Patent ID: 6587901
Filing Date: 2003-07-01
Classification: G06F

Abstract:
An information processing system comprising:portable electronic equipment including a first microcomputer, a first volatile memory, a first bus connecting said first microcomputer and volatile memory and a first bus connection means for connecting said first bus to a bus of an external device; and an information processing apparatus including a second microcomputer, a second volatile memory, a non-volatile memory, a second bus connecting said second microcomputer, a second volatile memory and a non-volatile memory and a second bus connection means for connecting said second bus to a bus of another external device; wherein said portable electronic equipment is provided with a bus disconnection means enabling disconnection of the connection between said second microcomputer and said second bus so that when there is a connection through said first and second bus connection means between said first bus of said information processing apparatus and said second bus of said portable electronic equipment, said microcomputer and said bus are disconnected from each other by said bus disconnection means.