HD66781 Datasheet, PDF (116/196 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
80-system 16-bit interface
80-system 16-bit parallel data transmission is selected by setting IM3/2/1/0 pins to GND/GND/Vcc1/GND
levels.
MPU
CSn*
A1
HWR
(RD*)
D15-0
CS*
RS
WR* _HD66781
(RD*)
DB17-10,8-1
16
16-bit microcomputer and interface (example)
Instruction
DB DB DB DB DB DB DB DB
Input _{17 16 15 14 13 12 11 10}
DB DB DB DB DB DB DB DB
87654321
Instruction
IB IB IB IB IB IB IB IB
15 14 13 12 11 10 9 8
IB IB IB IB IB IB IB IB
76543210
Instruction code
RAM data write
Input ^{DB DB DB DB DB DB DB DB}
17 16 15 14 13 12 11 10
DB DB DB DB DB DB DB DB
8 7654321
GRAM
write data
R5 R4 R3 R2 R1 R0 G5 G4 G3 G2 G1 G0 B5 B4 B3 B2 B1 B0
1pixel
65,536 Color with 16-bit system interface
input ^{DB DB DB DB DB DB DB DB}
17 16 15 14 13 12 11 10
DB DB DB DB DB DB DB DB
8 7654321
OSD data
ODF=0
R5
R4
R3 R2
R1
α2 _{G5 G4 G3 G2 G1}
α 1 _B5
B4
B3
B2
B1 _α0
1pixel
8,192 Color with 16-bit system interface
input
DB DB DB DB DB DB DB DB
17 16 15 14 13 12 11 10
DB DB DB DB DB DB DB DB
87654321
OSD data
ODF=1
α2 _α 1 α 0 _{R5 R4 R3 R2 R1 G5 G4 G3 G2 G1 B5 B4 B3 B2 B1}
1pixel
8,192 Color with 16-bit system interface
16-bit interface data format (Instruction / RAM write data)
Rev.0.5, July.31.2003, page 116 of 196