用AVR单片机实现BC7281的键盘控制，学会对7281与键盘的基本应用-AVR Microcontroller with BC7281 keyboard control, learn to keyboard 7281 and the basic application

C51的45D驱动程序-C51 45D Driver

用来测量温度的DS18B20的应用程序,有这方面需要的请下来-DS18B20 used to measure temperature applications, a need, please down

数字电路抗干扰： 在电子系统设计中，为了少走弯路和节省时间，应充分考虑并满足抗干扰性 的要求，避免在设计完成后再去进行抗干扰的补救措施。-Digital circuit interference: In the electronic system design, for less detours and save time, should take fully into account and meet the requirements of anti-interference, to avoid later in the design of anti-interference to carry out remedial measures.

用于C51的简单看门狗电路，易于大家调用-C51 for the simple watchdog circuit, we call easy

SM5964 ISP程序。-SM5964 ISP program. .........

51单片机系统和AVR的M16单片机，和简单的外围电路。-51 of the M16 microcontroller system and AVR microcontroller, and a simple peripheral circuits.

这个是单片机多路数据采集的控制程序。并可以同时多路输出。-SCM is the multi-channel data acquisition control procedures. And can more output.

一个基本的平安钟控制程序，帮别人写的，学习的人可以看看，不错的。-Ping

PADS电路图赏析，格式为图片的，推荐下载，新手可以做参考-PADS schematic appreciation of the format picture to download, a novice can do reference