八位以上A/D转换器与PC机的DMA接口设计

Design of the DMA interface between PC computer and A／D converter

本文以AD574为例，详细讨论了八位以上并行AD转换器与PC机的DMA接口设计及实现。

This paper gives a detailed discussion about the design of the DMA interface between PC computer and A/D converter with more than eight bits bus.