player/Project/Src/Drive/Source/24l01.c

#include "24l01.h" 
#include "string.h"
#include "stdlib.h"
#include "stdio.h"




#ifndef BOOTLOADER
    #include "rthw.h"
    #define IRQ_DISABLE() 		    rt_enter_critical()
    #define IRQ_ENABLE()			rt_exit_critical()
#else
	#define IRQ_DISABLE() { }
	#define IRQ_ENABLE()	{ }
#endif

/*

+--------------------------+
|GND  |3V3  |              |
|-----------|              |
|CE   |CS   |              |
|-----------|              |
|SCK  |MOSI |              |
|-----------|              |
|MISO |INT  |              |
+--------------------------+


+--------------------------+
|GND  |3V3  |              |
|-----------|              |
|PE3  |PE4  |              |
|-----------|              |
|PE2  |PE6  |              |
|-----------|              |
|PE5  |PB6  |              |
+--------------------------+

*/


// <20>ӿں<D3BF><DABA><EFBFBD>
static void nrf24l01_dalay_us(int us)
{
#ifndef BOOTLOADER
    rt_hw_us_delay(us);
#else
    for(int i=0;i<30;i++);
#endif
}

static u32 nrf24l01_det_random(void)
{
    static int d=0;
    d++;
    return d;
}



// 24L01Ƭѡ<C6AC>ź<EFBFBD> PE3
#define NRF24L01_CE(s)   GPIO_WriteBit(GPIOE,GPIO_Pin_3,(BitAction)s)   

// SPIƬѡ<C6AC>ź<EFBFBD>	PE4
#define NRF24L01_CSN(s)  GPIO_WriteBit(GPIOE,GPIO_Pin_4,(BitAction)s)     

// IRQ<52><51><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>    PB6
#define NRF24L01_IRQ()  GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_6)



typedef struct
{
    // <20><><EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    void (*irq)(void);
    
    // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɻص<C9BB>
    void (*send_end_cb)(void *);
    void *send_end_cb_par;
    
    // <20><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>ݻص<DDBB>
    void (*recved_cb)(void *);
    void *recved_cb_par;
    
}nrf_struct;


static nrf_struct g_nrf={0};

static const u8 TX_ADDRESS[TX_ADR_WIDTH]={0x34,0x43,0x10,0x10,0x01}; //<2F><><EFBFBD>͵<EFBFBD>ַ
static const u8 RX_ADDRESS[RX_ADR_WIDTH]={0x34,0x43,0x10,0x10,0x01}; //<2F><><EFBFBD>͵<EFBFBD>ַ
 

void nrf24l01_spi_init(void)
{
    GPIO_InitTypeDef GPIO_InitStructure;
 	SPI_InitTypeDef  SPI_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_SPI4,ENABLE);
    
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE,ENABLE);
    
    GPIO_PinAFConfig(GPIOE, GPIO_PinSource2, GPIO_AF_SPI4);
    GPIO_PinAFConfig(GPIOE, GPIO_PinSource5, GPIO_AF_SPI4);
    GPIO_PinAFConfig(GPIOE, GPIO_PinSource6, GPIO_AF_SPI4);
    
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_PuPd  = GPIO_PuPd_DOWN;
    
    /*!< SPI SCK pin configuration */
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
    GPIO_Init(GPIOE, &GPIO_InitStructure);

    /*!< SPI MOSI pin configuration */
    GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_5;
    GPIO_Init(GPIOE, &GPIO_InitStructure);

    /*!< SPI MISO pin configuration */
    GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_6;
    GPIO_Init(GPIOE, &GPIO_InitStructure);
	
    /*!< Configure sFLASH Card CS pin in output pushpull mode ********************/
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
    GPIO_Init(GPIOE, &GPIO_InitStructure);
    
    //ʧ<><CAA7>SPI<50><49><EFBFBD><EFBFBD>
    SPI_Cmd(SPI4, DISABLE); 
    
	//<2F><><EFBFBD><EFBFBD>SPI<50><49><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ:SPI<50><49><EFBFBD><EFBFBD>Ϊ˫<CEAA><CBAB>˫<EFBFBD><CBAB>ȫ˫<C8AB><CBAB>
	SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;  
    
    //<2F><><EFBFBD><EFBFBD>SPI<50><49><EFBFBD><EFBFBD>ģʽ:<3A><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>SPI
	SPI_InitStructure.SPI_Mode = SPI_Mode_Master;	
	
    //<2F><><EFBFBD><EFBFBD>SPI<50><49><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD>С:SPI<50><49><EFBFBD>ͽ<EFBFBD><CDBD><EFBFBD>8λ֡<CEBB>ṹ
	SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;	
	
    //<2F><><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC>ʱ<EFBFBD>ӵĿ<D3B5><C4BF><EFBFBD>״̬Ϊ<CCAC>͵<EFBFBD>ƽ
	SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;		
    
    //<2F><><EFBFBD><EFBFBD>ͬ<EFBFBD><CDAC>ʱ<EFBFBD>ӵĵ<D3B5>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>أ<EFBFBD><D8A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½<EFBFBD><C2BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD><DDB1><EFBFBD><EFBFBD><EFBFBD>
	SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;	
    
    //NSS<53>ź<EFBFBD><C5BA><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD>NSS<53>ܽţ<DCBD><C5A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>SSIλ<49><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:<3A>ڲ<EFBFBD>NSS<53>ź<EFBFBD><C5BA><EFBFBD>SSIλ<49><CEBB><EFBFBD><EFBFBD>
	SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;		
    
    //<2F><><EFBFBD>岨<EFBFBD><E5B2A8><EFBFBD><EFBFBD>Ԥ<EFBFBD><D4A4>Ƶ<EFBFBD><C6B5>ֵ:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԥ<EFBFBD><D4A4>ƵֵΪ256
	SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_16;		
    
    //ָ<><D6B8><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD><EFBFBD><EFBFBD>MSBλ<42><CEBB><EFBFBD><EFBFBD>LSBλ<42><CEBB>ʼ:<3A><><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD><EFBFBD><EFBFBD>MSBλ<42><CEBB>ʼ
	SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;	
    
    //CRCֵ<43><D6B5><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><C4B6><EFBFBD>ʽ
	SPI_InitStructure.SPI_CRCPolynomial = 7;	
    
    //<2F><><EFBFBD><EFBFBD>SPI_InitStruct<63><74>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SPIx<49>Ĵ<EFBFBD><C4B4><EFBFBD>
	SPI_Init(SPI4, &SPI_InitStructure);  
    
    //ʹ<><CAB9>SPI<50><49><EFBFBD><EFBFBD>
	SPI_Cmd(SPI4, ENABLE); 
	
}


// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>Ĭ<EFBFBD>Ͻ<EFBFBD><CFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
void nrf24l01_sort_init(void);


 
//<2F><>ʼ<EFBFBD><CABC>24L01<30><31>IO<49><4F>
void nrf24l01_init(void)
{  
    GPIO_InitTypeDef  GPIO_InitStructure;

    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB|RCC_AHB1Periph_GPIOE, ENABLE);//ʹ<><CAB9>GPIOB,Gʱ<47><CAB1>
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_EXTIT,ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);//ʹ<><CAB9>SYSCFGʱ<47><CAB1>
    // GE3 Ƭѡ<C6AC><D1A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;       //<2F><>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ģʽ
    GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;      //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;  //100MHz
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;        //<2F><><EFBFBD><EFBFBD>
    GPIO_Init(GPIOE, &GPIO_InitStructure);              

    // GB6 <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>
    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;        //<2F><><EFBFBD><EFBFBD>
    GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;        //<2F><><EFBFBD><EFBFBD>
    GPIO_Init(GPIOB, &GPIO_InitStructure);           

    EXTI_InitTypeDef EXTI_InitStruct={0};
    
    SYSCFG_EXTILineConfig(EXTI_PortSourceGPIOB,EXTI_PinSource6);
    
    EXTI_InitStruct.EXTI_Line= EXTI_Line6;
    EXTI_InitStruct.EXTI_Mode= EXTI_Mode_Interrupt;
    EXTI_InitStruct.EXTI_Trigger= EXTI_Trigger_Falling;
    EXTI_InitStruct.EXTI_LineCmd= ENABLE;
    EXTI_Init(&EXTI_InitStruct);
    
	NVIC_InitTypeDef NVIC_InitStructure;
	NVIC_InitStructure.NVIC_IRQChannel = EXTI9_5_IRQn;											
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3;								
	NVIC_InitStructure.NVIC_IRQChannelSubPriority =3;									
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;								
	NVIC_Init(&NVIC_InitStructure);									

    // <20><><EFBFBD><EFBFBD>NRF<52><46><EFBFBD>ص<EFBFBD><D8B5><EFBFBD>ʼ<EFBFBD><CABC>SPI<50><49><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    nrf24l01_spi_init();        

    NRF24L01_CE(0); 			//ʹ<><CAB9>24L01
    NRF24L01_CSN(1);			//SPIƬѡȡ<D1A1><C8A1>	 

    nrf24l01_sort_init();
}


// ȥ<><C8A5>ʼ<EFBFBD><CABC>
void nrf24l01_deinit(void)
{
    
    EXTI_InitTypeDef EXTI_InitStruct={0};
    EXTI_InitStruct.EXTI_Line= EXTI_Line6;
    EXTI_InitStruct.EXTI_Mode= EXTI_Mode_Interrupt;
    EXTI_InitStruct.EXTI_Trigger= EXTI_Trigger_Falling;
    EXTI_InitStruct.EXTI_LineCmd= DISABLE;
    EXTI_Init(&EXTI_InitStruct);
    
    NRF24L01_CE(0);
    
}



void EXTI9_5_IRQHandler(void)
{
    if(EXTI_GetITStatus(EXTI_Line6)==SET)
    {
        EXTI_ClearITPendingBit(EXTI_Line6);
        if(g_nrf.irq) g_nrf.irq();
    }
}









u8 spi_read_write_byte(u8 txdata)
{		 	
    // <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  
    while (SPI_I2S_GetFlagStatus(SPI4, SPI_I2S_FLAG_TXE) == RESET){}
        
    // ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SPIx<49><78><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>byte  <20><><EFBFBD><EFBFBD>
    SPI_I2S_SendData(SPI4, txdata);
        
    // <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>byte  
    while (SPI_I2S_GetFlagStatus(SPI4, SPI_I2S_FLAG_RXNE) == RESET){}
        
    // <20><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8>SPIx<49><78><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD>		
    return SPI_I2S_ReceiveData(SPI4); 		    
}


//SPIд<49>Ĵ<EFBFBD><C4B4><EFBFBD>
//reg:ָ<><D6B8><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ
//value:д<><D0B4><EFBFBD><EFBFBD>ֵ
u8 nrf24l01_write_reg(u8 reg,u8 value)
{
	u8 status;	
   	NRF24L01_CSN(0);                 //ʹ<><CAB9>SPI<50><49><EFBFBD><EFBFBD>
  	status =spi_read_write_byte(reg);//<2F><><EFBFBD>ͼĴ<CDBC><C4B4><EFBFBD><EFBFBD><EFBFBD> 
  	spi_read_write_byte(value);      //д<><D0B4><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ֵ
  	NRF24L01_CSN(1);                 //<2F><>ֹSPI<50><49><EFBFBD><EFBFBD>	   
  	return(status);       			//<2F><><EFBFBD><EFBFBD>״ֵ̬
}



//<2F><>ȡSPI<50>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ
//reg:Ҫ<><D2AA><EFBFBD>ļĴ<C4BC><C4B4><EFBFBD>
u8 nrf24l01_read_reg(u8 reg)
{
	u8 reg_val;	    
 	NRF24L01_CSN(0);          //ʹ<><CAB9>SPI<50><49><EFBFBD><EFBFBD>		
  	spi_read_write_byte(reg);   //<2F><><EFBFBD>ͼĴ<CDBC><C4B4><EFBFBD><EFBFBD><EFBFBD>
  	reg_val=spi_read_write_byte(0XFF);//<2F><>ȡ<EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  	NRF24L01_CSN(1);          //<2F><>ֹSPI<50><49><EFBFBD><EFBFBD>		    
  	return(reg_val);           //<2F><><EFBFBD><EFBFBD>״ֵ̬
}	





//<2F><>ָ<EFBFBD><D6B8>λ<EFBFBD>ö<EFBFBD><C3B6><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD><EFBFBD>
//reg:<3A>Ĵ<EFBFBD><C4B4><EFBFBD>(λ<><CEBB>)
//*pBuf:<3A><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
//len:<3A><><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ֵ,<2C>˴ζ<CBB4><CEB6><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ 
u8 nrf24l01_read_buf(u8 reg,u8 *pBuf,u8 len)
{
	u8 status,u8_ctr;	       
  	NRF24L01_CSN(0);           //ʹ<><CAB9>SPI<50><49><EFBFBD><EFBFBD>
  	status=spi_read_write_byte(reg);//<2F><><EFBFBD>ͼĴ<CDBC><C4B4><EFBFBD>ֵ(λ<><CEBB>),<2C><><EFBFBD><EFBFBD>ȡ״ֵ̬   	   
 	for(u8_ctr=0;u8_ctr<len;u8_ctr++)pBuf[u8_ctr]=spi_read_write_byte(0XFF);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  	NRF24L01_CSN(1);       //<2F>ر<EFBFBD>SPI<50><49><EFBFBD><EFBFBD>
  	return status;        //<2F><><EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD>״ֵ̬
}



//<2F><>ָ<EFBFBD><D6B8>λ<EFBFBD><CEBB>дָ<D0B4><D6B8><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD><EFBFBD><EFBFBD>
//reg:<3A>Ĵ<EFBFBD><C4B4><EFBFBD>(λ<><CEBB>)
//*pBuf:<3A><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
//len:<3A><><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ֵ,<2C>˴ζ<CBB4><CEB6><EFBFBD><EFBFBD><EFBFBD>״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ
u8 nrf24l01_write_buf(u8 reg, u8 *pBuf, u8 len)
{
	u8 status,u8_ctr;	    
 	NRF24L01_CSN(0);          //ʹ<><CAB9>SPI<50><49><EFBFBD><EFBFBD>
  	status = spi_read_write_byte(reg);//<2F><><EFBFBD>ͼĴ<CDBC><C4B4><EFBFBD>ֵ(λ<><CEBB>),<2C><><EFBFBD><EFBFBD>ȡ״ֵ̬
  	for(u8_ctr=0; u8_ctr<len; u8_ctr++)spi_read_write_byte(*pBuf++); //д<><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>	 
  	NRF24L01_CSN(1);       //<2F>ر<EFBFBD>SPI<50><49><EFBFBD><EFBFBD>
  	return status;          //<2F><><EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD><EFBFBD>״ֵ̬
}				   







//<2F><><EFBFBD><EFBFBD>24L01<30>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>ֵ:0<><30><EFBFBD>ɹ<EFBFBD>;1<><31>ʧ<EFBFBD><CAA7>	
u8 nrf24l01_check(void)
{
	u8 i;
    u8 old[5];
    nrf24l01_read_buf(TX_ADDR,old,5);
    
	u8 buf[5]={0XA5,0XA5,0XA5,0XA5,0XA5};
	nrf24l01_write_buf(NRF_WRITE_REG+TX_ADDR,buf,5);//д<><D0B4>5<EFBFBD><35><EFBFBD>ֽڵĵ<DAB5>ַ.	
	nrf24l01_read_buf(TX_ADDR,buf,5); //<2F><><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD>ĵ<EFBFBD>ַ  
	for(i=0;i<5;i++)if(buf[i]!=0XA5)break;	 							   
	if(i!=5)return 1;//<2F><><EFBFBD><EFBFBD>24L01<30><31><EFBFBD><EFBFBD>

	nrf24l01_write_buf(NRF_WRITE_REG+TX_ADDR,old,5);//д<><D0B4>5<EFBFBD><35><EFBFBD>ֽڵĵ<DAB5>ַ.	
	return 0;		 //<2F><><EFBFBD>⵽24L01
}	 	 


// <20><><EFBFBD>õ<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>ҵģ<D2B5><C4A3>Է<EFBFBD><D4B7><EFBFBD>
void nrf24l01_set_addr(u8 my[5],u8 dst[5])
{
    //дTX<54>ڵ<EFBFBD><DAB5><EFBFBD>ַ 
  	nrf24l01_write_buf(NRF_WRITE_REG+TX_ADDR,(u8*)dst,TX_ADR_WIDTH);
    
    //<2F><><EFBFBD><EFBFBD>RX<52>ڵ<EFBFBD><DAB5><EFBFBD>ַ,<2C><>ҪΪ<D2AA><CEAA>ʹ<EFBFBD><CAB9>ACK	  
  	nrf24l01_write_buf(NRF_WRITE_REG+RX_ADDR_P0,(u8*)my,RX_ADR_WIDTH); 
}

// <20><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD>ŵ<EFBFBD>
void nrf24l01_set_chan(u8 chan)
{    
    //<2F><><EFBFBD><EFBFBD>RFͨ<46><CDA8>Ϊchan
  	nrf24l01_write_reg(NRF_WRITE_REG+RF_CH,chan&0x3f);     
}

// <20><><EFBFBD>ý<EFBFBD><C3BD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>ݵĻص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD>
void nrf24l01_set_recv_cb(void(*fun)(void *t),void *t)
{
    g_nrf.recved_cb=fun;
    g_nrf.recved_cb_par=t;
}


// <20><><EFBFBD>÷<EFBFBD><C3B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵĻص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD>
void nrf24l01_set_send_cb(void(*fun)(void *t),void *t)
{
    g_nrf.send_end_cb=fun;
    g_nrf.send_end_cb_par=t;
}

// <20><><EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD>ж<EFBFBD>ʱ<EFBFBD>Ļص<C4BB><D8B5><EFBFBD><EFBFBD><EFBFBD>
void nrf24l01_set_irq_cb(void(*fun)(void))
{
    g_nrf.irq=fun;
}






// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>Ĭ<EFBFBD>Ͻ<EFBFBD><CFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
void nrf24l01_sort_init(void)
{														 
    
    g_nrf.irq=nrf24l01_irq;
    
	NRF24L01_CE(0);	
    
    //дTX<54>ڵ<EFBFBD><DAB5><EFBFBD>ַ 
  	nrf24l01_write_buf(NRF_WRITE_REG+TX_ADDR,(u8*)TX_ADDRESS,TX_ADR_WIDTH);
    
    //<2F><><EFBFBD><EFBFBD>RX<52>ڵ<EFBFBD><DAB5><EFBFBD>ַ,<2C><>ҪΪ<D2AA><CEAA>ʹ<EFBFBD><CAB9>ACK	  
  	nrf24l01_write_buf(NRF_WRITE_REG+RX_ADDR_P0,(u8*)RX_ADDRESS,RX_ADR_WIDTH); 
    
    //<2F><>ֹ<EFBFBD>Զ<EFBFBD>Ӧ<EFBFBD><D3A6>   
  	nrf24l01_write_reg(NRF_WRITE_REG+EN_AA,0x00);  
    
    //ʹ<><CAB9>ͨ<EFBFBD><CDA8>0<EFBFBD>Ľ<EFBFBD><C4BD>յ<EFBFBD>ַ  
  	nrf24l01_write_reg(NRF_WRITE_REG+EN_RXADDR,0x01); 
    
    //ѡ<><D1A1>ͨ<EFBFBD><CDA8>0<EFBFBD><30><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD> 	 
    nrf24l01_write_reg(NRF_WRITE_REG+RX_PW_P0,RX_PLOAD_WIDTH);   
    
    //<2F><>ֹ<EFBFBD>Զ<EFBFBD><D4B6>ط<EFBFBD>
  	nrf24l01_write_reg(NRF_WRITE_REG+SETUP_RETR,0x0);
    
    //<2F><><EFBFBD><EFBFBD>RFͨ<46><CDA8>Ϊ40
  	nrf24l01_write_reg(NRF_WRITE_REG+RF_CH,40);     
    
    //<2F><><EFBFBD><EFBFBD>TX<54><58><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,0db<64><62><EFBFBD><EFBFBD>,2Mbps,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>濪<EFBFBD><E6BFAA>  
  	nrf24l01_write_reg(NRF_WRITE_REG+RF_SETUP,0x0f);  
    
    //<2F><><EFBFBD><EFBFBD>ģʽ<C4A3><CABD>0xf;<3B><><EFBFBD><EFBFBD>ģʽ0xe<78><65><EFBFBD><EFBFBD><EFBFBD><EFBFBD>crc16
  	nrf24l01_write_reg(NRF_WRITE_REG+CONFIG,0x0f); 
    
    u8 sta=0;
	sta=nrf24l01_read_reg(STATUS); 
    
    // <20><><EFBFBD><EFBFBD>TX_DS<44><53>MAX_RT<52>жϱ<D0B6>־
	nrf24l01_write_reg(NRF_WRITE_REG+STATUS,sta); 
    
    // <20><><EFBFBD><EFBFBD>rxfifo<66><6F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3>򲻻<EFBFBD><F2B2BBBB>ٲ<EFBFBD><D9B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϣ<D0B6><CFA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RX FIFO<46>Ĵ<EFBFBD><C4B4><EFBFBD> 
    nrf24l01_write_reg(FLUSH_RX,0xff);
    
    //CEΪ<45><CEAA>
	NRF24L01_CE(1);
}





// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// data<74><61>Ҫ<EFBFBD><D2AA><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>
// len<65><6E><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3>ȣ<EFBFBD><C8A3><EFBFBD><EFBFBD>ܳ<EFBFBD><DCB3><EFBFBD>32<33>ֽ<EFBFBD>
int nrf24l01_send(void *data)
{
    
	NRF24L01_CE(0);	
    //<2F><><EFBFBD><EFBFBD>ģʽ<C4A3><CABD>0xf;<3B><><EFBFBD><EFBFBD>ģʽ0xe<78><65><EFBFBD><EFBFBD><EFBFBD><EFBFBD>crc16
  	nrf24l01_write_reg(NRF_WRITE_REG+CONFIG,0x0e);
    //д<><D0B4><EFBFBD>ݵ<EFBFBD>TX BUF  32<33><32><EFBFBD>ֽ<EFBFBD>
  	nrf24l01_write_buf(WR_TX_PLOAD,data,TX_PLOAD_WIDTH);
    
	NRF24L01_CE(1);	
    return 0;
}




// <20><>ȡ<EFBFBD><C8A1><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ,<2C><><EFBFBD><EFBFBD>0<EFBFBD>ɹ<EFBFBD>
// buf<75><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD>
int nrf24l01_read(void *buf)
{
    nrf24l01_read_buf(RD_RX_PLOAD,buf,RX_PLOAD_WIDTH);//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
    return 0;
}



// nrf<72><66><EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void nrf24l01_irq(void)
{
    u8 sta=0;
	sta=nrf24l01_read_reg(STATUS);  //<2F><>ȡ״̬<D7B4>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD>ֵ	   
	nrf24l01_write_reg(NRF_WRITE_REG+STATUS,sta); //<2F><><EFBFBD><EFBFBD>TX_DS<44><53>MAX_RT<52>жϱ<D0B6>־
	if(sta&TX_OK)//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	{
        //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD>Զ<EFBFBD><D4B6>л<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>ģʽ
        NRF24L01_CE(0);	
        nrf24l01_write_reg(NRF_WRITE_REG+CONFIG,0x0f);
        NRF24L01_CE(1);	
		if(g_nrf.send_end_cb)
            g_nrf.send_end_cb(g_nrf.send_end_cb_par);
	}
    else if(sta&RX_OK)
    {
        if(g_nrf.recved_cb)
            g_nrf.recved_cb(g_nrf.recved_cb_par);
        // <20><>ȡ֮<C8A1><D6AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RX FIFO<46>Ĵ<EFBFBD><C4B4><EFBFBD>
        nrf24l01_write_reg(FLUSH_RX,0xff); 

    }
        
}