lkml.org 
[lkml]   [2003]   [Mar]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: RS485 communicatio
    From
    Date
    On Sat, 2003-03-15 at 19:46, Pavel Machek wrote:
    > > I believe Point-to-Point Protocol only supports point-to-point symmetric
    > > links. Don't think there is any multi-point support in the protocol. IIRC,
    > > PPP also requires a full duplex link, which is not available on an RS-485
    > > link with more than two stations, even if it is a 4-wire link.
    >
    > Get scarabd (I don't know *where* it is), it can run TCP/IP over slip over
    > half-duplex link. Performance is not too good.

    Robin O'Leary wrote most of it, so its probably somewhere like
    caderus.co.uk

    Half duplex performance is fine at a sensible speed and with decent
    reliability. On radio will collisions its a lot less pretty

    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 13:34    [W:0.021 / U:1.008 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site