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ST7789 Datasheet(PDF) 167 Page - Sitronix Technology Co., Ltd. |
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ST7789 Datasheet(HTML) 167 Page - Sitronix Technology Co., Ltd. |
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167 / 316 page  ST7789VI Version 1.4 Page 167 of 315 2014/04 Sitronix Confidential The information contained herein is the exclusive property of Sitronix and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of Sitronix. 9.1.4 RDDST (09h): Read Display Status 09H RDDST (Read Display Status) Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX RDDST 0 ↑ 1 - 0 0 0 0 1 0 0 1 (09h) 1 st parameter 1 1 ↑ - - - - - - - - - - 2 nd parameter 1 1 ↑ - BSTON MY MX MV ML RGB MH ST24 3 rd parameter 1 1 ↑ - ST23 IFPF2 IFPF1 IFPF0 IDMON PTLON SLOUT NORON 4 th parameter 1 1 ↑ - ST15 ST14 INVON ST12 ST11 DISON TEON GCS2 5 th parameter 1 1 ↑ - GCS1 GCS0 TEM ST4 ST3 ST2 ST1 ST0 Description This command indicates the current status of the display as described in the table below: Bit Description Value BSTON Booster Voltage Status ‘1’ =Booster on, ‘0’ =Booster off MY Row Address Order (MY) ‘1’ =Decrement, (Bottom to Top, when MADCTL (36h) D7=’1’) ‘0’ =Increment, (Top to Bottom, when MADCTL (36h) D7=’0’) MX Column Address Order (MX) ‘1’ =Decrement, (Right to Left, when MADCTL (36h) D6=’1’) ‘0’ =Increment, (Left to Right, when MADCTL (36h) D6=’0’) MV Row/Column Exchange (MV) ‘1’ = Row/column exchange, (when MADCTL (36h) D5=’1’) ‘0’ = Normal, (when MADCTL (36h) D5=’0’ ML Scan Address Order (ML) ‘0’ =Decrement, (LCD refresh Top to Bottom, when MADCTL (36h) D4=’0’) ‘1’=Increment, (LCD refresh Bottom to Top, when MADCTL (36h) D4=’1’) RGB RGB/ BGR Order (RGB) ‘1’ =BGR, (When MADCTL (36h) D3=’1’) ‘0’ =RGB, (When MADCTL (36h) D3=’0’) MH Horizontal Order ‘0’ =Decrement, (LCD refresh Left to Right, when MADCTL (36h) D2=’0’) ‘1’ =Increment, (LCD refresh Right to Left, when MADCTL (36h) D2=’1’) ST24 For Future Use ‘0’ ST23 For Future Use ‘0’ IFPF2 Interface Color Pixel Format Definition “011” = 12-bit / pixel, “101” = 16-bit / pixel, “110” = 18-bit / pixel, “111” = 16M truncated, others are not defined. IFPF1 IFPF0 IDMON Idle Mode On/Off ‘1’ = On, “0” = Off PTLON Partial Mode On/Off ‘1’ = On, “0” = Off |
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