adc0采样液晶显示.lst

C51编程

C51 COMPILER V7.05   ADC0采样襙___允_                                                      08/28/2005 13:41:43 PAGE 1   


C51 COMPILER V7.05, COMPILATION OF MODULE ADC0采样襙___允_
OBJECT MODULE PLACED IN adc0采样液晶显示.OBJ
COMPILER INVOKED BY: C:\SiLabs\MCU\IDEfiles\C51\BIN\C51.exe adc0采样液晶显示.c DB OE

stmt level    source

   1          #include <intrins.h>
   2          #include "adc0采样液晶显示.h"
   3          #include  "      st7920.h"              
   4          #define SYSCLK 2000000     
   5          sbit  LED = P1^6;
   6          sfr16 ADC0     = 0xbe;                 // ADC0 data
   7          void delayus(unsigned char); 
   8          void delayms(unsigned char);    
   9          /*void init_adc(void)
  10          {
  11                  ADC0CN = 0x81;//打开adc0，并设置转换方式为向adc0busy写1，寄存器数据格式，如果是浮点，则选择左对齐        
             -             
  12              REF0CN = 0x03;//设置基准电压，使用内部2.4伏，关闭温度传感器，                      
  13              AMX0SL = 0x08;//通道选择寄存器，配合amux0cf配置寄存器一起使用，选择通道     
  14              ADC0CF = (SYSCLK/2500000-1) << 3;  //设置转换频率    
  15                  ADC0CF |= 0x00;//adc0内部增益                     
  16          }*/
  17          void main (void)
  18          { 
  19   1          //int i;
  20   1              unsigned char sh[7];
  21   1          config();
  22   1          LED=0;
  23   1      
  24   1          initialize_st7920();//液晶初始化
  25   1      //for (i=0;i<8;i++)
  26   1      //{
  27   1          while(1)
  28   1          {
  29   2                      AD0INT = 0;//软件清零转换结束标志位                     
  30   2                      AD0BUSY = 1;//启动转换
  31   2                      while(AD0INT == 0);
  32   2                      calc_volt(ADC0,24,0x0FFF,sh);//(采样值，参考电压*10，采样满刻度，存放转化值的数组）
  33   2                      //AMX0SL++;
  34   2                      show_volt(sh);//液晶显示电压值
  35   2                      //a[i]=ADC0;
  36   2              delayms(255);
  37   2              }
  38   1      
  39   1      }
  40          
  41          
  42          void delayus(unsigned char us)
  43          {
  44   1              while (us)
  45   1              {
  46   2                _nop_(); _nop_(); _nop_(); _nop_(); _nop_();
  47   2                --us;
  48   2              }
  49   1      }
  50          
  51          void delayms(unsigned char ms)
  52          {
  53   1          do
  54   1              {
C51 COMPILER V7.05   ADC0采样襙___允_                                                      08/28/2005 13:41:43 PAGE 2   

  55   2                  delayus(250);
  56   2                      delayus(250);
  57   2                      delayus(250);
  58   2                      delayus(250);           //       延时1ms;
  59   2                      ms--;
  60   2              }
  61   1              while(ms!=0);
  62   1      }
  63          
  64          
  65          
  66                        


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    730    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      26
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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