HD66773R Datasheet, PDF (34/133 Pages) Renesas Technology Corp – 262,144-color, 132 x 176-dot Graphics Controller Driver for TFT LCD panels

HD66773R
VDV4-0: Set the AC amplitude of Vcom and Vgoff during Vcom AC drive. The amplitude can be
specified within the range of VREG1OUT x 0.6 ~ 1.23. When VCOMG = 0, this setting is invalid.
VDV4 VDV3 VDV2 VDV1 VDV0 Vcom Amplitude
0
0
0
0
0
VREG1OUT x 0.60
0
0
0
0
1
VREG1OUT x 0.63
0
0
0
1
0
VREG1OUT x 0.66
:
:
:
:
:
0
1
1
0
0
VREG1OUT x 0.96
0
1
1
0
1
VREG1OUT x 0.99
0
1
1
1
0
VREG1OUT x 1.02
0
1
1
1
1
Setting disabled
1
0
0
0
0
VREG1OUT x 1.05
1
0
0
0
1
VREG1OUT x 1.08
1
0
0
1
0
VREG1OUT x 1.11
1
0
0
1
1
VREG1OUT x 1.14
1
0
1
0
0
VREG1OUT x 1.17
1
0
1
0
1
VREG1OUT x 1.20
1
0
1
1
0
VREG1OUT x 1.23
1
0
1
1
1
Setting disabled
1
1
*
*
*
Note) Adjust VREG1OUT and VDV4-0 so that the Vcom and Vgoff amplitudes are 6.0 V or less.
Rev.1.10, Jun.21.2003, page 34 of 133