MB86290A Datasheet, PDF (114/184 Pages) Fujitsu Component Limited. – Graphics Controller Hardware Specifications

Set the display start position (X-coordinate) for the BL layer in pixel units
relative to the origin of the logical frame.
BLDY (BL-layer Display position Y)
DisplayBaseAddress + 86h
Register address
Bit #
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit field name
Reserved
BLDY
R/W
R0
RW
Default
0
Don’t care
Set the display start position (Y-coordinate) for the BL-layer in pixel units
relative to the origin of the logical frame.
BRM (BR-layer Mode)
Register address ^{DisplayBaseAddress + 88h}
Bit #
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name ^BRC BRFLP
Reserve
BRW
Reserve
BRH
R/W
RW _R0
R0
RW
R0
RW
Default
00
0
Don’t care
0
Don’t care
Bits 11-0 BRH (BR-layer Height)
Set height of Base Right (BR) layer logical frame size in raster units. Setting + 1 is the height.
Bits 23-16
BRW (BR-layer memory Width)
Set width of Base Right (BR) layer logical frame size in 64-byte units
Bits 30-29
BRFLP (BR-layer Flip mode)
Set flipping mode for Base Right (BR) layer
00 Display frame 0
01 Display frame 1
10 Switch frame 0 and 1 back and forth
11 Reserved
Bit 31
BRC (BR-layer Color mode)
Sets color mode for Base Right (BR) layer
0
Indirect color mode (8 bits/pixel)
1
Direct color mode (16 bits/pixel)
114