摘要
通过分析WindowsSoundSystem兼容声卡和PC机ISA总线的接口原理 ,利用DMA控制器 82 37实现了DSP芯片TMS32 0C2XX对声卡的直接操作 。
By analyzing the interface principle of Windows Sound System compatible audio card and ISA bus and by using DMA controller 8237,DSP's direct access to audio card is realized,thus enormously developed the applied area of audio card.
出处
《测控技术》
CSCD
2002年第3期61-63,共3页
Measurement & Control Technology