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:
Oct. 20, 1998
Filed:
Sep. 17, 1997
Applicant:
Inventors:
Dieter Spaderna, Portland, OR (US);
Raed Sabha, Vancouver, WA (US);
Assignees:
Sharp Microelectronics Technology, Inc., Camas, WA (US);
Sharp Kabushiki Kaisha, Osaka, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
371 221 ; 395290 ;
Abstract
A testing and diagnostic mechanism includes an external bus master allows access of virtually all internal registers on an integrated circuit, and allows the on-chip SRAM/DRAM controllers to access external memory.