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Direct memory access (DMA) channels are system pathways used by many devices to transfer information directly to and from memory. DMA channels are not nearly as "famous" as IRQs as system resources go.
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www.pcguide.com/ref/mbsys/res/dma/index.htm
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Direct memory access or DMA is the generic term used to refer to a transfer protocol where a peripheral device transfers information directly to or from memory, without the system processor being required to perform the transaction.
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www.pcguide.com/ref/hdd/if/ide/modesDMA-c.html
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In this article we will cover Direct Memory Access (DMA) and Interrupt Handling ... In this article we will cover Direct Memory Access (DMA) and Interrupt Handling. Knowledge of DMA and interrupt handling would be useful in writing code that interfaces directly with IO devices (DMA based serial port design pattern is a...
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www.eventhelix.com/RealtimeMantra/FaultHandling/dma_int...
www.eventhelix.com/RealtimeMantra/FaultHandling/dma_interrupt_handling.htm
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How To Enable Direct Memory Access (DMA) In All Versions Of Windows. ... Microsoft Windows includes a Bus Mastering feature known as Direct Memory Access or DMA. When this DMA feature is enabled, it basically allows your Hard Drive and CD Rom Drive to transfer their information directly to and from memory without...
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www.real-knowledge.com/dma.htm
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- Direct Memory Access (DMA) is a capability provided by some computer bus architectures that allows data to be sent directly from an attached device (such as a disk drive) to the memory on the computer's motherboard . The microprocessor is...
http://searchcio-midmarket.techtarget.com/sDefinition/0...
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Direct memory access is system that can control the memory system without using the CPU. On a specified stimulus, the module will move data from one memory location or region to another memory location or region.
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cnx.org/content/m11867/latest/
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(Interrupt Requests, Direct Memory Address) ... These are some of those items which may cause problems when installing new hardware. Quite often if the computer locks up; new hardware installed does not work or maybe something which used to work stopped working after adding some new hardware then there may be a conflict here.
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This article describes how to enable Direct Memory Access (DMA) on your Windows 98-based, Windows 95-based or Windows Millennium Edition-based computer. DMA (also referred to as bus mastering) is a technique that some components and devices use to... ... Determine if DMA Is Enabled on Your Computer ... Back to the top...
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support.microsoft.com/?kbid=258757
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