BD6088GUL
(6) Average filter
? Average filter is built in to rid noise or flicker.
? Average is 16 times
(7) Ambient level detection
? Averaged A/D value is converted to Ambient level corresponding to Gain control and sensor type.
? Ambient level is judged to rank of 16 steps by ambient data.
? The type of ambient light sensor can be chosen by register.
(Linear type sensor / Logarithm type sensor)
Register : STYPE
“0” : For Linear sensor
“1” : For Log sensor
? Ambient level is output through I 2 C.
Register : AMB(3:0)
Technical Note
STYPE
0
1
GAIN(1:0)
00
10
01
11
xx
GAIN
Low
High
Low
High
-
-
Ambient
Level
SSENS Voltage
0h
1h
2h
3h
4h
VoS×0/256
VoS×1/256
VoS×2/256
VoS×3/256
VoS×4/256
VoS×5/256
VoS×7/256
VoS×0/256
VoS×1/256
VoS×2/256
VoS×3/256
VoS×4/256
VoS×5/256
VoS×7/256
VoS×0/256
VoS×1/256
VoS×2/256
VoS×3/256
VoS×4/256
VoS×5/256
VoS×6/256
VoS×0/256
VoS×17/256
VoS×18/256
VoS×26/256
VoS×27/256
VoS×36/256
VoS×37/256
VoS×47/256
VoS×48/256
VoS×59/256
5h
6h
7h
8h
9h
Ah
Bh
Ch
Dh
Eh
Fh
VoS×0/256
VoS×1/256
VoS×2/256
VoS×3/256
VoS×4/256
VoS×6/256
VoS×7/256
VoS×11/256
VoS×12/256
VoS×20/256
VoS×21/256
VoS×36/256
VoS×37/256
VoS×64/256
VoS×65/256
VoS×114/256
VoS×115/256
VoS×199/256
VoS×200/256
VoS×255/256
VoS×8/256
VoS×12/256
VoS×13/256
VoS×21/256
VoS×22/256
VoS×37/256
VoS×38/256
VoS×65/256
VoS×66/256
VoS×113/256
VoS×114/256
VoS×199/256
VoS×200/256
VoS×255/256
VoS×0/256
VoS×1/256
VoS×2/256
VoS×3/256
VoS×4/256
VoS×6/256
VoS×7/256
VoS×11/256
VoS×12/256
VoS×20/256
VoS×21/256
VoS×36/256
VoS×37/256
VoS×64/256
VoS×65/256
VoS×114/256
VoS×115/256
VoS×199/256
VoS×200/256
VoS×255/256
VoS×8/256
VoS×12/256
VoS×13/256
VoS×21/256
VoS×22/256
VoS×37/256
VoS×38/256
VoS×65/256
VoS×66/256
VoS×113/256
VoS×114/256
VoS×199/256
VoS×200/256
VoS×255/256
VoS×7/256
VoS×9/256
VoS×10/256
VoS×13/256
VoS×14/256
VoS×19/256
VoS×20/256
VoS×27/256
VoS×28/256
VoS×38/256
VoS×39/256
VoS×53/256
VoS×54/256
VoS×74/256
VoS×75/256
VoS×104/256
VoS×105/256
VoS×144/256
VoS×145/256
VoS×199/256
VoS×200/256
VoS×255/256
VoS×60/256
VoS×71/256
VoS×72/256
VoS×83/256
VoS×84/256
VoS×95/256
VoS×96/256
VoS×107/256
VoS×108/256
VoS×119/256
VoS×120/256
VoS×131/256
VoS×132/256
VoS×143/256
VoS×144/256
VoS×155/256
VoS×156/256
VoS×168/256
VoS×169/256
VoS×181/256
VoS×182/256
VoS×255/256
? This is in case of not adjustments of the gain/offset control.
? In the Auto Gain control mode, sensor gain changes in gray-colored ambient level.
? “ ? ” : This means that this zone is not outputted in this mode.
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
37/51
2011.04 - Rev.A
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