好的操作系统

protel99se的十来个元器件库文件。希望对大家画图的时候能起到帮助。-Protel99SE library file of a dozen components. Wish to draw a time when everyone can help.

这是一个红外报警系统，该系统通过555调制红个发光管，发出38KHZ的红外信号，对面使用一个红外接收头接收信号用来检测是否有人通过，如果有，则声光报警，-This is an infrared alarm system, which modulator 555 through a red light-emitting tube, issued 38KHZ IR signal, opposite to the first use of an infrared receiver to receive signals to detect whether or not it was passed, if so, make a sound light alarm,

无线传感器网络leach协议 无线传感器网络leach协议-WSN LEACH protocol

一个把位图文件转换成LCD显示自模的应用程序，非常好用，一般用来在PDA显示动画而用-put a bitmap file conversion into LCD display module from the application procedures, very good, generally used for the PDA shows using animation

智能车的马达控制程序,通过串口控制车的加速减速等。-This file is for Motor of Intellengence Car.

飞思卡尔单片机MC9SDG128B的计数器源程序，用于速度测量中脉冲个数统计，可以实现速度测量，路程测量等。-Freescale" s single-chip counters MC9SDG128B source for the pulse velocity measurement in the number of statistics, can achieve the speed measurement, distance measurement.

各种款式液晶显示程序，包括1602、240180、st7920字库液晶、12232、240128、12864等多款液晶的显示例子，极具参考价值-Liquid crystal display a variety of styles procedures, including 1602,240180, st7920 LCD font, 12232,240128,12864 such as liquid crystal display several examples of great reference value

非接触式IC卡编程样例232-C3-non-contact IC card programming sample 232-C3

c8051fxxx单片机所有外设C例程，希望对大家有用。-c8051fxxx Microcontroller C routines for all peripherals and hope for all of us.

用51单片机写的电子钟程序，完全可用,但效率还不是很好-Single-chip with 51 minutes to write an electronic process, completely available, but efficiency is not very good