標題: 任意聲音延遲程序 msp430單片機工程 [打印本頁]
作者: yhdcm    時間: 2017-1-12 13:22
標題: 任意聲音延遲程序 msp430單片機工程
可用于聲音信號的任意時間延遲，msp430單片機做的


下載：
復件 program.rar (320.76 KB, 下載次數(shù): 13)



主程序預覽：
  1. #include "VoiceHeader.h"
  2. #include "msp430f2274.h"
  3. #include "math.h"
  4. //=============================================================================
  5. // 程序初始化
  6. //=============================================================================
  7. void delay_us(unsigned int us)
  8. {
  9.   while(us--);
  10. }
  11. void delay_ms (unsigned int ms)
  12. {
  13.   unsigned int i;
  14.   for(i=0;i<ms;i++)
  15.   delay_us(500);
  16. }

  18. void InitTimeA(void)
  19. {
  20.   TACCTL0 = CCIE;                           // TACCR0 interrupt enabled
  21.   TACCR0 = 50000;
  22.   TACTL = TASSEL_2 + MC_2;                  // SMCLK, contmode
  23. }
  24. void InitWDT(void)
  25. {
  26.   WDTCTL = WDT_MDLY_32;    // 4ms  mclk=8M
  27.   IE1 |= WDTIE;            // Enable WDT interrupt
  28.   return;
  29. }

  31. void Init_CLK(void)
  32. {
  33.   DCOCTL = 0x68;
  34.   BCSCTL1 = XTS +XT2OFF +DIVA_0 +RSEL3 +RSEL2 +RSEL1 +RSEL0; //
  35.   BCSCTL2 = DIVS_0 +DIVM_0 + SELM_0 + DIVS_3;    // SMCLK = MCLK
  36.   //BCSCTL2 = DIVS_0 +DIVM_0 + SELM_0;
  37.   BCSCTL3 = XT2S_2 + LFXT1S_0;

  39.      /*
  40.   BCSCTL1 = XTS +DIVA_0;
  41.   BCSCTL2 = DIVS_0 +DIVM_0 + SELM_2 +SELS;    // SMCLK = MCLK
  42.   BCSCTL3 = XT2S_2 + LFXT1S_2 +XCAP_3;   //
  43.    */
  44.   
  45.   P1SEL |= BIT4;
  46.   P1DIR |= BIT4;
  47.   return ;
  48. }

  50. void InitADC(void)
  51. {
  52.   ADC10CTL1 = INCH_1 + ADC10DIV_7 + ADC10SSEL_3 + CONSEQ_1; // SMCLK
  53.   ADC10CTL0 = SREF_1 + ADC10SHT_0 + MSC + REF2_5V + REFON + ADC10ON+ ADC10IE;
  54.   ADC10AE0 |= BIT0 + BIT1;                  // P2.0/P2.1 ADC option select
  55. // ADC10DTC0 |= ADC10CT;           // Continous two block transfers  ADC10TB +
  56.   ADC10DTC1 = 0x02;                         // 2 conversion locations
  57.   ADC10SA = 0x0200;                         // Data buffer start
  58.   ADC10CTL0 |= ENC + ADC10SC;               // Start sampling continously
  59. }

  61. void main(void)
  62. {
  63.   _DINT();
  64.   WDTCTL = WDTPW + WDTHOLD;                 // Stop WDT
  65.   Init_CLK();
  66.   InitADC();
  67. // InitTimeA();
  68.   OutLED;
  69.   WriteHighLED;
  70.   
  71.   OutAD7397D0_D7;
  72.   OutAD7397D8_D9;
  73.   OutAD7397_RS;
  74.   WriteHighAD7397_RS;
  75.   OutAD7397_CS;
  76.   WriteHighAD7397_CS;
  77.   OutAD7397_LDA;
  78.   WriteHighAD7397_LDA;
  79.   OutAD7397_AB;
  80.   OutAD7397_LDB;
  81.   WriteHighAD7397_LDB;
  82.   
  83. //  delay_ms(1000);
  84. //  WriteLowLED;
  85.   _EINT();
  86.   
  87.   pA = 200;
  88.   pB = 0;
  89.   
  90.   DataA = (unsigned int *)0x0200;              // Initialize
  91.   DataB = (unsigned int *)0x0202;              // Initialize
  92.   
  93.   
  94.   while(1)
  95.   {
  96.   
  97.   }
  98. }

  100. /*
  101. ******************************************************************************
  102. *中斷程序處理
  103. ******************************************************************************
  104. */
  105. #pragma vector = PORT1_VECTOR       /* 0xFFE4 Port 1 */
  106. __interrupt void PORT1_sever(void)
  107. {
  108. }
  109. #pragma vector = PORT2_VECTOR       /* 0xFFE6 Port 2 */
  110. __interrupt void PORT2_sever(void)
  111. {
  112. }
  113. #pragma vector = ADC10_VECTOR       /* 0xFFEA ADC10 */
  114. __interrupt void ADC10_sever(void)
  115. {  
  116.   
  117.   ADC10CTL0 &= ~(ENC + ADC10SC);               // Start sampling continously
  118.   //================================================
  119.   
  120.   pA ++;
  121.   pB ++;
  122.   
  123.   if(pA >= 400) pA = 0;
  124.   if(pB >= 400) pB = 0;
  125.   
  126.   data[pA] = *DataB;
  127.   
  128.   
  129.   
  130.   
  131.   WriteHighLED;
  132.   WriteLowLED;
  133.   //================================================
  134.   // A 1
  135.   WriteHighAD7397_AB;
  136.   WriteLowAD7397_LDA;
  137.   DD = data[pB];
  138.   WriteAD7397D0_D7 = (unsigned char)DD;
  139.   DD = DD >> 8;
  140.   WriteAD7397D8_D9 &= ~(BIT0 + BIT1);
  141.   WriteAD7397D8_D9 |= DD;
  142.   WriteLowAD7397_CS;
  143.   WriteHighAD7397_CS;
  144.   
  145.   // B 2
  146.   WriteLowAD7397_AB;
  147.   WriteLowAD7397_LDB;
  148.   DD = data[pB];
  149.   WriteAD7397D0_D7 = (unsigned char)DD;
  150.   DD = DD >> 8;
  151.   WriteAD7397D8_D9 &= ~(BIT0 + BIT1);
  152.   WriteAD7397D8_D9 |= DD;
  153.   WriteLowAD7397_CS;
  154.   WriteHighAD7397_CS;
  155.   //=======================================================
  156.   ADC10SA = 0x0200;                         // Data buffer start
  157.   ADC10CTL0 |= ENC + ADC10SC;               // Start sampling continously
  158. }
  159. #pragma vector = USCIAB0TX_VECTOR   /* 0xFFEC USCI A0/B0 Transmit */
  160. __interrupt void USCIAB0TX_sever(void)
  161. {
  162. }
  163. #pragma vector = USCIAB0RX_VECTOR   /* 0xFFEE USCI A0/B0 Receive */
  164. __interrupt void USCIAB0RX_sever(void)
  165. {
  166. }
  167. #pragma vector = TIMERA1_VECTOR     /* 0xFFF0 Timer A CC1-2, TA */
  168. __interrupt void TIMERA1_sever(void)
  169. {
  170. }
  171. #pragma vector = TIMERA0_VECTOR     /* 0xFFF2 Timer A CC0 */
  172. __interrupt void TIMERA0_sever(void)
  173. {
  174. }
  175. #pragma vector = WDT_VECTOR         /* 0xFFF4 Watchdog Timer */
  176. __interrupt void WDT_sever(void)
  177. {  
  178. }
  179. #pragma vector = TIMERB1_VECTOR     /* 0xFFF8 Timer B CC1-2, TB */
  180. __interrupt void TIMERB1_sever(void)
  181. {
  182. }
  183. #pragma vector = TIMERB0_VECTOR     /* 0xFFFA Timer B CC0 */
  184. __interrupt void TIMERB0_sever(void)
  185. {
  186. }
復制代碼






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