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Karseyloh

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Mar 27th, 2017
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C 0.41 KB | None | 0 0
  1. void Audio(uint32_t number){
  2.     GPIO_WriteBit(GPIOB, GPIO_Pin_12, 0);//DCLK
  3.     for (i=0;i<4400;i++);//2ms
  4.     for (n = 0; n < 16; n ++) {
  5.         GPIO_WriteBit(GPIOB, GPIO_Pin_12, 0);//DCLK
  6.         for (i=0;i<110;i++);//50us
  7.         GPIO_WriteBit(GPIOB, GPIO_Pin_1, (number>>(15-n))&1);////////DIN
  8.         for (i=0;i<110;i++);//50us
  9.         GPIO_WriteBit(GPIOB, GPIO_Pin_12, 1);//DCLK
  10.         for (i=0;i<220;i++);//100us
  11.         for (i=0;i<4400;i++);//2ms
  12.     }
  13. }
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