C51 COMPILER V9.57.0.0   WATCHDOG                                                          06/14/2024 11:08:38 PAGE 1   


C51 COMPILER V9.57.0.0, COMPILATION OF MODULE WATCHDOG
OBJECT MODULE PLACED IN .\Objects\watchdog.obj
COMPILER INVOKED BY: D:\Keil_v5\C51\BIN\C51.EXE ..\UsrSrc\watchdog\watchdog.c ROM(COMPACT) OPTIMIZE(9,SIZE) BROWSE INCDI
                    -R(..\UsrInc\adc;..\UsrInc\charger;..\UsrInc\discharge;..\UsrInc\gpio;..\UsrInc\hall;..\UsrInc\i2c_simu;..\UsrInc\inc;..\
                    -UsrInc\key;..\UsrInc\led;..\UsrInc\mtp;..\UsrInc\pwm;..\UsrInc\sleep;..\UsrInc\system;..\UsrInc\uart;..\UsrInc\userapp;.
                    -.\UsrInc\vox;..\UsrInc\vox_comm;..\UsrInc\watchdog;..\UsrInc\bat;..\UsrInc\timer) DEBUG OBJECTEXTEND CODE PRINT(.\Listin
                    -gs\watchdog.lst) TABS(2) OBJECT(.\Objects\watchdog.obj)

line level    source

   1          /*
   2           ******************************************************************************
   3           *
   4           * @file     watchdog.c
   5           * @brief    watchdog module
   6           *                 
   7           *
   8           * @version  1.0
   9           * @date     2022/08/04   15:00:40
  10           * @author   Alex Xu
  11           *
  12           * Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
  13           * All Rights Reserved
  14           *
  15           * History:
  16           * Revision          Date           Author            Desc
  17           * 1.0.0            2022/08/04      Alex          build this file
  18           ******************************************************************************/
  19           /*_____ I N C L U D E S ____________________________________________________*/
  20          #include "watchdog.h"
  21          #if 0  
              /*_____ D E F I N I T I O N S ______________________________________________*/
              
              
              /******************************************************************************\
                                        Macro definitions
              \******************************************************************************/
              
              /******************************************************************************\
                                           Variables definitions
              \******************************************************************************/
              
              
              /******************************************************************************\
                                           Functions definitions
              \******************************************************************************/
              
              
              /*_____ F U N C T I O N S __________________________________________________*/
              
              /*
               *******************************************************************************
               *             void Watchdog_Init(uint8_t watchdog_time)
               *
               * Description : watchdog Initialization. WDT_TM = 0，则看门狗时钟为系统时钟的12分频，否则为系统时钟。
                      wdtrel.7=1 则看门狗计数器时钟为Sys_Fre/12*32，wdtrel.7=0 则看门狗计数器时钟为Sys_Fre/12*2.
                      Sys_Fre = 12MHz，wdtrel.7=0时，定时器范围：
                      (1/Sys_Fre)*12*2*256~(1/Sys_Fre)*12*2*256*128 = 5ms~65ms
              
                      Sys_Fre = 12MHz，wdtrel.7=1时，定时器范围：
                      (1/Sys_Fre)*12*32*256~(1/Sys_Fre)*12*32*256*128 = 80ms~1s
C51 COMPILER V9.57.0.0   WATCHDOG                                                          06/14/2024 11:08:38 PAGE 2   

               *
               * Arguments   :
              
               * Returns     :
              
               * Notes       :
               *
               *******************************************************************************
               */
              void Watchdog_Init(uint8_t watchdog_time)
              {   
                  switch(watchdog_time)
                  {
                      case _WDT_TIME_65ms_:
                          WDTREL = 0x00;      //WDTPS = 0,wdt_f = wdt_f1/2;WDTPS = 1,wdt_f = wdt_f1/32;
                          break;
                      case _WDT_TIME_1s_:
                          WDTREL = 0x80;      //WDTPS = 0,wdt_f = wdt_f1/2;WDTPS = 1,wdt_f = wdt_f1/32;
                          break;
                  }
                  SWDT = 1;           //Watchdog Start
              }
              
              /*
               *******************************************************************************
               *             void Watchdog_Clear(void)
               *
               * Description : Feed watchdog 在系统初始化时未进行看门狗初始化，则不能在程序中进行喂狗操作！！！
               *
               * Arguments   :
              
               * Returns     :
              
               * Notes       :
               *
               *******************************************************************************
               */
              
              void Watchdog_Clear(void)
              {
                  WDT = 1;
                  SWDT = 1;
              }
              
              #endif
C51 COMPILER V9.57.0.0   WATCHDOG                                                          06/14/2024 11:08:38 PAGE 3   

ASSEMBLY LISTING OF GENERATED OBJECT CODE




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


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