r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 962

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

19. Display Unit (DU)
Rev.1.00 Jan. 10, 2008 Page 932 of 1658
REJ09B0261-0100
Output planes are combined
and displayed according to
the superpositioning order
and blending mode for
each plane.
A double-buffer function is used to switch the frame buffer between drawing side and display side
Figure 19.2 Block Diagram of Plane Configuration and Superpositioning
Frame
buffer 1
Display
side
Frame
buffer 2
Frame
buffer 1
Frame
buffer 2
Frame
buffer 4
Background color can be specified.
Frame
buffer 4
Frame
buffer 3
The superpositioning
order can be specified
arbitrarily.