hd66765 Renesas Electronics Corporation., hd66765 Datasheet - Page 59

• Manufacturer Part Number: hd66765
• Description: 396-channel Segment Driver With Internal Ram For 4096-color Displays - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

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
Palette Register Value (PK)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Notes: 1. The unlit level corresponds to a black display when a normally-black color-LCD panel is used,
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
2. The all-lit level corresponds to a white display when a normally-black color-LCD panel is used,
and a white display when a normally-white color-LCD panel is used.
and a black display when a normally-white color-LCD panel is used.
Grayscale Control Level
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Grayscale Control Level
Unlit level
2/24 level
3/24 level
4/24 level
5/24 level
6/24 level
7/24 level
8/24 level
9/24 level
10/24 level
11/24 level
12/24 level
13/24 level
14/24 level
15/24 level
16/24 level
17/24 level
18/24 level
19/24 level
20/24 level
21/24 level
22/24 level
23/24 level
All-lit level
*1
*2
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HD66765