步进电机驱动

应用背景行车安全一直是非常重要的关注焦点，车商提供了标准的OBD接口协议供二次开发，可通过OBD接口查询当前车辆的部件状况，如发动机、邮箱、气囊、润滑、刹车。。。等工作情况。在当前车联网兴起，基于OBD的外部应用需求也越来越多。关键技术完全实现OBD协议的处理，通过OBD总线读取汽车状态参数，如油耗、发动机、润滑等等。。。进行实时监控和诊断，并可实时提醒车主。

一个命令模件和记事本PROGRAMM，我们在这段代码转换成键盘十六进制的值，我们在ASCII码打印出来。

these all are the rtos32 example code

不怕掉电的超级万年历VC源程序，其中还包括介绍8155及DS12887结构及特点的文档。-Power-down calendar is not afraid of the Super VC source code, including 8155 and introduce the structure and characteristics of DS12887 documents.

数码管及键盘管理--Manage digital tube and keyboard.

S08例程：本程序是I/O模块的例程，所用资源为单片机通用IO接口，所接器件为LED灯， 其中D2与PTA0，D3与PTA1相连接！-S08 routines: this process is I/O modules, routines, resources used for the single-chip general-purpose IO interface, the access device for the LED lights, which D2 and PTA0, D3 and PTA1 connected!

是现在非常流行的network processor上的微代码的编程，是其中基于最新的IXP2850的crypto units的ipsec的一个例子，告诉大家如何利用已有的宏以及调用硬件资源。-is now very popular network processor on the micro-code programming. which is based on the latest IXP2850 the crypto units of the ipsec an example, tell you how to make use of the call-and hardware resources.

44B0-usb-HOST.基于44B0X开发的USB驱动。暂时只支持爱国者和清华普天U盘-44B0- usb- HOST. 44B0X development based on the USB drive. Temporarily only to support the Patriot and Tsinghua U Futenma site

学习linux最好的资料，对uclinux非常有帮助。-Learning linux the best information on the uClinux very helpful.

this the souce code of stm32407 ,it contains sample demos which can be build and runned on stm32