analog.lst

用c8051f340基于51单片机上网

C51 COMPILER V8.08   ANALOG                                                                11/04/2008 18:45:33 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE ANALOG
OBJECT MODULE PLACED IN Analog.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.exe Analog.c DB OE

line level    source

   1          //-----------------------------------------------------------------------------
   2          // 这部分程序是利用040内部温度传感器采集出温度值及电压的值,然后通过
   3          //以太网将这些值发送出去的.
   4          //-----------------------------------------------------------------------------
   5          #include <string.h>
   6          #include "global.h"
   7          #include "C8051f340.h"
   8          ///#include "net.h"
   9          #include "analog.h"
  10          
  11          extern char xdata text[];
  12          UINT idata cpu_temperature, air_temperature, cpu_voltage;
  13          UCHAR idata mux_select;
  14          
  15          sfr16 ADC0     = 0xbe;                
  16          
  17          //--------------------------------------------------------------------------
  18          // 初始化ADC
  19          //--------------------------------------------------------------------------
  20          void init_adc(void)
  21          {
  22   1      /*
  23   1              ADC0CN = 0x81;                     
  24   1              REF0CN = 0x07;                     
  25   1                                              
  26   1         mux_select = MUX_CPU_TEMP;                   
  27   1      ///   AMX0SL = MUX_CPU_TEMP;    
  28   1         ADC0CF = (SYSCLK/2500000) << 3;    
  29   1         EIE2 &= ~0x02;                      
  30   1         EIE1 &= ~0x04;                      
  31   1      */
  32   1      }
  33          
  34          
  35          
  36          //--------------------------------------------------------------------------
  37          // This function is a little state machine which reads one analog
  38          // inputs at a time, out of the 3 possible inputs
  39          //  1. On-chip temperature      片内温度
  40          //  2. External air temperature
  41          //  3. CPU operating voltage    CPu的工作电压
  42          //--------------------------------------------------------------------------
  43          void read_analog_inputs(void)
  44          {
  45   1      /*
  46   1               ULONG idata temp_long;
  47   1      
  48   1           AD0INT = 0;                      
  49   1           AD0BUSY = 1;                     
  50   1           while (AD0INT == 0);             
  51   1              switch (mux_select)
  52   1                 {
  53   1                      case MUX_CPU_TEMP:
  54   1                      temp_long = ADC0*2 - 42380;
  55   1                          temp_long= (temp_long * 100L) / 156;
C51 COMPILER V8.08   ANALOG                                                                11/04/2008 18:45:33 PAGE 2   

  56   1                              cpu_temperature=temp_long;
  57   1      ///                     AMX0SL = MUX_CPU_VOLTS;         
  58   1                              mux_select = MUX_CPU_VOLTS;
  59   1                      break;
  60   1      
  61   1                      case MUX_CPU_VOLTS:
  62   1                              temp_long = ADC0;
  63   1                              temp_long = 24*temp_long/655;
  64   1                              cpu_voltage = temp_long;
  65   1      ///                     AMX0SL = MUX_AIR_TEMP;          
  66   1                              mux_select = MUX_AIR_TEMP;
  67   1                      break;
  68   1      
  69   1                      case MUX_AIR_TEMP:
  70   1                              temp_long = ADC0;
  71   1                              temp_long = 24*temp_long/655;
  72   1                              air_temperature = temp_long;
  73   1      ///                     AMX0SL = MUX_CPU_TEMP;   
  74   1                              mux_select = MUX_CPU_TEMP;
  75   1                      break;
  76   1      
  77   1                      default:
  78   1      ///                     AMX0SL = MUX_CPU_TEMP;
  79   1                              mux_select = MUX_CPU_TEMP;
  80   1                      break;
  81   1                  }
  82   1                      */
  83   1      }
  84           
  85          
  86           


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =      2    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =      7    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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