On 7/25/07, jtroxas wrote: > Sorry.. I forgot to mention the need to communicate between several > sensor/slaves.. wont it be too complicated to implrment it over rs-xxx... > I2C based sensor networks? Kind of strange. ;-) You might be able to try CAN (DeviceNet, etc) or Profibus or RS-485 for better performance. For simpler networks, I think ASi is popular. Omron has come out a new one called CompoNet which is targeting simple sensors in the industrial autoamtion market. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist