HD66781 Datasheet, PDF (40/196 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
TRI
DFM
8-bit interface RAM write transmission formula
IM3-0 = (GND, GND, Vcc1, Vcc1)
80 system 8-bit interface(big endian) (2 transmissions/pixel) 65,536 colors
1st transmission
2nd transmission
0
*
GRAM data
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
RGB Assignment _{R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0}
IM3-0 = (GND, Vcc1, Vcc1, Vcc1)
80 system 8-bit interface (little endian) (2 transmissions/pixel) 65,536 colors
0
*
2nd transmission
1st transmission
GRAM data
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
RGB Assignment _{R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0}
IM3-0 = (GND, GND, Vcc1, Vcc1)
80 system 8-bit interface (3 transmissions/pixel) 262,144 colors
1st transmission
2nd transmission
3rd transmission
1
0
GRAM data
DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB
11 10 17 16 15 14 13 12 11 10 17 16 15 14 13 12 11 10
RGB Assignment R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
IM3-0 = (GND, GND, Vcc1, Vcc1)
80 system 8-bit interface (3 transmissions/pixel) 262,144 colors
1st transmission
2nd transmission
3rd transmission
1
1
GRAM data
DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB DB
17 16 15 14 13 12 17 16 15 14 13 12 17 16 15 14 13 12
RGB Assignment R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
8-bit interface: RAM write transmission
Note 1) Instruction setting is transferred by 2 x 8-bit transmissions regardless of TRI and DFM settings.
Rev.0.5, July.31.2003, page 40 of 196