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標題: STM32音樂程序 [打印本頁]

作者: LHM 時間: 2019-7-30 18:24
標題: STM32音樂程序
//定義低音音名
#define L1 262 //低調(diào)　do 的周期
#define L2 294 //低調(diào)　re 的周期
#define L3 330 //低調(diào)　mi 的周期
#define L4 349 //低調(diào)　fa 的周期
#define L5 392 //低調(diào)　sol的周期
#define L6 440 //低調(diào)　la 的周期
#define L7 494 //低調(diào)　si 的周期
// 定義中音音名
#define M1 523 //中調(diào)　do 的周期
#define M2 587 //中調(diào)　re 的周期
#define M3 659 //中調(diào)　mi 的周期
#define M4 698 //中調(diào)　fa 的周期
#define M5 784 //中調(diào)　sol的周期
#define M6 880 //中調(diào)　la 的周期
#define M7 988 //中調(diào)　si 的周期
//定義高音音名
#define H1 1047 //高調(diào)　do 的周期
#define H2 1175 //高調(diào)　re 的周期
#define H3 1319 //高調(diào)　mi 的周期
#define H4 1397 //高調(diào)　fa 的周期
#define H5 1568 //高調(diào)　sol的周期
#define H6 176 //高調(diào)　la 的周期
#define H7 1976 //高調(diào)　si 的周期

#define TT 200

/**樂譜的數(shù)組，不同的音樂只需要更改這里
簡譜C語言表示方法
(M5,50)為(音調(diào)，音長)
100表示為一個音長(節(jié)拍)，
50位半個音長(節(jié)拍)，
25位四分之一音長(節(jié)拍)******************/
int music[]=
{
      ////生日快樂歌
      M5,50,M5,25,M5,25,
      M6,100,M5,100,H1,100,
      M7,100,M7,100,M5,50,M5,25,M5,25,
      M6,100,M5,100,H2,100,
      H1,100,H1,100,M5,50,M5,25,M5,25,
      H5,100,H3,100,H1,100,
      M7,100,M6,100,H4,50,H4,25,H4,25,
      H3,100,H1,100,H2,100,H1,100,H1,100

//兩只老虎
// L1,4,L2,4,L3,4,L1,4,
// L1,4,L2,4,L3,4,L1,4,
// L3,4,L4,4,L5,8,
// L3,4,L4,4,L5,8,
// L5,3,L6,1,L5,3,L6,1,L3,4,L1,4,
// L5,3,L6,1,L5,3,L6,1,L3,4,L1,4,
// L2,4,M5,4,L1,8,
// L2,4,M5,4,L1,8

////歡樂頌
//M3,8,M3,8,M4,8,M5,8,
//M5,8,M4,8,M3,8,M2,8,
//M1,8,M1,8,M2,8,M3,8,
//M3,12,M2,4,M2,16,
//M3,8,M3,8,M4,8,M5,8,
//M5,8,M4,8,M3,8,M2,8,
//M1,8,M1,8,M2,8,M3,8,
//M2,12,M1,4,M1,16,
//M2,8,M2,8,M3,8,M1,8,
//M2,8,M3,4,M4,4,M3,8,M1,8,
//M2,8,M3,4,M4,4,M3,8,M2,8,
//M1,8,M2,8,L5,8,M3,8,
//M3,8,M3,8,M4,8,M5,8,
//M5,8,M4,8,M3,8,M4,4,M2,4,
//M1,8,M1,8,M2,8,M3,8,
//M2,12,M1,4,M1,16,
//M2,8,M2,8,M3,8,M1,8,
//M2,8,M3,4,M4,4,M3,8,M1,8,
//M2,8,M3,4,M4,4,M3,8,M2,8,
//M1,8,M2,8,L5,8,M3,8,
//M3,8,M3,8,M4,8,M5,8,
//M5,8,M4,8,M3,8,M4,4,M2,4,
//M1,8,M1,8,M2,8,M3,8,
//M2,12,M1,4,M1,16

      ////最炫民族風
//       L6,TT/4,L3,TT/8,L5,TT/8,L6,TT/4,L6,TT/8,M1,TT/8,M1,TT/4,M2,TT/8,M1,TT/8,L6,TT/2,M1,TT/4,M1,TT/8,L5,TT/8,M1,TT/8,M2,TT/8,M3,TT/8,M5,TT/8,
//       M5,TT/8,M3,TT/8,M2,TT/4,M3,TT/2,M6,TT/8,M6,TT/8,M6,TT/8,M5,TT/8,M3,TT/8,M3,TT/4,M1,TT/8,L6,TT/8,L6,TT/8,L6,TT/8,M3,TT/8,
//       M2,TT/2,M3,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M3,TT/8,M2,TT/8,M1,TT/8,L6,TT/4,L5,TT/4,L6,TT/2,
//       L6,TT/4,L3,TT/8,L5,TT/8,L6,TT/4,L6,TT/8,M1,TT/8,M1,TT/4,M2,TT/8,M1,TT/8,L6,TT/2,M1,TT/4,M1,TT/8,L5,TT/8,M1,TT/8,M2,TT/8,M3,TT/8,M5,TT/8,
//       M5,TT/8,M3,TT/8,M2,TT/4,M3,TT/2,M6,TT/8,M6,TT/8,M6,TT/8,M5,TT/8,M3,TT/8,M3,TT/4,M1,TT/8,L6,TT/8,L6,TT/8,L6,TT/8,M3,TT/8,
//       M2,TT/2,M3,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M3,TT/8,M2,TT/8,M1,TT/8,L6,TT/4,L5,TT/4,L6,TT/2,
//       M3,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M3,TT/8,M5,TT/8,M5,TT/8,M6,TT/8,H1,TT/8,M6,TT/8,M5,TT/4,M6,TT/2,L6,TT/4,L6,TT/8,
//       L5,TT/8,L6,TT/4,M1,TT/4,M2,TT/8,M3,TT/16,M2,TT/16,M1,TT/8,M2,TT/8,M3,TT/2,L6,TT/8,M6,TT/8,M6,TT/8,M5,TT/8,M2,TT/8,M3,TT/16,M2,TT/16,
//       M1,TT/8,M2,TT/8,M3,TT/2,
//       M1,TT/8,L6,TT/8,L6,TT/8,M1,TT/8,M2,TT/4,L5,TT/8,L5,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M1,TT/2,L6,TT/8,M1,TT/8,M2,TT/8,M3,TT/8,M2,TT/8,M1,TT/8,
//       L5,TT/8,L3,TT/8,L6,TT/2,L6,TT/4,L6,TT/8,L5,TT/8,L6,TT/4,M1,TT/4,M2,TT/8,M3,TT/16,M2,TT/16,M1,TT/8,M2,TT/8,M3,TT/2,L6,TT/8,M6,TT/8,
//       M6,TT/8,M5,TT/8,M2,TT/8,M3,TT/16,M2,TT/16,
//       M1,TT/8,M2,TT/8,M3,TT/2,
//       M1,TT/8,L6,TT/8,L6,TT/8,M1,TT/8,M2,TT/4,L5,TT/8,L5,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M1,TT/4+TT/8,M1,TT/8,L6,TT/8,
//       M1,TT/8,M2,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M3,TT/8,M5,TT/8,M6,TT/2,M6,TT/2,L6,TT/4,L6,TT/8,L5,TT/8,L6,TT/4,
//       L6,TT/8,M1,TT/8,M2,TT/8,M3,TT/16,M2,TT/16,M1,TT/8,M2,TT/8,M3,TT/2,
//       M6,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M1,TT/8,M1,TT/2,
//       L6,TT/4,L6,TT/8,L5,TT/8,L6,TT/4,M1,TT/4,M2,TT/8,M3,TT/16,M2,TT/16,M1,TT/8,M2,TT/8,M3,TT/2,L6,TT/8,M6,TT/8,M6,TT/8,M5,TT/8,M2,TT/8,M3,TT/16,M2,TT/16,
//       M1,TT/8,M2,TT/8,M3,TT/2,
//       M1,TT/8,L6,TT/8,L6,TT/8,M1,TT/8,M2,TT/4,L5,TT/8,L5,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M1,TT/2,L6,TT/8,M1,TT/8,M2,TT/8,M3,TT/8,M2,TT/8,M1,TT/8,
//       L5,TT/8,L3,TT/8,L6,TT/2,L6,TT/4,L6,TT/8,L5,TT/8,L6,TT/4,M1,TT/4,M2,TT/8,M3,TT/16,M2,TT/16,M1,TT/8,M2,TT/8,M3,TT/2,L6,TT/8,M6,TT/8,
//       M6,TT/8,M5,TT/8,M2,TT/8,M3,TT/16,M2,TT/16,
//       M1,TT/8,M2,TT/8,M3,TT/2,
//       M1,TT/8,L6,TT/8,L6,TT/8,M1,TT/8,M2,TT/4,L5,TT/8,L5,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M2,TT/8,M1,TT/4+TT/8,M1,TT/8,L6,TT/8,
//       M1,TT/8,M2,TT/8,M3,TT/8,M5,TT/8,M3,TT/8,M3,TT/8,M5,TT/8,M6,TT/2,M6,TT/2,
//       0,0
};

/*用來計算有多少個樂譜元素，這樣寫的好處是方便移植，
  在更改樂譜的時候不用自己去數(shù)有多少個元素*/
int length = sizeof(music)/sizeof(music[0]);//計算數(shù)組長度
int main()
{
      int i=0;
  BASE_TIM_Init();
  while(100)
      {
            for(i=0; i<(length/2); i++)//取數(shù)組數(shù)據(jù)
            {
                     TIM_MODE_Config(TIM4,music[2*i],7199); ///使用TIM4
                     //音長的時間都乘以5當一拍,不一定是5，
                     //可以是其它的數(shù)字，作用就相當于乘以一個倍率
                     SysTick_Delay_ms(5*music[2*i+1]);
            }

            if(i>=(length/2))//當i大于等于數(shù)組元素時I清零重新開始播放音樂
            {
               i=0;
            }
      }
}

#include  "stm32f10x.h"
#include  "tim1_8.h"

/*初始化有關GPIO口*/
void  TIM_INIT_GPIO(void)
{
  GPIO_InitTypeDef  GPIO_InitStructure;
      //TIMX的CHX時鐘
      CH1_TIM_GPIO_APB2_CLK(CH1_TIMX_GPIO_CHX_CLK,ENABLE );
      GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP;
      GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
      GPIO_InitStructure.GPIO_Pin=CH1_TIMX_GPIO_CHX_PIN;
  GPIO_Init(CH1_TIMX_GPIO_CHX_PORN, &GPIO_InitStructure);
}

/*有關結(jié)構體的定義，
這里定義了ARR=CCRX的值*/
void  TIM_MODE_Config(TIM_TypeDef* TIMx, uint16_t ARR, uint16_t PSC)
{

      TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
      TIM_OCInitTypeDef       TIM_OCInitStructure;
      //配置時基有關的結(jié)構體
      TIM_RCC_APB2PeriphClockCmd(TIM_RCC_CLK,ENABLE); // 開啟定時器時鐘,即內(nèi)部時鐘CK_INT=72M
      TIM_TimeBaseStructure.TIM_Period = ARR;       // 自動重裝載寄存器的值，累計TIM_Period+1個頻率后產(chǎn)生一個更新或者中斷
      TIM_TimeBaseStructure.TIM_Prescaler=PSC;    //分頻系數(shù)71+1
      TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up;       // 計數(shù)器計數(shù)模式向上計數(shù)
      TIM_TimeBaseInit(TIMx, &TIM_TimeBaseStructure);          // 初始化定時器

            /*定時器輸出有關結(jié)構體*/
            TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM2;          // 配置為PWM模式1
            TIM_OCInitStructure.TIM_OCIdleState=TIM_OCIdleState_Set; // 輸出通道空閑電平極性配置
            TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_High;    // 輸出通道電平極性配置，到達跳變值TIM_Pulse，電平跳變?yōu)榈?br />             TIM_OCInitStructure.TIM_Pulse=ARR;                               //配置占空比,我這里的配置為ARR=CCRX,這樣就可以使得占空比基本不變。
            TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable; // 輸出使能

            //配置輸出通道CH3
            TIM_OC3Init(TIMx, &TIM_OCInitStructure);
            TIM_OC3PreloadConfig(TIMx, TIM_OCPreload_Enable);  //使能TIM3在CCR3上的預裝載寄存器
            // 使能計數(shù)TMX
            TIM_Cmd(TIMx, ENABLE);
}

void BASE_TIM_Init(void)
{
TIM_INIT_GPIO();
}

#ifndef __TIM1_8_H
#define __TIM1_8_H
#include "stm32f10x.h"

//通用定時器有關配置
#define TIM_RCC_APB2PeriphClockCmd                   RCC_APB1PeriphClockCmd
#define TIM_RCC_CLK                                  RCC_APB1Periph_TIM4

//CH1
#define CH1_TIM_GPIO_APB2_CLK                         RCC_APB2PeriphClockCmd
#define CH1_TIMX_GPIO_CHX_PIN                         GPIO_Pin_8
#define CH1_TIMX_GPIO_CHX_PORN                         GPIOB
#define CH1_TIMX_GPIO_CHX_CLK                         RCC_APB2Periph_GPIOB

void BASE_TIM_Init(void);
void TIM_MODE_Config(TIM_TypeDef* TIMx,u16 ARR, u16 PSC);
#endif  /*__TIM1_8_H*/

music_PWM.7z

176.92 KB, 下載次數(shù): 49, 下載積分: 黑幣 -5

作者: admin 時間: 2019-7-30 23:24
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