Peter Todd wrote: > My idea with a star is that each node would essentially end up as a 50ft > coil of wire with a pcb at one end. What does it buy you to have the PCB at the far end (versus only the LED)? Since you have the wires from master to each node anyway, why not keep all the control logic central? This is probably cheaper. Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist