Patent ID: 6078975
Filing Date: 2000-06-20
Classification: G11B,H04N

Abstract:
A data input/output apparatus for inputting and outputting data, comprising:a plurality of data input/output sections;a common data bus to which each of said data input/output sections is connected; anda control section, connected to said common data bus, for giving a useful right for access to said common data bus to each of said data input/output sections in order for a predetermined time,wherein each of said data input/output sections occupies said data bus for an equal amount of time only when said useful right for access to said data bus is given from said control section, and outputs said data to said data bus within said predetermined time or inputs said data via said data bus within said predetermined time, andwherein said useful right for access to said common data bus given to each of said data input/output sections is assigned on the basis of the number of data input/output sections.