TCS3471 datasheet(20/39 Pages) OSRAM

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ams Datasheet

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[v1-01] 2018-Mar-27

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TCS3471 − Register Description

Command Register

The command registers specifies the address of the target

Figure 23:

Command Register

COMMAND

TYPE

ADD

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

INTEGRATION TIME

Repeated byte protocol transaction

Auto-increment protocol transaction

Reserved — Do not use

Special function — See description below

Byte protocol will repeatedly read the same register with each data access.

Block protocol will provide auto-increment function to read successive bytes.

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

READ VALUE

00000

Normal — no action

00110

RGBC interrupt clear

other

Reserved — Do not write

RGBC Interrupt Clear. Clears any pending RGBC interrupt. This special function is

self clearing.

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