hd66789 Renesas Electronics Corporation., hd66789 Datasheet - Page 75

• Manufacturer Part Number: hd66789
• Description: 528-channel, One-chip Driver For Amorphous Tft Panels With 262,144-color Display Ram, Power Supply Circuit, And Gate Circuit
• Manufacturer: Renesas Electronics Corporation.

HD66789
80-system 16-bit interface
The 80-system 16-bit parallel data transmission becomes operable by setting IM3/2/1/0 pins to
GND/GND/IOVcc/GND levels respectively.
Rev.0.12, May 09 2003, page 75 of 156
write data
Instruction
GRAM
Input
Input
DB
R5
17
DB
IB
15
17
DB
R4
16
DB
14
IB
16
DB
R3 R2
15
DB
13
IB
15
H8/2245
16-bit microcomputer and HD66789
DB
14
DB
12
IB
14
Data format for 16-bit interface
DB
R1
13
DB
11
IB
13
HWR*
D15-0
(RD*)
CSn*
DB
R0
12
A1
DB
10
IB
12
DB
G5
11
DB
IB
11
9
DB
G4
10
DB
IB
Instruction code
10
8
16
G3
One pixel
DB
G2
8
DB
IB
7
8
CS*
RS
WR*
(RD*)
DB17-10, 8-1
DB
G1 G0
7
66,536 colors are available in 16-bit system interface.
DB
IB
6
7
DB
6
DB
IB
5
6
HD66789
DB
B5
5
DB
IB
4
5
DB
B4
4
DB
IB
3
4
DB
B3
3
DB
IB
2
3
DB
B2
2
DB
IB
1
2
DB
B1
1
DB
IB
0
1
B0
Preliminary