一种车载导航系统中磁盘共享的设计

A design method of shared disk for the navigation system in vehicle

本文提出了一种在车载嵌入式电子产品中,利用FPGA(Field-Programmable Gate Array)来实现多主机磁盘[HDD(HardDisk Drive)]共享的解决方案,阐述了整个方案的系统设计方法,介绍了FPGA子系统的各个主要模块设计原理。该方案可以有效降低高端车载导航系统的产品成本。

A solution is designed to realize shared access to HDD via FPGA（Field-Programmable Gate Array）.The whole solution is explained in details,the design principle of major modules in FPGA subsystem is introduced.This solution is useful to reduce the product cost of navigation system in vehicle.