华为的印刷电路板（PCB）设计规范，程序编写规范等

ARM7开发板的USB源程序，好东西咯。 -ARM7 development board

单片机franklin51实现fft 方便快速-Fft Singlechip franklin51 realize quickly and easily

debussy中文使用手册，可以追踪源代码调试，验证的必要工具，只要解压缩即可-Chinese user manual tracking source code debugging, verification of the necessary tools decompression can be as long as

一个单片机心电图数据采集带通滤波的算法。-ECG data acquisition of a single-chip band-pass filtering algorithms.

用反转法实现快速高效的4*4键盘扫描，并通过串口将按键值输出-Inversion method with fast and efficient implementation of the 4* 4 keyboard scanning, and send out the key value through the serial port

MAX197多量程A/D转换器及应用，与8031单片机配合-MAX197 Multi-range A/D converter and application, with the 8031 single-chip microcomputer with

用纯C语言实现C8051F单片机的在线程序更新-Using pure C language realize C8051F MCU online update

Mifare1 S50 IC卡密钥替换工具，用作卡初始化-Mifare1 S50 IC card key replacement tools, used for card initialization

好东西共享给大家,液晶显示的1502的,单片机51系列的-something good for everyone to share, the liquid crystal display of the 1502, the 8031 Series 51!

南京航天航空大学MSP430选修课使用教材-Nanjing University of Aeronautics and Astronautics MSP430 elective use of materials