TSL2572 datasheet(21/41 Pages) OSRAM

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TSL2572 − Register O ver view

Command Register

The command registers specifies the address of the target

Figure 22:

Command Register

Field

Bits

Description

COMMAND

Select Command Register. Must write as 1 when addressing COMMAND register.

TYPE

6:5

Selects type of transaction to follow in subsequent data transfers:

FIELD VALUE

DESCRIPTION

Repeated byte protocol transaction

Auto-increment protocol transaction

Reserved — Do not use

Special function — See description below

Transaction type 00 will repeatedly read the same register with each data access.

Transaction type 01 will provide an auto-increment function to read successive

ADD

4:0

Address field/special function field. Depending on the transaction type, see above,

this field either specifies a special function command or selects the specific

control-status-register for following write and read transactions. The field values listed

below apply only to special function commands:

FIELD VALUE

DESCRIPTION

00000

Normal — no action

00110

ALS interrupt clear

other

Reserved — do not write

The ALS interrupt clear special function clears any pending ALS interrupt and is self

clearing.

ADD

COMMAND

TYPE

Reset

0x00

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