汇编程序:实现一个24小时制的电子钟程序

汇编程序:实现一个24小时制的电子钟程序,第1张

自己写了一个时钟程序,用来模拟时间类型软件的破解,先从基础的运行时间开始,程序运行界面如图:十秒后程序自动退出

十秒后程序自动退出

破解思路:查看程序导入表函数(有N多个程序可以查看,以PETOOLS为例),如图所示:输入表目录

只找到一个和时间有关的函数GetSystemTimeAsFileTime。我们可以通过od自带的api断点,去断下GetSystemTimeAsFileTime这个函数,

Enter进入,在系统领空下段,运行程序,会断在这个函数的系统领空,之后ctrl+F9执行到返回到,call GetSystemTimeAsFileTime的调用,再ctrl+F9执行到返回,来到如下关键代码处:

可见通过上面call函数clock的调用,返回值去和10比较,来判断程序运行的时间,修改跳转或者修改A的值即可实现破解。

Clock类

class Clock

{

    int hour;

    int minute;

    int seconde;

    Clock()

    {

        hour = 0;

        minute = 0;

        seconde = 0;

    }

    ~Clock()

    {

        cout<<"调用析构函数成功"<<endl;

    }

    public void setH(int h)

    {

        hour = h;

    }

    public void setM(int m)

    {

        minute = m;

    }

    public void setS(int s)

    {

        second = s;

    }

    public void display()

    {

        String hh = "";

        String mm = "";

        String ss = "";

        if(hour<10)hh = "0"+hour;

        else hh = ""+hour;

        if(minute<10)mm = "0"+minute;

        else mm = ""+minute;

        if(seconde<10)ss = "0"+seconde;

        else ss = ""+second;

        cout<<hh<<":"<<mm<<":"<<ss<<endl;

    }

}

Main类

#include<iostream>

using namespace std;

int main()

{

    Clock clock = new Clock();

    clocksetH(5);

    clockdisplay();

}

label字体什么的自己改吧,主要功能实现了

private

sub

form_load()

timer1enabled

=

true

timer1interval

=

1000

timer2enabled

=

false

timer2interval

=

500

end

sub

private

sub

timer1_timer()

label1caption

=

time

end

sub

private

sub

text1_keydown(keycode

as

integer,

shift

as

integer)

if

keycode

=

13

then

if

not

isdate(text1text)

then

msgbox

"时间格式错误,正确应为hh:mm:ss"

else

text1locked

=

true

timer2enabled

=

true

end

if

end

if

end

sub

private

sub

timer2_timer()

dim

ltime

as

integer

static

lblcolor

as

boolean

ltime

=

datediff("s",

time,

text1text)

if

ltime

<=

0

then

if

lblcolor

=

true

then

label1backcolor

=

vbred

lblcolor

=

false

else

label1backcolor

=

vbwhite

lblcolor

=

true

end

if

end

if

end

sub

1、首先在Expression Blend中画出时钟的样式;

2、建立时钟的程序辅助类;

3、将此时钟样式需要动态换掉的部分改成相应的绑定值。

由于具体步骤很多,这里只说说技术难点和要点,着重说明上述第2点部分。

// 时钟控件类:Clockcs

using System;

using SystemWindows;

using SystemWindowsControls;

using SystemWindowsControlsPrimitives;

using SystemWindowsData;

using SystemWindowsDocuments;

using SystemWindowsMedia;

using SystemWindowsMediaImaging;

using SystemWindowsShapes;

using SystemTimers;

using SystemWindowsThreading;

namespace BrawDrawComWPFClockControlLibrary

{

/// <summary>Clock Control

/// </summary>

public class Clock : Control

{

private DispatcherTimer timer;

static Clock()

{

DefaultStyleKeyPropertyOverrideMetadata(typeof(Clock),

new FrameworkPropertyMetadata(typeof(Clock)));

}

protected override void OnInitialized(EventArgs e)

{

baseOnInitialized(e);

timer = new DispatcherTimer();

timerTick += new EventHandler(Timer_Tick);

timerStart();

}

private void Timer_Tick(object sender, EventArgs e)

{

UpdateDateTime();

timerInterval = TimeSpanFromMilliseconds(1000 -

DateTimeNowMillisecond);

}

private void UpdateDateTime()

{

thisDateTime = SystemDateTimeNow;

}

#region DateTime property

public DateTime DateTime

{

get

{

return (DateTime)GetValue(DateTimeProperty);

}

private set

{

SetValue(DateTimeProperty, value);

}

}

public static DependencyProperty DateTimeProperty =

DependencyPropertyRegister(

"DateTime",

typeof(DateTime),

typeof(Clock),

new PropertyMetadata(DateTimeNow,

new PropertyChangedCallback(OnDateTimeInvalidated)));

public static readonly RoutedEvent DateTimeChangedEvent =

EventManagerRegisterRoutedEvent("DateTimeChanged",

RoutingStrategyBubble, typeof(RoutedPropertyChangedEventHandler<DateTime>),

typeof(Clock));

protected virtual void OnDateTimeChanged(DateTime oldValue,

DateTime newValue)

{

RoutedPropertyChangedEventArgs<DateTime> args =

new RoutedPropertyChangedEventArgs<DateTime>(oldValue, newValue);

argsRoutedEvent = ClockDateTimeChangedEvent;

RaiseEvent(args);

}

private static void OnDateTimeInvalidated(DependencyObject d,

DependencyPropertyChangedEventArgs e)

{

Clock clock = (Clock)d;

DateTime oldValue = (DateTime)eOldValue;

DateTime newValue = (DateTime)eNewValue;

clockOnDateTimeChanged(oldValue, newValue);

}

#endregion

}

}

// 时钟内部时针、分针、秒针角度计算及星期显示的类: ClockConverterscs

// 由于WPF中旋转角度是以度单位,计算为绕一个圆周时,为360度。所以,计算时以360度来计算。

using System;

using SystemGlobalization;

using SystemWindowsData;

namespace BrawDrawComWPFClock

{

// 一分钟60秒,一周为360度,所以,一秒钟就占6度,所以是:秒数×6。

[ValueConversion(typeof(DateTime), typeof(int))]

public class SecondsConverter : IValueConverter

{

public object Convert(object value, Type targetType, object parameter,

CultureInfo culture)

{

DateTime date = (DateTime)value;

return dateSecond 6;

}

public object ConvertBack(object value, Type targetType, object parameter,

CultureInfo culture)

{

return null;

}

}

// 一小时是60分钟,一周为360度,所以,一分钟就占6度,所以是:分钟数×6。

[ValueConversion(typeof(DateTime), typeof(int))]

public class MinutesConverter : IValueConverter

{

public object Convert(object value, Type targetType,

object parameter, CultureInfo culture)

{

DateTime date = (DateTime)value;

return dateMinute 6;

}

public object ConvertBack(object value, Type targetType,

object parameter, CultureInfo culture)

{

return null;

}

}

// 时钟上显示12小时,一周为360度,这样,每小时占30度,考虑分钟所占角度是分钟数/2,

所以结果是:小时数×30 + 分钟数/2。

[ValueConversion(typeof(DateTime), typeof(int))]

public class HoursConverter : IValueConverter

{

public object Convert(object value, Type targetType,

object parameter, CultureInfo culture)

{

DateTime date = (DateTime)value;

return (dateHour 30) + (dateMinute / 2);

}

public object ConvertBack(object value, Type targetType,

object parameter, CultureInfo culture)

{

return null;

}

}

[ValueConversion(typeof(DateTime), typeof(string))]

public class WeekdayConverter : IValueConverter

{

public object Convert(object value, Type targetType,

object parameter, CultureInfo culture)

{

DateTime date = (DateTime)value;

return dateDayOfWeekToString()Substring(0,3);

}

public object ConvertBack(object value, Type targetType,

object parameter, CultureInfo culture)

{

return null;

}

}

}

给你个时钟电路的汇编程序吧:

muteM EQU 10h ;静音键 闹铃开/关

timerT EQU 0Ch ;菜单键 进入/退出设置状态

leftL EQU 46h ;左移键

rightR EQU 47h ;右移键

upU EQU 19h ;增加键

downD EQU 1dh ;减少键

d_off EQU 16H ;显示键 LED数码管显示/关闭

recall EQU 44H ;日历键 DS1302初始化 *** 作

K_on BIT P30 ;闹铃输出

LED1 BIT P33

LED2 BIT P34

LED3CLK BIT P35 ;DS1302

LED4IO BIT P37

RST BIT P31

SECOND EQU 60H

;60H 秒

;61h 分

;62h 时

;63h 日

;64h 月 ;65h DAY

;66h 年

;6Ah 闹分 from 00(1302)

;6BH 闹时 from 01(1302)

;

ORG 0000H

AJMP START

ORG 0003H

LJMP S_INT ;IRF

ORG 000BH ;200Us

LJMP P_INT ;

ORG 001BH ;display LED

LJMP DISPLAY

; ;main program

ORG 0030H

START: CLR RST

MOV SP,#2AH

SETB 05H

CLR 06H

SETB 07H;CLR 07H

CLR 08H

CLR 09H

CLR 0AH

CLR 0BH

CLR 0CH

SETB 0DH

CLR 0EH

CLR 0FH

CLR 10H

CLR 11H

MOV R2,#00H ;

MOV R3,#00H ;

MOV TMOD,#12H

MOV TL1,#0e5H ;wait

MOV TH1,#0BeH

MOV TH0,#3FH ;200uS 3f

MOV TL0,#3FH

SETB ET0

SETB ET1

setb pt0

SETB TR0

SETB TR1

SETB IT0 ;

SETB EX0 ;

CLR PX0 ;LCALL SET1302 ;初始化

MOV R1,#0C1H ;取定时参数从1302中

acall T_6061

MOV 6AH,A ;M

MOV R1,#0C3H

ACALL T_6061

MOV 6BH,A ;H

MOV 61H,#0

MOV 62H,#0

SETB EA

sjmp $

;

DISPLAY: PUSH ACC

PUSH PSW

MOV TL1,#0e0H ;wait how long to display (20ms)

MOV TH1,#0b0H

MOV dptr,#tab1

JB 0EH,DIS2

JB 0FH,DIS3

JB 10H,DIS4

JB 11H,DIS5

JNB 0DH,D_OUT

JNB 08H,D_GO ;定时到时,显示闪烁

JNB 07H,D_OUT

D_G MOV DPTR,#TAB1

MOV A,62H

ANL A,#0FH

MOV B,A

MOV A,62H

SWAP A

ANL A,#07H

MOVC A,@A+DPTR

MOV P1,A

CLR LED1

LCALL DL2M

SETB LED1

MOV A,B

MOVC A,@A+DPTR

MOV C,07H

MOV acc7,C ;秒灯闪烁

MOV P1,A

CLR LED2

LCALL DL2M

SETB LED2

MOV dptr,#tab2 ;倒装LED字段表

MOV A,61H

ANL A,#0FH

MOV B,A

MOV A,61H

SWAP A

ANL A,#0FH

MOVC A,@A+DPTR

MOV C,07H

MOV acc6,C ;秒灯闪烁

MOV P1,A

CLR LED3CLK

LCALL DL2M

SETB LED3CLK

MOV dptr,#tab1

MOV A,B

MOVC A,@A+DPTR

MOV C,06H

cpl c

MOV acc7,C ;闹铃指示灯

MOV P1,A

CLR LED4IO

LCALL DL2M

SETB LED4IO

D_OUT: SETB TR1

POP PSW

POP ACC

RETI

;

DIS2: AJMP DIS_2

DIS3: AJMP DIS_3

DIS4: AJMP DIS_4

DIS5: AJMP DIS_5

;

DIS_2: MOV dptr,#tab1 ;显示设置小时

MOV 6FH,62H

ACALL BCD_HEX

MOV B,#10

DIV AB

MOVC A,@A+DPTR

MOV P1,A

CLR LED1

LCALL DL2M

SETB LED1

MOV A,B

MOVC A,@A+DPTR

MOV P1,A

CLR LED2

LCALL DL2M

SETB LED2

SETB TR1

POP PSW

POP ACC

RETI

;

DIS_3: MOV DPTR,#TAB2 ;显示设置分

MOV 6FH,61H

ACALL BCD_HEX

MOV B,#10

DIV AB

MOVC A,@A+DPTR

MOV P1,A

CLR LED3CLK

LCALL DL2M

SETB LED3CLK

MOV A,B

MOV DPTR,#TAB1

MOVC A,@A+DPTR

MOV P1,A

CLR LED4IO

LCALL DL2M

SETB LED4IO

SETB TR1

POP PSW

POP ACC

RETI

;

DIS_4: MOV dptr,#tab1 ;显示设置闹时

JNB 07H,D4_OUT ;显示时闪烁

MOV A,6BH

MOV B,#0AH

DIV AB

MOVC A,@A+DPTR

MOV P1,A

CLR LED1

LCALL DL2M

SETB LED1

MOV A,B

MOVC A,@A+DPTR

MOV P1,A

CLR LED2

LCALL DL2M

SETB LED2

D4_OUT: SETB TR1

POP PSW

POP ACC

RETI

;

DIS_5: MOV DPTR,#TAB2

JNB 07H,D5_OUT ;显示时闪烁

MOV A,6AH ;显示设置闹分

MOV B,#0AH

DIV AB

MOVC A,@A+DPTR

MOV P1,A

CLR LED3CLK

LCALL DL2M

SETB LED3CLK

MOV DPTR,#TAB1

MOV A,B

MOVC A,@A+DPTR

MOV P1,A

CLR LED4IO

LCALL DL2M

SETB LED4IO

D5_OUT: SETB TR1

POP PSW

POP ACC

RETI

;

DL2M: MOV 43H,#14H ; every LED(2ms)

DL2: MOV 44H,#14H

DL1: NOP

NOP

DJNZ 44H,DL1

DJNZ 43H,DL2

RET

;定时读取1302时间及判断闹铃时间是否到

P_INT: PUSH ACC

PUSH PSW

INC R2

CJNE R2,#250D,P_OUT

MOV R2,#00H

INC R3

CJNE R3,#10D,P_OUT

MOV R3,#00H

CPL 07H

MOV P1,#0FFH

ACALL R_1302

OUT: JNB 06H,P_OUT

MOV A,6BH

MOV B,#10

DIV AB

SWAP A

ADD A,B

CJNE A,62H,PP_OUT

MOV A,6AH

MOV B,#10

DIV AB

SWAP A

ADD A,B

CJNE A,61H,PP_OUT

SETB 08H ;定时到标志

MOV C,07H

cpl c

MOV K_ON,C

P_OUT: POP PSW

POP ACC

RETI

PP_OUT: SETB K_ON

CLR 08H

POP PSW

POP ACC

RETI

;有接收到遥控器信号

S_INT:CLR EA

PUSH ACC

PUSH PSW

PUSH DPH

PUSH DPL

PUSH 02H

PUSH 03H

MOV R6,#10D ;

SB: ACALL YS1

JB P32,EXIT

DJNZ R6, SB

JNB P32, $ ;

ACALL YS2 ;

JB P32,EXIT

MOV R1,#1AH ;

MOV R2,#4D

PP: MOV R3,#8D

JJJJ: JNB P32,$

ACALL YS1

MOV C,P32

JNC UUU

JB P32,$

UUU: MOV A,@R1

RRC A

MOV @R1,A

DJNZ R3,JJJJ

INC R1

DJNZ R2,PP

;-------------------------------------

MOV A,1AH ;

XRL A,#40h ;判断1AH的值是否等于遥控器低8位地址(40h)

JNZ EXIT ;

MOV A,1bH

XRL A,#0bfh ;再判断高8位地址是否正确(0bfh)

JNZ EXIT

MOV A,1CH

CPL A

XRL A,1DH ;将1CH的值取反后和1DH比较 不同则无效丢弃(核对数据是否准确)

JNZ EXIT

ACALL DO ;相应按键的处理

EXIT: SETB EA

POP 03H

POP 02H

POP DPL

POP DPH

POP PSW

POP ACC

RETI

;--------------------delay-----------------------

YS1: MOV 70H,#16D ;延时1

D1: MOV 71H,#21D

DJNZ 71H,$

DJNZ 70H,D1

RET

YS2: MOV 70H,#09D ;延时2

D2: MOV 71H,#220D

DJNZ 71H,$

DJNZ 70H,D2

RET

;---------------------------------------------------------

TAB: DB 00H,01H,02H,03H,04H,05H,06H,07H,08H,09H ;TAB1 LED数码管显示表 TAB遥控器键值表(未用)

;TAB1: DB 3FH,11H,5EH,5BH,71H,6BH,6FH,19H,7FH,7bH,77H,7CH,39H,5EH,79H,71H

tab1: DB 0C0H,0F9H,0a4h,0b0h,99h,92h,82h,0f8h,80h,90h,88h,83h,0a7h,0a1h,86h,8EH

TAB2: DB 0c0H,0f9H,64H,70H,59H,52H,42H ;倒装LED段码表

;0CH 为设置标志,0DH为全显示标志,0EH为显示设置小时标志,0FH为显示设置分标志

;10H 为显示设置闹时标志,11H为显示设置闹分标志

;增加闹时静音功能

;mute-10h,timer-0eh,left-46h,right-47h,up-19h,down-1dh

D MOV A,1CH

CJNE A,#TIMERT,REDO ;代码不是设置/退出键

JNB 0CH,SET1 ;是,则进入

CLR 0CH ;是,已经进入,则退出

SETB 0DH ;恢复正常显示

CLR 0EH

CLR 0FH

CLR 10H

CLR 11H

RET

SET1: SETB 0CH

SETB 0EH

CLR 0DH

CLR 0FH

CLR 10H

CLR 11H

RET

RED CJNE A,#MUTEM,REDO1 ;不是设置键的处理REDO1,2,3,4

LJMP MUTE ;MUTE

REDO1: CJNE A,#D_OFF,DO_SET2

LJMP DIS_OFF ;关闭显示

DO_SET2:JB 0CH,SET2 ;时间设置的处理

RET

SET2: CJNE A,#UPU,SET2A

LJMP INC1 ;+加(^)

SET2A: CJNE A,#DOWND,SET2B

LJMP DEC2 ;- 减

SET2B: CJNE A,#RIGHTR,SET2C

LJMP RIGHT ;RIGHT右移(>)

SET2C: CJNE A,#LEFTL,SET2D LJMP LEFT ;LEFT左移(<)

SET2D: CJNE A,#RECALL,SET2EXT ;DS1302初始化

LJMP SET1302

SET2EXT:RET

;--------------------------------INC------------------------

INC1: JB 0EH,INCH

JB 0FH,INCM

JB 10H,INC_H

JB 11H,INC_M

RET

INC_H: INC 6BH ;闹钟小时增加

MOV A,6BH

CJNE A,#24D,INCH3

MOV 6BH,#0

INCH3: MOV R1,#0C2H

MOV R0,6BH

ACALL SETONE ;写入DS1302

RET

INC_M: INC 6AH ;闹钟分增加

MOV A,6AH

CJNE A,#60D,INCH4

MOV 6AH,#0

INCH4: MOV R1,#0C0H

MOV R0,6AH

ACALL SETONE ;

RET

INCH: ;INC 62H ;

MOV 6FH,62H

ACALL BCD_HEX

INC A

CJNE A,#24D,INCH1

MOV A,#0

INCH1: MOV 6FH,A

ACALL HEX_BCD

MOV 62H,A

MOV R1,#84H

MOV R0,62H

ACALL SETONE ;

RET

INCM: ;INC 61H ;

MOV 6FH,61H

ACALL BCD_HEX

INC A

CJNE A,#60D,INCH2

MOV A,#0

INCH2: MOV 6FH,A

ACALL HEX_BCD

MOV 61H,A

MOV R1,#82H

MOV R0,61H

ACALL SETONE ;

RET

;----------------------------------DEC----------------------

DEC2: JB 0EH,DECH

JB 0FH,DECM

JB 10H,DEC_H

JB 11H,DEC_M

RET

DECH: MOV 6FH,62H

ACALL BCD_HEX

DEC A

CJNE A,#0FFH,DECH1

MOV A,#23

DECH1: MOV 6FH,A

ACALL HEX_BCD

MOV 62H,A

MOV R1,#84H

MOV R0,62H

ACALL SETONE

RET

DECM: MOV 6FH,61H

ACALL BCD_HEX

DEC A

CJNE A,#0FFH,DECM1

MOV A,#59

DECM1: MOV 6FH,A

ACALL HEX_BCD

MOV 61H,A

MOV R1,#82H

MOV R0,61H

ACALL SETONE

RET

DEC_H: DEC 6BH

MOV A,6BH

CJNE A,#0FFH,DECH3

MOV 6BH,#23D

DECH3: MOV R1,#0C2H

MOV R0,6BH

ACALL SETONE

RET

DEC_M: DEC 6AH

MOV A,6AH

CJNE A,#0FFH,DECH4

MOV 6AH,#59D

DECH4: MOV R1,#0C0H

MOV R0,6AH

ACALL SETONE

RET

;--------------------------------RIGHT----------------------

RIGHT: JB 0EH,RIGHT1

JB 0FH,RIGHT2

JB 10H,RIGHT3

JB 11H,RIGHT4

RET ;右移

RIGHT1: CLR 0EH

SETB 0FH

RET

RIGHT2: CLR 0FH

SETB 10H

RET

RIGHT3: CLR 10H

SETB 11H

RET

RIGHT4: CLR 11H

SETB 0EH

RET

;--------------------------------LEFT-----------------------

LEFT: JB 0EH,LEFT1

JB 0FH,LEFT2

JB 10H,LEFT3

JB 11H,LEFT4

RET ;左移

LEFT1: SETB 11H

CLR 0EH

RET

LEFT2: SETB 0EH

CLR 0FH

RET

LEFT3: SETB 0FH

CLR 10H

RET

LEFT4: SETB 10H

CLR 11H

RET

;------------------------------MUTE--------------

MUTE: setb k_ON

CPL 06H ;静音

CLR 08H

RET

;-----------------------------DISPLAY OFF--------

DIS_OFF:CLR ET1

CPL 05H

JNB 05H,REDORE

SETB ET1

REDORE: RET

;------------------------------------初始化1302

SET1302: CLR RST ;2002年1月1日12:00:00

CLR LED3CLK

MOV SECOND,#0

MOV 61H,#0

MOV 62H,#18 ;

MOV 63H,#1

MOV 64H,#1

MOV 65H,#1

MOV 66H,#2

SETB RST

MOV A,#8EH

LCALL R_BIT

MOV A,#00H

LCALL R_BIT

SETB LED3CLK

CLR RST

MOV R0,#SECOND

MOV R7,#7

MOV R1,#80H

SET1302A:CLR RST

CLR LED3CLK

SETB RST

MOV A,R1

LCALL R_BIT

MOV A,@R0

LCALL R_BIT

INC R0

INC R1

INC R1

SETB LED3CLK

CLR RST

DJNZ R7,SET1302A

CLR RST

CLR LED3CLK

sETB LED3CLK

nop

CLR RST

nop

clr led3clk

SETB RST

MOV A,#90H

LCALL R_BIT

MOV A,#10100101B ;充电器设置

LCALL R_BIT

SETB LED3CLK

CLR RST

CLR LED3CLK

SETB RST

MOV A,#8EH

LCALL R_BIT

MOV A,#80H

LCALL R_BIT

SETB LED3CLK

CLR RST

RET

;----------------------读取一RAM ------

T_6061: CLR RST

CLR LED3CLK

SETB RST

MOV A,R1

LCALL R_BIT

LCALL W_BIT

SETB LED3CLK

CLR RST

RET

;-----------------------------

R_1302: MOV R0,#SECOND

MOV R7,#7

MOV R1,#81H

R_1302A: CLR RST

CLR LED3CLK

SETB RST

MOV A,R1

LCALL R_BIT

LCALL W_BIT

MOV @R0,A

INC R0

INC R1

INC R1

SETB LED3CLK

CLR RST

DJNZ R7,R_1302A

RET

;------------------R_BIT------------------

R_BIT: MOV R4,#8

R_BIT1: RRC A

MOV LED4IO,C

SETB LED3CLK

CLR LED3CLK

DJNZ R4,R_BIT1

RET

;-------------------W_BIT-----------------------

W_BIT: MOV R4,#8

W_BIT1: MOV C,LED4IO

RRC A

SETB LED3CLK

CLR LED3CLK

DJNZ R4,W_BIT1

RET

;--------------------------------------------------

BCD_HEX:

MOV A,6FH

ANL A,#0FH

MOV B,A

MOV A,6FH

MOV 6FH,B

SWAP A

ANL A,#0FH

MOV B,#0AH

MUL AB

ADD A,6FH

;MOV 6FH,A

RET

HEX_BCD:

MOV A,6FH

MOV B,#10

DIV AB

SWAP A

ADD A,B

;MOV 6FH,A

RET

;-----写一地址---R1 为地址,R0 为数据----------

SETONE: CLR LED3CLK

CLR RST

CLR LED3CLK

NOP

SETB RST

MOV A,#8EH

LCALL R_BIT

MOV A,#00H

LCALL R_BIT

SETB LED3CLK

CLR RST

CLR LED3CLK

NOP

CLR RST

CLR LED3CLK

SETB RST

MOV A,R1

LCALL R_BIT

MOV A,R0

LCALL R_BIT

NOP

SETB LED3CLK

CLR RST

NOP

NOP

CLR RST

CLR LED3CLK

SETB RST

MOV A,#8EH

LCALL R_BIT

MOV A,#80H

LCALL R_BIT

SETB LED3CLK

CLR RST

RET

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