| 摘要 |
<p>A graphic processor comprises a timing generator (12) to output the signal for operation timing control according to the clock signal, the vertical sync signal and the horizontal sync signal, a drawing processor (11) to output the graphic data of the object figures, a selection section (16) to output the display buffer address signal under the control of the timing generator (12), a display buffer (13) to which the graphic data output from the drawing processor (11) is input and which outputs the display data signal under the control of the timing generator (12), a mask section (17) to mask the display data signal output from the display buffer (13) as required and a status register (15) to control the mask section (17) according to the display buffer address signal. <IMAGE></p> |
