HX5116-A - Display Future

HX5116-A160CH Single Chip Driver for LTPS AMOLED5.6 Gamma/Grayscale Voltage GeneratorDATA SHEET Preliminary V03The HX5116-A incorporates gamma adjustment function for the 16,777,216-colordisplay (256 grayscale for each R, G, B color). Gamma adjustment operation isimplemented by deciding the 8 grayscale levels firstly in gamma adjustment controlregisters to match the AMOLED panel. Then total 256 grayscale levels are generatedin grayscale voltage generator. These registers are available for both polarities.Line BufferR R0 07 6R R GG0 0 0 01 0 7 6GGB B0 0 0 01 0 7 6B B0 01 08 8 8V08-bit Grayscale 8-bit Grayscale 8-bit GrayscaleD/A Converter D/A Converter D/A ConverterOutput Driver Output Driver Output DriverV1V255GrayscaleVoltageGeneratorGammaCharacteristicsAdjustmentRegisterR G BAMOLEDFigure 5. 5 Gamma/Grayscale Voltage GeneratorHimax ConfidentialThis information contained herein is the exclusive property of Himax and shall not be distributed, reproduced, or disclosedin whole or in part without prior written permission of Himax.-P.15-July, 2007