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:
Dec. 02, 1997
Filed:
Aug. 15, 1995
Applicant:
Inventor:
Toshiyuki Matsubara, Itami, JP;
Assignees:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Mitsubishi Electric Semiconductor Software Co., Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395800 ; 365195 ; 36518504 ; 364D / ;
Abstract
A microcomputer including an EEPROM in which data may be stored and from which stored data may be read either under control of a central processing unit of the microcomputer or under direct external control. The microcomputer includes separate inputs for data input and data output signals when storing and reading is under the control of the central processing unit and when storing and reading of data is under direct external control. The central processing unit may inhibit direct external control of storing data in and reading data from the EEPROM.