alan smith wrote: >be interested as well....since I'm using a blue/red LED combo > >William Chops Westfield wrote: >On Nov 27, 2006, at 9:52 AM, Marcel duchamp wrote: > > > >>>Apparently RED leds are a big no-no on commercial equipment; >>> >>> >>Bill, could you elaborate on that one? >>Was that tongue-in-cheek or serious? >> >> >> >Serious, although I don't know the details. At some point there >was a real fire-drill here to eliminate the use of red LEDs; I suspect >some telco or european standard that reserves red for truly "critical" >notifications. I'll see if I can find out... > >BillW > > I wonder if it has anything to do with red being associated with danger? We are currently building a bunch of industrial machinery bound for China. The Italian engineering company that wrote the spec says that all push buttons for the motor starters are supposed to be green for stop and red for start. Pilot lights are to be red for running and green for stopped. Just backwards from the way most of the equipment we build for use in the USA... Aaron -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist