电磁兼容中的接地技术

vivi嵌入式系统bootloader--Bootloader for VIVI embedded system.

GSM模块TC35及其外围电路设计-TC35 GSM module and the external circuit design

串口通讯 stm32 异步 串口通讯 stm32 异步

能够实现步进电机的正转反转，速度控制，加速减速匀速等功能-Stepper motor can be achieved is to reverse, speed control, speed up the slow speed and other functions

Voltmeter 0...99V (PIC16F616)

linux移植过程分析，详细介绍了linux2.6的配置和裁减，很详细，每一项都有介绍，还有很多经验在里面，是不可多得的linux配置手册。-linux transplant process analysis, detailed information on the configuration and the reduction of linux2.6, very detailed and have each of the introduction, there are a lot of experience on the inside is rare linux manual configuration.

1个键有10种功能，带proteus访真文件。-A key with 10 function, with a true file proteus visit.

i2c的调适成学。ARM7 交流使用，请勿外传。-i2c adjustment into school. ARM7 exchange use, not rumors.

这是MMA7260的详细资料，MMA7260是一个加速度传感器-This is MMA7260 details, MMA7260 is an acceleration sensor

modem 原程序。用于无线模块的开发应用GPRS应用--Modem source code. It could be used in developing wireless module.