John Chung wrote: > On Wed, 8/18/10, Dave Tweed wrote: > > RussellMc wrote: > > > Question: Suggestions re easy cheap effective way to implement > > > RS232/RS485 to Internet interface. > >=20 > > The WIZnet W7100 is a single-chip solution for this, just needs a mag-j= ack > > for the Ethernet side and an RS-232/485 converter on the other side. > > Programming is straightforward. > > > > http://www.wiznet.co.kr/ > > > > They also have some prebuilt modules based on this chip, such as WIZ107= SR. >=20 > I second that. But you need to use their own compiler. I tried to use > SDCC but it did not work out. Issues with the pointer code generation Several contestants in the recent Circuit Cellar W7100 design contest successfully used SDCC for their entries, some of them quite complex. Look for the winners announcement in the magazine (coming soon) and check them out. -- Dave Tweed --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .