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ST7789V2 Datasheet(PDF) 241 Page - Sitronix Technology Co., Ltd. |
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ST7789V2 Datasheet(HTML) 241 Page - Sitronix Technology Co., Ltd. |
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241 / 319 page ![]() ST7789V2 Version 1.0 Page 241 of 319 2016/11 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. 9.1.40 RDCTRLD (54h): Read CTRL Value Display 54H RDCTRLD (Read CTRL value Display ) Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX RDCTRLD 0 ↑ 1 - 0 1 0 1 0 1 0 0 (54h) 1st parameter 1 1 ↑ - - - - - - - - - 2nd parameter 1 1 ↑ - 0 0 BCTRL 0 DD BL 0 0 Description -This command returns ambient light and brightness control values.. -BCTRL: Brightness Control Block On/Off, This bit is always used to switch brightness for display. 0 = Off 1 = On -DD: Display Dimming (Only for manual brightness setting) DD = 0 DD = 1 -BL: Backlight Control On/Off 0 = Off 1 = On Restriction - Register availability Status Availability Normal Mode On, Idle Mode Off, Sleep Out Yes Normal Mode On, Idle Mode On, Sleep Out Yes Partial Mode On, Idle Mode Off, Sleep Out Yes Partial Mode On, Idle Mode On, Sleep Out Yes Sleep In Yes Default Status Default Value Power On Sequence 0000h S/W Reset 0000h H/W Reset 0000h |
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