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. 23, 1993
Filed:
Dec. 05, 1989
Denis R Beaudoin, Houston, TX (US);
Andre Szczepanek, Brickhill, GB;
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
The present invention includes a data transfer system (28) which includes a first bus (32) and a second bus (34) wherein both buses are bidirectionally connected to a first memory (30). Similarly, a third bus (42) and a fourth bus (44) are bidirectionally connected to a second memory (40). A plurality of data cells (50a through 50h) are provided for intermediate storage when units of information are transferred between first and second memories (30 and 40). A first pointer (37) is under control of first pointer circuit (36) and first control circuit (38) such that buses (32 and 34) may have access to selected ones of the plurality of data cells (50a through 50h). Similarly, a second pointer (47) is under control of second pointer circuit (46) and second control circuit (48) such that third and fourth buses (42 and 44) may have access to the plurality of data cells (50a through 50h).