温度测量实验.lst

1.用单片机实现对温度的检测和确定 2.算法优化简单 3.数码管动态显示 4。实时动态监控

C51 COMPILER V7.07   温度瞋量实验                                                          06/21/2005 17:15:58 PAGE 1   


C51 COMPILER V7.07, COMPILATION OF MODULE 温度瞋量实验
OBJECT MODULE PLACED IN 温度测量实验.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE 温度测量实验.c DEBUG OBJECTEXTEND

stmt level    source

   1          /* ;“验证式”  实验八 温度测量实验  */
   2          #include <absacc.h>
   3          #define LEDLen 6
   4          #define MODE 0x03
   5          #define CS0809 XBYTE[0xa000] 
   6          #define CAddr XBYTE[0xe100]    /* 命令控制口 */
   7          #define OUTBIT XBYTE[0xe101]    /* 位控制口 */
   8          #define CLK164 XBYTE[0xe102]    /* 段控制口(接164时钟位) */
   9          #define DAT164 XBYTE[0xe102]    /* 段控制口(接164数据位) */
  10          #define IN XBYTE[0xe103]    /* 键盘读入口 */
  11          
  12          unsigned char LEDBuf[LEDLen];  /* 显示缓冲 */
  13          code unsigned char LEDMAP[] = {  /* 八段管显示码 */
  14            0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07,
  15            0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71
  16          };
  17          
  18          void Delay(unsigned char CNT)
  19          {
  20   1        unsigned char i;
  21   1      
  22   1        while (CNT-- !=0)
  23   1          for (i=100; i !=0; i--);
  24   1      }
  25          
  26          void DisplayLED()
  27          {
  28   1        unsigned char i, j;
  29   1        unsigned char Pos;
  30   1        unsigned char LED;
  31   1      
  32   1        Pos = 0x20;  /* 从左边开始显示 */
  33   1        for (i = 0; i < LEDLen; i++) {
  34   2          OUTBIT = 0;     /* 关所有八段管 */
  35   2          LED = LEDBuf[i];
  36   2          for (j = 0; j < 8; j++) {   /* 送164 */
  37   3           if (LED & 0x80) DAT164 = 1 ; else DAT164 = 0 ;
  38   3            CLK164 = CLK164| 0X02;
  39   3            CLK164 = CLK164& 0Xfd;
  40   3            LED <<= 1;
  41   3          }
  42   2          OUTBIT = Pos;  /* 显示一位八段管 */
  43   2          Delay(1);
  44   2          Pos >>= 1;     /* 显示下一位 */
  45   2        }
  46   1        OUTBIT = 0;     /* 关所有八段管 */
  47   1      }
  48          unsigned char Read0809()
  49          {
  50   1        unsigned char i;
  51   1      
  52   1        CS0809 = 0;                /* 起动 A/D */
  53   1        for (i=0; i<0x20; i++) ;   /* 延时 > 100us */
  54   1        return(CS0809);            /* 读入结果 */
  55   1      }
C51 COMPILER V7.07   温度瞋量实验                                                          06/21/2005 17:15:58 PAGE 2   

  56          
  57          void main()
  58          {
  59   1      
  60   1         unsigned char j;
  61   1          unsigned char b;
  62   1         CAddr= MODE;
  63   1         while(1) {
  64   2           LEDBuf[0] = 0Xb8;
  65   2           LEDBuf[1] = 0X40;
  66   2           LEDBuf[2] = 0X40;
  67   2           LEDBuf[3] = 0X40;
  68   2           LEDBuf[4] = 0X00;
  69   2           LEDBuf[5] = 0X00;
  70   2      
  71   2           //b = Read0809();
  72   2      
  73   2           LEDBuf[5] = LEDMAP[Read0809() & 0x0f] ;
  74   2           LEDBuf[4] = LEDMAP[Read0809()>>4 & 0x0f] ;
  75   2           for(j=0; j<5; j++)
  76   2             DisplayLED();   /* 延时 */
  77   2         }
  78   1      }
*** WARNING C280 IN LINE 61 OF 温度测量实验.C: 'b': unreferenced local variable
  79          
  80          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    180    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      6       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)