HD66765 Datasheet, PDF (59/71 Pages) Hitachi Semiconductor – 396-channel Segment Driver with Internal RAM for 4096-color Displays

HD66765
Grayscale Palette Table
The grayscale register that is set for the RGB palette register (PK) can be set to any level. 24-grayscale
lighting levels can be set according to palette values (00000 to 10111).
Table 25 Grayscale Control Level
Palette Register Value (PK)
Grayscale Control Level
0
0
0
0
0
Unlit level^*1
0
0
0
0
1
2/24 level
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
0
3/24 level
n ₀
1
1
4/24 level
tio ¹
0
0
5/24 level
a ¹
0
1
6/24 level
ific ¹
1
0
7/24 level
1
1
1
8/24 level
c 0
0
0
9/24 level
e ₀
0
1
10/24 level
p ₀
1
0
11/24 level
S ₀
1
1
12/24 level
y ₁
0
0
13/24 level
ar 1
0
1
14/24 level
in ¹
1
0
15/24 level
1
1
1
16/24 level
lim ⁰
0
0
17/24 level
e 0
0
1
18/24 level
Pr⁰
1
0
19/24 level
1
0
0
1
1
20/24 level
1
0
1
0
0
21/24 level
1
0
1
0
1
22/24 level
1
0
1
1
0
23/24 level
1
0
1
1
1
All-lit level^*2
Notes: 1. The unlit level corresponds to a black display when a normally-black color-LCD panel is used,
and a white display when a normally-white color-LCD panel is used.
2. The all-lit level corresponds to a white display when a normally-black color-LCD panel is used,
and a black display when a normally-white color-LCD panel is used.
59