程序为D12的USB测试程序 main.c为主程序 D12.c为PDIUSBD12芯片操作子程序 usb,c为usb协议部分 isr.c为中断处理程序 包括定时器中断（没用）/INT0中断（单片机INT0脚与PDIUSBD12中断脚相连） hard.c为硬件底层程序，读写端口 mydev.c为我的设备请求程序-procedures for the testing procedure main.c USB mainly procedure

The channel modeling work package WP1 of IST-WINNER project provided a Matlab implementation of the WINNER Phase II Model (referred as WIM this onward). The main purpose of the WIM channel models is to generate a radio channel realisations for a

SCM信道的仿真，每个信道分为6个主径，每个主径由20个子径组成-The SCM channel simulation, each channel is divided into six main path, each of the main diameter of 20 sub-diameter