HD66773R Datasheet, PDF (112/133 Pages) Renesas Technology Corp – 262,144-color, 132 x 176-dot Graphics Controller Driver for TFT LCD panels

HD66773R
Pattern Diagram for Voltage Setting
The following figures are the pattern diagram of voltage setting for the HD66733R and the voltage
waveforms.
VGH(+9~16.5V)
VGH
BT2-0
Vci (2.5~ 3.3V)
Vcc (2.2~3.3V)
GND (0V
VC2-0
(-1 )
VCi1
BT2-0
VREG1OUT
VRH3-0
VCM4-0
VDV4-0
DDVDH(+4.5 ~ 5.5V) _DDVDH
VREG1OUT(3.0 ~ DDVDH+0.5V)
VcomH(3.0 ~ VREG1OUT)
VcomL(VCL+0.5 ~ 1.0V)
VCL(- 3.6 ~ 2.5V)
VCL
VRL3-0
( x -1)
VgoffH(VGL+4.0 ~ 5.0V)
VREG2OUT
VgoffL(VGL+0.5 ~ 5.0V)
VGL(- 9 ~ -16.5V)
VGL
Note: The relationships DDVDH-VREG1OUT>0.5V, VcomL-VCL>0.5V,Vgoff-VGL>0.5V are changeable
depeinding on the load on the panel to be driven. Make an appropriate setting for the voltage.
It is possible to directly imput Vci to Vci1.
VGH
Vcom
Sn
Gn
VREG1OUT
VcomH
VcomL
VgoffH
VgoffL
Rev.1.10, Jun.21.2003, page 112 of 133