DMA传送期间，控制数据传送的部件是＿＿＿＿＿＿＿＿＿＿。_微机原理及接口技术（专）_全学科试题题库

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DMA传送期间，控制数据传送的部件是＿＿＿＿＿＿＿＿＿＿。
- A. 外设
- B. DMA控制器
- C. 主存储器
- D. 处理器
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