搜索结果

he LPC932 can be used to create a Pulse Width Modulated PWM signal. That s an analog signal, with only 2 discrete levels, for example 0V and 5V and a constant period. The current value of this signal at a certain poiTnt of time is proportional to its Duty Cycle. That s the High Time during one perio ...

众所周知，C++Builder本身并不提供串行通讯控件MSComm，但我们却可以通过注册后直接使用它。启动C++Builder5.0后，然后选择C++Builder主菜单中的Component菜单项，单击Import Active Control命令，弹出Import Active窗口，选择Microsoft Comm Control6.0，再选择Install按钮执行安装命令,系统将自动进行编译,编译完成后即完 ...

This sample demonstrates the use of the projection objects ProjCoordSys and GeoCoordSys, and the CoordinateSystem property of the MapLayer object and Map control. This application is intended to teach about the different world projections and there uses.

abel Tool Sample Requires: Visual Basic 6 and MapObjects 2.x Data: redlands.shp (Redlands sample data set from MO 2.x) Interactive Labeling Tool If the check box is checked, then the mouse down location will search for the closest line, and label it with the street name. If the check box is not ch ...

书的内容： 第一章 面向对象编程 1.1 什么是对象 1.2 修改元件名称 1.3 对象作用域问题 1.4 类成员的可见性 1.5 对象的相互赋至 1.6 自己创建一个对象 1.7 VCL的结构 1.8 TObjiect 1.9 TPersistent 1.10 TComponet 1.11 TComponent 1.11 TControl 1.12 TWinControl 1.13 TGraphicControl 1.14 TCustom Control 第二章 组件 ...

应一些网友的要求，公布播放器的源码。其实最主要的原因是我懒得更新它了。如果你不能编译的话请在Import ActiveX Control中添加c:\winnt\system32\macromed\flash或c:\windows\system\macromed\flash中添加flash.ocx，然后install就可以了，如果您找不到flash.ocx那么请在添加/删除中加入marcomedia shockwave支持或安装fl ...

FlashEd 0.2 是个游戏引擎包，不过和Gamepackage不同的是： FlashEd is a 3d engine 只要功能如下: &#8226 Multiple Cameras &#8226 Collision Control &#8226 Rendering Effects &#8226 Gravity &#8226 Polygon Animation &#8226 Rounded Objects Rendering &#8226 Linkable Cameras And Objects &#8226 Shooting Control ...

51串行令牌格式 a51编译 Read data from serial port and write into buffer DPTR pointed in XRAM if a data frame is received and calculate the check sum if a information frame is received return control byte only

The JICQ is the bureau area which JAVA writes according to "Customer s Machine/Server"(C/S) mode message solid hour correspond by letter tool system, the system adopted the SQL Server2000 of Microsoft company as a backstage database, the system passes a JDBC interview database. The system is divided ...

YSS915 (KP2V2) is an LSI for processing Karaoke voice signals. This LSI has an A/D converter (1 channel) for the microphone echo, and a memory for the microphone echo and key control. These features allow achieving the functions needed for the Karaoke system by using only one LSI chip. As for the mi ...