r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 1669

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

37.3.8
LDPALCR selects whether the CPU or LCDC accesses the palette memory. When the palette
memory is being used for display operation, display mode should be selected. When the palette
memory is being written to, color-palette setting mode should be selected.
Initial value:
Bit
15 to 5
4
3 to 1
0
R/W:
Bit:
LCDC Palette Control Register (LDPALCR)
Bit Name

PALS

PALEN
15

R
0
14

R
0
13

R
0
Initial Value
All 0
0
All 0
0
12

R
0
11

R
0
R/W
R
R
R
R/W
10

R
0

R
9
0
Description
Reserved
These bits always read as 0. The write value should
always be 0.
Palette State
Indicates the access right state of the palette.
0: Normal display mode: LCDC uses the palette
1: Color-palette setting mode: The host (CPU) uses
Reserved
These bits are always read as 0. The write value
should always be 0.
Palette Read/Write Enable
Requests the access right to the palette.
0: Request for transition to normal display mode
1: Request for transition to color palette setting mode
the palette

R
8
0

R
7
0
Rev. 1.00 Oct. 01, 2007 Page 1603 of 1956

R
6
0

R
Section 37 LCD Controller (LCDC)
5
0
PALS
R
4
0

R
3
0
REJ09B0256-0100

R
2
0

R
1
0
PALEN
R/W
0
0