> By switching from Red-Green to Magenta-Green Colour-blindness wasn't the reason for the suggestion to look at discrete LEDs instead of a bi-colour package, but I did mention that there's a much better range for individual LEDs It always helps to have a Plan B. Being locked in to a component that you can do nothing to change, and having a PCB made to use that component, may come back to haunt you. And cost $$$ to fix A little quiet time and some imagery and day-dreaming can inspire major beneficial changes to a design -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist