樓主的部分代碼:
- #include <STC15W4K60S4.H>
- #include <intrins.h>
- #include <NRF24L01.H>
- //*********************************************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 20 // 20 uints TX payload
- #define RX_PLOAD_WIDTH 20 // 20 uints TX payload
- uint const TX_ADDRESS[TX_ADR_WIDTH]= {0x34,0x43,0x10,0x10,0x01}; //本地地址
- uint const RX_ADDRESS[RX_ADR_WIDTH]= {0x34,0x43,0x10,0x10,0x01}; //接收地址
- //***************************************NRF24L01寄存器指令*******************************************************
- #define READ_REG 0x00 // 讀寄存器指令
- #define WRITE_REG 0x20 // 寫(xiě)寄存器指令
- #define RD_RX_PLOAD 0x61 // 讀取接收數(shù)據(jù)指令
- #define WR_TX_PLOAD 0xA0 // 寫(xiě)待發(fā)數(shù)據(jù)指令
- #define FLUSH_TX 0xE1 // 沖洗發(fā)送 FIFO指令
- #define FLUSH_RX 0xE2 // 沖洗接收 FIFO指令
- #define REUSE_TX_PL 0xE3 // 定義重復(fù)裝載數(shù)據(jù)指令
- #define NOP 0xFF // 保留
- //*************************************SPI(nRF24L01)寄存器地址****************************************************
- #define CONFIG2 0x00 // 配置收發(fā)狀態(tài),CRC校驗(yàn)?zāi)J揭约笆瞻l(fā)狀態(tài)響應(yīng)方式
- #define EN_AA 0x01 // 自動(dòng)應(yīng)答功能設(shè)置
- #define EN_RXADDR 0x02 // 可用信道設(shè)置
- #define SETUP_AW 0x03 // 收發(fā)地址寬度設(shè)置
- #define SETUP_RETR 0x04 // 自動(dòng)重發(fā)功能設(shè)置
- #define RF_CH 0x05 // 工作頻率設(shè)置
- #define RF_SETUP 0x06 // 發(fā)射速率、功耗功能設(shè)置
- #define STATUS 0x07 // 狀態(tài)寄存器
- #define OBSERVE_TX 0x08 // 發(fā)送監(jiān)測(cè)功能
- #define CD 0x09 // 地址檢測(cè)
- #define RX_ADDR_P0 0x0A // 頻道0接收數(shù)據(jù)地址
- #define RX_ADDR_P1 0x0B // 頻道1接收數(shù)據(jù)地址
- #define RX_ADDR_P2 0x0C // 頻道2接收數(shù)據(jù)地址
- #define RX_ADDR_P3 0x0D // 頻道3接收數(shù)據(jù)地址
- #define RX_ADDR_P4 0x0E // 頻道4接收數(shù)據(jù)地址
- #define RX_ADDR_P5 0x0F // 頻道5接收數(shù)據(jù)地址
- #define TX_ADDR 0x10 // 發(fā)送地址寄存器
- #define RX_PW_P0 0x11 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define RX_PW_P1 0x12 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define RX_PW_P2 0x13 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define RX_PW_P3 0x14 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define RX_PW_P4 0x15 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define RX_PW_P5 0x16 // 接收頻道0接收數(shù)據(jù)長(zhǎng)度
- #define FIFO_STATUS 0x17 // FIFO棧入棧出狀態(tài)寄存器設(shè)置
- //*****************************************長(zhǎng)延時(shí)*****************************************
- void Delay(unsigned int s)
- {
- volatile unsigned int i;
- for(i=0; i<s; i++);
- for(i=0; i<s; i++);
- }
- //******************************************************************************************
- uint bdata sta; //狀態(tài)標(biāo)志
- sbit RX_DR =sta^6;
- sbit TX_DS =sta^5;
- sbit MAX_RT =sta^4;
- sbit TX_FULL =sta^0;
- /******************************************************************************************
- /*延時(shí)函數(shù)
- /******************************************************************************************/
- void inerDelay_us(unsigned char n)
- {
- for(;n>0;n--);
- }
- //****************************************************************************************
- /*NRF24L01初始化
- //***************************************************************************************/
- void init_NRF24L01(void)
- {
- CE=0; // chip enable
- CSN=1; // Spi disable
- SCK=0; //
- SPI_Write_Buf(WRITE_REG + TX_ADDR, TX_ADDRESS, TX_ADR_WIDTH); // 寫(xiě)本地地址
- SPI_Write_Buf(WRITE_REG + RX_ADDR_P0, RX_ADDRESS, RX_ADR_WIDTH); // 寫(xiě)接收端地址
- SPI_RW_Reg(WRITE_REG + EN_AA, 0x01); // 頻道0自動(dòng) ACK應(yīng)答允許
- SPI_RW_Reg(WRITE_REG + EN_RXADDR, 0x01); // 允許接收地址只有頻道0,如果需要多頻道可以參考Page21
- SPI_RW_Reg(WRITE_REG + RF_CH, 0x6e); // 設(shè)置信道工作為2.4GHZ,收發(fā)必須一致
- SPI_RW_Reg(WRITE_REG + RX_PW_P0, RX_PLOAD_WIDTH); //設(shè)置接收數(shù)據(jù)長(zhǎng)度,本次設(shè)置為32字節(jié)
- SPI_RW_Reg(WRITE_REG + RF_SETUP, 0x27); //設(shè)置發(fā)射速率為1MB/S,發(fā)射功率為最大值+7dB,由于有X2401L功放,實(shí)際+21dbm輸出
- }
- /****************************************************************************************************
- /*函數(shù):uint SPI_RW(uint uchar)
- /*功能:NRF24L01的SPI寫(xiě)時(shí)序
- /****************************************************************************************************/
- uint SPI_RW(uint uchar)
- {
- uint bit_ctr;
- for(bit_ctr=0;bit_ctr<8;bit_ctr++) // output 8-bit
- {
- MOSI = (uchar & 0x80); // output 'uchar', MSB to MOSI
- uchar = (uchar << 1); // shift next bit into MSB..
- SCK = 1; // Set SCK high..
- inerDelay_us(12);
- uchar |= MISO; // capture current MISO bit
- inerDelay_us(12);
- SCK = 0; // ..then set SCK low again
- }
- return(uchar); // return read uchar
- }
- /****************************************************************************************************
- /*函數(shù):uchar SPI_Read(uchar reg)
- /*功能:NRF24L01的SPI時(shí)序
- /****************************************************************************************************/
- uchar SPI_Read(uchar reg)
- {
- uchar reg_val;
-
- CSN = 0; // CSN low, initialize SPI communication...
- inerDelay_us(12);
- SPI_RW(reg); // Select register to read from..
- inerDelay_us(12);
- reg_val = SPI_RW(0); // ..then read registervalue
- inerDelay_us(12);
- CSN = 1; // CSN high, terminate SPI communication
-
- return(reg_val); // return register value
- }
- /****************************************************************************************************/
- /*功能:NRF24L01讀寫(xiě)寄存器函數(shù)
- /****************************************************************************************************/
- uint SPI_RW_Reg(uchar reg, uchar value)
- {
- uint status;
-
- CSN = 0; // CSN low, init SPI transaction
- status = SPI_RW(reg); // select register
- SPI_RW(value); // ..and write value to it..
- CSN = 1; // CSN high again
-
- return(status); // return nRF24L01 status uchar
- }
- /****************************************************************************************************/
- /*函數(shù):uint SPI_Read_Buf(uchar reg, uchar *pBuf, uchar uchars)
- /*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(gè)數(shù)
- /****************************************************************************************************/
- uint SPI_Read_Buf(uchar reg, uchar *pBuf, uchar uchars)
- {
- uint status,uchar_ctr;
-
- CSN = 0; // Set CSN low, init SPI tranaction
- status = SPI_RW(reg); // Select register to write to and read status uchar
-
- for(uchar_ctr=0;uchar_ctr<uchars;uchar_ctr++)
- pBuf[uchar_ctr] = SPI_RW(0); //
-
- CSN = 1;
-
- return(status); // return nRF24L01 status uchar
- }
- /*********************************************************************************************************
- /*函數(shù):uint SPI_Write_Buf(uchar reg, uchar *pBuf, uchar uchars)
- /*功能: 用于寫(xiě)數(shù)據(jù):為寄存器地址,pBuf:為待寫(xiě)入數(shù)據(jù)地址,uchars:寫(xiě)入數(shù)據(jù)的個(gè)數(shù)
- /*********************************************************************************************************/
- uint SPI_Write_Buf(uchar reg, uchar *pBuf, uchar uchars)
- {
- uint status,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(guān)閉SPI
- return(status); //
- }
- /****************************************************************************************************/
- /*函數(shù):void SetRX_Mode(void)
- /*功能:數(shù)據(jù)接收配置
- /****************************************************************************************************/
- void SetRX_Mode(void)
- {
- CE=0;
- SPI_RW_Reg(WRITE_REG + CONFIG2, 0x0f); // IRQ收發(fā)完成中斷響應(yīng),16位CRC ,主接收
- CE = 1;
- }
- /******************************************************************************************************/
- /*函數(shù):unsigned char nRF24L01_RxPacket(unsigned char* rx_buf)
- /*功能:數(shù)據(jù)讀取后放如rx_buf接收緩沖區(qū)中
- /******************************************************************************************************/
- unsigned char nRF24L01_RxPacket(unsigned char* rx_buf)
- {
- unsigned char revale=0;
- sta=SPI_Read(STATUS); // 讀取狀態(tài)寄存其來(lái)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);// read receive payload from RX_FIFO buffer
- revale =1; //讀取數(shù)據(jù)完成標(biāo)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(guò)寫(xiě)1來(lái)清楚中斷標(biāo)志
- CE=1; //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
- return revale;
- }
- /***********************************************************************************************************
- /*函數(shù):void nRF24L01_TxPacket(unsigned char * tx_buf)
- /*功能:發(fā)送 tx_buf中數(shù)據(jù)
- /**********************************************************************************************************/
- void nRF24L01_TxPacket(unsigned char * tx_buf)
- {
- SPI_RW_Reg(WRITE_REG+STATUS,0xff);
- SPI_RW_Reg(0xE1,0xff);
- CE=0;
- SPI_Write_Buf(WR_TX_PLOAD, tx_buf, TX_PLOAD_WIDTH);
- SPI_RW_Reg(WRITE_REG + CONFIG2, 0x0e);
- CE=1;
- inerDelay_us(10); //CE高電平大于10us才能進(jìn)入發(fā)射模式
- }
復(fù)制代碼
- #include <STC15W4K60S4.H>
- #include <EEPROM.h>
- #include <intrins.h>
- #include <NRF24L01.H>
- #include <MPU6050.H>
- #define CMD_IDLE 0
- #define CMD_READ 1
- #define CMD_PROGRAM 2
- #define CMD_ERASE 3
- #define ENABLE_IAP 0x80 //if SYSCLK<30MHz
- extern int g_x,g_y,g_z; //陀螺儀矯正參數(shù)
- extern char a_x,a_y; //角度矯正參數(shù)
- extern double Angle,Angley;
- void IapIdle()
- {
- IAP_CONTR = 0;
- IAP_CMD = 0;
- IAP_TRIG = 0;
- IAP_ADDRH = 0x80;
- IAP_ADDRL = 0;
- }
- unsigned char IapReadByte(unsigned int addr) //讀取1字節(jié)
- {
- unsigned char dat;
- IAP_CONTR = ENABLE_IAP;
- IAP_CMD = CMD_READ;
- IAP_ADDRL = addr;
- IAP_ADDRH = addr >> 8;
- IAP_TRIG = 0x5a;
- IAP_TRIG = 0xa5;
- _nop_();
- dat = IAP_DATA;
- IapIdle();
- return dat;
- }
- void IapProgramByte(unsigned int addr, unsigned char dat) //寫(xiě)入1字節(jié)
- {
- IAP_CONTR = ENABLE_IAP;
- IAP_CMD = CMD_PROGRAM;
- IAP_ADDRL = addr;
- IAP_ADDRH = addr >> 8;
- IAP_DATA = dat;
- IAP_TRIG = 0x5a;
- IAP_TRIG = 0xa5;
- _nop_();
- IapIdle();
- }
- void IapEraseSector(unsigned int addr) //扇區(qū)擦除
- {
- IAP_CONTR = ENABLE_IAP;
- IAP_CMD = CMD_ERASE;
- IAP_ADDRL = addr;
- IAP_ADDRH = addr >> 8;
- IAP_TRIG = 0x5a;
- IAP_TRIG = 0xa5;
- _nop_();
- IapIdle();
- }
- void IAP_Gyro() //陀螺儀校準(zhǔn)
- {
- IapEraseSector(0xE200); //扇區(qū)擦除
- g_y = GetData(GYRO_YOUT_H); //讀取陀螺儀數(shù)據(jù)
- g_x = GetData(GYRO_XOUT_H);
- g_z = GetData(GYRO_ZOUT_H);
- IapProgramByte(0xE200,g_y>>8); //寫(xiě)入數(shù)據(jù)至EEPROM
- IapProgramByte(0xE201,g_y);
- IapProgramByte(0xE202,g_x>>8); //陀螺儀數(shù)據(jù)存放至114扇區(qū)
- IapProgramByte(0xE203,g_x);
- IapProgramByte(0xE204,g_z>>8);
- IapProgramByte(0xE205,g_z);
- IapProgramByte(0xE206,1);
- }
- void IAP_Angle()
- {
- IapEraseSector(0xE400); //加速度計(jì)數(shù)據(jù)存放至115扇區(qū)
- a_x=(char)Angle;
- a_y=(char)Angley;
- IapProgramByte(0xE400,1);
- IapProgramByte(0xE401,a_x);
- IapProgramByte(0xE402,a_y);
- }
- void IAPRead()
- {
- unsigned char i;
- i=IapReadByte(0xE206);
- if(i==1) //判斷數(shù)據(jù)是否已經(jīng)更新過(guò),更新過(guò)才讀取數(shù)據(jù)
- {
- g_y=IapReadByte(0xE200)<<8|IapReadByte(0xE201);
- g_x=IapReadByte(0xE202)<<8|IapReadByte(0xE203);
- g_z=IapReadByte(0xE204)<<8|IapReadByte(0xE205);
- }
- i=IapReadByte(0xE400);
- if(i==1) //判斷數(shù)據(jù)是否已經(jīng)更新過(guò),更新過(guò)才讀取數(shù)據(jù)
- {
- a_x=IapReadByte(0xE401);
- a_y=IapReadByte(0xE402);
- }
- }
復(fù)制代碼 |