Ethernet/Modbus status...


Thread Starter

Lynn Linse

> -----Original Message-----
> Ron Gage wrote:
> > I was considering writing a generic Ethernet/Modbus+ driver to allow universal
> > communications to any modbus device.
> Curt Wuollet wrote:
> Yes, I'm working on a driver for Modbus/TCP for the Opto22 ENET "Brain" Two things are hanging me up. Opto22 isn't responding to
> questions and we still don't know what a driver for LPLC should look like. My guess is
> that we would want functions like:

This is a side - but you could also look into using Modbus/UDP with multi-cast between LPLC. You can easily send Modbus/TCP like requests with function code 03 to a group Ip (no reply) and create a global shared data table across a dozen LPLC.

Lynn August Linse, Senior Product Application Engineer
15353 Barranca Parkway, Lantronix Inc, Irvine CA 92618
[email protected]
Tel: (949)450-7272 Fax: (949)453-7132

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