The organization of DMA system is illustrated on Fin 3 - 39 .DMA系统的结构如图 3-38 所示.The DMA will first fill the line buffer.DMA首先装满行缓冲器.Upon receipt of the HOLD - acknowledge, the DMA knows that the bus are released.在接收到 HOL...
他这个人总是到处管闲事。He's a man with fingers in a lot of pies.我的邻居们是一群爱管闲事的人。My neighbours are a bunch of busybodies.我知道你认为我老爱管闲事，不可救药。I know you think I'm incurably nosey....