chengxu

编程菜鸟学习用的蜂鸣器播放八月桂花香声音(Programming rookie learning the buzzer with sound playback 八月桂花香)

屏幕输出(pingmushuchu)

智能交通单路口C++仿真程序，其中设置了随机车辆产生，以及信号配时功能，程序编译已验证(Intelligent Transportation single intersection C++ simulation program, which is set to generate random vehicles, as well as signal timing functions, the program compiled Verified)

AT89C51+液晶显示屏，按输入字符输出相应的显示，源代码为C语言编写，希望对大家有帮助。(The LCD of AT89C51+ screen display output according to the input character, the source code is written in C language, we hope to help.)

c51的单片机智能小车 具有红外循迹 超声波避障 以及hc06手机蓝牙遥控的功能(auto car)

jm20316移动硬盘盒---原理图，PCB板图。非常好用的资料(jm20316 HDD Enclosure--- schematics, PCB board map. Very useful information)

本源代码用于使用ATMEL公司的AT89C51芯片实现硬件mp3，其中包括有特色的mp3解码算法和U盘功能读写程序。(Source code for use ATMEL Corporation AT89C51 chip hardware mp3, have characteristics which include mp3 decoding algorithm and U disk function to read and write procedures.)

电协开发板 C51单片机程序，用于实现单片机的流水灯输出(Electric Association C51 microcontroller development board procedures for the realization of single-chip light water output)

编写一段程序 统计从1000年到1999年之间闰年的个数 最后输出到屏幕上来(writing a program to sum up the numbers of leapyear between 1000 and 1999.Finally,showing the result on the screen.)

说明：  四方的通信管理机程序，绝对的超值，很多规约的处理，101 103 103 104 CDT DNP SC1801 CSC2000等，千万别走漏风声啊，(sifang processs protel control center )