1574timer.lst

MXIC旺宏液晶电视芯片MX88V44的源码

C51 COMPILER V7.02b   1574TIMER                                                            05/24/2006 17:59:20 PAGE 1   


C51 COMPILER V7.02b, COMPILATION OF MODULE 1574TIMER
OBJECT MODULE PLACED IN .\1574timer.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ..\source\1574timer.c LARGE BROWSE DEBUG OBJECTEXTEND PRINT(.\1574timer.lst
                    -) OBJECT(.\1574timer.obj)

stmt level    source

   1          
   2          #include "..\inc\public2.h"
   3          
   4          int             T0_0Interval;
   5          BYTE    T0_0Service;            //Timer 0 service Var.
   6          
   7          /**--------------------------------------------------------------------------
   8          * Name          void    interrupt       Timer1C_NewServiceRoutine()
   9          *               char    bautrate_LSB
  10          *
  11          * Description   This is a timer interrupt. It will entry when every 20ms.
  12          *                               And will check Parse flag status.
  13          *
  14          * Flow Chart
  15          *
  16          * Return
  17          *
  18          * DATE          Author          Description
  19          * ===========================================================================
  20          * 2003-02-20    KM Ho                   This is first time implement
  21          **/
  22          void Timer0(void) interrupt 1 using 3
  23          {
  24   1              TR0=0;                                                  //STOP COUNT Timer0
  25   1      
  26   1              if (T0_0Service)                                //is Timer 0 service flag setting?
  27   1              {
  28   2                      T0_0Interval--;                         // counter
  29   2                      if (T0_0Interval < 0)           // is timer out?
  30   2                              T0_0Service = 0;                // turn off the service flag
  31   2              }
  32   1      
  33   1              TH0=0x9E;                                               //Timer0 working in Mode 1 and set 20m sec.
  34   1              TL0=0x58;                                               //Working Cry=14.318MHz 1/14.318M * 12 = 0.8 us
  35   1                                                                              //20ms = 0.8 * 25000
  36   1                                                                              //      TH0 = (65536 - 25000) / 256 = 0x9E
  37   1                                                                              //      TL0 = (65536 - 25000) % 256 = 0x58
  38   1              TF0=0;
  39   1              TR0=1;                                                  //Start count Timer0
  40   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     62    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =      3    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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