Patent ID: 6239982
Filing Date: 2001-05-29
Classification: H05K

Abstract:
An electronic device comprising:a circuit board having a first side and a second side and having circuit traces formed only on said first side and having at least one stepper motor mounted to said circuit board;a voltage regulator providing a regulated voltage via a regulated voltage output terminal and having a regulated voltage return terminal;a microcontroller mounted to said first side and having a plurality of regulated voltage input terminals and corresponding microcontroller voltage return terminals and said microcontroller further includes an integrated stepper motor drive capability and is coupled to control said at least one stepper motor;a bus comprising a first circuit trace coupled to said regulated voltage output terminal and a second circuit trace coupled to said regulated voltage return terminal, said first circuit trace and said second circuit trace running substantially parallel to one another; anda plurality of supply conductors, each coupled to said first circuit trace and to one of said regulated voltage input terminals;a plurality of return conductors, each coupled to said second circuit trace and to one of said microcontroller voltage return terminals.