| 摘要 |
PROBLEM TO BE SOLVED: To improve the display performance in the continuous display operation of graphics. SOLUTION: A graphics processing part B2 is constituted of an address selector part B4 for switching a graphic setting value and the address of graphics to be plotted, a parameter RAM part B5 for storing set values, a graphics ROM address operation part B6 for calculating the address of a graphic, a display graphics/continuous display judging part B7 for judging graphics to be displayed out of graphics set up in the RAM part B5 and continuous graphics, a graphic ROM part B8 for storing graphic data, a graphics number stock FI/FO part B9 for storing the address of the graphics judged to be displayed, an output part B10 for adjusting the timing of an output from the graphics ROM part B8 to the timing of data stored in a display buffer part B3, a timing generation part B11 for controlling the inside of the graphics processing part B2, and a continuation judging part B12 for judging continuous graphics or not. |
