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ST7787 Datasheet(PDF) 142 Page - Sitronix Technology Co., Ltd. |
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ST7787 Datasheet(HTML) 142 Page - Sitronix Technology Co., Ltd. |
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142 / 217 page ![]() ST7787 Ver. 1.7 2008.04.18 142 10.1.24 PTLAR (30h): Partial Area 30H PTLAR (Partial Area) Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 (Code) PTLAR 0 ↑ 1 - 0 0 1 1 0 0 0 0 (30h) 1 st Parameter 1 ↑ 1 - -- -- -- -- -- -- -- PSL8 2 nd Parameter 1 ↑ 1 - PSL7 PSL6 PSL5 PSL4 PSL3 PSL2 PSL1 PSL0 3 rd Parameter 1 ↑ 1 - -- -- -- -- -- -- -- PEL8 4 th Parameter 1 ↑ 1 - PEL7 PEL6 PEL5 PEL4 PEL3 PEL2 PEL1 PEL0 NOTE: “-” Don’t care, can be set to VDDI or DGND level Description -This command defines the partial mode’s display area. -There are 4 parameters associated with this command, the first defines the Start Row (PSL) and the second the End Row (PEL), as illustrated in the figures below. PSL and PEL refer to the Frame Memory row address counter. -If End Row = Start Row then the Partial Area will be one row deep. 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 Default Value Status PSL[8] PSL[7:0] PE[8] PEL[7:0] Power On Sequence 0h 0000h 0h 0000h S/W Reset 0h 0000h 0h 0000h H/W Reset 0h 0000h 0h 0000h -If End Row > Start Row, when MADCTL ML=’0’ Start Row PSL [8:0] Non-displaying Area Partial Display Area PEL [8:0] End Row Non-displaying Area -If End Row > Start Row, when MADCTL ML=’1’ End Row PEL [8:0] Non-displaying Area Partial Display Area PSL [8:0] Start Row Non-displaying Area -If End Row < Start Row, when MADCTL ML=’0’ End Row Non-displaying Area Partial Display Area PSL [8:0] Start Row PEL [8:0] |
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