HD66789 Datasheet, PDF (97/156 Pages) Renesas Technology Corp – 528-channel, One-chip Driver for Amorphous TFT Panels with 262,144-color display RAM, Power Supply Circuit, and Gate Circuit

HD66789
Preliminary
Timing Interfacing with Liquid Crystal Panel Signals
The relationship between RGB I/F signals and the liquid crystal panel signals in the RGB I/F mode is as
follows.
Back porch period (BP)
VSYNC
HSYNC
>=1H
1H
DOTCLK
ENABLE
VLD
PD17-0
12345
1 frame
Front porch period (BP) Back porch period (BP)
236 237 238 239 240
1
FLM
CL1
SFTCLK
Note 1)
5DOTCLK
1H
CLW2-0
SHW1-0
STG2-0
DISPTMG
G1
G2
NO1-0
Note 1)
5DOTCLK
G240
S1-528
EQ
M (VCOM)
SDT1-0
1 2345
236 237 238 239240
EQ1-0
Note 1) 15 clocks in case of 6-bit RGB I/F mode.
Note 2) FLM, CL1, SFTCLK, DISPTMG, EQ, M are internal signals.
Relationship between RGB I/F signal and the liquid crystal panel signal
Rev.0.12, May 09 2003, page 97 of 156