TSL2571

LIGHT-TO-DIGITAL CONVERTER

TAOS117A − FEBRUARY 2011

17

The LUMENOLOGY

r Company

r

r

Copyright

E 2011, TAOS Inc.

www.taosinc.com

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 9.

Control Register

6

75

4

2

31

0

CONTROL

Reserved

Address

0x0F

AGAIN

FIELD

BITS

DESCRIPTION

Reserved

7:2

Reserved. Write bits as 0

AGAIN

1:0

ALS Gain Control.

FIELD VALUE

ALS GAIN VALUE

00

1

01

8

10

16

11

120

ID Register (0x12)

The ID Register provides the value for the part number. The ID register is a read-only register.

Table 10. ID Register

6

75

4

2

31

0

ID

ID

Address

0x12

FIELD

BITS

DESCRIPTION

ID

7:0

Part number identification

0x04 = TSL25711 & TSL25715

ID

7:0

Part number identification

0x0D = TSL25713 & TSL25717

Status Register (0x13)

The Status Register provides the internal status of the device. This register is read only.

Table 11. Status Register

6

75

4

AVALID

2

31

0

STATUS

Reserved

AINT

Address

0x13

Reserved

FIELD

BIT

DESCRIPTION

Reserved

7:5

Reserved. Write as 0.

AINT

4

ALS Interrupt. Indicates that the device is asserting an ALS interrupt.

Reserved

3:1

Reserved.

AVALID

0

ALS Valid. Indicates that the ALS CH0 / CH1 channels have completed an integration cycle.