memory to memory DMA

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#972

From: "Giuliano Brignola"
Date: Thu, 16 Apr 1992 11:01

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it is possible to copy data from memory to memory using the DMA chip in a PCAT?
For what i know the DMA chip (8237) support such type of operation.
If possible could you please send a simple assembler example ?

 Thanks in advance
                            Giuliano Brignola

                      INTERNET: giuliano.brignola@office.wang.com

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Path: arc1-ca.pugleaf.net!sparky!uunet!olivea!spool.mu.edu!wupost!micro-heart-of-gold.mit.edu!news.bbn.com!ulowell!wang!news
From: GIULIANO.BRIGNOLA@OFFICE.WANG.COM ("Giuliano Brignola")
Newsgroups: comp.sys.ibm.pc.misc
Subject: memory to memory DMA
Message-ID: <199204161002.AA19930@tuna.wang.com>
Date: 16 Apr 92 11:01:20 GMT
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