Patent ID: 6434712
Filing Date: 2002-08-13
Classification: G06F

Abstract:
A processor element adapted for connection with at least one additional processor element the same as said processor element to form a fault tolerant parallel processor pool arrangement, said processor element comprising:at least one microprocessor controller adapted to control functions carried out by said processor element and to carry out a data exchange and a data comparison with the at least one additional processor element; a local random access memory connected to said microprocessor controller; data and control lines connected to said microprocessor controller and providing external input and output connections adapted to be connected to an external serial bus; a test interface connected to said microprocessor controller and providing an external test connection; a microprocessor fault management controller connected to said microprocessor controller; a data cross-strapping interface connected to said fault management controller and providing an external data cross-strapping connection; a fault tolerant clock signal generator connected to said fault management controller; a clock cross-strapping interface connected to said clock signal generator and providing an external clock cross-strapping connection; a reset control circuit connected to said fault management controller; a reset cross-strapping interface connected to said reset control circuit and providing an external reset cross-strapping connection; an external bus interface connected to said fault management controller and providing an external bus connection; an external memory interface connected to said fault management controller and providing an external memory connection; a digital input and output interface connected to said fault management controller and providing an external digital input and output connection; a node identifier circuit connected to said fault management controller and providing an external identifier connection; and a selectively actuatable on-off power supply switch connected to at least said microprocessor controller.