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Author Topic: Do pci TV-Tuner cards need DMA? (G-Rex 1200 1st rev.)  (Read 1198 times)

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Offline spirantho

Re: Do pci TV-Tuner cards need DMA?
« on: November 18, 2005, 10:10:59 AM »
Yes, TV cards are heavy users of DMA. They actually have a processor on them which takes instructions in the form of (for example)
WRITE x PIXELS TO MEMORY AT

so without DMA the card wouldn't be able to fill the memory.
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