VL6522 datasheet(16/35 Pages) STMICROELECTRONICS

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VL6522

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5.2

Hardware control registers

5.2.1

Status

5.2.2

SETUP register

5.2.3

MAN_SPEC_AV register

Table 6.

Status

Index

Status register [read only]

0x0002

REVISION_NUMBER

Default value

0x04

Purpose

Identifies the cut of silicon(1)

Type

BYTE

Possible values

<0x00> Cut 1.0

<0x01> Cut 1.1

<0x02> Cut 1.2

<0x03> Cut 1.3

<0x04> Cut 1.4

This document refers to cut 1.4 of silicon.

Table 7.

SETUP register

Index

SETUP register

0x0002

IMAGE_ORIENTATION

Default value

0x00

Purpose

Selects the orientation of the image

Type

BYTE

Possible values

<0x00> Normal

<0x01> Horizontal flip (mirrored)

<0x02> Vertical flip

<0x03> Horizontal & vertical flip

Table 8.

MAN_SPEC_AV register

Index

MAN_SPEC_AV register

0x322a

R2_COEFF

Default value

0x04

Purpose

Radial R2 anti-vignetting (lens shading) coefficient, to allow lightening

and darkening of image corners (for special effects, as well as standard

av compensation).

Type

BYTE

Possible values

-127 to 127

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