(5) Display Composite Function
The drawing time can be reduced by changing only the images that have been modified (see
figure 1.7).
Foreground screen
Cursor screen
Video screen
menu
Display
composite
Display
menu
Background screen
Figure 1.7 Display Composite Function
(6) Digital Video Capture
Realtime expression of digital video images in various types can be achieved.
(1) Full-screen display
,,@@PP (2) Two-screen display
,@P (3) PinP display
(4) Multi-screen display
Video display
16 bits/pixel
(YC format)
Graphics display
(16 bits/pixel)
(RGB format)
8 bits/pixel
(1) to (3): Digital video data in YCbCr 4:2:2 format is stored
in the UGM with or without reduction. It is
displayed on the video screen.
(4): Digital video data in YCbCr 4:2:2 format is
converted to the RGB565 format and is stored in
the UGM. Using it as a source data, still picture
is drawn in 16 bits/pixel mode.
Figure 1.8 Digital Video Images
Rev. 2.0, 09/02, page 6 of 366