很完整的门禁系统原码，希望能帮助大家更好的学习学习一下...

ISP的下载使用，对硬件的开发很有用的东西，-ISP download use, the development of hardware useful things

ARM7――lpc2148forSD卡的读写控制-ARM7- lpc2148forSD card read and write control

文章介绍了一种以8031单片机为核心片，外接扩展芯片AT93C46电擦除可编程只读存储单片-Article to introduce a 8031 single-chip microcomputer as the core chip, an external expansion AT93C46 chip erase power programmable read-only memory chip

温湿度传感器驱动函数，IIC总线的，提供直接调用接口-Temperature and humidity sensor-driven function, IIC Bus, to provide direct call interface

人的进出门检测 发出语音播报 并有数码管显示商店的总来访人数及剩余人数-Detection of people go into the issue of voice broadcast and digital display stores the total number of visitors and the remaining number of

基于DS12R885的时钟芯片的单片机程序 很具有参考价值-DS12R885-based single-chip clock chip is a reference value of the procedure

经过一段时间的使用，上次的硬盘MP3播放器增加了USB下载文件功能； 汉字LCD显示功能；子文件夹功能等。并对软件做了一些修改。并将 硬件电路图画出来了。由于做得仓促，难免有不妥之处，请大家谅解， 欢迎指出错误。谢谢。-After a period of use, the last of the hard disk MP3 player, an increase of USB download files function characters LCD display Subfolders functions. And the software to do some modifications. Hardware circuit and the pictures came out. As a result of doing a rush, inevitably something wrong with the U.S. understanding, please welcome to point out the error.谢谢.

Atmel ARM7有关UCOSII的应用例子,在IAR上面可以直接运行-Atmel ARM7-related applications UCOSII example above can be directly run IAR

SPLC501的驱动程序，凌阳IDE运行，CPU：SPCE061A。-SPLC501 driver, Sunplus IDE running CPU : SPCE061A.