BH1715FVC
Technical Note
● Timing chart for VCC and DVI power supply sequence
DVI is I 2 C bus reference voltage terminal. And it is also asynchrono reset terminal. It is necessary to set to 'L'
after VCC is
supplied. In DVI 'L' term, internal state is set to Power Down mode.
1) Recommended Timing chart1 for VCC and DVI supply.
V CC
DVI
Reset Term ( more than 1μs )
2) Timing chart2 for VCC and DVI supply.
(If DVI rises within 1us after VCC supply)
V CC
DVI
Reset Term ( more than 1μs )
Don't care state
ADDR, SDA, SCL is not stable if DVI 'L' term ( 1μs ) is not given by systems.
In this case, please connect the resisters ( approximately 100kOhm ) to ADDR without directly
connecting to VCC or GND,because it is 3 state buffer for Internal testing.
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2011.11 - Rev.C
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