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            EEPW首頁 > 嵌入式系統(tǒng) > 設(shè)計應(yīng)用 > NRF9E51讀IC卡卡號,并把讀取到的數(shù)據(jù)傳送出去

            NRF9E51讀IC卡卡號,并把讀取到的數(shù)據(jù)傳送出去

            作者: 時間:2016-11-30 來源:網(wǎng)絡(luò) 收藏
            /*void rst_wdog()
            { if((REGX_CTRL&0x10)!=0x10)
            { REGX_MSB=0x75;
            REGX_LSB=0x30;
            // REGX_CTRL=0x08;
            }
            }*/
            unsigned char SpiReadWrite(unsigned char b)
            {
            EXIF &= ~0x20; // Clear SPI interrupt
            SPI_DATA = b; // Move byte to send to SPI data register
            while((EXIF & 0x20) == 0x00) // Wait until SPI hs finished transmitting
            ;
            return SPI_DATA;
            }
            void TransmitPacket()
            {
            unsigned char i;
            CE = 1;
            Delay100us(0);
            // All packets start with the receiver address:
            for(i=0;i
            SpiReadWrite(tconf.buf[ADDR_INDEX+i]);
            SpiReadWrite(array[0]);
            SpiReadWrite(array[1]);
            SpiReadWrite(array[2]);
            CE = 0;
            Delay100us(3); // Wait ~300us
            }
            ///led000000000000000000000000000000000000
            /*定時器0和定時器1的定時間是10ms*/
            void InitTimer(void)
            {
            TR0 = 0;
            TMOD &= ~0x33;
            TMOD |= 0x11; // mode 1
            CKCON |= 0x98; // T0M = 1 (/4 timer clock)
            t0lrel = 0xC0; // 1KHz tick...
            t0hrel = 0x63; // ... = 65536-16e6/(4*1e3) = F060h
            TF0 = 0; // Clear any pending Timer0 interrupts
            ET0 = 1; // Enable Timer0 interrupt
            TR1=0;
            t1lrel=0xC0;
            t1hrel=0x63;
            TF1 = 0; // Clear any pending Timer0 interrupts
            ET1 = 1;
            T2CON=0x00;
            RCAP2H=0xFE;
            RCAP2L=0x70;
            ET2=1;
            }
            void Timer0ISR (void) interrupt 1
            {
            TF0 = 0; // Clear Timer0 interrupt
            TH0 = t0hrel; // Reload Timer0 high byte
            TL0 = t0lrel; // Reload Timer0 low byte
            count0++;
            if (count0==300)
            {
            LED=0; // Led off
            TR0 = 0; // Stop timer
            }
            }
            void Timer1ISR(void) interrupt 3
            {
            TF1 = 0; // Clear Timer1 interrupt
            TH1 = t1hrel; // Reload Timer1 high byte
            TL1 = t1lrel; // Reload Timer1 low byte
            count++;
            if (count == 120)
            {
            count=0;
            over_flag=1;
            TR1=0;
            }
            }
            void Timer2ISR (void) interrupt 5 using 2
            {
            TF2 = 0;
            count1++;
            if (count1==1)
            {
            data0=1;
            data1=1;
            }
            else if(count1==11)
            { count1=0;
            over1_flag=1;
            TR2=0;
            }
            }
            void Receiver(void)
            {
            unsigned char b;
            CS = 1;
            Delay100us(0);
            for(b=0;b {
            SpiReadWrite(rconf.buf[b]);
            }
            CS = 0;
            for(;;)
            {
            CE = 1;
            while(DR1 == 0)
            { //rst_wdog();
            nop();
            }
            a[0]=SpiReadWrite(0);
            a[1]=SpiReadWrite(1);
            a[2]= SpiReadWrite(2);
            CE = 0;
            LED=1;
            count0=0;
            TR0 = 1;
            if(fsen==0)
            {
            fs();
            }
            //rst_wdog();
            }
            }
            void Transmitter(void)
            {
            unsigned char b;
            CS = 1;
            Delay100us(0);
            for(b=0;b {
            SpiReadWrite(tconf.buf[b]);
            }
            CS = 0;
            for(;;)
            { //rst_wdog();
            TransmitPacket(); // Transmit data
            over_flag=0;
            TR1=1;
            LED=1;
            while(!over_flag)
            { nop();
            }
            }
            }
            void Init(void)
            { uchar i;
            uchar j;
            P0_DIR=0x00;
            P0=0xfb;
            P1=0xff;
            SPICLK=1;
            SPI_CTRL=0x02; //連接到RADIO上
            PWR_UP = 1; // Turn on Radio on 24E1
            Delay100us(30); // Wait > 3ms
            InitTimer();
            EA = 1;
            for(j=0;j<2;j++)
            { LED=1;
            for(i=0;i<10;i++)
            { Delay100us(250);
            Delay100us(250);
            }
            LED=0;
            for(i=0;i<10;i++)
            { Delay100us(250);
            Delay100us(250);
            }
            }
            }
            void main(void)
            {
            Init();
            /*f((REGX_CTRL&0x10)!=0x10)
            {
            REGX_MSB=0x75;
            REGX_LSB=0x30;
            REGX_CTRL=0x08;
            } */
            //Receiver();
            Transmitter();
            }
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