Technical Note
6/20
BH1730FVC
www.rohm.com
2012.02 - Rev.A
© 2012 ROHM Co., Ltd. All rights reserved.
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Measurement Procedure
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Explanation of Asynchronous reset and Software reset command.
1) Asynchronous reset
All registers are reset and BH1730FVC becomes power down during DVI = 'L'. Initial reset is not necessary, because
power on reset function is included in this product.
2) Software reset command
All registers are reset and BH1730FVC becomes power down by Software reset command.
State Transition by I
2
C write-command.
Automatically State Transition
Power supply
Initial state is Power Down mode after
VCC and DVI supply.
Measurement
Power Down
ONE_TIME bit =
Ｈ
?
INT_STOP bit = H and
INT is active?
Yes
Yes
No
No
POWER bit = H and
ADC_EN bit =H
