Martin's M-PC allows for four universes of DMX output for free. Pair it with third party MPCTools and I think you should be in good shape. And, here is a forum discussion regarding exactly what you are trying to do.
Martin's M-PC allows for four universes of DMX output for free. Pair it with third party MPCTools and I think you should be in good shape. And, here is a forum discussion regarding exactly what you are trying to do.