51单片机开发的8道门出入记录控制板，具有RTC时钟功能，同时具有声光抱紧，能实时的记录被监控门的打开时间。本案例只有8路，但可以方便的扩展至32路。...

ad9833的原理图和源程序，希望对需要的人有用-AD9833 Schematic and source of hope for those who need it useful

单片机控制的电动自行车驱动系统部分程序 单片机控制的电动自行车驱动系统 单片机型号为16F876 采用块定义的方法定义单片机内部寄存器-MCU control of the drive system for electric bicycle parts of the SCM control drive system for electric bicycle for the 16F876 microcontroller models using block definition of the definition of internal registers MCU

用C51编写的源程序清单（由实验板运行通过）包含器件配置文件.闹时启/停子函数.走时函数.定时器T0 5mS初始化.扫描按键子函数.延时子函数等整个工程源代码-with C51 prepared by the source list (from the experimental operation through plate) contains device configuration files. When downtown Kai/stop unreachable. Walking function. T0 5mS initialize the timer. Functions scan button. Functions delay the entire project source code

利用8051单片机的定时系统进行年月日的显示-use of the 8051 regular system of the date indicated

Keil_AGSI_SDK: 这是一个广泛使用的Keil单片机IDE平台软件仿真插件(AGSI)开发的官方SDK资料包,内含DLL插件范例和开发自己的仿真DLL插件所必须的包含文件,同时资料中还含一个48页的详细介绍如何开发此类插件的PDF指南-Keil_AGSI_SDK: This is a widely used Keil Singlechip IDE plug-in software simulation platform (AGSI) official SDK development kit, containing examples and DLL plug-ins to develop their own simulation DLL plug-ins necessary to include file, while information also containing a 48-page detailed introduction how to develop such a plug-PDF Guide

利用单片机的P32管脚进行测量频率,计时很精确-P32 pin single-chip computer to measure the frequency, timing is very precise

这是sd/mmc卡程序地而部分内容，后面还有！-This is the sd/mmc card program and part of the contents in the back there!

C8051F040的步进电机调试程序，频率计算公式为:(T3时钟频率/(2*val-C8051F040 debugger stepping motor, the frequency of the calculation formula is: (T3 clock frequency/(2* val

搞电子的人经常用的一些仪器的使用说明书（示波器，信号发生器、电源）-People engage in electronic equipment, often with the use of the specification (oscilloscopes, signal generators, power supply)

双龙电子的ICC AVR例程源码，写的比较简单容易懂，对初学者比较好。也可以参考。里面附带IIC，1602，UART等例子-Ssangyong Electronics ICC AVR routine source code, written in relatively simple and easy to understand for beginners better. Also can refer to. Inside with IIC, 1602, UART, etc. Examples of