TCS37717FN Datasheet, PDF (34/48 Pages) List of Unclassifed Manufacturers – The benefits and features of the TCS3771 are listed below

Figure 39:
Control Register
7
6
PDRIVE
TCS3771 − Principles of Operation
Control Register (0x0F)
The Control Register provides eight bits of miscellaneous
control to the analog block. These bits typically control
functions such as gain settings and/or diode selection.
5
4
PDIODE
3
2
Reserved
1
0
AGAIN
Field
PDRIVE
PDIODE
Reserved
AGAIN
Bits
Description
LED Drive Strength.
Field Value
LED Strength
00
7:6
01
100mA
50mA
10
25mA
11
12.5mA
Proximity Diode Select.
Field Value
Diode Selection
00
Reserved
5:4
01
Proximity uses the clear (broadband) diode
10
Proximity uses the IR diode
11
Proximity uses both the clear diode and the red diode
3:2 Reserved. Write bits as 0.
RGBC Gain Control.
Field Value
RGBC Gain Value
00
1:0
01
1× gain
4× gain
10
16× gain
11
60× gain
Page 34
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ams Datasheet, Confidential
[v1-20] 2014-Aug-06