nrf905.h

NRF905芯片的C51接收子程序

typedef unsigned char uchar;
typedef unsigned int uint;

/*
sbit CSN=P1^3;		 
sbit SCLK=P1^5;
sbit DR=P1^0;
sbit AM=P1^0;
sbit CD=P1^0;
sbit PWR_UP=P1^1;
sbit TRX_CE=P3^1;							 
sbit DIN=P1^6;
sbit DOUT=P1^7;
sbit TXEN=P1^2;
*/

sbit CSN=P1^0;		 
sbit SCLK=P1^1;
sbit DR=P1^2;
sbit AM=P1^3;
sbit CD=P1^4;
sbit PWR_UP=P1^6;
sbit TRX_CE=P1^7;
sbit DIN=P3^0;
sbit DOUT=P3^1;
sbit TXEN=P3^2;


uchar data add[16];


void main(void);
void init(void);
void indata(void);
void delayms(uint n);
void SPI_write(uchar a,uchar b);
void write(uchar a);
uchar SPI_read(uchar a);
uchar read(void);
void SPI_write4(uchar a,uchar b,uchar c,uchar d,uchar e);
SPI_read_some(uchar a,uchar *p1,uchar num);