watchdog.lis

meg16 的所有功能实例

                        .module watchdog.c
                        .area text(rom, con, rel)
 0000                   .dbfile E:\MYWORK~1\开发设计\EasyAVR\程序范例\Mega16例程\WATCHD~1\watchdog.c
 0000                   .dbfunc e main _main fV
                        .even
 0000           _main::
 0000                   .dbline -1
 0000                   .dbline 41
 0000           ; /****************************************Copyright (c)**************************************************
 0000           ; **                               ADEmbed Development Co.,LTD.                                    
 0000           ; **                                 http://www.adembed.com
 0000           ; **--------------File Info-------------------------------------------------------------------------------
 0000           ; ** File name:                 watchdog.c
 0000           ; ** Last modified Date:  2008-12-13
 0000           ; ** Last Version:              1.0
 0000           ; ** Descriptions:              watchdog Test.
 0000           ; ** 
 0000           ; **------------------------------------------------------------------------------------------------------
 0000           ; ** Created by:                        junbolu
 0000           ; ** Created date:              2008-12-13
 0000           ; ** Version:                           1.0
 0000           ; ** Descriptions:              
 0000           ; **
 0000           ; **------------------------------------------------------------------------------------------------------
 0000           ; ** Modified by:
 0000           ; ** Modified date:
 0000           ; ** Version:
 0000           ; ** Descriptions:
 0000           ; **
 0000           ; **------------------------------------------------------------------------------------------------------
 0000           ; **ICC-AVR application builder : 2008-12-13
 0000           ; **Target : M16
 0000           ; **Crystal: 7.3728Mhz
 0000           ; 
 0000           ; **WDP2 WDP1 WDP0 看门狗振荡器周期   VCC = 3.0V 时典型的溢出周期 VCC = 5.0V 时典型的溢出周期
 0000           ; **0    0    0    16K (16,384)       17.1 ms                     16.3 ms
 0000           ; **0    0    1    32K (32,768)       34.3 ms                     32.5 ms
 0000           ; **0    1    0    64K (65,536)       68.5 ms                     65 ms
 0000           ; **0    1    1    128K (131,072)     0.14 s                      0.13 s
 0000           ; **1    0    0    256K (262,144)     0.27 s                      0.26 s
 0000           ; **1    0    1    512K (524,288)     0.55 s                      0.52 s
 0000           ; **1    1    0    1,024K (1,048,576) 1.1 s                       1.0 s
 0000           ; **1    1    1    2,048K (2,097,152) 2.2 s                       2.1 s
 0000           ; *******************************************************************************************************/
 0000           ; #include <iom16v.h>
 0000           ; #include <macros.h>
 0000           ; 
 0000           ; void main(void)
 0000           ;  {
 0000                   .dbline 42
 0000           ;  WDTCR|=(1<<WDP1)|(1<<WDP2)|(1<<WDE);        //看门狗定时器预分频器设置
 0000 81B5              in R24,0x21
 0002 8E60              ori R24,14
 0004 81BD              out 0x21,R24
 0006                   .dbline 43
 0006           ;  WDTCR|=(1<<WDP0);                                                     //使能看门狗
 0006 81B5              in R24,0x21
 0008 8160              ori R24,1
 000A 81BD              out 0x21,R24
 000C 01C0              xjmp L3
 000E           L2:
 000E                   .dbline 46
 000E                   .dbline 47
 000E A895              wdr
 0010                   .dbline 48
 0010           L3:
 0010                   .dbline 45
 0010 FECF              xjmp L2
 0012           X0:
 0012                   .dbline -2
 0012           L1:
 0012                   .dbline 0 ; func end
 0012 0895              ret
 0014                   .dbend