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:
Mar. 22, 2005
Filed:
Nov. 08, 2001
Applicants:
Hung T. Nguyen, Plano, TX (US);
Troy N. Hicks, Allen, TX (US);
Inventors:
Hung T. Nguyen, Plano, TX (US);
Troy N. Hicks, Allen, TX (US);
Assignee:
LSI Logic Corporation, Milpitas, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F009/00 ;
U.S. Cl.
CPC ...
Abstract
For use in a processor having separate instruction and data buses, separate instruction and data memories and separate instruction and data units, a mechanism for, and method of, supporting self-modifying code and a digital signal processor incorporating the mechanism or the method. In one embodiment, the mechanism includes: (1) a crosstie bus coupling the instruction bus and the data unit and (2) a request arbiter, coupled between the instruction and data units, that arbitrates requests therefrom for access to the instruction memory.