multiple DMX universe

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Matt_edwards
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Joined: Sat. Dec 14, 2002
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Location: Baulkham Hills, Australia
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Posted by Matt_edwards: Wed. Jul 20, 2011 - 06:17 AM
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I am playing with my first Xmega. I would like to TX multiple DMX universes and I am wondering if this can be done using multiple USARTs in DMAC mode? Any one tried this yet?

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AVR Microcontrollers, AVR XMEGA
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GordonFreeman
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Level: Hangaround
Joined: Thu. Oct 30, 2008
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Location: Minnesota, USA
Posted by GordonFreeman: Wed. Jul 20, 2011 - 12:56 PM
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Haven't tried that myself, but using simultaneous UARTS with DMA should work fine.

$12 RS-232 Level Shifter
http://www.xbitinc.com/products/RS%252d232-Level-Shifter-with-DB9-Connector.html

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