【摘要】 在使用多 DSP的处理器系统设计中 ,主机与 DSP的数据交换是关键的技术。本文比较了数据交换采用的各种技术 ,包括 DMA,全局存储器和 HPI(H ost Port Interface) ,并通过 TI公司的典型芯片 TMS3 2 0 C6711,着重讨论了 H PI接口的硬件结构与软件编程。更多还原

【Abstract】 In the design system of using multiple DSP processors,communication between host and DSP is a pivotal technology This paper has compared various kinds of technology that data interchange adopts,including DMA,global memory and HPI (Host Port Interface),hardware structure and software programming of HPI emphatically through typical chip TMS320C6711 of TI are also discussed更多还原