对于有想自己DIY mp3的同志们要注意了，参考参考别人的设计思想也是有必要的，希望这张原理图对大家有帮助！...

LT_1B msp430开发板例子程序－TB6

单片机键盘描扫程序. 一直在用的程序.-SCM keyboard depiction sweep procedures. Have been used in the procedure.

基于测距式的超声波测距仪，以AT89C51单片机为核心，精度高、有数字显示功能，实验精度达0.5CM-location-based ultrasonic range finder to AT89C51 core, high precision, digital display, experimental accuracy of up to mile

8051单片机控制1602LCD实现动态数据显示，具有走数功能。-8051 Dynamic 1602LCD control data, with a way to function.

本人所做项目中用51系列单片机(STC89C58RD)对OCMJ8*15B液晶屏进行数据写操作时所写的配套源代码,可以直接在keil7.0以上的版本中嵌入开发！应该说本程序有很高的实用价值（本人开发的产品已应用于实际工业控制中）-I conducted a series of 51 projects using SCM (STC89C58RD)* 15 OCMJ8 B LCD screen for data write operation written by supporting source code, keil7.0 directly on the above versions embedded development! It should be said that this program has high practical value (I development of the product has been used in practical industrial control)

收集了现行市面上路由器的默认密码，绝对具有参考价值-Collection of the current market, the router" s default password, absolutely with reference value

关于AD采样的MCS51源程序，很有价值借鉴-AD sampling on MCS51 source, a valuable reference

温度测量程序，包括显示、数据采集、进位、延时、数摸转换-temperature measurement procedures, including display, data acquisition, rounding, delay, a few touch conversion, etc.

51单片机控制网卡实现上网程序代码，编译环境为Keil C51-51 MCU control card online code, compile environment for the Keil C51

驱动芯片LM386检测要用keil生成hex再用-Driver IC LM386 detection using keil generate hex reuse