标题: msp430f1611红外遥控 [打印本页]
作者: wahaha2018    时间: 2018-7-12 18:56
标题: msp430f1611红外遥控
  1. #include<msp430f1611.h>

  3. unsigned int new_cap=0;
  4. unsigned int old_cap=0;
  5. unsigned int chazhi=0;

  7. unsigned int diff_array[32];                // RAM array for differences
  8. unsigned int capture_array[32];  // RAM array for captures
  9. unsigned int bu[32];
  10. unsigned char index=0;
  11. unsigned char count = 0;
  12. unsigned int i,k,value;


  15. void main( void )
  16. {
  17.   // Stop watchdog timer to prevent time out reset
  18.   WDTCTL = WDTPW + WDTHOLD;

  20.   P1DIR&=~0X02;
  21.   P1SEL=0X02;   //P1.1设置为Timer A 输入
  22.   P2DIR=0X01;
  23.   P2SEL|=0X01;

  25.   BCSCTL1 |= DIVA_3;  // ACLK 8分频

  27.   CCTL0 = CM_3 + SCS + CCIS_0 + CAP + CCIE; // 捕获模式，上升沿捕获，同步捕获，选择Timer A作为捕获事件输入源，中断允许

  29.   TACTL = TASSEL_2 + MC_2+TAIE;; //TACLK=SMCLK 连续计数模式

  31.   __bis_SR_register(LPM0_bits + GIE);  
  32.   _EINT();

  34. while(1)
  35. {
  36.    for(i=0;i<33;i++)
  37.    {
  38.      if(diff_array[i]>55)
  39.      {
  40.        bu[i]=1;
  41.      }
  42.      else
  43.      {
  44.        bu[i]=0;
  45.      }
  46.     for(i=0;i<=7;i++)
  47.     {
  48.       value+=bu[16+i]<<(7-k);
  49.     }

  51. }
  52. }
  53. }

  55. #pragma vector=TIMERA0_VECTOR
  56. __interrupt void TimerA0(void)
  57. {
  58.    new_cap=TACCR0;
  59.    chazhi=new_cap-old_cap;
  60.    diff_array[index]=chazhi;
  61.    capture_array[index]=new_cap;
  62.    index++;
  63.    old_cap=new_cap;

  65. }
  66. #include<msp430f1611.h>

  68. unsigned int new_cap=0;
  69. unsigned int old_cap=0;
  70. unsigned int chazhi=0;

  72. unsigned int diff_array[32];                // RAM array for differences
  73. unsigned int capture_array[32];  // RAM array for captures
  74. unsigned int bu[32];
  75. unsigned char index=0;
  76. unsigned char count = 0;
  77. unsigned int i,k,value;


  80. void main( void )
  81. {
  82.   // Stop watchdog timer to prevent time out reset
  83.   WDTCTL = WDTPW + WDTHOLD;

  85.   P1DIR&=~0X02;
  86.   P1SEL=0X02;   //P1.1设置为Timer A 输入
  87.   P2DIR=0X01;
  88.   P2SEL|=0X01;

  90.   BCSCTL1 |= DIVA_3;  // ACLK 8分频

  92.   CCTL0 = CM_3 + SCS + CCIS_0 + CAP + CCIE; // 捕获模式，上升沿捕获，同步捕获，选择Timer A作为捕获事件输入源，中断允许

  94.   TACTL = TASSEL_2 + MC_2+TAIE;; //TACLK=SMCLK 连续计数模式

  96.   __bis_SR_register(LPM0_bits + GIE);  
  97.   _EINT();

  99. while(1)
  100. {
  101.    for(i=0;i<33;i++)
  102.    {
  103.      if(diff_array[i]>55)
  104.      {
  105.        bu[i]=1;
  106.      }
  107.      else
  108.      {
  109.        bu[i]=0;
  110.      }
  111.     for(i=0;i<=7;i++)
  112.     {
  113.       value+=bu[16+i]<<(7-k);
  114.     }

  116. }
  117. }
  118. }

  120. #pragma vector=TIMERA0_VECTOR
  121. __interrupt void TimerA0(void)
  122. {
  123.    new_cap=TACCR0;
  124.    chazhi=new_cap-old_cap;
  125.    diff_array[index]=chazhi;
  126.    capture_array[index]=new_cap;
  127.    index++;
  128.    old_cap=new_cap;

  130. }
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