Patent Number: 7,711,879

Title: Data transfer method and data transfer device

Abstract: A data transfer method which is capable of transferring a predetermined amount of data in one transaction at only one time, and preventing the number of ports of a master chip and the number of signal lines connected between the master chip and slave chips from being increased. A single master chip and a plurality of slave chips which receive data transferred from the master chip are connected by a ring-like path. Data is transferred from the master chip to the slave chips via the ring-like path.

Inventors: Yamamoto; Naohiro (Kawasaki, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: G06F 13/00 (20060101)

Expiration Date: 5/04/12018