是一个为地铁施工现场开发的人数监控系统，使用ATMEGA16单片机做的，并用了红外传感器。...

数字通用接收机及其在基本雷达雷达干扰实验中的应用.rar数字通用接收机及其在基本雷达雷达干扰实验中的应用.rar

8路AD采集系统，数字电压表，采用ADC0809模数转换芯片，单片机控制的数字采集系统-8-channel AD acquisition systems, digital voltage meter, the ADC0809 analog-to-digital converter chip, single-chip microcomputer controlled data acquisition system

用单片机系统实现8位的加减乘除运算，外接16位矩阵键盘输入，通过lcd显示结果。在keil上运行良好。-microcontroller systems with eight of the arithmetic operators, 16 external keyboard input matrix, LCD display results. Keil in running good.

AD977acn的应用电路及源码，使用凌阳的IDE编写的源码，提供底层的驱动。-AD977acn circuit and the application source code, the use of Sunplus IDE prepared by the source. for the bottom of the drive.

用AVR的 I2C读写24C02 先在24C02中写入一段数据,然后断电,再送电,将EEPROM中的数据发送给PC机-24C02 using AVR I2C-read the first paragraph in the 24C02 to write data, and power outages, sending electricity, EEPROM data will be sent to the PC,

ATMEGA128的PCF8536驱动程序，对自己编写端口驱动的同志有很大的帮助！-ATMEGA128 the PCF8536 driver to prepare for their comrades-driven port of great help!

chm格式的pic单片机原理 和适合新人阅读参考-chm format, suitable for new pic microcontroller theory and reading the reference

very good c program for software

北京青云段码液晶LCM0826A的PIC18F2520的程序,简单显示测试用。-Beijing Qingyun Duan yards of the PIC18F2520 LCD LCM0826A procedures, simple display test.

经过一段时间的使用，上次的硬盘MP3播放器增加了USB下载文件功能； 汉字LCD显示功能；子文件夹功能等。并对软件做了一些修改。并将 硬件电路图画出来了。由于做得仓促，难免有不妥之处，请大家谅解， 欢迎指出错误。谢谢。-After a period of use, the last of the hard disk MP3 player, an increase of USB download files function characters LCD display Subfolders functions. And the software to do some modifications. Hardware circuit and the pictures came out. As a result of doing a rush, inevitably something wrong with the U.S. understanding, please welcome to point out the error.谢谢.