memory access controller meaning in English

存储器存取控制器

In this system , it is master - slave structure between pc and dsp . dsp transfers data to pc by adopting the dmac ( direct memory access controller ) in pc . the thesis dwells on every part of hardware circuit and main technology such as dsp , the transferring mode of dma ( direct memory access ) , etc subsequently , it introduces the software design of the sampling system and user interface
该最小系统制作成高速数据采集卡，插入pc机的isa总线插槽中， pc机与dsp构成主从结构，系统中tms320f240dsp作为pc机的下位机，采用pc机内的dmac ( dma控制器)通过dma (直接存储器存取)方式把采集的数据传送到pc机进行处理。