波形发生器isotransferloader

USB设备驱动程序源码-USB device driver source code

本程序包是USB开发主机系统的例程序。-This package is the USB host system"s development process cases.

横好用请认真阅读一个读写文本文件的类，基本 ・现在USB设备却很多，因此对U ・ -Horizontal-to-use, please carefully read a text file reading and writing classes, basic now but a lot of USB devices, so U

samsung s3c2440a usb monitoring program dnw

tells you how to do the lab

应用程序调用USB驱动程序-Application programming transfered USB driver

some examples of LED display vir EZUSB

some examples of EZUSB s interrupt routine

USB设备端固件程序,枚举部分是全部程序的基础和重心,只有主机对设备枚举成功后,主机才能和设备进行正常的通信 USB的枚举过程分为4个状态. 1.接入态 v主机检测到USB设备插上,击活端口,并发送复位命令(保持10ms) 2.默认态 v主机使用默认地址读取设备描述符 (GET_DESCRIPTOR) v主机分配给设备一个总在线的唯一地址 (SET_ADDRESS) 3.地址态 v主机从新的地址获取设备描述符(GET_DESCRIPTOR) v主机获取所有设备的配置描述符(GET_DESCRIPTOR) 4.配置态 v主机设置描述符(设备,配置) (SET_CONFIGURATION) v主机读取配置状态(可选) (GET_CONFIGURATION) v主机读取接口状态(可选) (GET_INTERFACE) -USB device-side firmware, enumerate all part of the foundation and focus of the procedure, only the host of equipment after the successful enumeration, the host and equipment in order to engage in normal communication USB enumeration process is divided into four status. 1. Access state v host detected USB devices plug in, hit live ports, and send the reset command (to maintain 10ms) 2. default state v Use the default address of the host to read device descriptor (GET_DESCRIPTOR) v host assigned to the equipment of a total online only Address (SET_ADDRESS) 3. A

51单片机控制D12 USB器件的完整源代码, keil工程文件,可以在周立功开发板上运行-51 MCU control D12 USB device complete source code, c51 engineering documents, in the weeks running meritorious development board