Patent ID: 7015902

Claim:
A display apparatus comprising: a display section having a plurality of lighting elements; a vertical driving section operable to drive each row of the display section selectively; a plurality of horizontal driving sections, wherein each of the horizontal driving sections has a horizontal driving communicating section communicating various control data, and wherein the horizontal driving sections control lighting gradation based on the various control data by selecting the lighting elements of desired columns in a row selected by the vertical driving section; and a driving control section having a first communicating section operable to communicate the various control data with an external device, and a second communicating section connected with a plurality of the horizontal driving sections serially, wherein the driving control section controls the vertical driving section and the horizontal driving sections, wherein: the second communicating section transfers data packets having a control field including identification information, which is an ID to denote the horizontal driving sections to be transferred the various control data, control identification information to denote a type of the control data, and an information field including the control data to the horizontal driving sections; and the horizontal driving communicating section receives the control data for the horizontal driving section, when the ID of identification information of the transferred data packet agrees with ID stored in itself.