PixArt Imaging Inc.

PAW3101DB

CMOS Optical Mouse Sensor

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10

PixArt Imaging Inc.

V3.1 May. 2008

0x41

Product_ID4

Bit

7

6

5

4

3

2

1

0

Field

PID3[3:0]

Reserved[3:0]

Opstate

Usage

Product ID of the mouse sensor and operation state of the mouse.

Field Name

Description

PID3[3:0]

The product ID is 010

Reserved[3:0]

Reserved for future use

Notes

Opstate

Operation state

0 = Sleep state

1 = Normal state

0x42

Delta_Y

Bit

7

6

5

4

3

2

1

0

Field

Y7

Y6

Y5

Y4

Y3

Y2

Y1

Y0

Usage

Y movement is counts since last report. Absolute value is determined by resolution. Reading clears

the register. Report range –128 ~ +127.

0x43

Delta_X

Bit

7

6

5

4

3

2

1

0

Field

X7

X6

X5

X4

X3

X2

X1

X0

Usage

X movement is counts since last report. Absolute value is determined by resolution. Reading clears

the register. Report range –128 ~ +127.

0x44

Image_Quality

Bit

7

6

5

4

3

2

1

0

Field

Imgqa[7:0]

Usage

Image Quality is a quality level of the mouse sensor in the current frame. Report range 0 ~ 255.

Field Name

Description

Notes

Imgqa[7:0]

Image quality report range: 0(worst) ~ 255(best).