嵌入式 arm芯片开发，led_lab实验代码，已测试通过

电子钟或万年历程序，很实用的，有闹钟，年、月、日等-Electronic clock or calendar program, it is useful, there is an alarm clock, year, month, date, etc.

PPPoE协议在Psos中的实现源代码-Psos PPPoE in the realization of the source code

本系统以AT89C51为控制核心，由矩阵键盘输入，LED倒计时、交通灯显示等模块组成，模拟了一个交通灯控制系统。系统除基本交通灯功能外，还具有通行时间手动设置、可倒计时显示、急车强行通过、状态切换等相关功能。包括报告提供。-AT89C51 for the control of the system core, from the matrix keyboard input, LED countdown, traffic lights displays modules, to simulate a traffic light control system. In addition to basic traffic light system functions, but also has the passage of time to manually set to countdown show, worry about car forced through, the state switching and other related functions.

16进制10进制互换程序-16 band lt;- Gt; Decimal exchange procedures

这是一种自适应FIR陷波滤波器，用于消除50/60Hz的线路噪声，并针对嵌入式系统进行了优化。它是C和ASM的混合物

对norflash进行擦初、编程的源码-right norflash rub for the early programming source

U盘1114的电路图和程序,电路图 u盘制作资料(原理图、文档、底层驱动源程序)_-u disk production of information (drawings, documents, the bottom-driven source)

freescale的关于Imax21的rtc程序,好用-Freescale Imax21 the rtc on procedures, use

TCP与UDP源代码测试程序，方便初学者观看，理解。用VC写的，容易读懂-TCP and UDP code for ABC to use。 包含以下文件：ClientClient.aps   .................Client.clw   .................Client.cpp   .................Client.dsp   .................Client.dsw   .................Client.h   .................Client.ncb   .................Client.opt   .................Client.plg   .................Client.rc   .................ClientDlg.cpp   .................ClientDlg.h   .................ClientSocket.cpp   .................ClientSocket.h   .................ReadMe.txt   ................. esClient.ico   ....................Client.rc2   ................. esource.

很不好找的NAND FLASH 芯片K9G8G08U0M的数据手册-datasheet for a nand-flash ic K9G8G08U0M