小球游戏

基于GE00 实验系统开发板的实验指导用途，可以作为嵌入式系统开发人员学习和研究之用。-experimental system based on the GE00 Development Board of guidance purposes, can be used as embedded systems development staff learning and research purposes.

主要讲述了c8051f020实现日历时钟芯片的功能。-Mainly described c8051f020 achieving the calendar clock chip functions.

USB鼠标的设计资料（电路图，程序，说明文章）-USB mouse design data (schematics, procedures, how-to articles)

通过51单片机来进行测量光的强弱来转换成频率来发出相应的频率的声音，实现光控电子琴，通过数码管显示出来，程序已经带有详细的注释，可以方便的使用。

串口通讯控件。先把 Pcomm.dll 文件拷贝到OS能找得到的目录下。 在Component菜单下选择Install Component子菜单，选择Into existing package 或者 Into new package,在其中的Unit file name选择Port.pas文件，在Package file name 中输入包的名字，然后按OK选择安装。-Serial communication control. Pcomm.dll first能找得到files are copied to the OS directory. In the Component menu option, select Install Component sub-menu, select the Into existing package or Into new package, in which the Unit file name selection Port.pas documents, in the Package file name, type the name of package, and then press OK to choose to install.

鼠标驱动程序原代码，在linux下运行，非常好的资料-mouse-driven program source code in linux running, very good information

qt的串口类，可以直接封装到qt程序，内涵例子-qt s serialport，can use in qt pro,having examples

本角速度传感器的原理是将旋转时音叉震荡产生的地球偏转力（克里奥利力）转换为电信号研制成功的。本传感器由：传感器件、音叉驱动电路和信号处理电路。音叉由石英音叉和电极组成。以上构成本角速度传感器。-The angular rate sensor is the principle of rotation of the Earth when the tuning fork vibration generated deflection force (Coriolis force) is converted to electrical signals successfully developed. The sensor consists of: sensor, tuning fork drive circuit and signal processing circuits. And electrodes from the quartz tuning fork tuning fork composed. Above constitute the angular rate sensor.

基于8051的FFT计算代码，经过修改可实现任意长度的FFT运算。 可用于估计采样信号频谱。 该代码已经经过测试。

键盘状态扫描函数 /* 键盘扫描函数 读取当前键盘的状态 有按键按下返回相应按键值 无按键按下返回"0x00" */ -Keyboard status scan function/* keyboard scan function to read the current state of the keyboard keys have a corresponding button press to return to the value of non-button press to return to