EDA

对于矩形排样的解决，求解许多不一样的小矩形，如何放置在一个大矩形里面(For the solution of rectangular layout, how to place many different small rectangles in a large rectangle)

一个的usb源码，提供给大家参考一下，有什么问题请指教-a source of usb, to refer to, what issues please enlighten

这个软件是可以实现简单的椭圆和点、以及直线的绘图程序(This software can realize simple and elliptical, as well as drawing a straight line program)

基于Intel 8253定时器的两端Asm，包括配套电路，流程图  1。设计基于ISA总线的Intel 8253 的接口电路，用Intel 8253 的1个通道作定时器，演奏C调的各个音符，利用查表程序的方法依次演奏，每个音符演奏1s，停0.5s 演奏三遍后退出程序 2。利用Intel 8253的一个通道产生一个100Hz的方波，用示波器测试信号的正确性  以产生的方波作为另一个通道门控信号。利用此通道测量其高电平的宽度，在PC机显示屏上显示其数值并退出程序 -based on the Intel 8253 timer at both ends of programmers, including matching circuit, flowchart

红外线数据通信系统开发，汇编语言，Keil C51开发环境-Infrared data communication system development, assembly language, Keil C51 Development Environment

关于单片机c语言的编程例子。。 -On Singlechip c language programming examples. .

详细讲解了操作系统原理及实现方式，通过实例一步步引导读者用汇编语言和c语言编写操作系统框架(Detailed account of the operating system theory and implementation, guiding the reader step by step through examples written in the framework of the operating system in assembly language and c language)

车辆稳定性控制 整车动力学仿真分析与优化(Vehicle stability control for vehicle dynamics simulation analysis and optimization)

F2812实验程序，8位键控蜂鸣器与lcd-F2812 experimental procedure, eight keying buzzer sounded with the lcd

汇编下的打字游戏-compilation of typing games