TSL2520 datasheet(36/69 Pages) OSRAM

36 / 69 page

Datasheet, Public

Page 35

[v3-00] 2022-Dec-20

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TSL2520 − Register Overview

CFG7 Register

Figure 44:

CFG7

Note(s):

1. Return to the Register Map (0xA8).

CFG8 Register

Figure 45:

CFG8

Note(s):

1. Return to the Register Map (0xA9).

AGC Number of Samples Registers

Figure 46:

AGC Number of Samples

Note(s):

1. Return to the Register Map (0xAC, 0xAD).

Addr: 0xA8

CFG7

Bit

Field

Reset

Type

Bit Description

7:0

Reserved

0x01

Addr: 0xA9

CFG8

Bit

Field

Reset

Type

Bit Description

7:4

MEASUREMENT_SEQUENCER_

MAX_MOD_GAIN

0xC

R/W

Sets the maximum gain for all channels in all

sequencer steps.

3:0

MEASUREMENT_SEQUENCER_

AGC_PREDICT_MOD_GAIN_

REDUCTION

0x4

R/W

Sets the modulator gain reduction in AGC

predict mode. All channels in the actual

measurement sequence are reduced by the

programmed gain reduction before gain

prediction starts.

Addr

Bit

Field

Reset

Type

Description

0xAC

7:0

AGC_NR_SAMPLES[7:0]

R/W

AGC Number of Samples

Sets the time for every AGC

measurement and is calculated as:

agc_atime = (AGC_NR_SAMPLES+1) x

(SAMPLE_TIME+1) x 1.388889μs

0xAD

7:3

Reserved

0xAD

2:0

AGC_NR_SAMPLES[10:8]

0R/W

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