HD66773R Datasheet, PDF (93/133 Pages) Renesas Technology Corp – 262,144-color, 132 x 176-dot Graphics Controller Driver for TFT LCD panels

HD66773R
Formulas for calculating voltage (Negative polarity) (2)
grayscale voltage
V0
V1
V2
V3
V4
V5
V6
V7
V8
V9
V10
V11
V12
V13
V14
V15
V16
V17
V18
V19
V20
V21
V22
V23
V24
V25
V26
V27
V28
V29
V30
V31
Formula
VINN0
V3D+(VINN1-V3D)*(8/24)
V4+(V3D-V4)*(16/24)
V4+(V3D-V4)*(8/24)
VINN2
V10+(V4-V10)*(20/24)
V10+(V4-V10)*(16/24)
V10+(V4-V10)*(12/24)
V10+(V4-V10)*(8/24)
V10+(V4-V10)*(4/24)
VINN3
V21+(V10-V21)*(21/24)
V21+(V10-V21)*(19/24)
V21+(V10-V21)*(17/24)
V21+(V10-V21)*(15/24)
V21+(V10-V21)*(13/24)
V21+(V10-V21)*(11/24)
V21+(V10-V21)*(9/24)
V21+(V10-V21)*(7/24)
V21+(V10-V21)*(5/24)
V21+(V10-V21)*(3/24)
VINN4
V27+(V21-V27)*(20/24)
V27+(V21-V27)*(16/24)
V27+(V21-V27)*(12/24)
V27+(V21-V27)*(8/24)
V27+(V21-V27)*(4/24)
VINN5
VINN6+(V27-VINN6)*(780/960)
VINN6+(V27-VINN6)*(600/960)
VINN6+(V27-VINN6)*(280/960)
VINN7
V3D: V3D = V4+(VINN1-V4)*(540/960)
Rev.1.10, Jun.21.2003, page 93 of 133