Patent ID: 6348910
Filing Date: 2002-02-19
Classification: G09G

Abstract:
A display apparatus, which is connected to an information supply apparatus for supplying display information via transmission means including a first bus for transmitting display data to be displayed at a first speed and a second bus independent from the first bus for transmitting communicating data at a second speed slower than the first speed, comprising:storage means for storing the display information supplied from the information supply apparatus and various kinds of information such as a control procedure of said display apparatus; a display screen for visually displaying the display information received from the information supply apparatus via the first bus; address reception means for receiving an address via the second bus, for reading data stored in said storage means requested by the information supply apparatus, supplied from the information supply apparatus, as a first address for identifying a position in an accessible memory space by the second bus; address conversion means for converting the first address received by said address reception means into a second address of said storage means, said second address identifying a position in a real address space of said storage means; reading means for reading information stored at a storage position of said storage means in accordance with the second address converted by said address conversion means; and transmission control means for controlling the transmission means so as to transmit control procedure information read by said reading means to the information supply apparatus via the second bus of the transmission means.