main.lst

C8051F005单片机控制CH452驱动程序

C51 COMPILER V7.20   MAIN                                                                  09/22/2005 23:42:15 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          
   2          
   3          #include <C8051F000.h>
   4          #include <intrins.h>
   5          #include "ch452.h"
   6          #include "ch452cmd.h"     //常用命令头文件
   7          #include "pin.h"
   8          /******************初始化子程序****************/
   9          /*时钟初始化*/
  10          void SYSCLK_Init (void)
  11          {
  12   1      //晶振配置,采用内部晶振,默认为16MHz,八分频为2MHz
  13   1      //允许时钟丢失监测器
  14   1              OSCICN = 0x94;  
  15   1              OSCXCN = 0x00;  
  16   1      
  17   1      //外部晶振      
  18   1      //  int i;                              // delay counter
  19   1      //   OSCXCN = 0x67;                      // start external oscillator with
  20   1                                             // 18.432MHz crystal
  21   1      //   for (i=0; i < 256; i++) ;           // Wait for osc. to start up
  22   1      //   while (!(OSCXCN & 0x80)) ;          // Wait for crystal osc. to settle
  23   1      //   OSCICN = 0x88;                      // select external oscillator as SYSCLK
  24   1                                             // source and enable missing clock
  25   1                                             // detector
  26   1      }
  27          
  28          /*端口初始化*/
  29          void PORT_Init (void)
  30          {
  31   1      //交叉开关使能，但没有进行外围设备配置
  32   1              XBR0 = 0x00;    
  33   1              XBR1 = 0x00;    
  34   1              XBR2 = 0x40;
  35   1      
  36   1              
  37   1      //均配置为开漏输出      
  38   1              PRT0CF |= 0x00;
  39   1              PRT1CF |= 0x00;
  40   1              PRT2CF |= 0x00;  
  41   1              PRT3CF |= 0x00;
  42   1      }
  43          void delayms(unsigned int i)    //1ms
  44          {       unsigned int    j;
  45   1              do{     for(j=0;j!=200;j++)
  46   2                      {;}
  47   2              }while(--i);
  48   1      }
  49          
  50          main()
  51          {
  52   1              unsigned char cmd,dat;
  53   1      //      unsigned short  command;
  54   1              unsigned char counter;
  55   1              WDTCN = 0xDE;   //禁止看门狗
C51 COMPILER V7.20   MAIN                                                                  09/22/2005 23:42:15 PAGE 2   

  56   1              WDTCN = 0xAD;
  57   1      
  58   1              SYSCLK_Init();  //初始化时钟
  59   1              PORT_Init();    //初始化端口
  60   1      
  61   1              delayms(10);    
  62   1      
  63   1      //      dat=CH452_Read();               //读取CH452的版本号，正式应用时不需要。
  64   1      
  65   1              CH452_Write(CH452_SYSON2);      //两线制方式，如果SDA用做按键中断输出，那么命令应该为(0x04,0x23)
  66   1              CH452_Write(CH452_BCD);   // BCD译码,8个数码管
  67   1              CH452_Write(CH452_DIG0 | 0);  // 显示字符8      
  68   1              CH452_Write(CH452_DIG1 | 2);
  69   1              CH452_Write(CH452_DIG2 | 8);
  70   1              CH452_Write(CH452_DIG3 | 8);
  71   1              CH452_Write(CH452_DIG4 | 8);
  72   1              CH452_Write(CH452_DIG5 | 8);
  73   1              CH452_Write(CH452_DIG6 | 8);
  74   1      //      CH452_Write(CH452_DIG7 | 0x1a);
  75   1              delayms(50);
  76   1      //      LED=!LED;
  77   1              while ( 1 ){  // PC机串口通讯单片机，再控制CH452演示
  78   2      
  79   2      //      while(CH452_DOUT);
  80   2              delayms(20);
  81   2      //      CH452_Write(CH452_GET_KEY);
  82   2      
  83   2          dat=CH452_Read();
  84   2                      delayms(20);
  85   2      //    for(counter=0;counter<9;counter++)
  86   2      //      {
  87   2      //      CH452_Write(CH452_DIG4 | counter);
  88   2      //      delayms(10);
  89   2      //      }
  90   2      //      PCON |=0x01;
  91   2              }
  92   1      }
*** WARNING C280 IN LINE 52 OF MAIN.C: 'cmd': unreferenced local variable
*** WARNING C280 IN LINE 54 OF MAIN.C: 'counter': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    150    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  2 WARNING(S),  0 ERROR(S)