Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Katsuhiko Yanagawa0
Date of Patent
February 22, 2011
0Patent Application Number
124662600
Date Filed
May 14, 2009
0Patent Primary Examiner
Patent abstract
A bus control device includes a multiplexer which connects a ROM controller to a common bus when a ROM mode is set and which connects a PCI controller to the common bus when a PCI mode is set. The bus control unit further includes a bus switch which disconnects a PCI bus from the common bus when the ROM mode is set and which connects the PCI bus to the common bus when the PCI mode is set.
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