OK, lets see if I can avoid offending anyone this time. Jennic have produced a chip that is supposedly able to be energised by something as mundane as the energy generated by flicking a switch. http://tinyurl.com/yg8orv9 As I love all things Scandiavian , this energy miser from Energy Micro in norge got my attention. http://tinyurl.com/ylkxaww Colin -- cdb, 3/07/2009 -- colin@btech-online.co.uk -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist