sd卡结构详细文件，你要的应该就是这个PDF文件了吧-The SD BUS Core with Avalon Interface allows the easy access of SOPC Builder systems to standard Secure Digital Card (SD) flash based memory devices. The SD cards are universal, low cost data storage and communication

实现两个进程间的通讯，IPC(Inter-Process Communication)是共享"命名管道"的资源，通过提供可信任的用户名和口令，连接双方可以建立安全的通道并以此通道进行加密数据的交换，从而实现对远程计算机的访问。-Communication between two processes, IPC (Inter-Process Communication) is a shared resource of the " named pipes" by providing