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elecman

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[½»Á÷] ¡¾ÇóÖú¡¿ÎÞÏßÄ£¿énRF24L01¶àµãͨѶÉèÖÃÎÊÌâ ÒÑÓÐ2È˲ÎÓë

ÏÂÃæÊÇÎҵijÌÐò£º£¨ÎÒ¾õµÃÓ¦¸ÃÊǽÓÊÕ¶ËͨµÀP2¡¢P3µÄµØÖ·Ã»Ð´¶Ô£¬µ¼ÖÂÕâÁ½¸öͨµÀûÓÐÊÕµ½Êý¾Ý£¬Èç¹ûÐèÒªÆäËû²¿·Ö³ÌÐòÇëÖ¸µã£©
  //*********************************************NRF24L01*************************************
#define TX_ADR_WIDTH    5    // 5 uints TX address width
#define RX_ADR_WIDTH    5    // 5 uints RX address width
#define TX_PLOAD_WIDTH  32      // 20 uints TX payload
#define RX_PLOAD_WIDTH  32   // 20 uints TX payload
uint const TX_ADDRESS[TX_ADR_WIDTH]= {0xAB,0xBA,0x09,0x90,0x00}; //±¾µØµØÖ·
uint const RX_ADDRESS_P0[RX_ADR_WIDTH]= {0xAB,0xBA,0x09,0x90,0x00}; //P0 address
uint const RX_ADDRESS_P1[RX_ADR_WIDTH]= {0xE1,0xE2,0xE3,0xE4,0x01}; //P1 address
uint const RX_ADDRESS_P2[RX_ADR_WIDTH-4]= {0x02}; //P2 address
uint const RX_ADDRESS_P3[RX_ADR_WIDTH-4]= {0x03}; //P3 address
bit NO_1,NO_2,NO_3;

//****************************************************************************************
/*NRF24L01³õʼ»¯
//***************************************************************************************/
void init_NRF24L01(void)
{
    inerDelay2401_us(100);
  CE=0;    // chip enable
  CSN=1;   // Spi disable  
  SCK=0;   // Spi clock line init high
SPI_Write_Buf(WRITE_REG + TX_ADDR, TX_ADDRESS, TX_ADR_WIDTH);    // д±¾µØµØÖ·
SPI_Write_Buf(WRITE_REG + RX_ADDR_P0, RX_ADDRESS_P0, RX_ADR_WIDTH); // дP0ͨµÀµØÖ·
SPI_Write_Buf(WRITE_REG + RX_ADDR_P1, RX_ADDRESS_P1, RX_ADR_WIDTH); // дP1ͨµÀµØÖ·
SPI_Write_Buf(WRITE_REG + RX_ADDR_P2, RX_ADDRESS_P2, RX_ADR_WIDTH-4); // дP2ͨµÀµØÖ·
SPI_Write_Buf(WRITE_REG + RX_ADDR_P3, RX_ADDRESS_P3, RX_ADR_WIDTH-4); // дP3ͨµÀµØÖ·
SPI_RW_Reg(WRITE_REG + EN_AA, 0x0f);      //  ÆµµÀ0¡¢1¡¢2¡¢3×Ô¶¯ ACKÓ¦´ðÔÊÐí
SPI_RW_Reg(WRITE_REG + EN_RXADDR, 0x0f);  //  ÔÊÐí½ÓÊÕµØÖ·Ö»ÓÐÆµµÀ0¡¢1 2 3£¬Èç¹ûÐèÒª¶àƵµÀ¿ÉÒԲο¼Page21   
SPI_RW_Reg(WRITE_REG + RF_CH, 0);        //   ÉèÖÃÐŵÀ¹¤×÷Ϊ2.4GHZ£¬ÊÕ·¢±ØÐëÒ»ÖÂ
SPI_RW_Reg(WRITE_REG + RX_PW_P0, RX_PLOAD_WIDTH); //ÉèÖÃP0½ÓÊÕÊý¾Ý³¤¶È£¬±¾´ÎÉèÖÃΪ32×Ö½Ú
SPI_RW_Reg(WRITE_REG + RX_PW_P1, RX_PLOAD_WIDTH); //ÉèÖÃP1½ÓÊÕÊý¾Ý³¤¶È£¬±¾´ÎÉèÖÃΪ32×Ö½Ú
SPI_RW_Reg(WRITE_REG + RX_PW_P2, RX_PLOAD_WIDTH); //ÉèÖÃP2½ÓÊÕÊý¾Ý³¤¶È£¬±¾´ÎÉèÖÃΪ32×Ö½Ú
SPI_RW_Reg(WRITE_REG + RX_PW_P3, RX_PLOAD_WIDTH); //ÉèÖÃP3½ÓÊÕÊý¾Ý³¤¶È£¬±¾´ÎÉèÖÃΪ32×Ö½Ú
SPI_RW_Reg(WRITE_REG + RF_SETUP, 0x07);    //ÉèÖ÷¢ÉäËÙÂÊΪ1MHZ£¬·¢É书ÂÊΪ×î´óÖµ0dB
SPI_RW_Reg(WRITE_REG + CONFIG, 0x0f);    // IRQÊÕ·¢Íê³ÉÖжÏÏìÓ¦£¬16λCRC £¬Ö÷½ÓÊÕ
}
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ym424424

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elecman

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Originally posted by ym424424 at 2010-07-26 22:47:18:
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