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ST7787 Datasheet(PDF) 74 Page - Sitronix Technology Co., Ltd. |
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ST7787 Datasheet(HTML) 74 Page - Sitronix Technology Co., Ltd. |
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74 / 217 page ![]() ST7787 V1.7 2008.04.18 74 9.9.6.5 Power OFF Sequence on RGB Mode 2 The Driver operates power off and display OFF by VDD, VDDI, SHUT, VS, HS and DE on RGB mode 2 as show as following figure. RESX SHUT PCLK HS DE VS Display high voltage Display Source output Vcom output Gate output Internal counter Internal oscillator Display off Normal display Display on Normal display Normal display 0V 0V Blanking display(over 1 frame) TVDD-VDDI TOFF-VDD TSH-OFF RESX SHUT PCLK HS DE VS Display high voltage Display Source output Vcom output Gate output Internal counter Internal oscillator Display off Normal display Display on Normal display Normal display 0V 0V Blanking display(over 1 frame) TVDD-VDDI TOFF-VDD TSH-OFF Fig. 9.9.16 Power-OFF seqnence in RGB mode 2 Table 9.9.6.5 Power OFF AC Characteristics Characteristics Symbol Min Typ Max Unit Remark VDDI On to VDD On TVDD-VDDI 0 ns Signals input to VDDI/VDD off TSH-OFF 1 us Note1 Rising edge of SHUT to Display off TSH-OFF 2 VS Note 1: Signals mean VS, HS, DE and PCLK signal. Note 2: DP=’0’, EP=’0’, HSP=’0’ and VSP=’0’ of RGBCTR (B0h) command. |
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