17

Registers

The ADNS-3000 registers are accessible via the serial port. The registers are used to read motion data and status as well

as to set the device configuration.

Address

Register Name

Register Description

Read/Write

Default Value

0x00

PROD_ID

Product ID

R

0x2A

0x01

REV_ID

Revision ID

R

0x00

0x02

MOTION_ST

Motion Status

R

0x00

0x03

DELTA_X

Lower byte of Delta_X

R

0x00

0x04

DELTA_Y

Lower byte of Delta_Y

R

0x00

0x05

SQUAL

Squal Quality

R

0x00

0x06

SHUT_HI

Shutter Open Time (Upper 8-bit)

R

0x00

0x07

SHUT_LO

Shutter Open Time (Lower 8-bit)

R

0x64

0x08

PIX_MAX

Maximum Pixel Value

R

0xD0

0x09

PIX_ACCUM

Average Pixel Value

R

0x80

0x0a

PIX_MIN

Minimum Pixel Value

R

0x00

0x0b

PIX_GRAB

Pixel Grabber

R/W

0x00

0x0c

DELTA_XY_HIGH

Upper 4 bits of Delta X and Y displacement

R

0x00

0x0d

MOUSE_CTRL

Mouse Control

R/W

0x01

0x0e

RUN_DOWNSHIFT

Run to Rest1 Time

R/W

0x08

0x0f

REST1_PERIOD

Rest1 Period

R/W

0x01

0x10

REST1_DOWNSHIFT

Rest1 to Rest2 Time

R/W

0x1f

0x11

REST2_PERIOD

Rest2 Period

R/W

0x09

0x12

REST2_DOWNSHIFT

Rest2 to Rest3 Time

R/W

0x2f

0x13

REST3_PERIOD

Rest3 Period

R/W

0x31

0x22

PERFORMANCE

Performance

R/W

0x00

0x3a

RESET

Reset

W

0x00

0x3f

NOT_REV_ID

Inverted Revision ID

R

0xff

0x40

LED_CTRL

LED Control

R/W

0x00

0x41

MOTION_CTRL

Motion Control

R/W

0x40

0x42

BURST_READ_FIRST

Burst Read Starting Register

R/W

0x03

0x45

REST_MODE_CONFIG

Rest Mode Configuration

R/W

0x00

0x63

MOTION_BURST

Burst Read

R

0x00

All rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission.

PixArt Imaging Inc.

PixArt Imaging Inc.

ADNS-3000 Low Power Optical Mouse Sensor