51的18b20程序，1602显示，注释详细

单片机与温度传感器的应用，很多错的。请大家踊跃下载啊。-SCM and temperature sensor applications, a lot of wrong. Please download ah enthusiastically.

AVR309-USB 到 UART 协议转换程序。-AVR309-USB to UART protocol conversion process

可以直接将图片转化为lcd 的源代码，很方便你的使用。-Can be directly translated into lcd picture of the source code, very easy to use you.

C8051F52xA_53xA型单片机ADC驱动源代码-C8051F52xA_53xA-based single-chip ADC driver source code

基于MCS51的小灯控制程序，里面有详细的注释，请多多指教-MCS51-based small-signal-controlled process, which has detailed notes, please advise

C51单片机实现红外探测 可以探测是否有障碍物及入侵者 数据通过串口格式化 38 KHZ载波-C51 MCU infrared detectors can detect whether there are any obstacles and invaders through serial data format 38 kHz carrier

51单片机“心形”音乐电子贺卡源码，挺好使，可做成品生产-51 Single-chip

好东西，大家快来下，值得一看的东西，受益匪浅

st7538使用说明,芯片说明书 -Use ST7538, chip specification

简易电子琴的设计 一、 设计题目： 设计一简易电子琴，要求能够发出1、2、3、4、5、6、7等七个音符。 使用元件：AT89C51、LM324，喇叭，按键等 二、 设计目的 （1）能够对电子电路、电子元器件、印制电路板等方面的知识有进一步的认识，独立对其进行测试与检查。 （2）熟悉8051单片机的内部结构和功能，合理使用其内部寄存器，能够完成相关软件编程设计工作。 （3）为实现预期功能，能够对系统进行快速的调试，并能够对出现的功能故障进行分析，及时修改相关软硬件。 （4）对软件编程、排错调试、焊接技术、相关仪器设备的使用技能等方面得到较全面的锻炼和提高。-simple design of a flower, a design : a simple flower design, request, sent seven notes. Use Element : AT89C51, LM324, speakers, such as two keys, designed (a) to be able to electronic circuits, electronic components, such as printed circuit boards with the knowledge to further understanding of its independent testing and inspection. (2) familiar with the 8051"s internal structure and function and the rational use of its internal registers can be completed software programming design work. (3) To achieve the desired functionality, the system can quickly debugging, and the right to function failure analysis, the timely revision of the related hardware and software. (4) The right software programming, debugg