C51 COMPILER V7.10   SPI                                                                   12/18/2015 16:49:54 PAGE 1   


C51 COMPILER V7.10, COMPILATION OF MODULE SPI
OBJECT MODULE PLACED IN .\spi.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ..\spi.c BROWSE DEBUG OBJECTEXTEND OBJECT(.\spi.obj)

line level    source

   1          #include <GPM8F2202.h>
   2          #include "spi.h"
   3          #include "ver.h"
   4          
   5          /*void Set_RF_Channel(unsigned char channel)
   6          {
   7                  GetReg7FromChip();
   8                  gReg7_low &= 0x80;
   9                  gReg7_low |= channel;
  10                  Reg_write16(0x07, gReg7_high, gReg7_low);
  11          }*/
  12          
  13          void Reg_write16(uint8 addr, uint8 v1, uint8 v2){
  14   1      
  15   1      
  16   1              SPICS = 0;
  17   1              
  18   1              spi_write(addr);
  19   1              spi_write(v1);
  20   1              spi_write(v2);
  21   1      
  22   1              pdelay(3);
  23   1              SPICS = 1;
  24   1              
  25   1              if(addr < 0x20){
  26   2      //              Wait_mSec(35);                  // RF register DBUS propergation time
  27   2                      Wait_mSec(10);
  28   2              }
  29   1              return;
  30   1      }
  31          
  32          uint16 Reg_read16(uint8 addr)
  33          {
  34   1              uint16 value =0;
  35   1              SPICS = 0;
  36   1              
  37   1              spi_write(addr | REG_RD);
  38   1              
  39   1              value = spi_read();
  40   1              value <<= 8;
  41   1              pdelay(3);
  42   1              value |= spi_read();
  43   1      
  44   1              pdelay(3);
  45   1              SPICS = 1;
  46   1      
  47   1              return value;
  48   1      }
  49          
  50          void spi_write(uint8 spi_bValue){
  51   1              
  52   1              uint8 i;
  53   1              
  54   1              SPICS = 0; 
  55   1              pdelay(10);
C51 COMPILER V7.10   SPI                                                                   12/18/2015 16:49:54 PAGE 2   

  56   1              
  57   1              for(i=0; i<8; i++){ 
  58   2                      
  59   2                      SPICLK = 1;   
  60   2                      pdelay(10);
  61   2                      if((spi_bValue&0x80)==0x80){
  62   3                              SPIMOSI = 1;
  63   3                      }else{  
  64   3                              SPIMOSI = 0; 
  65   3                      }
  66   2                      pdelay(10);
  67   2                      SPICLK = 0;
  68   2                      pdelay(10);
  69   2                      spi_bValue = (spi_bValue<<1);  
  70   2              }  
  71   1      }  
  72          
  73          uint8 spi_read()  
  74          {  
  75   1              uint8 i, spi_bValue;  
  76   1              
  77   1              SPICS = 0; 
  78   1              SPICS = 0;
  79   1              
  80   1              for(i=0; i<8; i++)  
  81   1              {                                  
  82   2                      SPICLK = 1;  
  83   2                      pdelay(10);
  84   2                      
  85   2                      spi_bValue <<= 1;  
  86   2                      SPICLK = 0; 
  87   2                      pdelay(10);
  88   2                              
  89   2                      if(SPIMISO == 1){
  90   3      
  91   3                              spi_bValue ++;  
  92   3                      }  
  93   2                      
  94   2              }  
  95   1      
  96   1              SPICLK = 0;
  97   1      
  98   1              return spi_bValue;  
  99   1      } 
 100          
 101          
 102          //获取寄存器 7 的值
 103          uint16 GetReg7FromChip(void)
 104          {
 105   1              uint16 temp;
 106   1      
 107   1              temp = Reg_read16(0x07);
 108   1              gReg7_high = (uint8)((temp&0xff00)>>8);
 109   1              gReg7_low = (uint8)(temp&0x00ff);
 110   1      
 111   1              return temp;
 112   1      }
 113          
 114          void spi_Send(uint8 *ptr, uint8 bytes) //only tx loop
 115          {
 116   1              uint8 i;
 117   1              
C51 COMPILER V7.10   SPI                                                                   12/18/2015 16:49:54 PAGE 3   

 118   1              Reg_write16(0x34,0x80,0x00);                                                                                            //清空邋FIFO    
 119   1              pdelay(3);
 120   1              spi_write(0x32);                                                                                                                        //Fill data to FIFO;
 121   1              spi_write(CMD_BUFF_LEN);
 122   1              for(i=0; i<(bytes); i++)                                                                                                        //发送数据
 123   1              {       
 124   2                      spi_write(*ptr++);
 125   2              }
 126   1              
 127   1              SPICS = 1;
 128   1              pdelay(3);
 129   1              
 130   1              //Reg_write16(0x07,0x01,0x30);                  //使能TX
 131   1              Reg_write16(0x07, (gReg7_high|0x01), gReg7_low&0x7f);                                   //使能TX
 132   1              
 133   1              //while(P3&0x80 == 0);
 134   1              pdelay(3);
 135   1              //Reg_write16(0x07,0x00,0x30);                                                                                          //disable TX    
 136   1              Reg_write16(0x07, (gReg7_high&0xfe), gReg7_low&0x7f);                                   //TX Disable
 137   1      }
 138          
 139          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    325    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      14
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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