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      1. 新聞中心

        EEPW首頁(yè) > 嵌入式系統(tǒng) > 設(shè)計(jì)應(yīng)用 > 基于430單片機(jī)的NRF905收發(fā)驅(qū)動(dòng)程序

        基于430單片機(jī)的NRF905收發(fā)驅(qū)動(dòng)程序

        作者: 時(shí)間:2016-11-27 來(lái)源:網(wǎng)絡(luò) 收藏
        void RF905_Read(U8 RFcmd,U8 //RFdata)
        {
        U8 i,len;
        switch(RFcmd)
        {
        case RTA: len=4; break;
        case RRC: len=16; break;
        case RTP:
        case RRP: len=RFRxLen; break;
        default: len=0;
        }
        CE905_0; /// Spi enable for write a spi command ///
        SpiWriteByte(RFcmd);
        for(i=0;i
        CE905_1;
        }
        void RF905_Write(U8 RFcmd,U8 //RFdata)
        {
        U8 i,len;
        switch(RFcmd)
        {
        case WTA: len = 4; break;
        case WRC: len = 16; break;
        case WTP: len = RFRxLen; break;
        default: len = 0;
        }
        CE905_0; /// Spi enable for write a spi command ///
        SpiWriteByte(RFcmd);
        for(i=0;i/// len Bytes Data ///
        CE905_1; // Disable Spi
        }
        U32 msec_cont = 0;//10毫秒鐘基數(shù)
        U8 msec=0;//10毫秒鐘
        U8 sec=0;//秒鐘
        U8 min=0;//分鐘
        U8 old_min;
        U8 K1DwCnt, K2DwCnt;
        // Timer A0 interrupt service routine
        #pragma vector=TIMERA0_VECTOR
        __interrupt void Timer_A (void)
        {
        _BIC_SR_IRQ(LPM3_bits); // Clear LPM3 bits from 0(SR)
        msec ++;
        msec_cont ++;
        if(KEY1)
        {
        if((++K1DwCnt) > KeyDwTimes){K1DwCnt = KeyDwTimes;}
        }
        else
        {
        if(K1DwCnt >= 3)
        K1DwCnt -= 3;
        else
        K1DwCnt = 0;
        }
        if(KEY2)
        {
        if((++K2DwCnt) > KeyDwTimes){K2DwCnt = KeyDwTimes;}
        }
        else
        {
        if(K2DwCnt >= 3)
        K2DwCnt -= 3;
        else
        K2DwCnt = 0;
        }
        if((msec == 100) | (msec == 50))
        { //100分頻,就是1秒一次
        if(msec == 100) msec = 0;
        sec ++;
        ///
        if(Blink)
        {//需要閃爍
        BlkPtr = 1;
        for(LLi = 0; LLi 4; LLi ++)
        {
        if((sec & 0x01) && (Blink & BlkPtr))
        LLTmp = 0xFF;
        else
        LLTmp = DisBuff[LLi];
        BlkPtr <= 1;
        for(LLj = 0; LLj 8; LLj ++)
        {
        if(LLTmp & 0x80)
        {
        LCD_DI_1;
        }
        else
        {
        LCD_DI_0;
        }
        LCD_CLK_1;
        LCD_CLK_0;
        LLTmp <= 1;
        }
        }
        }
        ///
        if(sec==60)
        {
        sec=0;//每分鐘一次
        min++;
        if(min==60) min=0;
        }
        }
        }
        U8 K1Sta = WaitKeyDw;
        U8 K2Sta = WaitKeyDw;
        void main(void)
        {
        //INT8U i, tmp;
        // Init_CLK();
        WDTCTL = WDTPW + WDTHOLD; // 關(guān)閉看門狗
        _DINT();//關(guān)閉中斷
        PORT_Init();
        PD905;
        SPI_Init();
        INIT_905();
        //P1OUT ^= 0x01; // 點(diǎn)亮LED
        RF905_Read(RRC,RFRxBuf);
        RFTxBuf[0] = a;
        RFTxBuf[1] = b;
        RFTxBuf[2] = c;
        RFTxBuf[3] = d;
        RFTxBuf[4] = e;
        RFTxBuf[5] = f;
        RFTxBuf[6] = g;
        RFTxBuf[7] = h;
        RFTxBuf[8] = i;
        RFTxBuf[9] =