#include <reg52.h>
#include <intrins.h>
#define INT8U unsigned char
#define INT16 Uunsigned int
#define WRITE_BURST 0x40//连续写入
#define READ_SINGLE 0x80//读
#define READ_BURST 0xC0//连续读
#define BYTES_IN_RXFIFO 0x7F //接收缓冲区的有效字节数
#define CRC_OK 0x80 //CRC校验通过位标志
//**************CC1100接口*********
sbit GDO0=P3^3;
sbit GDO2=P1^4;
sbit MISO=P1^2;
sbit MOSI=P1^1;
sbit SCK=P3^2;
sbit CSN=P1^3;
//***********按键****************
sbit KEY1 =P3^6;
sbit KEY2 =P3^7;
//***************数码管位选****************
sbitled3=P2^0;
sbitled2=P2^1;
sbitled1=P2^2;
sbitled0=P2^3;
//***************蜂鸣器***********************
sbit BELL=P3^4;
//***************温度传感器*****************
sbit DQ=P3^5 ;
//********************************************
INT8U seg[10]={0xC0,0xCF,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90}; //0~~9段码
INT8U seg1[10]={0x40,0x4F,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10};
INT8U data temp_data[2]={0x00,0x00};
INT8U dispaly[8];
//更多功率参数设置可详细参考DATACC1100英文文档中第48-49页的参数表
INT8U PaTabel[8] = {0x60 ,0x60 ,0x60 ,0x60 ,0x60 ,0x60 ,0x60 ,0x60}; //0dBm
void SpiInit(void);
void CpuInit(void);
void RESET_CC1100(void);
void POWER_UP_RESET_CC1100(void);
void halSpiWriteReg(INT8U addr, INT8U value);
void halSpiWriteBurstReg(INT8U addr, INT8U *buffer, INT8U count);
void halSpiStrobe(INT8U strobe);
INT8U halSpiReadReg(INT8U addr);
void halSpiReadBurstReg(INT8U addr, INT8U *buffer, INT8U count);
INT8U halSpiReadStatus(INT8U addr);
void halRfWriteRfSettings(void);
void halRfSendPacket(INT8U *txBuffer, INT8U size);
INT8U halRfReceivePacket(INT8U *rxBuffer, INT8U *length);
//****************
void delay1(INT16U i);
void ds_reset(void);
void write_byte(INT8U value);
INT8U read_byte(void);
void read_temp();
void work_temp();
//********************
// CC1100 STROBE, CONTROL AND STATUS REGSITER
#define CCxxx0_IOCFG2 0x00 // GDO2 output pin configuration
#define CCxxx0_IOCFG1 0x01 // GDO1 output pin configuration
#define CCxxx0_IOCFG0 0x02 // GDO0 output pin configuration
#define CCxxx0_FIFOTHR 0x03 // RX FIFO and TX FIFO thresholds
#define CCxxx0_SYNC1 0x04 // Sync word, high INT8U
#define CCxxx0_SYNC0 0x05 // Sync word, low INT8U
#define CCxxx0_PKTLEN 0x06 // Packet length
#define CCxxx0_PKTCTRL1 0x07 // Packet automation control
#define CCxxx0_PKTCTRL0 0x08 // Packet automation control
#define CCxxx0_ADDR 0x09 // Device address
#define CCxxx0_CHANNR 0x0A // Channel number
#define CCxxx0_FSCTRL1 0x0B // Frequency synthesizer control
#define CCxxx0_FSCTRL0 0x0C // Frequency synthesizer control
#define CCxxx0_FREQ2 0x0D // Frequency control word, high INT8U
#define CCxxx0_FREQ1 0x0E // Frequency control word, middle INT8U
#define CCxxx0_FREQ0 0x0F // Frequency control word, low INT8U
#define CCxxx0_MDMCFG4 0x10 // Modem configuration
#define CCxxx0_MDMCFG3 0x11 // Modem configuration
#define CCxxx0_MDMCFG2 0x12 // Modem configuration
#define CCxxx0_MDMCFG1 0x13 // Modem configuration
#define CCxxx0_MDMCFG0 0x14 // Modem configuration
#define CCxxx0_DEVIATN 0x15 // Modem deviation setting
#define CCxxx0_MCSM2 0x16 // Main Radio Control State Machine configuration
#define CCxxx0_MCSM1 0x17 // Main Radio Control State Machine configuration
#define CCxxx0_MCSM0 0x18 // Main Radio Control State Machine configuration
#define CCxxx0_FOCCFG 0x19 // Frequency Offset Compensation configuration
#define CCxxx0_BSCFG 0x1A // Bit Synchronization configuration
#define CCxxx0_AGCCTRL2 0x1B // AGC control
#define CCxxx0_AGCCTRL1 0x1C // AGC control
#define CCxxx0_AGCCTRL0 0x1D // AGC control
#define CCxxx0_WOREVT1 0x1E // High INT8U Event 0 timeout
#define CCxxx0_WOREVT0 0x1F // Low INT8U Event 0 timeout
#define CCxxx0_WORCTRL 0x20 // Wake On Radio control
#define CCxxx0_FREND1 0x21 // Front end RX configuration
#define CCxxx0_FREND0 0x22 // Front end TX configuration
#define CCxxx0_FSCAL3 0x23 // Frequency synthesizer calibration
#define CCxxx0_FSCAL2 0x24 // Frequency synthesizer calibration
#define CCxxx0_FSCAL1 0x25 // Frequency synthesizer calibration
#define CCxxx0_FSCAL0 0x26 // Frequency synthesizer calibration
#define CCxxx0_RCCTRL1 0x27 // RC oscillator configuration
#define CCxxx0_RCCTRL0 0x28 // RC oscillator configuration
#define CCxxx0_FSTEST 0x29 // Frequency synthesizer calibration control
#define CCxxx0_PTEST 0x2A // Production test
#define CCxxx0_AGCTEST 0x2B // AGC test
#define CCxxx0_TEST2 0x2C // Various test settings
#define CCxxx0_TEST1 0x2D // Various test settings
#define CCxxx0_TEST0 0x2E // Various test settings
// Strobe commands
#define CCxxx0_SRES 0x30 // Reset chip.
#define CCxxx0_SFSTXON 0x31 // Enable and calibrate frequency synthesizer (if MCSM0.FS_AUTOCAL=1).
// If in RX/TX: Go to a wait state where only the synthesizer is
// running (for quick RX / TX turnaround).
#define CCxxx0_SXOFF 0x32 // Turn off crystal oscillator.
#define CCxxx0_SCAL 0x33 // Calibrate frequency synthesizer and turn it off
// (enables quick start).
#define CCxxx0_SRX 0x34 // Enable RX. Perform calibration first if coming from IDLE and
// MCSM0.FS_AUTOCAL=1.
#define CCxxx0_STX 0x35 // In IDLE state: Enable TX. Perform calibration first if
// MCSM0.FS_AUTOCAL=1. If in RX state and CCA is enabled:
// Only go to TX if channel is clear.
#define CCxxx0_SIDLE 0x36 // Exit RX / TX, turn off frequency synthesizer and exit
// Wake-On-Radio mode if applicable.
#define CCxxx0_SAFC 0x37 // Perform AFC adjustment of the frequency synthesizer
#define CCxxx0_SWOR 0x38 // Start automatic RX polling sequence (Wake-on-Radio)
#define CCxxx0_SPWD 0x39 // Enter power down mode when CSn goes high.
#define CCxxx0_SFRX 0x3A // Flush the RX FIFO buffer.
#define CCxxx0_SFTX 0x3B // Flush the TX FIFO buffer.
#define CCxxx0_SWORRST 0x3C // Reset real time clock.
#define CCxxx0_SNOP 0x3D // No operation. May be used to pad strobe commands to two
// INT8Us for simpler software.
#define CCxxx0_PARTNUM 0x30
#define CCxxx0_VERSION 0x31
#define CCxxx0_FREQEST 0x32
#define CCxxx0_LQI 0x33
#define CCxxx0_RSSI 0x34
#define CCxxx0_MARCSTATE 0x35
#define CCxxx0_WORTIME1 0x36
#define CCxxx0_WORTIME0 0x37
#define CCxxx0_PKTSTATUS 0x38
#define CCxxx0_VCO_VC_DAC 0x39
#define CCxxx0_TXBYTES 0x3A
#define CCxxx0_RXBYTES 0x3B
#define CCxxx0_PATABLE 0x3E
#define CCxxx0_TXFIFO 0x3F
#define CCxxx0_RXFIFO 0x3F
// RF_SETTINGS is a data structure which contains all relevant CCxxx0 registers
typedef struct S_RF_SETTINGS
{
INT8U FSCTRL2;//
INT8U FSCTRL1; // Frequency synthesizer control.
INT8U FSCTRL0; // Frequency synthesizer control.
INT8U FREQ2; // Frequency control word, high INT8U.
INT8U FREQ1; // Frequency control word, middle INT8U.
INT8U FREQ0; // Frequency control word, low INT8U.
INT8U MDMCFG4; // Modem configuration.
INT8U MDMCFG3; // Modem configuration.
INT8U MDMCFG2; // Modem configuration.
INT8U MDMCFG1; // Modem configuration.
INT8U MDMCFG0; // Modem configuration.
INT8U CHANNR; // Channel number.
INT8U DEVIATN; // Modem deviation setting (when FSK modulation is enabled).
INT8U FREND1; // Front end RX configuration.
INT8U FREND0; // Front end RX configuration.
INT8U MCSM0; // Main Radio Control State Machine configuration.
INT8U FOCCFG; // Frequency Offset Compensation Configuration.
INT8U BSCFG; // Bit synchronization Configuration.
INT8U AGCCTRL2; // AGC control.
INT8U AGCCTRL1; // AGC control.
INT8U AGCCTRL0; // AGC control.
INT8U FSCAL3; // Frequency synthesizer calibration.
INT8U FSCAL2; // Frequency synthesizer calibration.
INT8U FSCAL1; // Frequency synthesizer calibration.
INT8U FSCAL0; // Frequency synthesizer calibration.
INT8U FSTEST; // Frequency synthesizer calibration control
INT8U TEST2; // Various test settings.
INT8U TEST1; // Various test settings.
INT8U TEST0; // Various test settings.
INT8U IOCFG2; // GDO2 output pin configuration
INT8U IOCFG0; // GDO0 output pin configuration
INT8U PKTCTRL1; // Packet automation control.
INT8U PKTCTRL0; // Packet automation control.
INT8U ADDR; // Device address.
INT8U PKTLEN; // Packet length.
} RF_SETTINGS;
/************寄存器配置***************/
const RF_SETTINGS rfSettings =
{
0x00,
0x08, // FSCTRL1 Frequency synthesizer control.
0x00, // FSCTRL0 Frequency synthesizer control.
0x10, // FREQ2 Frequency control word, high byte.
0xA7, // FREQ1 Frequency control word, middle byte.
0x62, // FREQ0 Frequency control word, low byte.
0x5B, // MDMCFG4 Modem configuration.
0xF8, // MDMCFG3 Modem configuration.
0x03, // MDMCFG2 Modem configuration.
0x22, // MDMCFG1 Modem configuration.
0xF8, // MDMCFG0 Modem configuration.
0x00, // CHANNR Channel number.
0x47, // DEVIATN Modem deviation setting (when FSK modulation is enabled).
0xB6, // FREND1 Front end RX configuration.
0x10, // FREND0 Front end RX configuration.
0x18, // MCSM0 Main Radio Control State Machine configuration.
0x1D, // FOCCFG Frequency Offset Compensation Configuration.
0x1C, // BSCFG Bit synchronization Configuration.
0xC7, // AGCCTRL2 AGC control.
0x00, // AGCCTRL1 AGC control.
0xB2, // AGCCTRL0 AGC control.
0xEA, // FSCAL3 Frequency synthesizer calibration.
0x2A, // FSCAL2 Frequency synthesizer calibration.
0x00, // FSCAL1 Frequency synthesizer calibration.
0x11, // FSCAL0 Frequency synthesizer calibration.
0x59, // FSTEST Frequency synthesizer calibration.
0x81, // TEST2 Various test settings.
0x35, // TEST1 Various test settings.
0x09, // TEST0 Various test settings.
0x0B, // IOCFG2 GDO2 output pin configuration.
0x06, // IOCFG0D GDO0 output pin configuration. Refer to SmartRF?Studio User Manual for detailed pseudo register explanation.
0x04, // PKTCTRL1 Packet automation control.
0x05, // PKTCTRL0 Packet automation control.
0x00, // ADDR Device address.
0x0c // PKTLEN Packet length.
};
//********************
//函数名：delay(unsigned int s)
//输入：时间
//输出：无
//功能描述：普通廷时,内部用
//********************
static void delay(unsigned int s)
{
unsigned int i;
for(i=0; i<s; i++);
for(i=0; i<s; i++);
}
void halWait(INT16U timeout)
{
do {
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
_nop_();
} while (--timeout);
}
void SpiInit(void)
{
CSN=0;
SCK=0;
CSN=1;
}
/*****************************************************************************************
//函数名：CpuInit()
//输入：无
//输出：无
//功能描述：SPI初始化程序
/*******************************************/
void CpuInit(void)
{
SpiInit();
delay(5000);
}
//*************************************
//函数名：SpisendByte(INT8U dat)
//输入：发送的数据
//输出：无
//功能描述：SPI发送一个字节
//*****************************************************************************************
INT8U SpiTxRxByte(INT8U dat)
{
INT8U i,temp;
temp = 0;
SCK = 0;
for(i=0; i<8; i++)
{
if(dat & 0x80)
{
MOSI = 1;
}
else MOSI = 0;
dat <<= 1;
SCK = 1;
_nop_();
_nop_();
temp <<= 1;
if(MISO)temp++;
SCK = 0;
_nop_();
_nop_();
}
return temp;
}
//***********************
//函数名：void RESET_CC1100(void)
//输入：无
//输出：无
//功能描述：复位CC1100
//***********************
void RESET_CC1100(void)
{
CSN = 0;
while (MISO);
SpiTxRxByte(CCxxx0_SRES); //写入复位命令
while (MISO);
CSN = 1;
}
//******************************
//函数名：void POWER_UP_RESET_CC1100(void)
//输入：无
//输出：无
//功能描述：上电复位CC1100
//*****************************
void POWER_UP_RESET_CC1100(void)
{
CSN = 1;
halWait(1);
CSN = 0;
halWait(1);
CSN = 1;
halWait(41);
RESET_CC1100(); //复位CC1100
}
//**********************************
//函数名：void halSpiWriteReg(INT8U addr, INT8U value)
//输入：地址和配置字
//输出：无
//功能描述：SPI写寄存器
//**********************************
void halSpiWriteReg(INT8U addr, INT8U value)
{
CSN = 0;
while (MISO);
SpiTxRxByte(addr);//写地址
SpiTxRxByte(value);//写入配置
CSN = 1;
}
//***************************************************
//函数名：void halSpiWriteBurstReg(INT8U addr, INT8U *buffer, INT8U count)
//输入：地址，写入缓冲区，写入个数
//输出：无
//功能描述：SPI连续写配置寄存器
//**************************************************
void halSpiWriteBurstReg(INT8U addr, INT8U *buffer, INT8U count)
{
INT8U i, temp;
temp = addr | WRITE_BURST;
CSN = 0;
while (MISO);
SpiTxRxByte(temp);
for (i = 0; i < count; i++)
{
SpiTxRxByte(buffer[i]);
}
CSN = 1;
}
//*****************************************
//函数名：void halSpiStrobe(INT8U strobe)
//输入：命令
//输出：无
//功能描述：SPI写命令
//***********************************
void halSpiStrobe(INT8U strobe)
{
CSN = 0;
while (MISO);
SpiTxRxByte(strobe);//写入命令
CSN = 1;
}
//*********************************
//函数名：INT8U halSpiReadReg(INT8U addr)
//输入：地址
//输出：该寄存器的配置字
//功能描述：SPI读寄存器
//***********************************
INT8U halSpiReadReg(INT8U addr)
{
INT8U temp, value;
temp = addr|READ_SINGLE;//读寄存器命令
CSN = 0;
while (MISO);
SpiTxRxByte(temp);
value = SpiTxRxByte(0);
CSN = 1;
return value;
}
//*************************************
//函数名：void halSpiReadBurstReg(INT8U addr, INT8U *buffer, INT8U count)
//输入：地址，读出数据后暂存的缓冲区，读出配置个数
//输出：无
//功能描述：SPI连续写配置寄存器
//************************************
void halSpiReadBurstReg(INT8U addr, INT8U *buffer, INT8U count)
{
INT8U i,temp;
temp = addr | READ_BURST;//写入要读的配置寄存器地址和读命令
CSN = 0;
while (MISO);
SpiTxRxByte(temp);
for (i = 0; i < count; i++)
{
buffer[i] = SpiTxRxByte(0);
}
CSN = 1;
}
//**************************************
//函数名：INT8U halSpiReadReg(INT8U addr)
//输入：地址
//输出：该状态寄存器当前值
//功能描述：SPI读状态寄存器
//***********************************
INT8U halSpiReadStatus(INT8U addr)
{
INT8U value,temp;
temp = addr | READ_BURST;//写入要读的状态寄存器的地址同时写入读命令
CSN = 0;
while (MISO);
SpiTxRxByte(temp);
value = SpiTxRxByte(0);
CSN = 1;
return value;
}
//**************************************
//函数名：void halRfWriteRfSettings(RF_SETTINGS *pRfSettings)
//输入：无
//输出：无
//功能描述：配置CC1100的寄存器
//********************************
void halRfWriteRfSettings(void)
{
halSpiWriteReg(CCxxx0_FSCTRL0, rfSettings.FSCTRL2);//自已加的
// Write register settings
halSpiWriteReg(CCxxx0_FSCTRL1, rfSettings.FSCTRL1);
halSpiWriteReg(CCxxx0_FSCTRL0, rfSettings.FSCTRL0);
halSpiWriteReg(CCxxx0_FREQ2, rfSettings.FREQ2);
halSpiWriteReg(CCxxx0_FREQ1, rfSettings.FREQ1);
halSpiWriteReg(CCxxx0_FREQ0, rfSettings.FREQ0);
halSpiWriteReg(CCxxx0_MDMCFG4, rfSettings.MDMCFG4);
halSpiWriteReg(CCxxx0_MDMCFG3, rfSettings.MDMCFG3);
halSpiWriteReg(CCxxx0_MDMCFG2, rfSettings.MDMCFG2);
halSpiWriteReg(CCxxx0_MDMCFG1, rfSettings.MDMCFG1);
halSpiWriteReg(CCxxx0_MDMCFG0, rfSettings.MDMCFG0);
halSpiWriteReg(CCxxx0_CHANNR, rfSettings.CHANNR);
halSpiWriteReg(CCxxx0_DEVIATN, rfSettings.DEVIATN);
halSpiWriteReg(CCxxx0_FREND1, rfSettings.FREND1);
halSpiWriteReg(CCxxx0_FREND0, rfSettings.FREND0);
halSpiWriteReg(CCxxx0_MCSM0 , rfSettings.MCSM0 );
halSpiWriteReg(CCxxx0_FOCCFG, rfSettings.FOCCFG);
halSpiWriteReg(CCxxx0_BSCFG, rfSettings.BSCFG);
halSpiWriteReg(CCxxx0_AGCCTRL2, rfSettings.AGCCTRL2);
halSpiWriteReg(CCxxx0_AGCCTRL1, rfSettings.AGCCTRL1);
halSpiWriteReg(CCxxx0_AGCCTRL0, rfSettings.AGCCTRL0);
halSpiWriteReg(CCxxx0_FSCAL3, rfSettings.FSCAL3);
halSpiWriteReg(CCxxx0_FSCAL2, rfSettings.FSCAL2);
halSpiWriteReg(CCxxx0_FSCAL1, rfSettings.FSCAL1);
halSpiWriteReg(CCxxx0_FSCAL0, rfSettings.FSCAL0);
halSpiWriteReg(CCxxx0_FSTEST, rfSettings.FSTEST);
halSpiWriteReg(CCxxx0_TEST2, rfSettings.TEST2);
halSpiWriteReg(CCxxx0_TEST1, rfSettings.TEST1);
halSpiWriteReg(CCxxx0_TEST0, rfSettings.TEST0);
halSpiWriteReg(CCxxx0_IOCFG2, rfSettings.IOCFG2);
halSpiWriteReg(CCxxx0_IOCFG0, rfSettings.IOCFG0);
halSpiWriteReg(CCxxx0_PKTCTRL1, rfSettings.PKTCTRL1);
halSpiWriteReg(CCxxx0_PKTCTRL0, rfSettings.PKTCTRL0);
halSpiWriteReg(CCxxx0_ADDR, rfSettings.ADDR);
halSpiWriteReg(CCxxx0_PKTLEN, rfSettings.PKTLEN);
}
//**********************************************
//函数名：void halRfSendPacket(INT8U *txBuffer, INT8U size)
//输入：发送的缓冲区，发送数据个数
//输出：无
//功能描述：CC1100发送一组数据
//****************************************
void halRfSendPacket(INT8U *txBuffer, INT8U size)
{
halSpiWriteReg(CCxxx0_TXFIFO, size);
halSpiWriteBurstReg(CCxxx0_TXFIFO, txBuffer, size);//写入要发送的数据
halSpiStrobe(CCxxx0_STX);//进入发送模式发送数据
// Wait for GDO0 to be set -> sync transmitted
while (!GDO0);
// Wait for GDO0 to be cleared -> end of packet
while (GDO0);
halSpiStrobe(CCxxx0_SFTX);
}
void setRxMode(void)
{
halSpiStrobe(CCxxx0_SRX);//进入接收状态
}
INT8U halRfReceivePacket(INT8U *rxBuffer, INT8U *length)
{
INT8U status[2];
INT8U packetLength;
INT8U i=(*length)*4; // 具体多少要根据datarate和length来决定
halSpiStrobe(CCxxx0_SRX);//进入接收状态
delay(2);
while (GDO0)
{
delay(2);
--i;
if(i<1)
return 0;
}
if ((halSpiReadStatus(CCxxx0_RXBYTES) & BYTES_IN_RXFIFO)) //如果接的字节数不为0
{
packetLength = halSpiReadReg(CCxxx0_RXFIFO);//读出第一个字节，此字节为该帧数据长度
if (packetLength <= *length) //如果所要的有效数据长度小于等于接收到的数据包的长度
{
halSpiReadBurstReg(CCxxx0_RXFIFO, rxBuffer, packetLength); //读出所有接收到的数据
*length = packetLength;//把接收数据长度的修改为当前数据的长度
// Read the 2 appended status bytes (status[0] = RSSI, status[1] = LQI)
halSpiReadBurstReg(CCxxx0_RXFIFO, status, 2); //读出CRC校验位
halSpiStrobe(CCxxx0_SFRX);//清洗接收缓冲区
return (status[1] & CRC_OK);//如果校验成功返回接收成功
}
else
{
*length = packetLength;
halSpiStrobe(CCxxx0_SFRX);//清洗接收缓冲区
return 0;
}
}
else
return 0;
}
//***************************************
void ds_reset(void)
{
char temp=1;
while(temp)
{
while(temp)
{
DQ=1;_nop_();_nop_();
DQ=0;
delay1(80);
DQ=1;
delay1(9);
temp=DQ;
}
delay1(64);
temp=~DQ;
}
DQ=1;
}
//************************************
void delay1(INT16U i)
{
for(;i>0;i--);
}
//*********************************************
void write_byte(INT8U value)
{
INT8U i;
for(i=8;i>0;i--)
{
DQ=1;_nop_();_nop_();
DQ=0;_nop_();_nop_();_nop_();_nop_();_nop_();
DQ=value&0x01;
delay1(9);
value>>=1;
}
DQ=1;
delay1(1);
}
//******************************************************************
INT8U read_byte(void)
{
INT8U i;
INT8U value1=0;
for(i=8;i>0;i--)
{
DQ=1;_nop_();_nop_();
value1>>=1;
DQ=0;
_nop_();_nop_();_nop_();_nop_();
DQ=1;
_nop_();_nop_();_nop_();_nop_();
if(DQ)
value1|=0x80;
delay1(9);
}
DQ=1;
return(value1);
}
//***********************************
void read_temp()
{
ds_reset();
write_byte(0xcc);
write_byte(0xbe);
temp_data[0]=read_byte();
temp_data[1]=read_byte();
ds_reset();
write_byte(0xcc);
write_byte(0x44);
}
//**************************************
void work_temp()
{
INT8U n=0;
if(temp_data[1]>127)
{
temp_data[1]=(256-temp_data[1]);//负值
temp_data[0]=(256-temp_data[0]);
n=1;
}
dispaly[6]=((temp_data[0]&0xf0)>>4)|((temp_data[1]&0x0f)<<4);
dispaly[5]=dispaly[6]/100;//百位
dispaly[4]=dispaly[6]%100;//
dispaly[2]=dispaly[4]/10;//十位
dispaly[1]=dispaly[4]%10;//个位
switch(temp_data[0]&0x0f)//小数位
{
case 0x0f:dispaly[0]=9;break;
case 0x0e:dispaly[0]=9;break;
case 0x0d:dispaly[0]=8;break;
case 0x0c:dispaly[0]=8;break;
case 0x0b:dispaly[0]=7;break;
case 0x0a:dispaly[0]=6;break;
case 0x09:dispaly[0]=6;break;
case 0x08:dispaly[0]=5;break;
case 0x07:dispaly[0]=4;break;
case 0x06:dispaly[0]=4;break;
case 0x05:dispaly[0]=3;break;
case 0x04:dispaly[0]=3;break;
case 0x03:dispaly[0]=2;break;
case 0x02:dispaly[0]=1;break;
case 0x01:dispaly[0]=1;break;
case 0x00:dispaly[0]=1;break;
default:break;
}
if(n)//负值时显示aa,正直显示dd
{
dispaly[3]=0x11;//
}
else dispaly[3]=0x22;
}
//*****************************************************************************************
void disdignit()
{
char i;
//if(temp[0])
{
for(i=0;i<3;i++)
{
P0=0xC6;
led0=0;
delay1(40);
led0=1;
P0=seg[dispaly[0]];
led1=0;
delay1(40);
led1=1;
P0=seg1[dispaly[1]];
led2=0;
delay1(40);
led2=1;
P0=seg[dispaly[2]];
led3=0;
delay1(40);
led3=1;
}
}
}
void main(void)
{
INT8U leng =0;
INT8U tf =0;
INT8U TxBuf[8]={0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08}; // 8字节, 如果需要更长的数据包,请正确设置
INT8U RxBuf[8]={0};
CpuInit();
POWER_UP_RESET_CC1100();
halRfWriteRfSettings();
halSpiWriteBurstReg(CCxxx0_PATABLE, PaTabel, 8);
//halRfSendPacket(TxBuf,8);// Transmit Tx buffer data
delay(6000);
while(1)
{
read_temp();
work_temp();
delay1(500);
disdignit();
halRfSendPacket(dispaly,4);// Transmit Tx buffer data
}
}
STC89C52单片机驱动CC1101无线模块的发送C语言程序
【关闭窗口】