The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 01, 2011
Filed:
Apr. 02, 2008
Hitoshi Suzuki, Kanagawa, JP;
Masayuki Daito, Kanagawa, JP;
Hitoshi Suzuki, Kanagawa, JP;
Masayuki Daito, Kanagawa, JP;
Renesas Electronics Corporation, Kawasaki-shi, Kanagawa, JP;
Abstract
Provided is a microcomputer having the improved flexibility in changing correspondences between exception causes and exception vectors. The microcomputer includes: a vector candidate output section capable of outputting a plurality of vector candidates; an address selecting section selecting, as an exception vector, one of the vector candidates according to an exception cause; an instruction execution section starting an exception processing routine by accessing a memory area specified by the exception vector; and a correspondence changing section changing the number of exception causes associated with at least one of address candidates included in the vector candidates.