| 摘要 |
PURPOSE:To select an optional display mode for a display whose up down or right-left direction is inverted, etc. CONSTITUTION:When image data is written in a video memory, its row address and column address are specified. A row address output means 2 and a column address output means 3 which specify them are so constituted that address specification order can be switched. Therefore, the up-down or right-left direction of the image data written in the memory part 1a of the video memory 1 is selected according to the address specification order of the row address output means 2 and column address output means 3. |
