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:
Feb. 24, 2004
Filed:
Feb. 08, 2001
Junko Kobara, Hyogo, JP;
Hiroyuki Kawai, Hyogo, JP;
Yoshitsugu Inoue, Hyogo, JP;
Robert Streitenberger, Hyogo, JP;
Renesas Technology Corp., Tokyo, JP;
Abstract
An FIFO data transfer control device includes an instruction analyzing portion for analyzing an instruction for data transfer to an FIFO storage device including a plurality of banks, and calculating an amount of data to be transferred; a data count portion for calculating, from the data amount calculated by the instruction analyzing portion, an amount of the data written in the bank being in an outputting state, and issuing a determination flag indicating whether the free space of the bank being in the outputting state satisfies predetermined conditions or not; and a full check portion for inhibiting processing of a next instruction until the determination flag sent from the data count portion or the full flag issued from the FIFO storage device is reset.