wenshidu.zip_温湿度传感器

//ICC-AVR application builder : 2007-8-11 20:37:32 // Target : M48 // Crystal: 8.0000Mhz #include <iom48v.h> #include <macros.h> #define uint unsigned int #define uchar unsigned char //#pragma interrupt_handler uart0_rx_isr:19 //****************************************************************************** //***********************NRF905端口设置***************************************** //****************************************************************************** ///////////////////////////模式控制定义///////////////////////////////// //#define nrf905_TX_EN PC3 //输出1 #define Hign_nrf905_TX_EN PORTC |= (1 << PC3); #define Low_nrf905_TX_EN PORTC &= ~(1 << PC3); //#define nrf905_TRX_CE PC2 //输出1 #define Hign_nrf905_TRX_CE PORTC |= (1 << PC2); #define Low_nrf905_TRX_CE PORTC &= ~(1 << PC2); //#define nrf905_PWR PC1 //输出1 #define Hign_nrf905_PWR PORTC |= (1 << PC1); #define Low_nrf905_PWR PORTC &= ~(1 << PC1); //-------------------------------SPI口定义-------------------------------------- //#define nrf905_MISO PB4 //输入0 //#define nrf905_MOSI PB3 //输出1 //#define nrf905_SCK PB5 //输出1 #define Low_nrf905_SCK PORTB &= ~(1 << PB5); //------------------------------------------------------------------------------ //#define nrf905_CSN PB2 //输出1 #define Hign_nrf905_CSN PORTB |= (1 << PB2); #define Low_nrf905_CSN PORTB &= ~(1 << PB2); //-------------------------------状态输出口------------------------------------- //#define nrf905_CD PC0 //输入0 #define Hign_nrf905_CD PORTC |= (1 << PC0); #define Low_nrf905_CD PORTC &= ~(1 << PC0); #define Read_nrf905_CD PINC & (1 << PC0); //#define nrf905_AM PD3 //输入0 #define Hign_nrf905_AM PORTD |= (1 << PD3); #define Low_nrf905_AM PORTD &= ~(1 << PD3); #define Read_nrf905_AM PIND & (1 << PD3); //#define nrf905_DR PD2 //输入0 #define Hign_nrf905_DR PORTD |= (1 << PD2); #define Low_nrf905_DR PORTD &= ~(1 << PD2); #define Read_nrf905_DR PIND & (1 << PD2); //-------------------------------BELL蜂明器------------------------------------- //#define Hign_BELL PORTD |= (1 << PD5); //#define Low_BELL PORTD &= ~(1 << PD5); //-------------------------------JDQ继电器-------------------------------------- //#define Hign_JDQ PORTD |= (1 << PD7) //#define Low_JDQ PORTD &= ~(1 << PD7) #define set_data_out DDRD |= (1 << PD5);//设置DATA为输出 #define set_data_input DDRD &= ~(1 << PD5);//设置DATA为输入 #define set_data_out_1 PORTD |= (1 << PD5);//DATA为高 #define set_data_out_0 PORTD &= ~(1 << PD5);//DATA为低 #define set_sck_out DDRD |= (1 << PD7);//设置SCK为输出 #define set_sck_out_1 PORTD |= (1 << PD7);//SCK为高 #define set_sck_out_0 PORTD &= ~(1 << PD7);//SCK为低 #define noACK 0 #define ACK 1 #define STATUS_REG_W 0x06 //000 0011 0 #define STATUS_REG_R 0x07 //000 0011 1 #define MEASURE_TEMP 0x03 //000 0001 1 #define MEASURE_HUMI 0x05 //000 0010 1 #define RESET 0x1e //000 1111 0 //----------------------------------905-SPI指令--------------------------------- #define WC 0x00 #define RRC 0x10 #define WTP 0x20 #define RTP 0x21 #define WTA 0x22 #define RTA 0x23 #define RRP 0x24 //---------------------------------发送数据------------------------------------- uchar com_in_buff[32]; uchar TxRxBuffer[32]; uchar state; uchar state1; uchar num; uchar nrfstate; uint sht11[2]; uint knum=1; typedef union /*保存所测得的温度＆湿度值*/ { uint i; float f; }value; typedef struct __SHT11__ { unsigned char gewei; unsigned char shiwei; unsigned char DateString1[10]; //unsigned char DateString2[5]; }SHT11; SHT11 S1; uchar Txdata[14]= { 0x68,0x99,0x99,0x99,0x99,0x99,0x99,0x68, 0x01,0x02,0x43,0xC3,0x6F,0x16, }; uchar TxRxBuf[32]= { 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08, 0x09,0x10,0x11,0x12,0x13,0x14,0x15,0x16, 0x17,0x18,0x19,0x20,0x21,0x22,0x23,0x24, 0x25,0x26,0x27,0x28,0x29,0x30,0x31,0x32, }; uchar A[1]={0xE5}; uchar B[2]={0xFF,0x00,}; uchar C[31]= { 0xE9,0x00,0x00,0xB5,0xB1,0xC7,0xB0,0xCE, 0xC2,0xB6,0xC8,0xA1,0xC3,0x0A,0xA3,0xDF, 0xA3,0xDF,0xA3,0xAE,0xA3,0xDF,0xA3,0xDF, 0xC9,0xE3,0xCA,0xCF,0xB6,0xC8,0x00,}; uchar D[31]= { 0xE9,0x02,0x00,0xB5,0xB1,0xC7,0xB0,0xCA, 0xAA,0xB6,0xC8,0xA1,0xC3,0x0A,0xA3,0xDF, 0xA3,0xDF,0xA3,0xAE,0xA3,0xDF,0xA3,0xDF, 0xA3,0xD2,0xA3,0xC8,0xA3,0xA5,0x00,}; uchar E[14]= { 0xE9,0x01,0x00,0xA3,0xB0,0xA3,0xB0, 0xA3,0xAE,0xA3,0xB0,0xA3,0xDF,0x00,}; uchar F[14]= { 0xE9,0x03,0x00,0xA3,0xB0,0xA3,0xB0, 0xA3,0xAE,0xA3,0xB0,0xA3,0xDF,0x00,}; //----------------------------------接收地址------------------------------------ uchar TxAddress[4]={0xcc,0xcc,0xcc,0xcc }; //----------------------------------寄存器配置---------------------------------- uchar RFConf[11]= { 0x00, //配置命令// 0x4c, //CH_NO,配置频段在423MHZ 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 0x20,0x20, //接收发送有效数据长度为32字节 0xCC,0xCC,0xCC,0xCC, //接收地址 0x58, //CRC充许，8位CRC校验，外部时钟信号不使能，16M晶振 }; //----------------------------------函数申明------------------------------------ void Delay(uint x); void delay_us(uint x); //void Spi_initial(); //uchar SpiReadSpiWrite(uchar DATA); void system_Init(void); //void Config905(void); //void TxPacket(void); //void SetTxMode(void); //void TX(void); void uart0_rx_isr(void); void StartUART(void); void devinit(void); void R_S_Byte(uchar R_Byte); //void SetRxMode(void); unsigned char CheckDR(void); //void RxPacket(void); //void RX(void); void WDT_init(void); char write_byte(unsigned char value); char read_byte(unsigned char ack); void transstart(void); void connectionreset(void); char softreset(void); char read_statusreg(unsigned char *p_value, unsigned char *p_checksum); char write_statusreg(unsigned char *p_value); char s_measure(unsigned char *p_value, unsigned char *p_checksum, unsigned char mode); void calc_sth11(float *p_humidity ,float *p_temperature); void TEM_HUM_DISP(void); void kaipin(void); //-------------------------------延时子程序------------------------------------- void Delay(uint x) { uint i; while(x--) for(i=0;i<80;i++); } //----------------------------------SPI初始化----------------------------------- /*void Spi_initial() { //SPCR=0x50; //SPSR=0x00; SPCR = (1<<SPE)|(1<<MSTR)|(0<<CPOL)|(0<<SPR0); // 主机模式，fck/16, SPI方式0 } //---------------------------------SPI读写程序---------------------------------- uchar SpiReadSpiWrite(unsigned char cData)//r { SPDR = cData; while(!(SPSR & (1<<SPIF) )) {}; // 等待SPI发送完毕 return SPDR; }*/ //---------------------------------系统状态初始化------------------------------- void system_Init(void) //r { Hign_nrf905_CSN; // Spi disable Low_nrf905_SCK; // Spi clock line init low Low_nrf905_DR; // Init DR for input Low_nrf905_AM; // Init AM for input Low_nrf905_CD; // Init nrf905_CDfor input Hign_nrf905_PWR; // nRF905 power on Low_nrf905_TRX_CE; // Set nRF905 in standby mode Low_nrf905_TX_EN; // set radio in Rx mode } //--------------------------------NRF905寄存器初始化函数------------------------ /*void Config905(void) { uchar i; Low_nrf905_CSN; Delay(1); // Spi enable for write a spi command //SpiWrite(WC); // Write config command写放配置命令 for (i=0;i<11;i++) // Write configration words 写放配置字 { SpiReadSpiWrite(RFConf[i]); }