HD66781 Datasheet, PDF (81/196 Pages) Renesas Technology Corp – 720-channel Source Driver for a-Si TFT/Low Temperature Poly-Si TFT Panels with 262,144-color display RAM

HD66781
Preliminary
Input pin
8-bit interface, 2 transmissions TRI = 0, DFM = * (Big endian) (Base image 65,536 colors/ OSD 8,192 colors)
Base image data format
1st transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
2nd transmission (Lower)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
GRAM Write
data
WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD
[17] [16] [15] [14] [13] [12] [11] [10] [9] [8] [7] [6] [5] [4] [3] [2] [1] [0]
RGB pixel
Assignment
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1
B0
Input pin
OSD image data format (ODF = 0)
1st transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
2nd transmission (Lower)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
GRAM Write
data
WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD
[17] [16] [15] [14] [13] [12] [11] [10] [9] [8] [7] [6] [5] [4] [3] [2] [1] [0]
OSD data
ODF = 0
R5 R4 R3 R2 R1 α2 G5 G4 G3 G2 G1 α1 B5 B4 B3 B2 B1 α0
Input pin
OSD image data format (ODF = 1)
1st transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
2nd transmission (Lower)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
GRAM Write
data
WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD WD
[17] [16] [15] [14] [13] [12] [11] [10] [9] [8] [7] [6] [5] [4] [3] [2] [1] [0]
OSD data
ODF = 0
α2 α1 α0 R5 R4 R3 R2 R1 G5 G4 G3 G2 G1 B5 B4 B3 B2 B1
RAM data write in 8-bit interface, big endian (Base image/OSD image)
Rev.0.5, July.31.2003, page 81 of 196