On 8 March 2015 at 12:14, Andreas Pettersson <[email protected]> wrote:
> My guess is that you would need 2x RS232, one for Rx and one for Tx, to
> achieve the speed necessary, and a SPI interface card that could talk
> dual channel properly.

I think if I wanted a serial channel that I knew how to drive with low
latency I would be looking at the cheapest Mesa card and a custom
driver for the UART module.
(I have already used it for realtime Arduino comms)

-- 
atp
If you can't fix it, you don't own it.
http://www.ifixit.com/Manifesto

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