System and method preventing exceptional execution of central processing unit and the computer readable storage medium

The present invention provides a system and method preventing exceptional execution of central processing unit (CPU) and the computer readable storage medium, wherein the system includes a first storage device and an instruction writing unit; and, the first storage device is used to store an excepti...

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1. Verfasser: YANG, CHUING
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The present invention provides a system and method preventing exceptional execution of central processing unit (CPU) and the computer readable storage medium, wherein the system includes a first storage device and an instruction writing unit; and, the first storage device is used to store an exceptional instruction op-code, and the op-code does not belong to the op-code set to be fetched and executed by the CPU; and, the instruction writing unit is inputted with the exceptional op-code, and writes into the data memory block of the microcomputer device.