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Registers

PMW3320DB-TYDU 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

0x3b

0x01

REV_ID

Revision ID

R

0x00

0x02

MOTION

Motion Detected

R/W

0x00

0x03

DELTA_X

X Displacement

R

0x00

0x04

DELTA_Y

Y Displacement

R

0x00

0x05

SQUAL

Surface Quality

R

0x00

0x06

SHUT_HI

Shutter Open Time (Upper 5-bit)

R

0x01

0x07

SHUT_LO

Shutter Open Time (Lower 8-bit)

R

0x00

0x08

PIX_MAX

Maximum Pixel Value

R

0x00

0x09

PIX_ACCUM

Average Pixel Value

R

0x00

0x0a

PIX_MIN

Minimum Pixel Value

R

0x7f

0x0b

PIX_GRAB

Pixel Grabber

R/W

0x00

0x0c

DELTA_XY

Upper 4 Bits for Delta X & Y Displacement

R

0x00

0x0d

RESOLUTION

Resolution

R/W

0x80

0x0e

RUN_DOWNSHIFT

Downshift Time from Run to Rest 1

R/W

0x08

0x0f

REST1_PERIOD

Time Period of Rest 1

R/W

0x02

0x10

REST1_DOWNSHIFT

Downshift Time from Rest 1 to Rest 2

R/W

0x10

0x11

REST2_PERIOD

Time Period of Rest 2

R/W

0x1d

0x12

REST2_DOWNSHIFT

Downshift Time from Rest 2 to Rest 3

R/W

0x2f

0x13

REST3_PERIOD

Time Period of Rest 3

R/W

0x95

0x17

MIN_SQUAL_RUN

Min SQUAL Run

R/W

0x0f

0x1a

AXIS_CONTROL

Orientation

R/W

0x00

0x22

PERFORMANCE

Performance

R/W

0x00

0x23

LOW_MOT_JIT

Low Motion Jitter Control

R/W

0x14

0x36

SHUT_MAX_HI

Maximum Shutter Open Time (Upper 5-bit)

R/W

0x0f

0x37

SHUT_MAX_LO

Maximum Shutter Open Time (Lower 8-bit)

R/W

0x00

0x39

FRAME_RATE

Frame Rate

R/W

0x8d

0x3a

POWER_UP_RESET

Power Up Reset

W

0x00

0x3b

SHUTDOWN

Shutdown

W

0x00

0x3f

NOT_REV_ID

Inverted REV ID

R

0xff

0x40

LED_CONTROL

LED Control

R/W

0x00

0x41

MOTION_CTRL

Motion Control

R/W

0x00

0x42

BURST_READ_FIRST

Burst Read Starting Address Register

R/W

0x03

0x45

REST_MODE_STATUS

Rest Mode Status

R

0x00

0x4f

NOT_PROD_ID

Inverted Product ID

R

0xc4

0x63

BURST_MOTION

Burst Read

R

0x00