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基于AD8402的数字电位器，可以拟补模拟电位器进度不够的缺陷，从而提高系统的精度(AD8402 based on the digital potentiometer, can fill to simulate the defects, schedule enough potential to improve precision of the system)

单片机 8051 C语言 温度传感器DS18B20(SCM 8051 C language temperature sensor DS18B20)

AMBA_3_AHB-Lite协议中文第一版，适合初学者(AMBA_3_AHB-Lite protocol Chinese first edition, suitable for beginners)

锁相环用于电机转速精准检测，资料很不错，值得下载(Phase-locked loop for accurate detection of motor speed)

listctrl控件，用回调函数进行排序(listctrl controls, using a callback function Ranking)

本程序可自动监测被测主机中的所有文件的操作，通信包截获等(The program can operate automatically monitor files, such as intercepted communications package)

说明：  51单片机用1602液晶显示串口接收到的数据(51 1602 MCU with LCD serial data received)

本文介绍一种利用单片机本身所提供的串行通讯口，采用自定义串行通信协议，加上总线驱动器如MAX481、MAX483、MAX485、MAX487等组合成简单的RS－485通讯网络，完成单片机间的多机通讯。(This article describes a serial communication port provided by the microcontroller itself, the custom serial communication protocols, coupled with the bus driver, such as the MAX481, MAX483, MAX485, MAX487, combined into a simple RS-485 communication network, complete single-chip between themulti-machine communication. )

通过一个简单例子，说明C语言对于学习单片机的重要性，有助于新手的入门.(By a simple example to illustrate the C language for learning the importance of SCM to help novice entry.)

51单片机测频计 可测1M赫兹一下的方波 有很多不恰当的地方 往海涵 自己敲的代码 新手。。。(The 51 MCU measured frequency meter)