PixArt Imaging Inc.

PAN3204DB

Wireless Optical Mouse Sensor

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PixArt Imaging Inc.

E-mail: fae_service@pixart.com.tw

V3.0, Apr. 2008

3. Registers and Operation

The mouse sensor can be programmed through registers, via the serial port, and DSP configuration and motion

data can be read from these registers. All registers not listed are reserved, and should never be written by

firmware.

3.1 Registers

Address

Name

R/W

Default

Data Type

0x00

Product_ID1

R

0x30

Eight bits[11:4] number with the product identifier

0x01

Product_ID2

R

0x5X

Four bits[3:0] number with the product identifier

Reserved[3:0] number is reserved for future use

0x02

Motion_Status

R

-

Bit field

0x03

Delta_X

R

-

Eight bits 2’s complement number

0x04

Delta_Y

R

-

Eight bits 2’s complement number

0x05

Operation_Mode

R/W

0xB8

Bit field

0x06

Configuration

R/W

0x04

Bit field

0x07

Image_Quality

R

-

Eight bits unsigned integer

0x08

Operation_State

R

-

Bit field

0x09

Write_Protect

R/W

0x00

Bit field

0x0A

Sleep1_Setting

R/W

0x72

Bit field

0x0B

Enter_Time

R/W

0x12

Bit field

0x0C

Sleep2_Setting

R/W

0x92

Bit field

0x0D

Image_

Threshold

R/W

0x0A

Eight bits unsigned integer

0x0E

Image_

Recognition

R/W

0xE5

Bit field

3.2 Register Descriptions

0x00

Product_ID1

Bit

7

6

5

4

3

2

1

0

Field

PID[11:4]

Usage

The value in this register can’t change. It can be used to verify the serial communications link is OK.