receiver.lst

关于NORDIC公司的NRF24E1芯片的单片机编程,使其自动载入EPPROM中内容

C51 COMPILER V7.50   RECEIVER                                                              11/20/2006 22:09:22 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE RECEIVER
OBJECT MODULE PLACED IN Receiver.OBJ
COMPILER INVOKED BY: D:\keil\C51\BIN\C51.EXE Receiver.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*=====================================================================
   2           * 
   3           *由 Keil C51 V7.50 编译通过 
   4           *==============================================================================
   5          */
   6          #include <reg24e1.h>
   7          
   8          struct RFConfig
   9          {
  10              unsigned char n;
  11              unsigned char buf[15];
  12          };
  13          
  14          typedef struct RFConfig RFConfig;
  15          
  16          #define ADDR_INDEX   8   // Index to address bytes in RFConfig.buf 
  17          #define ADDR_COUNT  4   // Number of address bytes
  18          
  19          
  20          const RFConfig rconf =
  21          {
  22              15,                          //If the nRF2401 subsystem is to be configured for 2 channel RX in ShockBurst, a
  23                              //total of 120 bits must be shifted in during the first configuration
  24                             // after VDD is applied.                是不是不要120--143bit(Reserved for testing) 了
  25              0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,                        // 数据包是8位8位的传,地址是32位,需要CRC,是16位,
  26              0xaa, 0xbb, 0x12, 0x34, 0x83, 0x6f, 0x05                              //1 Mbps的 RF Data Rate,16MHz的时钟频率,调制于2404MHz.
  27          };                      //      The MSB bit should be loaded first into the configuration register
  28          
  29          void Delay100us(volatile unsigned char n)
  30          {
  31   1          unsigned char i;
  32   1          while(n--)
  33   1              for(i=0;i<35;i++)
  34   1                  ;
  35   1      }
  36          
  37          
  38          unsigned char SpiReadWrite(unsigned char b)     
  39                                 // Output data is shifted on negedge SCK, and input data is read on posedge SCK
  40          {
  41   1          EXIF &= ~0x20;                    // Clear SPI interrupt
  42   1          SPI_DATA = b;                    // Move byte to send to SPI data register
  43   1              while((EXIF & 0x20) == 0x00)    // Wait until SPI hs finished transmitting
  44   1              ;
  45   1          return SPI_DATA;
  46   1      }
  47          
  48          unsigned char ReceivePacket()
  49          {
  50   1          unsigned char b;
  51   1          CE = 1;
  52   1          while(DR1 == 0)
  53   1              ;
  54   1          b = SpiReadWrite(0);                 // Firsrt write dummy byte to SPI data register,when SPI data reg
             -ister have
C51 COMPILER V7.50   RECEIVER                                                              11/20/2006 22:09:22 PAGE 2   

  55   1                                                          // received data,evaluate to b
  56   1          CE = 0;
  57   1          return b;
  58   1      }
  59          
  60          void PutChar(char c)
  61          {
  62   1          while(!TI)
  63   1              ;
  64   1          TI = 0;
  65   1          SBUF = c;
  66   1      }
  67          
  68          void Receiver(void)
  69          {
  70   1          unsigned char b;
  71   1          CS = 1;
  72   1          Delay100us(0);
  73   1          for(b=0;b<rconf.n;b++)
  74   1          {
  75   2              SpiReadWrite(rconf.buf[b]);
  76   2          }
  77   1          CS = 0;
  78   1      
  79   1          for(;;)
  80   1          {
  81   2              b = ReceivePacket();
  82   2              PutChar(b);
  83   2      
  84   2          }
  85   1      }
  86          
  87          void Init(void)
  88          {
  89   1      
  90   1      //  Port ini
  91   1          P0_ALT = 0x06;                    // Select alternate functions on pins P0.1 and P0.2,  TXD RXD 
  92   1                 
  93   1          PWR_UP = 1;                    // Turn on Radio
  94   1          Delay100us(30);               // Wait > 3ms 
  95   1          SPICLK = 0;                  // Max SPI clock (XTAL/8)
  96   1          SPI_CTRL = 0x02;            // Connect internal SPI controller to Radio CH1
  97   1      
  98   1      //  serial communication ini
  99   1          TH1 = 243;           // 19200@16MHz (when T1M=1 and SMOD=1)  19200=(2/32)*{(16M/4)*[1/(256-243)]}     
             -       
 100   1          CKCON |= 0x10;      // T1M=1 (/4 timer clock)                       
 101   1          PCON = 0x80;       // SMOD=1 (double baud rate)
 102   1          SCON = 0x52;      // Serial mode1, enable receiver
 103   1          TMOD = 0x20;     // Timer1 8bit auto reload                                 
 104   1          TCON = 0x40;    // Start timer1                             
 105   1      }    
 106          
 107          void main(void)
 108          {
 109   1          Init();
 110   1          while(1)
 111   1              {
 112   2              Receiver();
 113   2              }
 114   1      }

C51 COMPILER V7.50   RECEIVER                                                              11/20/2006 22:09:22 PAGE 3   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    135    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     16       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)