TMF8801 datasheet(54/73 Pages) OSRAM

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TMF8801

Datasheet

• PUBLIC

DS000648

• v10-00 • 2022-Dec-20

│ 53

IDENTIFICATION_NUMBER_1 (Address 0x2B)

Figure 103:

IDENTIFICATION_NUMBER_1 Register

Addr: 0x2B

IDENTIFICATION_NUMBER_1

Field

Name

Rst

Type

Description

7:0

identification_number_1

Identification number byte 1

The binary concatenated number of serial_number_0: serial_number_1: identification_number_0:

identification_number_1 registers result in a unique number.

8.9.22

Interrupt Suppression Registers

– Result of Command = 0x09

These registers are only available for firmware version 3.0.22 or higher.

PERSISTANCE Register (Address 0x20)

Figure 104:

PERSISTANCE Register

Addr: 0x20

PERSISTANCE

Field

Name

Rst

Type

Description

7:0

persistence

Persistence 8-bit value for interrupt suppression

Value

Definition

Any result (detect and no-detect) will trigger an interrupt

1-255

An interrupt will only be triggered if the detected

distance is >= low_threshold and

distance <= high_threshold and

the detection happened at least <persistence> consecutive

times

LOW_THRESHOLD_LSB Register (Address 0x21)

Figure 105:

LOW_THRESHOLD_LSB Register

Addr: 0x21

LOW_THRESHOLD_LSB

Field

Name

Rst

Type

Description

7:0

low_threshold_lsb

Interrupt suppression low_threshold

LSB Byte

– see persistence register

TMF8801 Datasheet(PDF) 54 Page - OSRAM GmbH

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