Audio.c 12 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337
  1. /*******************************************************************************
  2. * File Name: Audio.c
  3. * Function Describe:device for the audio
  4. * Relate Module:
  5. * Explain: Hardware version is HS120
  6. * Writer: ShiLiangWen
  7. * Date: 2015.6.15
  8. *******************************************************************************/
  9. #define THIS_FILE_ID 7
  10. //------------------------------------------------------------------------------
  11. #include "stm32f10x.h"
  12. #include <includes.h>
  13. int cntMeiTiao;
  14. OS_ID idBeepTimer;
  15. OS_ID idRingTimer;
  16. /*****************************************************************
  17. *CLK=12Mhz
  18. *(10000,2)==> 12000000/2/10000=600Hz
  19. ******************************************************************/
  20. void BeepInit(void)
  21. {
  22. #if 1
  23. GPIO_InitTypeDef GPIO_InitStructure;
  24. RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE); //使能GPIO外设和AFIO复用功能模块时钟
  25. //设置该引脚为复用输出功能,输出TIM4 CH2的PWM脉冲波形 GPIOB.7
  26. GPIO_InitStructure.GPIO_Pin = BEEP_PIN; //TIM_CH2
  27. GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //复用推挽输出
  28. GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  29. GPIO_Init(BEEP_PORT, &GPIO_InitStructure);//初始化GPIO
  30. #else
  31. GPIO_InitTypeDef GPIO_InitStructure;
  32. TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  33. TIM_OCInitTypeDef TIM_OCInitStructure;
  34. RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM5, ENABLE); //使能定时器4时钟
  35. RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE); //使能GPIO外设和AFIO复用功能模块时钟
  36. //设置该引脚为复用输出功能,输出TIM4 CH2的PWM脉冲波形 GPIOB.7
  37. GPIO_InitStructure.GPIO_Pin = BEEP_PIN; //TIM_CH2
  38. GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //复用推挽输出
  39. GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  40. GPIO_Init(BEEP_PORT, &GPIO_InitStructure);//初始化GPIO
  41. RunMake(THIS_FILE_ID);
  42. /*====== 初始化TIM4 ======*/
  43. TIM_TimeBaseStructure.TIM_Period = 10000; //设置在下一个更新事件装入活动的自动重装载寄存器周期的值
  44. TIM_TimeBaseStructure.TIM_Prescaler =3; //设置用来作为TIMx时钟频率除数的预分频值
  45. TIM_TimeBaseStructure.TIM_ClockDivision = 0; //设置时钟分割:TDTS = Tck_tim
  46. TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //TIM向上计数模式
  47. TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//重复寄存器,用于自动更新pwm占空比
  48. TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure); //根据TIM_TimeBaseInitStruct中指定的参数初始化TIMx的时间基数单位
  49. //====== 初始化TIM4 Channel2 PWM模式 ======/
  50. TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; //选择定时器模式:TIM脉冲宽度调制模式2
  51. TIM_OCInitStructure.TIM_Pulse=5000; //设置占空比时
  52. TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; //比较输出使能
  53. //TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; //输出极性:TIM输出比较极性高
  54. TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; //TIM_OCPolarity_Low 输出极性:TIM输出比较极性低
  55. TIM_OC2Init(TIM5, &TIM_OCInitStructure); //根据T指定的参数初始化外设TIM4 OC2
  56. TIM_OC2PreloadConfig(TIM5, TIM_OCPreload_Enable); //使能TIM4在CCR2上的预装载寄存器
  57. // TIM_Cmd(TIM4, ENABLE); //禁止/使能TIM4
  58. #endif
  59. RunMake(THIS_FILE_ID);
  60. idBeepTimer=NULL;
  61. }
  62. void newBeepSet(int fre)
  63. {
  64. int cntMeiTiao;
  65. uint16_t TimerPeriod,ChannelPulse = 0;
  66. TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  67. TIM_OCInitTypeDef TIM_OCInitStructure;
  68. #if(USER_MAIN_SYSCLK==32000000)
  69. cntMeiTiao=7000;
  70. #elif(USER_MAIN_SYSCLK==40000000)
  71. cntMeiTiao=9000;
  72. #elif(USER_MAIN_SYSCLK==48000000)
  73. cntMeiTiao=10800;//OK
  74. ////#elif(SystemCoreClock==56000000)
  75. //// cntMeiTiao=6900
  76. ////#elif(SystemCoreClock==64000000)
  77. //// cntMeiTiao=6900
  78. ////#elif(SystemCoreClock==72000000)
  79. //// cntMeiTiao=6900
  80. #else
  81. cntMeiTiao=0;
  82. #endif
  83. TimerPeriod = (SystemCoreClock / fre ) + cntMeiTiao;
  84. ChannelPulse = (uint16_t) (TimerPeriod/2);
  85. RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM5, ENABLE);
  86. TIM_TimeBaseStructure.TIM_Prescaler = 0;
  87. TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up;
  88. TIM_TimeBaseStructure.TIM_Period=TimerPeriod;
  89. TIM_TimeBaseStructure.TIM_ClockDivision=TIM_CKD_DIV1;
  90. TIM_TimeBaseStructure.TIM_RepetitionCounter=0;
  91. TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure);
  92. TIM_OCInitStructure.TIM_OCMode=TIM_OCMode_PWM2;
  93. TIM_OCInitStructure.TIM_OutputState=TIM_OutputState_Enable;
  94. TIM_OCInitStructure.TIM_OutputNState=TIM_OutputNState_Enable;
  95. TIM_OCInitStructure.TIM_OCPolarity=TIM_OCPolarity_Low;
  96. TIM_OCInitStructure.TIM_OCNPolarity=TIM_OCNPolarity_High;
  97. TIM_OCInitStructure.TIM_OCIdleState=TIM_OCIdleState_Set;
  98. TIM_OCInitStructure.TIM_OCNIdleState=TIM_OCNIdleState_Reset;
  99. TIM_OCInitStructure.TIM_Pulse=ChannelPulse;
  100. TIM_OC2Init(TIM5, &TIM_OCInitStructure);
  101. TIM_Cmd(TIM5, ENABLE);
  102. TIM_CtrlPWMOutputs(TIM5,ENABLE);
  103. }
  104. void SetBeep(int fre,int tick)
  105. {
  106. #if 1
  107. newBeepSet(fre);
  108. idBeepTimer=os_tmr_create(tick,TMR_INF_BEEP);
  109. idBeepTimer=os_tmr_create(tick+8,TMR_INF_MIC);//添加一个延时
  110. #else
  111. TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  112. TIM_OCInitTypeDef TIM_OCInitStructure;
  113. unsigned short arr;
  114. arr=20000000/fre;//6000000
  115. /*====== 初始化TIM4 ======*/
  116. TIM_TimeBaseStructure.TIM_Period = arr; //设置在下一个更新事件装入活动的自动重装载寄存器周期的值
  117. TIM_TimeBaseStructure.TIM_Prescaler =3; //设置用来作为TIMx时钟频率除数的预分频值
  118. TIM_TimeBaseStructure.TIM_ClockDivision = 0; //设置时钟分割:TDTS = Tck_tim
  119. TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //TIM向上计数模式
  120. TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//重复寄存器,用于自动更新pwm占空比
  121. TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure); //根据TIM_TimeBaseInitStruct中指定的参数初始化TIMx的时间基数单位
  122. //====== 初始化TIM4 Channel2 PWM模式 ======/
  123. TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; //选择定时器模式:TIM脉冲宽度调制模式2
  124. TIM_OCInitStructure.TIM_Pulse=arr/2; //设置占空比时
  125. TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; //比较输出使能
  126. //TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; //输出极性:TIM输出比较极性高
  127. TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; //TIM_OCPolarity_Low 输出极性:TIM输出比较极性低
  128. TIM_OC1Init(TIM5, &TIM_OCInitStructure); //根据T指定的参数初始化外设TIM4 OC2
  129. TIM_OC1PreloadConfig(TIM5, TIM_OCPreload_Enable); //使能TIM4在CCR2上的预装载寄存器
  130. #if 0
  131. //SpeakerEnable();
  132. TIM_Cmd(TIM5, ENABLE); //禁止/使能TIM4
  133. os_dly_wait(tick);
  134. TIM_Cmd(TIM5, DISABLE); //禁止/使能TIM4
  135. //SpeakerDisable();
  136. #else
  137. //SpeakerEnable();
  138. //RunMake(THIS_FILE_ID);
  139. TIM_Cmd(TIM5, ENABLE); //禁止/使能TIM4
  140. idBeepTimer=os_tmr_create(tick,TMR_INF_BEEP);
  141. idBeepTimer=os_tmr_create(tick+8,TMR_INF_MIC);//添加一个延时
  142. //RunMake(THIS_FILE_ID);
  143. //SlwTrace(INF,"os_tmr_create\r\n");
  144. //printf("[Beep%ul]\r\n",os_time_get());
  145. #endif
  146. #endif
  147. }
  148. /**********************************************************************
  149. 1ms在8000~9000之间
  150. ***********************************************************************/
  151. //void DelayMs(unsigned short ms)
  152. //{
  153. // unsigned short i;
  154. // unsigned short t=ms;
  155. // RunMake(THIS_FILE_ID);
  156. // IWDG_ReloadCounter();
  157. // while(t--){
  158. // for(i=0;i<6000;i++);
  159. // IWDG_ReloadCounter();
  160. // }
  161. // RunMake(THIS_FILE_ID);
  162. //}
  163. void SetBeepByNoOS(int fre,int ms)
  164. {
  165. #if 1
  166. newBeepSet(fre);
  167. #else
  168. TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  169. TIM_OCInitTypeDef TIM_OCInitStructure;
  170. unsigned short arr;
  171. RunMake(THIS_FILE_ID);
  172. arr=20000000/fre;//6000000
  173. /*====== 初始化TIM4 ======*/
  174. TIM_TimeBaseStructure.TIM_Period = arr; //设置在下一个更新事件装入活动的自动重装载寄存器周期的值
  175. TIM_TimeBaseStructure.TIM_Prescaler =3; //设置用来作为TIMx时钟频率除数的预分频值
  176. TIM_TimeBaseStructure.TIM_ClockDivision = 0; //设置时钟分割:TDTS = Tck_tim
  177. TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //TIM向上计数模式
  178. TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//重复寄存器,用于自动更新pwm占空比
  179. TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure); //根据TIM_TimeBaseInitStruct中指定的参数初始化TIMx的时间基数单位
  180. RunMake(THIS_FILE_ID);
  181. //====== 初始化TIM4 Channel2 PWM模式 ======/
  182. TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; //选择定时器模式:TIM脉冲宽度调制模式2
  183. TIM_OCInitStructure.TIM_Pulse=arr/2; //设置占空比时
  184. TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; //比较输出使能
  185. //TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; //输出极性:TIM输出比较极性高
  186. TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; //TIM_OCPolarity_Low 输出极性:TIM输出比较极性低
  187. TIM_OC2Init(TIM5, &TIM_OCInitStructure); //根据T指定的参数初始化外设TIM4 OC2
  188. TIM_OC2PreloadConfig(TIM5, TIM_OCPreload_Enable); //使能TIM4在CCR2上的预装载寄存器
  189. #endif
  190. RunMake(THIS_FILE_ID);
  191. TIM_Cmd(TIM5, ENABLE); //禁止/使能TIM4
  192. DelayMs(ms);
  193. TIM_Cmd(TIM5, DISABLE); //禁止/使能TIM4
  194. }
  195. /********************************************************************************
  196. MicCtrlInit
  197. *********************************************************************************/
  198. void MicrophoneInit(void)
  199. {
  200. GPIO_InitTypeDef GPIO_InitStructure;
  201. GPIO_InitStructure.GPIO_Pin = MIC_MUTE_PIN; //TIM_CH2
  202. GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //复用推挽输出
  203. GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  204. GPIO_Init(MIC_MUTE_PORT, &GPIO_InitStructure);//初始化GPIO
  205. MicrophoneCtrl(0);
  206. RunMake(THIS_FILE_ID);
  207. }
  208. /********************************************************************************
  209. MicCtrl
  210. *********************************************************************************/
  211. void MicrophoneCtrl(int en)
  212. {
  213. if(en){
  214. MIC_MUTE_PORT->BRR=MIC_MUTE_PIN;//Set Pin Low ,MIC Enalbe
  215. }else{
  216. MIC_MUTE_PORT->BSRR=MIC_MUTE_PIN;//Set Pin High ,MIC MUTE
  217. }
  218. }
  219. /********************************************************************************
  220. SpeakerInit
  221. *********************************************************************************/
  222. void SpeakerInit(void)
  223. {
  224. GPIO_InitTypeDef GPIO_InitStructure;
  225. GPIO_InitStructure.GPIO_Pin = SPK_MUTE_PIN;
  226. GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //复用推挽输出
  227. GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  228. GPIO_Init(SPK_MUTE_PORT, &GPIO_InitStructure);//初始化GPIO
  229. SpeakerCtrl(0);
  230. }
  231. /********************************************************************************
  232. SpeakerCtrl
  233. *********************************************************************************/
  234. void SpeakerCtrl(int en)
  235. {
  236. if(en){
  237. //SPK_MUTE_PORT->BRR=SPK_MUTE_PIN;//Speaker Enable
  238. SpeakerEnable();
  239. }else{
  240. //SPK_MUTE_PORT->BSRR=SPK_MUTE_PIN;//Speaker Disable
  241. SpeakerDisable();
  242. }
  243. }
  244. void SetRingFreq(int fre)
  245. {
  246. TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
  247. TIM_OCInitTypeDef TIM_OCInitStructure;
  248. unsigned short arr;
  249. arr=20000000/fre;//6000000
  250. /*====== 初始化TIM4 ======*/
  251. TIM_TimeBaseStructure.TIM_Period = arr; //设置在下一个更新事件装入活动的自动重装载寄存器周期的值
  252. TIM_TimeBaseStructure.TIM_Prescaler =3; //设置用来作为TIMx时钟频率除数的预分频值
  253. TIM_TimeBaseStructure.TIM_ClockDivision = 0; //设置时钟分割:TDTS = Tck_tim
  254. TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //TIM向上计数模式
  255. TIM_TimeBaseStructure.TIM_RepetitionCounter=0;//重复寄存器,用于自动更新pwm占空比
  256. TIM_TimeBaseInit(TIM5, &TIM_TimeBaseStructure); //根据TIM_TimeBaseInitStruct中指定的参数初始化TIMx的时间基数单位
  257. //====== 初始化TIM4 Channel2 PWM模式 ======/
  258. TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2; //选择定时器模式:TIM脉冲宽度调制模式2
  259. TIM_OCInitStructure.TIM_Pulse=arr/2; //设置占空比时
  260. TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable; //比较输出使能
  261. //TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High; //输出极性:TIM输出比较极性高
  262. TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low; //TIM_OCPolarity_Low 输出极性:TIM输出比较极性低
  263. TIM_OC1Init(TIM5, &TIM_OCInitStructure); //根据T指定的参数初始化外设TIM4 OC2
  264. TIM_OC1PreloadConfig(TIM5, TIM_OCPreload_Enable); //使能TIM4在CCR2上的预装载寄存器
  265. TIM_Cmd(TIM5, ENABLE); //禁止/使能TIM4
  266. }
  267. const SUT_RING_ELEMENT acusRingStart[]={
  268. //频率,时间
  269. {800,100},
  270. {0,100},
  271. {900,100},
  272. {900,150},
  273. {0,200},
  274. {500,300},
  275. {0,0}//必须以{x,0}作为结束
  276. };
  277. SUT_RING sutRing={0,0,0,0};
  278. void RingStart(SUT_RING_ELEMENT *pRingElement)
  279. {
  280. unsigned short freq,time,num;
  281. num=0;
  282. while(1){
  283. time=pRingElement[num].time;
  284. if(time==0)break;
  285. if(++num>10000)return;//不能太长,太长判断为非法而不处理
  286. }
  287. sutRing.pElement=pRingElement;
  288. sutRing.start=1;
  289. sutRing.handle=0;
  290. freq=sutRing.pElement->freq;
  291. time=sutRing.pElement->time;
  292. SetRingFreq(freq);
  293. idRingTimer=os_tmr_create(time,TMR_INF_RING);
  294. SpeakerDisable();
  295. }
  296. /********************************************************************************
  297. * End of Module
  298. *******************************************************************************/