电机测速源码程序，好使的已经通过测试了。非常精确

单片机课程设计报告－－数字温度计系统设计-SCM curriculum design report-- Digital Thermometer System Design

430 开发板原理图，实用简单适合初学者，适用于多种型号430-430 development board schematics, a simple utility for beginners, is fit for various models of 430

用c语言实现对单片机端口的设置，已经调通，拿出来给大家分享-Use c language to realize single-chip port settings have been adjusted pass out to everyone to share

基于IAR embedde workbench的MSP430原理的心电检测源码。实现手持心电检测-IAR embedde workbench based on the principle of the MSP430 ECG detection source. Realize handheld ECG detection

把单片机串口通讯改造为SPI通讯接口源程序，使用C51语言编写，可以用于MCS8051单片机-put microcontroller serial communications to transform SPI interface source, the use of C51 language, which can be used Mcs8051 MCU

51单片机矩阵键盘的设计与调试，建议使用52单片机。-51 Single-chip design of the keyboard matrix and debugging, it is recommended to use single-chip microcomputer 52.

ARM汇编指令详解 （含测试题）,-ARM compilation of detailed instructions (including test questions),

STC单片机说明,与传统51比较,方便替代习惯于传统51的编程-STC Singlechip shows that compared with the traditional 51 to facilitate alternative programming accustomed to the traditional 51

以C8051F020单片机做的多功能计数器，2008山东大学生电子大赛题目。可以实现频率、周期、时间间隔等测量，可以LCD显示、语音报告结果，并能测试温度、显示时间（DS1302）。-C8051F020 single chip microcomputer to do multi-function counter, 2008 e-Competition topic Shandong college students. Can achieve frequency, cycle, time interval measurement can be LCD display, voice report on the results, and test temperature, indicating the time (DS1302).

at24c02读写函数。全部以打包完毕，使用时只需调用相应函数即可-at24c02 read and write functions. All finished in packages, use the function can simply call the corresponding