Patent ID: 6327653
Filing Date: 2001-12-04
Classification: G06F

Abstract:
A digital computer system capable of easily changing from one working mode to another working mode, both working modes being executed under the same or different operating systems, comprising:a central processing unit for processing computer programs;a bus for transmitting information to each of a plurality of system elements of the system by connecting said central processing unit to said plurality of system elements;a first memory connected to said bus, for temporarily storing system software and user software executed by said central processing unit;a second memory connected to said bus for storing system initialization programs executed by said central processing unit;a backup memory connected to said bus for storing both working mode and operating system information and system hardware information; anda button detector for detecting operation of one of a plurality of buttons, each of said plurality of buttons respectively corresponding to a working mode, said button detector providing an output to said central processing unit via said bus for causing the computer system to change working modes in response thereto.