单片机控制步进驱动，S1为启动，S2为停止，S3为加一，S4为减一...

无线传感网络结点数据采集，应用CC2420和Atmel的Atmega128L进行开发，环境为ICCAVR-Wireless sensor network node data collection, application CC2420, and Atmel" s Atmega128L for development on the environment, ICCAVR

ADC0809数据采集程序，适合与51系列单片机系统。-ADC0809 data acquisition procedures, suitable for single-chip microcomputer system with 51 series.

三菱16位单片机M306N0系列，通过CAN BUS烧写FLASH。-Mitsubishi 16-bit microcontroller M306N0 family, through the CAN BUS Shaoxie FLASH.

51单片机的122×32点阵液晶底层驱动程序-51 SCM 122 × 32 dot matrix LCD driver bottom

AVRX 是一个为AVR单片机写的操作系统，尺寸较小，使用方便，但核心部分为汇编，这里是一个C语言写的核心-AVRX is a single-chip AVR write the operating system, smaller sizes, and easy to use, but the core part of the compilation, here is a C language to write the core

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

这是一个对proteus的介绍的pdf文件，对入门级人物是个很好的帮助-Proteus This is a pdf file of the presentation of the entry-level people is a very good help

提供一个小弟的程序,有点笨,请各位看后,不要见笑.-provide a younger procedures, a bit stupid, you see, not laughed at.

51开发板源程序,74HC595驱动显示程序.在该模块中，共有4位LED，采用74HC595驱动显示.-51 Development Board source, Bit-driven display program. In this module, A total of four LED, using 74 HC595-driven show.

51+sl811读写U盘的源程序＋原理图。想用51完成U盘读写的网友可参考参考。-51 sl811 reader of the source disk U+ diagram. With 51 to complete U-reader may refer to the website reference.