| 摘要 |
<p>A digital processor for producing and displaying a graphic image on a cathode screen designed for TV frame scanning comprises on a single microchip of a semi-conductor substrate the following principal elements: a vector generator, a symbol generator, a control unit, a writing pointer and address multiplexers, and the following auxiliary elements: a register for reading a light pen, command registers, control registers and data-storage registers; the invention may be used in information systems using a standard TV set.</p> |
