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LENGTH, //06 PKTLEN (x) //最大长度 PKTLEN (x)
0x04, //07 PKTCTRL1 (x) //有地址,广播地址为0x00
0x05, //08 PKTCTRL0 (x) // CRC calculation in TX and CRC check in RX enabled
//可变长度
0x01, //09 ADDR (x) //设自己的地址
0x00, //0A CHANNR (x)
0x06, //0B FSCTRL1 (x) //*电流与灵敏度有关 IF Frequency -> FREQ_IF[4:0] => 152.34 kHz
0x00, //0C FSCTRL0 (x)
0x10, //0D FREQ2 (x)
0xa7, //0E FREQ1 (x) //f = 432.999817@0x10a762
0x62, //0F FREQ0 (x)
0xCA, //10 MDMCFG4 (x)
0x83, //11 MDMCFG3 (x)
0x12, //12 MDMCFG2 (x) " 12 == 16/16 sync word bits detected "
0x22, //13 MDMCFG1 (x) " Number of preamble bytes == 4"
0xF8, //14 MDMCFG0 (x)
0x34, //15 DEVIATN (x)
//**************************************************************************************************************************************************************
0x07, //16 MCSM2
//*低功耗有关 2008-05-24 改为0x13
// "bit4(RX_TIME_RSSI) ==1 is Direct RX termination based on RSSI measurement (carrier sense)."
// ==1 ：使能载波检测，即没有载波信号时，立即退出RX状态
// ==0 ： 直到RX_TIME溢出，退出RX状态
// "bit3(RX_TIME_QUAL) ==1 is When the RX_TIME timer expires,the chip checks if either sync word is found or PQI is set.
// ==0 is .............................., the chip checks if sync word is found.
//==1： RX_TIME溢出时如果收到 sync word 或者PQI is set，则继续接收 ，否则退出接收状态
//==0： RX_TIME溢出时如果收到 sync word，则继续接收 ，否则退出接收状态 2008-05-24改为0
// "bit2--0 == 6 ： 0.195% @ WOR_RES=0"
// "bit2--0 == 3 ： 2.441ppm @ WOR_RES=1"
//*************************************************************************************************************
0x30, //17 MCSM1 //接收和发射后进入空闲状态
0x18, //18 MCSM0 (x) // 0x18 == Calibration from IDLE to TX/Rx
0x16, //19 FOCCFG (x)
0x6C, //1A BSCFG (x)
//****************************************************************************************************
0x43, //1B AGCCTRL2 (x)
//bit7-6 ( MAX_DVGA_GAIN[1:0] ) == 01: The highest gain setting can not be used
//bit5-3 ( MAX_LNA_GAIN[2:0] ) == 000: Maximum possible LNA + LNA 2 gain
//bit2-0 ( MAGN_TARGET[2:0] ) == 011: 33 dB == Target amplitude from channel filter
//******************************************************************************************************
0x40, //1C AGCCTRL1 (x)
//bit7 == 0: 固定为0
//bit6 == 1: 固定为1
//bit5-4 ( CARRIER_SENSE_REL_THR[1:0] ) == 00 : Relative carrier sense threshold disabled
//bit3-0 ( CARRIER_SENSE_ABS_THR[3:0] ) == 011 : 3 dB above MAGN_TARGET setting
//当大于 " MAGN_TARGET setting " 3dB 时 ,表示有载波
//2008-05-20改为0x10 先测试
//****************************************************************************************************
0x91, //1D AGCCTRL0 (x)
0x0a,//0xff, //1E WOREVT1 // t_E0 = (750/26000000)*EVT0 = 1890.4ms
0x94,//0xff, //1F WOREVT0 // t_E0 = (750/26000000)*EVT0 *32 = 2500ms 2008-05-24
//**************************************************************************************************
0x39,//0x38, //20 WORCTRL
//bit7 ==0: 使能RC， When written to 0, automatic initial calibration will be performed,
//bit6-4: EVENT1[]= 3 is 12
//bit3 ==1: Enables the RC oscillator calibration.
//bit2-0 == 0: WOR_RES=0
//bit2-0 == 1: WOR_RES=1 2008-05-24
//*************************************************************************************************
0x56, //21 FREND1 (x)
0x10, //22 FREND0 (x) //选择功率使用的pdat值//!!!出错会引起输出功率为0
0xE9, //23 FSCAL3 (x)
0x2A, //24 FSCAL2 (x)
0x00, //25 FSCAL1 (x)
0x1F, //26 FSCAL0 (x)
0x41, //27 RCCTRL1
0x00, //28 RCCTRL0
0x59, //29 FSTEST (x)
0x7F, //2A PTEST
0x3F, //2B AGCTST
0x81, //2C TEST2 (x)
0x35, //2D TEST1 (x)
0x09 //2E TEST0 (x)
};
//-------------------------------------------------------------------------------
//写rf设置
//-------------------------------------------------------------------------------
void writeRFSettings(void)
{
unsigned char i;
for(i=0; i<47; i++)
{
SPIWriteReg(i,ConfigurationCCxxx0_433[i]);
}
}
//------------------------------------------------------------------------------
unsigned int temp;
unsigned char led[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};//数码管显示值
//-----------------------------------------------------------------------------
//主函数
void main (void)
{
WDTCTL = WDTPW + WDTHOLD; // Stop WDT
P2SEL = 0X00;
P2DIR |= SPI_SIMO + SPI_CLK + CSn_PIN ; //为输出
P2DIR &= ~( SPI_SOMI +GDO0_PIN ); //为输入
P2OUT &= ~(SPI_SIMO + SPI_CLK );
P2OUT |= CSn_PIN;
P4DIR |= BIT1;
//******************************************************************************
PowerupResetCCxxxx(); // Reset CCxxxx
writeRFSettings(); // Write RF settings to config reg
SPIWriteReg(CCxxx0_PATABLE , PA_VALE); //Write PATABLE,设置输出功率
//******************************************************************************
P2IES |= GDO0_PIN; //使能GDO0中断发生在下降沿
P2IFG = 0x00; //中断寄存器清零
P2IE |= GDO0_PIN; //中断使能
_EINT(); //使能全局中断
SPIStrobe(CCxxx0_SIDLE); //cc1101退出SWOR
SPIStrobe(CCxxx0_SFRX); //清CCxxx0_RXFIFO
SPIStrobe(CCxxx0_SRX); //进入接收
while(1)
{
/* if(RxFlag == 99)
{//表示收到数据,数据在rxBuffer，发送方地址在rxAddr中
RxFlag = 0;
//for(temp=0; temp<0xffe; temp++); //延时
for(temp=0; temp<0x3c; temp++) //清rxBuffer
{
rxBuffer[temp] = 0;
}
P4OUT |= BIT0; //熄灯
SPIStrobe(CCxxx0_SIDLE); //cc1101退出SWOR
SPIStrobe(CCxxx0_SFRX); //清CCxxx0_RXFIFO
SPIStrobe(CCxxx0_SRX); //进入接收
}*/
}
}
//------------------------------------------------------------------------------
#pragma vector=PORT2_VECTOR
__interrupt void p2_ISR (void)
{
unsigned int length;
unsigned char *status;
if(P2IFG & GDO0_PIN)//有数据输入。。
{
// RxFlag = 11;
while( SPIRead(CCxxx0_RXBYTES, READ_STATUS) & CCxxx0_NUM_RXBYTES)// 判断CCxxx0_RXBYTES 是否为空
{
length = SPIRead(CCxxx0_RXFIFO ,CCxxx0_READ_SINGLE);//长度=地址（1）+数据（20）
_NOP();
if(length < LENGTH)
{
SPIReadBurstReg(CCxxx0_RXFIFO, rxAddr, 2);//接收 发送方的地址
if(rxAddr[1]==ADDR_VAL1 && ADDR_VAL0==0)//发送方在本簇，且当前节点（接收方）是簇头
{
SPIReadBurstReg(CCxxx0_RXFIFO, rxBuffer, length-2); // Pull data(数据-地址)
SPIReadBurstReg(CCxxx0_PKTSTATUS,status,1);//读取CRC状态
if(*status & CCxxx0_CRC_OK )
{
//RxFlag = 99; //收到crc效验正确的数据
rxLength = length-2;//保存收到数据包的长度（数据）
P4OUT &= ~BIT1;//开灯
P5DIR|=BIT0+BIT1+BIT2+BIT3;//p2.0/1/2是数码管选择信号，p2.3是使能信号。
P3DIR=0XFF;//
P3OUT=led[rxBuffer[0]];
P5OUT=0X0A;//
// if(RxFlag == 99)
// {//表示收到数据,数据在rxBuffer，发送方地址在rxAddr中
//RxFlag = 0;
//for(temp=0; temp<0xffe; temp++); //延时
//for(temp=0; temp<0x06; temp++) //清rxBuffer
// {
// rxBuffer[temp] = 0;
//}
P4OUT |= BIT1; //熄灯
SPIStrobe(CCxxx0_SIDLE); //cc1101退出SWOR
SPIStrobe(CCxxx0_SFRX); //清CCxxx0_RXFIFO
SPIStrobe(CCxxx0_SRX); //进入接收
break;
}
}
}
}
}
_NOP();
P2IFG = 0X00;//清中断寄存器，
}
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