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.

Date of Patent:
Sep. 26, 2000

Filed:

Dec. 08, 1997
Applicant:
Inventors:

Rajan Raghavan, Sunnyvale, CA (US);

Jonathan Warren Liu, Campbell, CA (US);

Timothy Thomas Rhodes, San Jose, CA (US);

Kodamanchilli Vijay Anand, Santa Clara, CA (US);

Assignee:

Phoenix Technologies, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
703 21 ; 703 20 ; 703 22 ; 703 23 ; 710-1 ; 710100 ;
Abstract

A dynamic hardware emulation model (10) to be used with a hardware simulator for testing a user device (26) under test. A programming interface (12) controls a memory pool (14) and a command processor/bus manager (16) such that a command cycle is initiated to read and write data through a computer bus (24), to and from the user device (26). The programming interface (12) and the user device (26) can act in a master or slave mode. When the user device (26) is in slave mode, a slave memory (18) contains expected data for comparison purposes, and an arbiter (20) determines which device will have access to the computer bus (24).


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