
Si1141/42/43
ALS_IR_ADC_COUNTER @ 0x1D
Bit
7
6
5
4
3
2
1
0
Name
Type
Reset value = 0111 0000
IR_ADC_REC[2:0]
RW
Bit
7
6:4
3:0
Name
Reserved
IR_ADC_REC[2:0]
Reserved
Function
Recovery period the ADC takes before making a ALS-IR measurement.
000: 1 ADC Clock (50 ns times 2 ALS_IR_ADC_GAIN )
001: 7 ADC Clock (350 ns times 2 ALS_IR_ADC_GAIN )
010: 15 ADC Clock (750 ns times 2 ALS_IR_ADC_GAIN )
011: 31 ADC Clock (1.55 μs times 2 ALS_IR_ADC_GAIN )
100: 63 ADC Clock (3.15 μs times 2 ALS_IR_ADC_GAIN )
101: 127 ADC Clock (6.35 μs times 2 ALS_IR_ADC_GAIN )
110: 255 ADC Clock (12.75 μs times 2 ALS_IR_ADC_GAIN )
111: 511 ADC Clock (25.55 μs times 2 ALS_IR_ADC_GAIN )
The recommended IR_ADC_REC value is the one’s complement of
ALS_IR_ADC_GAIN.
Always set to 0.
Note: This parameter available for sequencer revisions A03 or later.
68
Rev. 1.3