os_cfg.lst

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C51 COMPILER V8.09   OS_CFG                                                                04/06/2008 17:25:38 PAGE 1   


C51 COMPILER V8.09, COMPILATION OF MODULE OS_CFG
OBJECT MODULE PLACED IN os_cfg.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE os_cfg.c ROM(COMPACT) OPTIMIZE(9,SIZE) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          // Header:精简协作式不可剥夺嵌入式操作系统
   2          // File Name: Easy51RTOS
   3          // Author:田开坤
   4          // Date:2006.08.01
   5          
   6          #include "main.h"
   7          #include "os_cfg.h"
   8          
   9          uchar OS_Delay[MAX_TASK];         
  10          
  11          //定时器0初始化
  12          void OS_Init_Timer0(void)
  13          {
  14   1       uchar i;
  15   1       for(i=0;i<MAX_TASK;i++)OS_Delay[i]=0;
  16   1       TMOD = (TMOD & 0XF0) | 0X01; //定时器0工作在模式1，16Bit定时器模式 
  17   1       TH0 = 255-CLOCK/TIME_PER_SEC/12/256;//CRY_OSC,TIME_PER_SEC在easycfg.h中配置
  18   1       TL0 = 255-CLOCK/TIME_PER_SEC/12%256; 
  19   1       TR0 =1; ET0 =1;//开启定时器和中断
  20   1      }
  21          
  22          // 系统OS定时中断服务
  23          void OS_Timer0(void) interrupt 1 using 2
  24          {
  25   1        uchar i;  
  26   1        TH0 = 255-CLOCK/TIME_PER_SEC/12/256;
  27   1        TL0 = 255-CLOCK/TIME_PER_SEC/12%256;
  28   1          
  29   1        //每节拍对任务延时变量减1 ，减至 0 后，任务就绪。
  30   1        for(i=0;i<MAX_TASK;i++)
  31   1        {
  32   2          if(OS_Delay[i]>0) OS_Delay[i]--;
  33   2        }
  34   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     63    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      8    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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