atmel 24c02 Card Reader program, the revised use. Thank you support poetry.

Atmel Uart C51程序（timer1方式）-Uart (timer1 way)

用4*4键盘模拟手机按键输入，16*2LCD输出-4* 4 keyboard keystrokes analog phones, 16* 2LCD output

simpliciti1.0.3版本，IT公司自定义的简单无线通信协议，包括多个实验程序-simpliciti1.0.3 versions, IT companies from the definition of a simple wireless communication protocols, including the number of experimental procedure

Self-tuning PID Controllers ,有需要的朋友可以参考 !-Self-tuning PID Controllers, there is a need of a friend can refer to the reference!

功能完善的四层电梯程序。开门停8秒，上升或者下降一层用时5秒，有五秒倒计时数码管，楼层显示数码管，以及电梯内外楼层请求显示灯。-A well-functioning procedures for four-storey elevator. 8 seconds to open the door stopped, increased or decreased when a layer of 5 seconds, the 5 seconds countdown digital tube, digital tube display floor, as well as inside and outside the elevator floor indicator lights request.

常用串行EEPROM的编程应用，Microwire总线是美国国家半导体公司研发的一种简单的串行通讯接口协议，该总线是采用三线进行数据传输。Microwire总线和SPI总线一样数据输入输出分别使用一根引线，同样可以提供同步数据传输方式，可以适用在多种微控制器、EEPROM或ADC等场合。-Commonly used application of serial EEPROM programming, Microwire bus is the United States National Semiconductor R

键盘按键程序,C语言编写的-Keystroke procedures, C language

基于51单片机的1602显示的计算器，没有附电路，如有需要请与shenchangwei945@163.com联系-Based on the 1602 show 51 single-chip calculator circuit is not attached, if necessary, please contact shenchangwei945@163.com

1602的串行输入不用 那么多的引脚就可可以实现1602的读写 显示变量等功能-1602" s serial input pin can not so much can be achieved in 1602 show variable features such as reading and writing

基于单片机的网络通讯，代码优化简洁。 适合一般网络通讯的参考。-Based on single-chip network communications, code optimization concise. Network communications for general reference.