TCS3430 Datasheet, PDF (18/38 Pages) ams AG – The device features advanced digital Ambient Light Sensing

Figure 26:
CFG0 Register
Field
7:3
Name
RESERVED
Reset
10000
2
WLONG
0
1:0
RESERVED
00
CFG0 Register (0x8D)
TCS3430 − Register Description
0x8D: CFG0
Type
Description
RW Reserved. Must be set to 10000.
Wait Long. When asserted, the wait cycle is increased
RW by a factor 12x from that programmed in the WTIME
register.
RW Reserved. Must be set to 00.
Figure 27:
CFG1 Register
Field
7:4
3
2
Name
RESERVED
AMUX
RESERVED
1:0
AGAIN
CFG1 Register (0x90)
0x90: CFG1
Reset Type
Description
0
RW Reserved
0
RW
ALS Multiplexer. Sets the CH3 input. Default = 0 (X
Channel). Set to 1 to read IR2.
0
RW Reserved
ALS Gain Control. Sets the gain of the ALS DAC.
Field Value
Gain
00
1x
0
RW
01
4x
10
16x
11
64x
CFG1 Register: Register CFG1 sets the gain level for ALS measurements. The valid range of values is 0x00 - 0x03.
Page 18
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ams Datasheet
[v1-05] 2016-Aug-19