Allwinner A20 - Page 571

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 571 / 812
P07
P06
P05
P04
P03
P02
P01
P00
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
4bpp:
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
P07
P06
P05
P04
P03
P02
P01
P00
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
8bpp:
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
P3
P2
P1
P0
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Offset:
0x4000-0x57FF
DE-on chip SRAM block
Bit
Read/W
rite
Default/H
ex
Description
31:0
R/W
UDF
Internal frame buffer pixel pattern
Specify the color displayed for each of the internal frame buffer
pixels.
5.4.4.54. INTERNAL FRAME BUFFER MODE PALETTE TABLE
Address:
Pipe0:0x5000-0x53FF
Pipe1:0x5400-0x57FF
Pipe palette table
Bit
Read/W
rite
Default/
Hex
Description
31:24
R/W
UDF
Alpha value
23:16
R/W
UDF
Red value
15:8
R/W
UDF
Green value
7:0
R/W
UDF
Blue value