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工作原理: 脉冲输入,记录30个脉冲的间隔时间(总时间),LED显示出来,牵涉到数码管的轮流点亮,以及LED的码。输入端口一定要用个 74LS14整一下,图上没有。数码管使用共阴数码管。MAXPLUS编译。 测试时将光电门的信号端一块连接到J2口的第三管脚,同时第一管脚为地,应该与光电门的地连接(共地)。 开始测试: 按下按键,应该可以见到LED被点亮,指示可以开始转动转动惯量盘,等遮光片遮挡30次光电门后, LED熄灭,数码管有数字显示,此为时间值,单位为秒,与智能计时器的连续脉冲测试模式中的T30值进行比较。 再按下按键即可进行下一次测量。 水平有限,见笑。-principle : pulse input, recording 30 pulse interval (total time), the LED display and digital control involves rotating lights, and LED yards. Input port must use the entire 000 74LS14 that there is no map. Digital control the use of digital control were overcast. Segments compiler. Test the door to the photoelectric signal an end connected to the mouth of the third J2 pins, for the first pin, should the photoelectric doors to connect (to a total). Testing : press the button, should be able to see the LEDs are lit, instructions to start the rotation inertia set, films such as shading block 30 photoelectric doors, the LED is off, digital possession figures show that for the time value of this unit for seconds Intelligent timer with a continuous pulse mode testing of T30 values were compare
Update : 2008-10-13 Size : 644978 Publisher : 高颖峰

修复wavecm系列模块焊盘脱落的方法及天线焊接示意图-repair wavecm modules pad off the welding method and antenna diagram
Update : 2008-10-13 Size : 5974 Publisher : dw

Linux下使用c语言实现的内存管理模拟器 假设有台计算机物理内存大小为4MB,每个内存页大小为4k。采用分页机制,使用二级页表,第一级为页目录,共有1024项,每个页目录项指向一个页表,每个页表项指向一个实际的物理页面,每个页表共有1024个页表项。假设页目录和页表不占用内存空间。 系统中还有一个交换设备,采用分块管理机制,每块大小为4K,共1024个。有一系列内存访问指令,系统根据内存访问指令的内存虚地址访问内存。如果页目录项为空,则分配一个页表,并将相关值存入页目录项,如果页表项为空,则请求分配一个内存页,如果没有空闲内存,则使用页面置换算法换出一个内存页到交换设备上。如果页表项表明内存页在交换设备上,则先请求一个物理内存页,然后从交换设备上读入内存内容,释放交换设备上的磁盘块。-use Linux c language memory management simulator assumptions computers to the physical memory size 4 MB, each memory page size to 4k. Pagination mechanism, the use of two-page questionnaire, the first level of Contents page, a total of 1,024. each page directory entry point to a page table, each page table at an actual item of the physical pages, each page table pages of a total of 1,024 items table. Assuming page catalog and page table off memory space. There is also a system to exchange equipment, a sub-block management mechanism, each 4K block size, a total of 1,024. A series of memory access instructions, the system memory access instructions under the virtual memory address access memory. If the page directory entry is empty, one-page questionnaire distribution, and related value depo
Update : 2008-10-13 Size : 4583 Publisher : 罗鹏魁

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C++模板,对开闭区间的封装,实现区间的合并分割,检查某一元素是否在区间内等操作。-C template off the Packaging closed interval, the interval to achieve merger segmentation, check whether a particular element within the operational range.
Update : 2008-10-13 Size : 2421 Publisher : 袁全生

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一个不错的c# socket程序 很好用 自己写的 还算经典 适合初学者学习-a good c # socket with a very good procedure went off to write his classic study for beginners
Update : 2008-10-13 Size : 1867 Publisher : ffff

你能指定对话框的父窗口,它能作为一个模态对话框. 你能指定对话框的标题 dobrowse()函数能切断默认路径的 \\ 字符. 这个类有个虚拟成员能动态的使能或禁用ok按钮.它还能指定状态区显示的文字. -you can designate the parent dialog window it could serve as a Modal Dialog. you can designate the title of the dialog dobrowse () function can be cut off by default Road Drive \\ character. this class has a virtual members dynamic enable or disable ok button. It also shows the designated area of the state language.
Update : 2008-10-13 Size : 16777 Publisher : 董程林

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黑客站点 骇客基地 全站 后台地址Adminwwwhookbasecom/Admin_Admin.asp 后台管理用户名:利客 密码:hookbase -hacker site hacker base station addresses Adminwwwhookbasecom background / Ad min_Admin.asp background of the management of user name : Lee off Password : hookbase
Update : 2008-10-13 Size : 12356184 Publisher : 陆风

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我的VC课设——带有皮肤的记事本、可以调用系统的计算器、画图、可以开机关机、打开关闭光驱、欢迎下载参考使用(带有源程序和打包好的安装程序) -my classes based VC -- with skin notebook, the system can call calculator, drawing, can boot off, opening and closing drive, welcomed the reference to download (source and packaged with a good installation procedure)
Update : 2008-10-13 Size : 340131 Publisher : 王几

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使用CMemDC类解决应用程序的闪烁问题 在你的MFC程序中解决闪烁问题是个烦心的工作。你可以在书上或者网上找到关于这方面的介绍,但是介绍的技术一般都是很复杂的或者是很难应用到已经存在的程序中去。 一个京城使用的技术叫做双缓冲。双缓冲使用一个新的缓冲来画屏幕,然后把整个的屏幕显示在真正的屏幕上。 这篇文章使用了叫做CMemDC的类,这个类封装了绝大部分写入off-screen缓冲区的方法。在已经存在的MFC或者是ActiveX控件中加入CMemDC类是非常方便的。 怎样在你的MFC程序中使用CMemDC 1.在你的工程中加入memdc.h文件。 2.在stdafx.h中加入代码#include \"memdc.h\" 3.为窗口做WM_ERASEBKGND的消息映射 4.象下面那样改变处理消息的代码:-use CMemDC category of applications to solve the problem flashing in your MFC process is resolved Flicker 000 bother work. You can book online or find this regard, But introducing the technology in general are very complex or difficult to apply to already existing programs. Beijing used a technique called double buffering. Double buffer using a new buffer to paint a screen, then the screen shows that the whole of the real on the screen. This article called CMemDC use of the category, this category included the majority of package off-screen buffer method. The existence of MFC or ActiveX add CMemDC category is very convenient. What in your MFC procedures used CMemDC one. In your works into memdc.h document. 2. In addition stdafx.h code # include "memdc.h" 3. For window W M_ERASEBK
Update : 2008-10-13 Size : 2448 Publisher : 罗成

VirtualTreeviewVirtual Treeview is a treeview control built from ground up. More than 3 years of development made it one of the most flexible and advanced tree controls available today. Virtual Treeview starts off with the claim to improve many aspects of exisiting solutions and introduces some new technologies and priniciples which were not available before. As the name already indicates, this control uses a different paradigm for tree management than other controls of this kind. It does not know anything about the data it manages (except its size), not even the captions of a node. Everything is retrieved from the application via events (or descentants via overridden methods). Virtual Treeview has been carefully designed and thoroughly tested. The control proved its concept as well as everyday fitness already in many commercial products and freeware projects.-VirtualTreeviewVirtual Treeview is a tre eView control built from the ground up. More than 3 y ears of development made it one of the most flexi ble tree and advanced controls available today . Virtual Treeview starts off with the claim to i mprove many aspects of existing solutions and introduces some new technologies and prinicip les which were not available before. As the name already indicates. this control uses a different paradigm for tree other than management controls of this kind. It does not know anything about the data it manages (except its size). not even the captions of a node. Everything is re trieved from the application via events (or des centants via overridden methods). Virtual Tre eView has been carefully designed and thorough ly tested. The control proved its concept a
Update : 2008-10-13 Size : 2690960 Publisher : xxx

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数独的规则是: 1. 直行, 横行只能有1~9且不能重复 2. 9个小正方形里也只能有1~9且不能重复. 当使用者输入的资料量过小时, 代表你的程式必须处理大量的运算, 如果不用点聪明的方法(e.g. 只用一个一个试的排列法的话), 程式可能会要执行好几个小时. 数独盘是9x9=81, 要是使用者一开始只给10个数字, 那程式就要解出71格. 如果程式的起始格不好, 那worst case将会是近似(9!*9)= 3265920可能性要试. -independence in the few rules : 1. Straight, only a rampage ~ 9 but should not repeat the two. nine small square Lane only have one to nine and can not be repeated. When users lose the amount of data into the off hours, on behalf of your programs must handle a large number of computing, if we do not point smarter ways (eg only one with a try by law), programs may be to perform a couple of hours. several independent disk is 9x9 = 81, If users have only to a 10 figures, it should come up with programs 71 grid. If the starting grid formula well, That worst case will be similar to (9! * 9) = 3265920 possibility to trial.
Update : 2008-10-13 Size : 1622 Publisher : xh

不占用串口读取串口,在win98下VxD串口数据捕捉的程序。具体使用可以自已在界面上学习-off Serial serial read in VxD under win98 serial data capture process. Concrete can use in their own learning interface
Update : 2008-10-13 Size : 33254 Publisher : 向峰

一、可以自动运行选中的程序和自动关机,设定时间按秒为单位。运用到WIN2K关机需要权限获取,和一些简单的文件查找代码! 升级版增加了自动运行个数 可以最多运行10个任务,可以删除任务,开机自动运行,全局快捷键。 运用到SETTIMER HOOK REG等相关知识。比如 SetWindowsHookEx RegOpenKey RegQueryValueEx GetWindowLong 等函数。 二、关键代码请参考源代码 本人抱着学习的态度,想和大家多交流! -one, it is automatically selected operating procedures and automatic shutdown, set for the second time as a unit. Use of WIN2K shutdown authority needs access, and some simple document search code! Upgrades to increase the number of automatic operation can run up to 10 tasks, the tasks can be deleted or off automatically, overall shortcuts. Use of SETTIMER HOOK REG other relevant knowledge. For example SetWindowsHookEx RegOpenKey RegQueryValu eEx GetWindowLong functions. Two key code please refer to the source code, I take the attitude of learning, and we want to exchange more!
Update : 2008-10-13 Size : 18688 Publisher : toke

完成定时关机功能,可以显示时间,能够关掉电源-completed Mytob.BSNotes function can demonstrate that time, it can switch off the power supply
Update : 2008-10-13 Size : 227798 Publisher : 益友

一个素数测试算法,运用最简单的素数测试方法 把所有比它小的数都一一除过-a prime test algorithm, using the most simple-a few test methods all over it are several small inter-off on January 1
Update : 2008-10-13 Size : 1357893 Publisher : 江鹏

MPEG4视频编解码,在windows上面运行过。还 可以方便的移植到其他平台-MPEG4 video codec, the windows that run-off. It can easily be transferred to other platforms
Update : 2008-10-13 Size : 125762 Publisher : xx

RS485通信源代码,调试过的,经过实践能用。-RS485 communications source code, debug off, the practice can use.
Update : 2008-10-13 Size : 22907 Publisher : 王振华

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Output TCP Packets Output UDP Packets Output ICMP Packets Decode Packets (default OFF) f: fromIP Output Packets FromIp=fromIP(default ALL) d: destIP Output Packets DestIp=destIP(default ALL) s: string Output Packets Include sensitive String(TCP only) o: port Output Packets from or to the port(ICMP is TYPE) Example: (GUNiffer.exe >GUNiffer.log GUNiffer.exe /t /u /f:192.168.15.231 GUNiffer.exe /t /p /s:PA-Output Output UDP Packets ICMP Packets Decode Packets (default OFF) f : fromIP Output Packets fromIP FromIp = (default ALL) d : destIP Output Packets destIP DestIp = (default ALL) s : string Output Include sensitive String Packets (TCP only) o : port Output Packets from or to the port (ICMP is TYPE) Example : (GUNiffer.exe
Update : 2008-10-13 Size : 13425 Publisher :

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这个时钟程序是我在1993年编的一个小程序,现在贴出来给大家做参考,它执行后驻留内存,到整点时会报时,你可以用 Ctrl-Alt-U 把它从内存中下掉,可以用 Ctrl-Alt-C 变换颜色,用 Ctrl-Alt-O 把报时声音关掉(如果感到讨厌的话),在驻留内存时,用了直接改内存控制块的方法,所以用 MEM 或 MI 无法在内存中看到它,键盘控制用了直接截取 INT 9 的方法。 这个程序虽然很小,编译后才1K多一点点字节,但是麻雀虽小,五脏俱全,在这个程序中,你可以参考到以下编程方法:如何驻留内存;如何截取中断向量;如何在硬件层次上应答键盘;如何截取组合键。 要编译、连接成*.com文件-this my clock procedures in 1993 a series of small programs, is now posted out to you for reference. following the implementation of its presence memory, the whole point of the talks will be, you can use Ctrl-Alt-U from its memory under the swap. can use Ctrl-Alt-C transform color, using Ctrl-Alt-O put timekeeping voice switch off (if the annoyance), in the presence of memory, using a direct change memory control block in the way that they use MEM or MI in the memory not see it, keyboard control using a direct interception of the INT 9. This procedure Despite its small size, after compiling a little more than 1K byte, but Sparrow small, perfectly formed, in the process, you can refer to the following program : how the presence of memory; how interception interrupt vector; in response le
Update : 2008-10-13 Size : 3116 Publisher : 黄文欢

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一个用VB编写的OPC客户断实例! OPC初学者LOOKLOOK-a VB prepared by the OPC client off examples! OPC beginners LOOKLOOK
Update : 2008-10-13 Size : 504269 Publisher : 金时
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