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:
Aug. 27, 1991
Filed:
Mar. 03, 1989
Fujitsu Limited, Kawasaki, JP;
Abstract
A data transfer control system controls a data transfer between a source and a destination by rearranging a data arrangement of a data which is made up of data units each made up of one or a plurality of bits, and comprises an input/output interface unit for inputting the data from the source and for outputting the data to the destination, a data swap circuit coupled to the input/output interface unit for rearranging a data arrangement of the data received from the source through the input/output interface unit in terms of the data unit and for rearranging a data arrangement of the data outputted to the destination through the input/output interface unit in terms of the data unit, a temporary register for temporarily storing the data with the rearranged data arrangement obtained from the data swap circuit, and a data swap control circuit coupled to the data swap circuit for controlling the rearranging of the data arrangement in the data swap circuit responsive to a transfer information which includes at least a source address, a destination address and a transfer control information.