C51实用源码，极具参考价值！

把程序写进单片机从而控制电梯的上下，开关门，报警等功能！这个程序简单，使用性强！-procedures written into the MCU control of the elevator up and opening the doors, alarm functions! This simple procedure, the use of strong!

单片机操作DS18B20读取温度的源程序，外部晶振11059200。-SCM operations DS18B20 read temperature of the source, the external crystal 11059200.

支持I2C总线的EEPROM24lc256芯片的读写原程序-support I2C Bus EEPROM24lc256 chip reader original program

本文介绍的I2C未来的两个扩展方向：热插拔和远距离通迅，其中包括电路设计。-This article describes the extension of the I2C next two directions: hot swap and long-distance Communications, which includes circuit design.

proteus例子,一些简单的proteus应用,对于初学者很实用-Proteus example, Proteus some simple applications, very useful for beginners

一个时钟发生的小例子，希望能对大家有帮助-Occurred in a small example of the clock, hoping to have everyone help

AVR简单的串口程序，适合初学者学习，可以直接应用-AVR simple serial program, suitable for beginners to learn, can be applied directly

AD转换的分辨率=参考电压/(总元素-1) 当AD为8位，总元素=256（ff）取参考电压=Vdd=5V时 分辨率=5/(256-1)= 0.019607843-resolution of the AD converter reference voltage =/(total element 1) When the AD for eight, with a total element = 256 (ff) the reference voltage Vdd = = = 5V resolution 5/(256-1) = 0.019607843

LCD全方位应用超强功能,温度,篮球计算器,密码锁等-LCD all-round application of super-function, temperature, basketball calculator, password lock, etc.

AVR定时器功能 定时器每秒加一,0到255循环,通过数码管显示计数值-AVR timer function Timer per second, plus one, 0 to 255 cycles, through the LED display counts