Patent ID: 6775245
Filing Date: 2004-08-10
Classification: H04L

Abstract:
A data transfer control device for transferring data among a plurality of nodes that are connected to a bus, said data transfer control device comprising:link means for providing a service for transferring packets between nodes, including generating tag information for delimiting at least control information and data of a packet, and also linking said tag information to a packet each of the packets including packet control information and packet data, the packet control information including at least one of a source ID, a destination ID and packet type specifying information; storage means for storing packets, said storage means being randomly accessible, the storage means being divided into a control information area for storing packet control information and a data area for storing packet data; write means for writing to said storage means a packet that is being transferred from each of said nodes through said link means; read means for reading out a packet that has been written to said storage means by an upper layer, and transferring the packet to said link means; and packet division means for writing at least packet control information to the control information area and writing packet data to the data area based on the tag information that has been linked to the packet.