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TSL2571

LIGHT-TO-DIGITAL CONVERTER

austriamicrosystems AG 

TSL2571

LIGHT-TO-DIGITAL CONVERTER

TAOS117A − FEBRUARY 2011

Wait Time Register (0x03)

Wait time is set 2.72 ms increments unless the WLONG bit is asserted in which case the wait times are 12×

longer. WTIME is programmed as a 2’s complement number.

Table 5. Wait Time Register

FIELD

BITS

DESCRIPTION

lid WTIME

7:0

REGISTER VALUE

0xFF

0xB6

0x00

WAIT TIME

1

74

256

NOTE: The Wait Time Register should be configured before AEN is asserted.

TIME (WLONG = 0)

2.72 ms

201 ms

696 ms

TIME (WLONG = 1)

0.032 sec

2.4 sec

8.3 sec

va ALS Interrupt Threshold Registers (0x04 − 0x07)

The ALS interrupt threshold registers provides the values to be used as the high and low trigger points for the

ill comparison function for interrupt generation. If C0DATA crosses below the low threshold specified, or above

the higher threshold, an interrupt is asserted on the interrupt pin.

G st REGISTER

AILTL

A t AILTH

s n AIHTL

Technicaaml conte AIHTH

Table 6. ALS Interrupt Threshold Registers

ADDRESS

0x04

0x05

0x06

0x07

BITS

7:0

7:0

7:0

7:0

DESCRIPTION

ALS low threshold lower byte

ALS low threshold upper byte

ALS high threshold lower byte

ALS high threshold upper byte

The LUMENOLOGY r Company

r

r

www.taosinc.com

Copyright E 2011, TAOS Inc.

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