HD66787 Datasheet, PDF (7/159 Pages) Renesas Technology Corp – 528-channel, One-chip Driver with 262,144-color Display RAM and Power Supply Circuit for Low-temperature Poli-Si TFT (LTPS-TFT) Panels with Incorporat

HD66787
Block Diagram
Preliminary
Vcc
Index Register
(IR)
Control
Register (CR)
ENABLE HSYNC
PD0 ~ 17 DOTCLK VSYNC
18
External Display Interfaces
VSYNC,HSYNC,DCLK,ENABLE
PD17-0
OSC1 OSC2
CPG
IM3-1,
IM0/ID
7 16
18
Address
Counter
(AC)
CS*
VLD
System
Interface
- 18 bit
18
Bit Operation
- 16 bit
RS
- 9 bit
WR*/SCL
RD*
DB0/SDI,
DB1/SDO,
18
~ DB17
- 8 bit
- Serial Peripheral
Interface (SPI)
- 3-transmission
mode
18
18 _{Read Data}
Latch
16
18
RESET*
TEST1
TEST2
TS7-0
SOUT11
SOUT12
SOUT13
SOUT14
SOUT21
SOUT22
SOUT23
SOUT24
VciLVL
Vci
VciOUT
Level
Shift
Level
Shift
Voltage
Adjustment
Circuit
Write
Data
Latch
18
72
4x2
Graphics RAM
(GRAM)
95,040 bytes
Vci1
VLOUT1
DDVDH
VLOUT2
VGH
VLOUT3
VGL
VLOUT4
VCL
Step-up Power
Circuit 1 _Supply
Circuit
Step-up
Circuit 2
VREG1
OUT
Vcom
γ Adjustment Circuit
Grayscale voltage
generation Circuit
VcomL Vcom
VREG1OUT Vc mH
VTEST
VGS VMONI
V0P,V0N,
V31P,V31N
Timing
Generation
Circuit
CL1
CL1B
FLM
SFTCLK ^Selector
DISPTMG
M
44
LSEL22
LSEL21
LSEL20
LSEL12
LSEL11
LSEL10
S1 ~ S528
V0-31
Rev.0.22, May.23.2003, page 7 of 159