该代码通过对单片机的几个端口进行定义，将其与按键相连，按下某一个键时，实现倒数定时，当其时间倒数为0时，音乐响起，提醒时间到，通过Proteus和Keil软件对此功能实现仿真

用verilog写的对OCMJ2X8液晶模块控制代码，显示汉字和数字-Written using Verilog OCMJ2X8 LCD module on the control code indicating the number of Chinese characters and

UC-GUI的源文件。可以无缝连接大多数常见的LCD。它的驱动代码我认为很有必要研究，可以提高我们的潜入式编程水平。推荐下载学习和应用-UC-GUI source files. Can seamlessly connect the most common LCD. Its driver code I think is very necessary research, can improve our programming into the level. Recommended download learning and application of

卡尔曼滤波在化工传热过程中的应用-Apply of kalman filter in heat sending process in chemical industry.

C51学习非常有用的资料，包含simboard.dll ledkey.dll两个附件.-usefull material for LEARING MCS51,INCLUDING simboard.dll ledkey.dll

构建潜入式linux 第二版 english-Construction of the second edition of english submerged linux

s document describe davicom ic dm9000 DM9000_h.h . this ic can be used in the embedded systems and network lan cards. its is 10/100Mpbs ic.

这段代码将显示一个单独的字符，将单独运行，它将提取一个字符。从存储字符串

单片机仿真万用表源码及proteus电路图，详细的源码和仿真文件，完美运行，真正意义上的仿真，比较接近实际的万用表电路，而非简单的调试一个程序

tms320c5409 dtmf source code