TCS3771 Datasheet, PDF (24/33 Pages) ams AG – COLOR LIGHT-TO-DIGITAL CONVERTER with PROXIMITY SENSING

TCS3771
COLOR LIGHT-TO-DIGITAL CONVERTER
with PROXIMITY SENSING
TAOS110A − MARCH 2011
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.
Table 12. Control Register
7
6
5
4
3
2
1
0
CONTROL
lid ^FIELD
PDRIVE
ill ^{va PDIODE}
AG ^{t st} _Reserved
ams ^{nten AGAIN}
PDRIVE
ResvPDIODE
Reserved
AGAIN
BITS
7:6
5:4
3:2
1:0
DESCRIPTION
LED Drive Strength.
FIELD VALUE
LED STRENGTH
00
100 mA
01
50 mA
10
25 mA
11
12.5 mA
Proximity Diode Select.
FIELD VALUE
DIODE SELECTION
00
Reserved
01
Proximity uses the clear (broadband) diode
10
Proximity uses the IR diode
11
Proximity uses both the clear diode and the red diode
Reserved. Write bits as 0
RGBC Gain Control.
FIELD VALUE
00
01
10
1× gain
4× gain
16× gain
RGBC GAIN VALUE
11
60× gain
Address
0x0F
co ^{ID Register (0x12)}
l ^{The ID Register provides the value for the part number. The ID register is a read-only register.}
ica _ID
n _FIELD
Tech ^ID
7
BITS
7:0
Table 13. ID Register
6
5
4
3
2
ID
DESCRIPTION
Part number identification
1
0
Address
0x12
0x18 = TCS37711 &TCS37715
0x19 = TCS37713 & TCS37717
The LUMENOLOGY r Company
r
r
www.taosinc.com
Copyright E 2011, TAOS Inc.
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