[Beowulf] Re: multiport RS232 to ethernet (or USB)

[Chris]

As a student hiding in the corners and under the stairs on this list i was
wondering why you guys would want to be connecting things to your marvelous
clusters with RS-232 type ports. i mean there's many other ways to interface
right? So what'cha plugging into these contraptions?

On 4/6/06, Ed Karns <edkarns at firewirestuff.com> wrote:
>
>
>  On Apr 6, 2006, at 12:00 PM, beowulf-request at beowulf.org wrote:
>
>
> And, I suppose one could gang up a raft of $9 USB/Serial dongles on a USB hub
> (somehow, I suspect that this is fraught with peril)
>
>
> The device has to allow independent control of RTS and reading CTS (which may
> not be used in the usual flow control scheme)
>
>
>
>
>
> It might be a tall order to get the ":cheap" $9 USB to Serial adapter to
> do Request to Send / Clear to Send / hardware handshaking ... probably
> should consider Xon / Xoff / software handshaking instead = not a problem
> for the least expensive USB to Serial adapters. (Ctrl S / Ctrl Q being
> easy from the command line or script to get the port to respond.)
>
> Ed Karns
> FireWireStuff.com
>
>
>
>
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