eagle circuit for MP3 expander

利用ＺＬＧ／ＳＤ软件包以及串口间件，数据队列软件包，构造一个ＳＤ／ＭＭＣ卡读卡器．-Use ZLG/SD software packages as well as the serial inter-pieces, data queue package, construction of a SD/MMC card reader.

LCD12864+51单片机 C语言例程 (此为在主程序，LCD相关函数声明 接口定义位于头文件中)-LCD12864+ 51 Singlechip C language routine (this is in the main program, LCD-related function declaration at the first interface definition file)

周立功串口通讯,附调试软件...可以参考学习下.-Week Ligong serial communications, with debugging software ... can refer to learn under.

单片机控制GPS ，有详细的电路图和代码，希望可以帮助有需要的pymen -SCM GPS, has detailed schematics and code, hoping to help those in need pymen

自己现在用的51系列单片机下载线，用74HC244芯片 -himself with the 51 series microcontroller downloaded line with 74HC244 chips

基于ARM7开发系统的触摸屏校准程序，代码中有详细的中文注释，方便用户移植……-ARM7 development system based on the touch screen calibration procedures, a detailed code of the Chinese Notes user-friendly transplantation -ARM7 Development System Based on the touch screen calibration procedure, the code in detail the Chinese notes, user-friendly transplantation ... ...-ARM7 development system based on the touch screen calibration procedures, a detailed code of the Chinese Notes user-friendly transplantation

51的IIC源码,修改一下就可以用了! 51的IIC源码,修改一下就可以用了!-51 IIC source, changes to be spent! 51 IIC source, changes to be spent!

此为18B20的驱动程序,经过实验,是可行的-18B20 This is the driver, after experiment, it is feasible

数码管驱动电路集,好多的关于LED驱动的图，可以做参考-Nixie tube driver circuit set, a lot of plans on the LED driver can be a reference

介绍了一种用单片机io口模拟实现串口功能的方法，并提供了简单的实现方法-introduced a microcontroller with io I Serial functional simulation methods, and to provide a simple method