=music[i][0];n=music[i][1];if(m==0x00){TR0=0;delay(n);i++;}else if(m==0xFF){TR0=0;delay(30);i=0;}else if(m==music[i+1][0]){TR0=1;delay(n);TR0=0;pause();i++;}else.{TR0=1;delay(n);i++;}}}祝你平安：#include ""unsigned char Count;sbit _Speak =P1^5 ;unsigned char code SONG[] ={ //祝你平安0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20, 0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20, %0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10, 0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20, 0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20, 0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20, 0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10, 0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80, 0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20, 0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20,￥0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00}; void Time0_Init(){TMOD = 0x01;IE = 0x82;TH0 = 0xD8;TL0 = 0xEF; //12MZ晶振，10ms}void Time0_Int() interrupt 1({TH0 = 0xD8;TL0 = 0xEF;Count++; //长度加1}/*-------------------------------------------------功能:1MS延时子程序-------------------------------------------------*/void Delay_xMs(unsigned int x){）unsigned int i,j;for( i =0;i < x;i++ ){for( j =0;j<3;j++ );}}void Play_Song(unsigned char i){unsigned char Temp1,Temp2;unsigned int Addr;!Count = 0; //中断计数器清0Addr = i * 217;while(1){Temp1 = SONG[Addr++];if ( Temp1 == 0xFF ) //休止符{TR0 = 0;Delay_xMs(100);}:else if ( Temp1 == 0x00 ) //歌曲结束符{return;}else{Temp2 = SONG[Addr++];TR0 = 1;while(1){._Speak = ~_Speak;Delay_xMs(Temp1);if ( Temp2 == Count ){Count = 0;break;}}}}}/*-------------------------------------------------功能:主程序-------------------------------------------------*/ void main(){Time0_Init(); //定时器0中断初始化while(1){Play_Song(0); //播放}}。
C51代码
1.#include < >2.#include < >3.4.sbit K1 =P1^4 ; //增加键5.sbit K2 =P1^5 ; //减少键6.sbit P00 =P0^1;7.sbit BEEP =P3^7 ; //蜂鸣器8.unsigned char PWM=0xe7; //赋初值9.10.void Beep();11.void delayms(unsigned char ms);12.void delay(unsigned char t);13.14./*********************************************************/15.void main()16.{17.18.P1=0xff;19. TMOD=0x21 ;20. TH0=0xff ; //50us延时常数21. TL0=0xce ; //频率调节22.23. TH1=PWM ; //脉宽调节24. TL1=0 ;25.26.EA=1;27.ET0=1;28.ET1=1;29.30.TR0=1 ;31.32.while(1)33.{34.do{35.if(PWM!=0xff)36.{PWM++ ;delayms(10);}37.else Beep() ;38.}39.while(K1==0);40.41.do{42.if(PWM!=0xce)43. {PWM-- ;delayms(10);}44.else Beep() ;45. }46.while(K2==0);47.}48.}49.50.void timer0() interrupt 151.{52. TR1=0 ;53. TH0=0xff ;54. TL0=0xce ;55. TH1=PWM ;56. TR1=1 ;57. P00=0 ; //启动输出58.}59.60.61.void timer1() interrupt 362.{63. TR1=0 ;64. P00=1 ; //结束输出65.}66.67./*********************************************************/68.//蜂鸣器子程序69./*********************************************************/70.71.void Beep()72.{73.unsigned char i ;74.for (i=0 ;i<100 ;i++)75.{76. delay(100) ;77. BEEP=!BEEP ; //Beep取反78.}79.BEEP=1 ; //关闭蜂鸣器80.delayms(100);81.}82.83./*********************************************************/84.// 延时子程序85./*********************************************************/86.void delay(unsigned char t)87.{88. while(t--) ;89.}90.91./*********************************************************/92.// 延时子程序93./*********************************************************/94.void delayms(unsigned char ms)95.96.{97. unsigned char i ;98. while(ms--)99.{100.for(i = 0 ; i < 120 ; i++) ;101.}102.}103.104./*********************************************************/ 105.#include < >106.#include < >107.108.sbit K1 =P1^4 ; //增加键109.sbit K2 =P1^5 ; //减少键110.sbit P00 =P0^1;111.sbit BEEP =P3^7 ; //蜂鸣器112.unsigned char PWM=0xe7; //赋初值113.114.void Beep();115.void delayms(unsigned char ms);116.void delay(unsigned char t);117.118./*********************************************************/119.void main()120.{121.122. P1=0xff;123. TMOD=0x21 ;124. TH0=0xff ; //50us延时常数125. TL0=0xce ; //频率调节126.127. TH1=PWM ; //脉宽调节128. TL1=0 ;129.130. EA=1;131. ET0=1;132. ET1=1;133.134. TR0=1 ;135.136. while(1)137. {138. do{139. if(PWM!=0xff)140. {PWM++ ;delayms(10);} 141. else Beep() ;142. }143. while(K1==0);144.145. do{146. if(PWM!=0xce)147. {PWM-- ;delayms(10);} 148. else Beep() ;149. }150. while(K2==0);151. }152.}153.154.void timer0() interrupt 1155.{156. TR1=0 ;157. TH0=0xff ;158. TL0=0xce ;159. TH1=PWM ;160. TR1=1 ;161. P00=0 ; //启动输出162.}163.164.165.void timer1() interrupt 3166.{167. TR1=0 ;168. P00=1 ; //结束输出169.}170.171./*********************************************************/172.//蜂鸣器子程序173./*********************************************************/174.175.void Beep()176. {177. unsigned char i ;178. for (i=0 ;i<100 ;i++)179. {180. delay(100) ;181. BEEP=!BEEP ; //Beep取反182. }183. BEEP=1 ; //关闭蜂鸣器184. delayms(100);185. }186.187./*********************************************************/188.// 延时子程序189./*********************************************************/190.void delay(unsigned char t)191.{192. while(t--) ;193.}194.195./*********************************************************/196.// 延时子程序197./*********************************************************/198.void delayms(unsigned char ms)199.200.{201. unsigned char i ;202. while(ms--)203. {204. for(i = 0 ; i < 120 ; i++) ;205. }206.}207.208./*********************************************************/ 209.#include < >210.#include < >211.212.sbit K1 =P1^4 ; //增加键213.sbit K2 =P1^5 ; //减少键214.sbit P00 =P0^1;215.sbit BEEP =P3^7 ; //蜂鸣器216.unsigned char PWM=0xe7; //赋初值217.218.void Beep();219.void delayms(unsigned char ms);220.void delay(unsigned char t);221.222./*********************************************************/ 223.void main()224.{225.226. P1=0xff;227. TMOD=0x21 ;228. TH0=0xff ; //50us延时常数229. TL0=0xce ; //频率调节230.231. TH1=PWM ; //脉宽调节232. TL1=0 ;233.234. EA=1;235. ET0=1;236. ET1=1;237.238. TR0=1 ;240. while(1)241. {242. do{243. if(PWM!=0xff)244. {PWM++ ;delayms(10);} 245. else Beep() ;246. }247. while(K1==0);248.249. do{250. if(PWM!=0xce)251. {PWM-- ;delayms(10);} 252. else Beep() ;253. }254. while(K2==0);255. }256.}257.258.void timer0() interrupt 1259.{260. TR1=0 ;261. TH0=0xff ;262. TL0=0xce ;263. TH1=PWM ;264. TR1=1 ;265. P00=0 ; //启动输出266.}267.268.269.void timer1() interrupt 3270.{271. TR1=0 ;272. P00=1 ; //结束输出274.275./*********************************************************/276.//蜂鸣器子程序277./*********************************************************/278.279.void Beep()280. {281. unsigned char i ;282. for (i=0 ;i<100 ;i++)283. {284. delay(100) ;285. BEEP=!BEEP ; //Beep取反286. }287. BEEP=1 ; //关闭蜂鸣器288. delayms(100);289. }290.291./*********************************************************/292.// 延时子程序293./*********************************************************/294.void delay(unsigned char t)295.{296. while(t--) ;297.}298.299./*********************************************************/300.// 延时子程序301./*********************************************************/302.void delayms(unsigned char ms)303.304.{305. unsigned char i ;306. while(ms--)307. {308. for(i = 0 ; i < 120 ; i++) ;309. }310.}311.312./*********************************************************/ 313.#include < >314.#include < >315.316.sbit K1 =P1^4 ; //增加键317.sbit K2 =P1^5 ; //减少键318.sbit P00 =P0^1;319.sbit BEEP =P3^7 ; //蜂鸣器320.unsigned char PWM=0xe7; //赋初值321.322.void Beep();323.void delayms(unsigned char ms);324.void delay(unsigned char t);325.326./*********************************************************/ 327.void main()328.{329.330. P1=0xff;331. TMOD=0x21 ;332. TH0=0xff ; //50us延时常数333. TL0=0xce ; //频率调节334.335. TH1=PWM ; //脉宽调节336. TL1=0 ;337.338. EA=1;339. ET0=1;340. ET1=1;341.342. TR0=1 ;343.344. while(1)345. {346. do{347. if(PWM!=0xff)348. {PWM++ ;delayms(10);} 349. else Beep() ;350. }351. while(K1==0);352.353. do{354. if(PWM!=0xce)355. {PWM-- ;delayms(10);} 356. else Beep() ;357. }358. while(K2==0);359. }360.}361.362.void timer0() interrupt 1363.{364. TR1=0 ;365. TH0=0xff ;366. TL0=0xce ;367. TH1=PWM ;368. TR1=1 ;369. P00=0 ; //启动输出370.}371.372.373.void timer1() interrupt 3374.{375. TR1=0 ;376. P00=1 ; //结束输出377.}378.379./*********************************************************/380.//蜂鸣器子程序381./*********************************************************/382.383.void Beep()384. {385. unsigned char i ;386. for (i=0 ;i<100 ;i++)387. {388. delay(100) ;389. BEEP=!BEEP ; //Beep取反390. }391. BEEP=1 ; //关闭蜂鸣器392. delayms(100);393. }394.395./*********************************************************/396.// 延时子程序397./*********************************************************/398.void delay(unsigned char t)399.{400. while(t--) ;401.}402.403./*********************************************************/404.// 延时子程序405./*********************************************************/406.void delayms(unsigned char ms)407.408.{409. unsigned char i ;410. while(ms--)411. {412. for(i = 0 ; i < 120 ; i++) ;413. }414.}415.416./*********************************************************/ 417.#include < >418.#include < >419.420.sbit K1 =P1^4 ; //增加键421.sbit K2 =P1^5 ; //减少键422.sbit P00 =P0^1;423.sbit BEEP =P3^7 ; //蜂鸣器424.unsigned char PWM=0xe7; //赋初值425.426.void Beep();427.void delayms(unsigned char ms);428.void delay(unsigned char t);429.430./*********************************************************/ 431.void main()432.{433.434. P1=0xff;435. TMOD=0x21 ;436. TH0=0xff ; //50us延时常数437. TL0=0xce ; //频率调节438.439. TH1=PWM ; //脉宽调节440. TL1=0 ;441.442. EA=1;443. ET0=1;444. ET1=1;445.446. TR0=1 ;447.448. while(1)449. {450. do{451. if(PWM!=0xff)452. {PWM++ ;delayms(10);} 453. else Beep() ;454. }455. while(K1==0);456.457. do{458. if(PWM!=0xce)459. {PWM-- ;delayms(10);} 460. else Beep() ;461. }462. while(K2==0);463. }464.}465.466.void timer0() interrupt 1467.{468. TR1=0 ;469. TH0=0xff ;470. TL0=0xce ;471. TH1=PWM ;472. TR1=1 ;473. P00=0 ; //启动输出474.}475.476.477.void timer1() interrupt 3478.{479. TR1=0 ;480. P00=1 ; //结束输出481.}482.483./*********************************************************/484.//蜂鸣器子程序485./*********************************************************/486.487.void Beep()488. {489. unsigned char i ;490. for (i=0 ;i<100 ;i++)491. {492. delay(100) ;493. BEEP=!BEEP ; //Beep取反494. }495. BEEP=1 ; //关闭蜂鸣器496. delayms(100);497. }498.499./*********************************************************/500.// 延时子程序501./*********************************************************/502.void delay(unsigned char t)503.{504. while(t--) ;505.}506.507./*********************************************************/508.// 延时子程序509./*********************************************************/510.void delayms(unsigned char ms)512.{513. unsigned char i ;514. while(ms--)515. {516. for(i = 0 ; i < 120 ; i++) ;517. }518.}519.520./*********************************************************/ 521.#include < >522.#include < >523.524.sbit K1 =P1^4 ; //增加键525.sbit K2 =P1^5 ; //减少键526.sbit P00 =P0^1;527.sbit BEEP =P3^7 ; //蜂鸣器528.unsigned char PWM=0xe7; //赋初值529.530.void Beep();531.void delayms(unsigned char ms);532.void delay(unsigned char t);533.534./*********************************************************/ 535.void main()536.{537.538. P1=0xff;539. TMOD=0x21 ;540. TH0=0xff ; //50us延时常数541. TL0=0xce ; //频率调节542.543. TH1=PWM ; //脉宽调节544. TL1=0 ;546. EA=1;547. ET0=1;548. ET1=1;549.550. TR0=1 ;551.552. while(1)553. {554. do{555. if(PWM!=0xff)556. {PWM++ ;delayms(10);} 557. else Beep() ;558. }559. while(K1==0);560.561. do{562. if(PWM!=0xce)563. {PWM-- ;delayms(10);} 564. else Beep() ;565. }566. while(K2==0);567. }568.}569.570.void timer0() interrupt 1571.{572. TR1=0 ;573. TH0=0xff ;574. TL0=0xce ;575. TH1=PWM ;576. TR1=1 ;577. P00=0 ; //启动输出578.}580.581.void timer1() interrupt 3582.{583. TR1=0 ;584. P00=1 ; //结束输出585.}586.587./*********************************************************/588.//蜂鸣器子程序589./*********************************************************/590.591.void Beep()592. {593. unsigned char i ;594. for (i=0 ;i<100 ;i++)595. {596. delay(100) ;597. BEEP=!BEEP ; //Beep取反598. }599. BEEP=1 ; //关闭蜂鸣器600. delayms(100);601. }602.603./*********************************************************/604.// 延时子程序605./*********************************************************/606.void delay(unsigned char t)607.{608. while(t--) ;609.}610.611./*********************************************************/612.// 延时子程序613./*********************************************************/ 614.void delayms(unsigned char ms)615.616.{617. unsigned char i ;618. while(ms--)619. {620. for(i = 0 ; i < 120 ; i++) ;621. }622.}623.624./*********************************************************/。
c语言 stm32蜂鸣器代码
要编写C语言的STM32蜂鸣器代码，首先需要了解蜂鸣器的工作原理和STM32的基本操作。
在编写代码之前，建议按照以下步骤进行准备和规划。
一、了解蜂鸣器的工作原理蜂鸣器是一种能够产生声音的电子元件，它通常由振膜和驱动电路组成。
当有电流通过时，振膜会受到驱动而振动，从而产生声音。
我们在编写蜂鸣器代码时需要考虑如何控制电流输出来操控蜂鸣器的声音。
二、学习STM32的基本操作STM32是由意法半导体公司制造的一系列32位的嵌入式处理器芯片，它具有强大的功能和丰富的外设。
在使用STM32芯片时，需要了解其基本操作，包括寄存器的配置、时钟的设置、外设的控制等。
三、准备开发环境在编写C语言的STM32蜂鸣器代码之前，需要准备好相应的开发环境，包括编译器、调试器、下载器等工具。
常见的开发环境包括Keil、IAR等，选择一款适合自己的开发环境，进行相应的设置和配置。
四、编写蜂鸣器代码在以上准备工作完成之后，就可以着手编写C语言的STM32蜂鸣器代码了。
在编写代码时，需要注意以下几点：1. 选择合适的GPIO引脚首先需要选择一个合适的GPIO引脚来连接蜂鸣器，以便控制蜂鸣器的电流输出。
在选择引脚的需要了解其对应的端口号和引脚号，以便在代码中正确设置。
2. 配置引脚通过设置GPIO的相应寄存器，配置选定的GPIO引脚为输出模式，并初始化为低电平状态，以防止蜂鸣器在开始时就发出声音。
3. 控制蜂鸣器通过设置GPIO引脚的输出状态，来控制蜂鸣器的声音输出。
可以通过循环控制引脚的输出状态，从而产生不同频率和音调的声音。
4. 完善代码在编写完基本的蜂鸣器代码之后，可以考虑添加一些额外的功能，比如控制蜂鸣器的响声时长、声音的音量等，以使代码更加完善和实用。
五、调试和测试代码在编写完代码后，需要进行调试和测试，确保代码能够正常运行。
可以通过连接调试器，使用仿真器进行调试，或者直接下载到STM32芯片中进行测试，检查蜂鸣器是否按照预期工作。
单片机蜂鸣器播放音乐代码生日快乐两只蝴蝶祝你平安
单片机蜂鸣器播放音乐代码生日快乐两只蝴蝶祝你平安/*生日快乐歌曲*/#include<reg51.h>#defineuintunsignedint#defineucharunsignedcharsbitbeep=P1^5;ucharcodeSONG_TONE[]={212,212,190,212,159,169,212,212,190,212,142,159,212,212,106,126,159,169,190,119,119,126,159,142,159,0};ucharcodeSONG_LONG[]={9,3,12,12,12,24,9,3,12,12,12,24,9,3,12,12,12,12,12,9,3,12,12,12,24,0};//延时voidDelayMS(uintx){uchart;while(x--)for(t=0;t<120;t++);}voidPlayMusic(){uinti=0,j,k;while(SONG_LONG[i]!=0||SONG_TONE[i]!=0){//播放各个音符，SONG_LONG为拍子长度for(j=0;j<SONG_LONG[i]*20;j++){beep=~beep;//SONG_TONE延时表决定了每个音符的频率for(k=0;k<SONG_TONE[i]/3;k++);}DelayMS(10);i++;}}voidmain(){beep=0;while(1){PlayMusic();//播放生日快乐DelayMS(500);//播放完后暂停一段时间}}两只蝴蝶：#include<reg51.h>//这是单片机音乐代码生成器生成的代码#defineucharunsignedcharsbitbeepIO=P1^5;//输出为P1.5可以修改成其它IO口ucharcodeT[49][2]={{0,0},{0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0xB9},{ 0xFB,0x03},{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},{0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0x5B},{ 0xFD,0x81},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},{0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0xAD},{ 0xFE,0xC0},{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},{0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0x56},{ 0xFF,0x60},{0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81}};ucharcodemusic[][2]={{0,4},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4} ,{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8},{21,4} ,{23,4},{21,4},{19,4},{16,4},{19,4},{21,24},{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4} ,{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},{23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4},{23,4} ,{21,4},{19,4},{16,4},{16,2},{19,2},{19,24},{0,20},{26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{0,4},{ 23,4},{23,4},{26,4},{28,8},{28,12},{16,4},{23,4},{21,4},{21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{23,8},{ 0,4},{28,4},{28,4},{30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4},{26,16}, {0xFF,0xFF}};voiddelay(ucharp){uchari,j;for(;p>0;p--)for(i=181;i>0;i--)for(j=181;j>0;j--);}voidpause(){uchari,j;for(i=150;i>0;i--)for(j=150;j>0;j--);}voidT0_int()interrupt1{beepIO=!beepIO;TH0=T[m][0];TL0=T[m][1];}voidmain(){uchari=0;while(1){m=music[i][0];n=music[i][1];if(m==0x00){TR0=0;delay(n);i++;}elseif(m==0xFF){TR0=0;delay(30);i=0;}elseif(m==music[i+1][0]){TR0=1;delay(n);TR0=0;pause();i++;}else{TR0=1;delay(n);i++;}}}祝你平安：#include"reg52.h"unsignedcharCount;sbit_Speak=P1^5;unsignedcharcodeSONG[]={//祝你平安0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20, 0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20, 0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20, 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10, 0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20, 0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20, 0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20, 0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10, 0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80, 0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20, 0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20, 0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10, 0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00};voidTime0_Init(){TMOD=0x01;IE=0x82;TH0=0xD8;TL0=0xEF;//12MZ晶振，10ms}voidTime0_Int()interrupt1{TH0=0xD8;TL0=0xEF;Count++;//长度加1}功能:1MS延时子程序-------------------------------------------------*/ voidDelay_xMs(unsignedintx){unsignedinti,j;for(i=0;i<x;i++){for(j=0;j<3;j++);}}voidPlay_Song(unsignedchari){unsignedcharTemp1,Temp2;unsignedintAddr;Count=0;//中断计数器清0Addr=i*217;while(1){Temp1=SONG[Addr++];if(Temp1==0xFF)//休止符{TR0=0;Delay_xMs(100);}elseif(Temp1==0x00)//歌曲结束符{return;}else{Temp2=SONG[Addr++];TR0=1;while(1){_Speak=~_Speak;Delay_xMs(Temp1);if(Temp2==Count){Count=0;break;}}}}}功能:主程序-------------------------------------------------*/ voidmain(){Time0_Init();//定时器0中断初始化while(1){Play_Song(0);//播放}}。
蜂鸣器驱动源代码
void PACA_Init(void); //累加器初始化子程序
/**********************************全局变量声明*******************************************/
) */
PACTL=0x40; // 16位脉冲累加器A使能，事件计数模式,对输入信号下降沿计数
/*
* 0x01000000
* ||||||||__脉冲累加器输入中断允许位，1-允许；0-禁止
* |||||||___脉冲累加器A溢出中断允许位，1-允许；0-禁止
* ||||||____
* |||||_____CLK1:CLK0]时钟选择位.00表示用定时器预分频时钟PCLK作为自由运行计数器时钟TIMCLK
void Delay(unsigned int loop_times)
{
unsigned int loop_i,loop_j;
for (loop_i=0; loop_i<loop_times; loop_i++)
{
for (loop_j=0; loop_j<500;loop_j++)
{
;
}
}
}
/****************************************
#define SEG_DD DDRA //段码口方向
#define DIG_DD DDRK //位码口方向
#define SEG_NUM PORTA //段码数据
#define DIG_NUM PORTK //位码数据
使电脑蜂鸣器发声小脚本
使电脑蜂鸣器发声小脚本
平时写点小脚本玩，我希望程序运行结束时，能提醒我一下
第一步：让电脑发出声音
实现方法一：使用c语言实现，见下面代码以 cb.c文件存储，编译成出可执行文件 cb .exe
#include<stdio.h> int main() {
第二步：在python中使用
import os import time
def b(cuont=10): cmd = "cb.exe" for i in range(cuont): os.system(cmd) time.sleep(2)
if __n#39;: b()
printf("%c",'\a'); }
注：无限循环printf("%c",'\a')电脑会卡死
实现方法二：使用批操作bat文件，见下面代码以 bb.bat文件存储，方块为震铃符，可能无法显示，复制就行
@echo off echo pause>nul exit
注：加上pause>nul需等待输入字符才可关闭窗口，否则窗口一闪而过，没有声音。
摇杆控制蜂鸣器代码
摇杆控制蜂鸣器代码摘要：1.引言2.摇杆控制蜂鸣器代码的原理3.准备所需材料4.编写代码5.测试代码6.总结正文：在现代化的智能硬件中，摇杆控制蜂鸣器是一种常见的交互方式。
通过编写相应的代码，我们可以实现对蜂鸣器的精确控制。
本文将详细介绍如何编写摇杆控制蜂鸣器代码。
首先，我们需要了解摇杆控制蜂鸣器代码的原理。
摇杆作为一种输入设备，可以实时地获取用户的操作，将其转化为数字信号，进而通过编程实现对蜂鸣器的控制。
具体来说，当摇杆发生位移时，传感器会产生相应的电信号，这些信号经过处理后，可以实现对蜂鸣器的开启、关闭、音量调节等功能。
要编写摇杆控制蜂鸣器代码，首先需要准备一些必要的材料，包括摇杆、单片机（如Arduino）、蜂鸣器、接口模块等。
此外，还需要相应的编程环境和工具，例如Arduino IDE。
接下来，我们开始编写代码。
以Arduino 为例，首先需要安装Arduino IDE，并将摇杆、蜂鸣器等硬件连接到单片机上。
然后，打开Arduino IDE，编写如下代码：```cpp// 定义摇杆引脚const int joystickPinX = A0;const int joystickPinY = A1;// 定义蜂鸣器引脚const int buzzerPin = 8;void setup() {// 初始化串行通信Serial.begin(9600);// 设置蜂鸣器引脚为输出pinMode(buzzerPin, OUTPUT);}void loop() {// 读取摇杆的X、Y 值int x = analogRead(joystickPinX);int y = analogRead(joystickPinY);// 计算摇杆的偏移量int offsetX = map(x, 0, 1023, -255, 255);int offsetY = map(y, 0, 1023, -255, 255);// 控制蜂鸣器的音量analogWrite(buzzerPin, offsetY);// 延时，避免过快地执行循环delay(10);}```上述代码首先定义了摇杆和蜂鸣器的引脚，然后通过`analogRead()`函数读取摇杆的X、Y 值，并将其映射到一个合适的范围内。