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Implementation of scatter-gather DMA program with WDM on high-speed data acquisition
Author(s): 
Pages: 308-311
Year: Issue:  2
Journal: JOURNAL OF SOUTHWEST UNIVERSITY FOR NATIONALITIES(NATURAL SCIENCE EDITION)

Keyword:  直接内存存取分散聚集包驱动WDMPCI总线;
Abstract: 针对雷达高速数据采集的需要,基于研华PCI-1712高速数据采集板卡,在Windows 2000平台上利用DDK开发了PCI总线下主控DMA的WDM驱动程序,允许设备使用分散的遍及整个DMA地址空间的缓冲区执行数据输入操作.文中给出了这一具有分散聚集能力、基于包传输的DMA设备的驱动开发思路.
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