无线模块程序.doc

#include reg52.h #include ABSACC.h #include intrins.h #include stdio.h //-------------------- #define uint unsigned int #define uchar unsigned char //------------------------------------------------------------- #define BYTE_BIT0 0x01 #define BYTE_BIT1 0x02 #define BYTE_BIT2 0x04 #define BYTE_BIT3 0x08 #define BYTE_BIT4 0x10 #define BYTE_BIT5 0x20 #define BYTE_BIT6 0x40 #define BYTE_BIT7 0x80 //--------------------------------- bdata unsigned char DATA_BUF; #define DATA7 ((DATA_BUFBYTE_BIT7) != 0) #define DATA0 ((DATA_BUFBYTE_BIT0) != 0) //-----------发送数据缓冲区---------------------------- #define TxRxBuf_Len 4 unsigned char TxRxBuf[TxRxBuf_Len]={0,0,0,0,};//把数据放在数组中发出去 //---------------NRF905控制IO------------------------------- sbit TXEN=P0^2; //发送接收选择 sbit TRX_CE=P2^4; //发送接收使能 sbit PWR=P0^3; //设为1，nrf905才能工作 //----------------------------NRF905 spi数据交换端口------------------------------- sbit MISO=P2^6; //nrf905 spi输出 sbit MOSI=P0^6; //nrf905 spi输入 sbit SCK=P2^7; //spi时钟 sbit CSN=P0^7; //spi使能 //----------------------------------------nrf905状态端口--------------------------------------------------------- sbit AM=P2^5; //匹配地址 sbit DR=P0^5; //接收、发送完成标志 sbit CD=P0^4; //载波检测 //-------------------------------------------------------------------------------------------------------------- //-------------------------------------------------------nrf905控制指令------------------------------------------- #define WC 0x00 #define RC 0x10 #define WTP 0x20 #define RTP 0x21 #define WTA 0x22 #define RTA 0x23 #define RRP 0x24 //------------------------------------------------NRF905寄存器配置------------------------------------------------ unsigned char idata RFConf[11]= { 0x00, //配置命令// 0x4c, //CH_NO,配置频段在430MHZ 0x0c, //输出功率为10db,不重发，节电为正常模式 0x44, //地址宽度设置，为4字节 0x04,0x04, //接收发送有效数据长度为32字节 0xCC,0xCC,0xCC,0xCC