HX8347 - Adafruit

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<strong>HX8347</strong>-G(T)240RGB x 320 dot, 262K color, TFT Mobile Single Chip DriverDATA SHEET Preliminary V01Example:(1) PLTON = ‘1’,(2) PSL [15:0] =11 DEC , PEL [15:0] =130 DEC , MADCTL’s B4(ML)=’0’ (GS_Panel =’0’).Physical 0, 0 Point*-- 123456789 --**-- ABCDEFG --*0011130Panel Scan DirectionNon- display Area*-- 123456789--*Non- display Area0Content of GRAM320320Display PanelFigure 5.5: Partial Display Area Setting (ML=’0’)Example:(1) PLTON = ‘1’,(2) PSL [15:0] =11 DEC , PEL [15:0] =130 DEC , MADCTL’s B4(ML)=’1’ (GS_Panel =’0’).320Physical 0, 0 Point3190*--123456789 --**--ABCDEFG --*Content of GRAM13011319 0Non- display Area*--ABCDEFG----*Non- display AreaDisplay PanelFigure 5.6: Partial Display Area Setting (ML=’1’)319The refresh gate scan cycle in the rest display area of the screen (non-display area) canbe specified by ISC[3:0] bits. The scan cycle is set to an odd number from 0~13.Thepolarity is inverted every scan cycle.ISC3 ISC2 ISC1 ISC0 Scan Cycle f FLM = 60Hz0 0 0 0 1 frame 17ms0 0 0 1 5 frames 84ms0 0 1 0 9 frames 150ms: : : : :1 1 0 1 53 frames 880ms1 1 1 0 57 frames 946ms1 1 1 1 Setting Inhibited -Table 5.8: ISC [3:0] Bits DefinitionThe rest display area (non-display area) will be the white display if the type of LCD isnormally white (REV_panel = “0”) and will be the black display if the type of LCD isnormally black (REV_panel = “1”) in refresh gate scan cycle.Himax ConfidentialFor Go-tek OnlyThis 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.66-October, 2009
<strong>HX8347</strong>-G(T)240RGB x 320 dot, 262K color, TFT Mobile Single Chip Driver5.3.2 Vertical scroll display modeDATA SHEET Preliminary V01When SCROLL_ON bit is set to ‘1’, the scrolling display mode is active, and thevertical scrolling display is specified by TFA, VSA, BFA bits (R0Eh ~R13h) and VSPbits (R14~R15h).OriginalScrollingTFAVSABFAFigure 5.7: Vertical scrollingWhen Vertical Scrolling Definition Parameters (TFA+VSA+BFA) =320. In this case,scrolling is applied as shown below.Example (1) TFA=’2d’, VSA=’318d’, BFA=’0d’, VSP=’3d’ (SS_Panel =’0’, GS_Panel=’0’)Figure 5.8: Memory map of vertical scrolling 1Himax ConfidentialFor Go-tek OnlyThis 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.67-October, 2009
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HX8347 - Adafruit

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