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    1. STM32F103 的SPI问题 5/12604 stm32/stm8 2011-04-11
      #include"stm32f10x_lib.h" #define BufferSize 32 u8 SPI1_Buffer_Tx[BufferSize] = {0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,                                  0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,0x10,0x11,0x12,                                  0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,0x1B,                                  0x1C,0x1D,0x1E,0x1F,0x20}; u8 SPI2_Buffer_Tx[BufferSize] = {0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,                                  0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,0x60,0x61,0x62,                                  0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,0x6B,                                  0x6C,0x6D,0x6E,0x6F,0x70}; u8 SPI1_Buffer_Rx[BufferSize], SPI2_Buffer_Rx[BufferSize]; u8 Tx_Idx = 0, Rx_Idx = 0, k = 0; SPI_InitTypeDef   SPI_InitStructure; void RCC_Configuration(void); void NVIC_Configuration(void); void SPI_Configuration(void); void GPIO_Configuration(void); int main(void) { #ifdef debug   debug(); #endif   RCC_Configuration();   NVIC_Configuration();   SPI_Configuration();   GPIO_Configuration();   while(1)   {      while(Tx_Idx

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