NRF2401詳細注釋編程程序

NRF2401詳細注釋編程程序NRF2401詳細注釋編程程序NRF2401詳細注釋編程程序xxx公司NRF2401詳細注釋編程程序文件編號：文件日期：修訂次數(shù)：第1.0次更改批準審核制定方案設計，管理制度#include<>#include<>typedefunsignedcharuchar;typedefunsignedcharuint;SCK=1;uchar|=MISO;thensetSCKlowagain}return(uchar);.SPI_RW(reg);reg_val=SPI_RW(0);thenreadregistervalueCSN=1;andwritevaluetoit..CSN=1;//CSNhighagainreturn(status);//returnnRF24L01statusuchar}/****************************************************************************************************//*函數(shù)：uintSPI_Read_Buf(ucharreg,uchar*pBuf,ucharuchars)/*功能:用于讀數(shù)據(jù)，reg：為寄存器地址，pBuf：為待讀出數(shù)據(jù)地址，uchars：讀出數(shù)據(jù)的個數(shù)/****************************************************************************************************/uintSPI_Read_Buf(ucharreg,uchar*pBuf,ucharuchars){uintstatus,uchar_ctr;CSN=0;//SetCSNlow,initSPItranactionstatus=SPI_RW(reg);//Selectregistertowritetoandreadstatusucharfor(uchar_ctr=0;uchar_ctr<uchars;uchar_ctr++)pBuf[uchar_ctr]=SPI_RW(0);//CSN=1;return(status);//returnnRF24L01statusuchar}/*********************************************************************************************************/*函數(shù)：uintSPI_Write_Buf(ucharreg,uchar*pBuf,ucharuchars)/*功能:用于寫數(shù)據(jù)：為寄存器地址，pBuf：為待寫入數(shù)據(jù)地址，uchars：寫入數(shù)據(jù)的個數(shù)/*********************************************************************************************************/uintSPI_Write_Buf(ucharreg,uchar*pBuf,ucharuchars){uintstatus,uchar_ctr;CSN=0;//SPI使能status=SPI_RW(reg);for(uchar_ctr=0;uchar_ctr<uchars;uchar_ctr++)//SPI_RW(*pBuf++);CSN=1;//關閉SPIreturn(status);//}/****************************************************************************************************//*函數(shù)：voidSetRX_Mode(void)/*功能：數(shù)據(jù)接收配置/****************************************************************************************************/voidSetRX_Mode(void){CE=0;SPI_RW_Reg(WRITE_REG+CONFIG,0x0f);//IRQ收發(fā)完成中斷響應，16位CRC，主接收CE=1;inerDelay_us(130);}/******************************************************************************************************//*函數(shù)：unsignedcharnRF24L01_RxPacket(unsignedchar*rx_buf)/*功能：數(shù)據(jù)讀取后放如rx_buf接收緩沖區(qū)中/******************************************************************************************************/unsignedcharnRF24L01_RxPacket(unsignedchar*rx_buf){unsignedcharrevale=0;sta=SPI_Read(STATUS);//讀取狀態(tài)寄存其來判斷數(shù)據(jù)接收狀況if(RX_DR)//判斷是否接收到數(shù)據(jù){CE=0;//SPI使能SPI_Read_Buf(RD_RX_PLOAD,rx_buf,TX_PLOAD_WIDTH);//readreceivepayloadfromRX_FIFObufferrevale=1;//讀取數(shù)據(jù)完成標志}SPI_RW_Reg(WRITE_REG+STATUS,sta);//接收到數(shù)據(jù)后RX_DR,TX_DS,MAX_PT都置高為1，通過寫1來清楚中斷標志returnrevale;}/***********************************************************************************************************/*函數(shù)：voidnRF24L01_TxPacket(unsignedchar*tx_buf)/*功能：發(fā)送tx_buf中數(shù)據(jù)/**********************************************************************************************************/voidnRF24L01_TxPacket(unsignedchar*tx_buf){CE=0;//StandByI模式SPI_Write_Buf(WRITE_REG+RX_ADDR_P0,TX_ADDRESS,TX_ADR_WIDTH);//裝載接收端地址SPI_Write_Buf(WR_TX_PLOAD,tx_buf,TX_PLOAD_WIDTH);//裝載數(shù)據(jù)SPI_RW_Reg(WRITE_REG+CONFIG,0x0e);//IRQ收發(fā)完成中斷響應，16位CRC，主發(fā)送CE=1;//置高CE，激發(fā)數(shù)據(jù)發(fā)送inerDelay_us(10);}//************************************主函數(shù)************************************************************voidmain(void){unsignedchartf=0;unsignedcharTxBuf[20]={0};//unsignedcharRxBuf[20]={0};init_NRF24L01();led1=1;led2=1;P0=0x00;TxBuf[1]=1;TxBuf[2]=1;nRF24L01_TxPacket(TxBuf);//TransmitTxbufferdataDelay(6000);P0=0xBF;while(1){if(KEY1==0){TxBuf[1]=1;tf=1;led1=0;Delay(120);led1=1;Delay(120);}if(KEY2==0){TxBuf[2]=1;tf=1;led2=0;Delay(120);led2=1;Delay(120);}if(tf==1){nRF24L01_TxPacket(TxBuf);//TransmitTxbufferdataTxBuf[1]=0x00;TxBuf[2]=0x00;tf=0;Delay(1000);}SetRX_Mode();RxBuf[1]=0x00;RxBuf[2]=0x00;Delay(1000);nRF24L01_R