HD66781 Datasheet, PDF (83/196 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 = * (Little endian) (Base image 65,536 colors/ OSD 8,192 colors)
Base image data format
2nd transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
1st 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)
2nd transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
1st 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)
2nd transmission (Upper)
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
1st 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, little endian (Base image/OSD image)
Rev.0.5, July.31.2003, page 83 of 196