SH7265 Datasheet, PDF (1497/2024 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 28 2D Graphics Engine (2DG)
28.4.1 Input and Output Operations
(1) Data Bit Map for the Pixel Format
Data in the αRGB444 (16 bits), αRGB555 (16 bits), and α (4 bits) pixel formats are applied to the
inputs and output of the 2DG. The formats are shown below.
• αRGB444
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
α value
R value
G value
B value
0000000000000000
• αRGB555
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
α
value
R value
G value
B value
0000000000000000
• α (4 bits)
Bit 15 14 13 12 11 10 9 8 7 6 5 4
α0 value
0000
α1 value
0000
α2 value
0000
Note: Transfer the α data from memory in 4 blocks unit.
Transfer of the data from α2 or α3 block is prohibited.
321 0
α3 value
0000
Rev. 1.00 Mar. 14, 2008 Page 1461 of 1984
REJ09B0351-0100