PixArt Imaging Inc.
PAW3102DB
CMOS Optical Mouse Sensor
0x03
Delta_X
Bit
7
6
5
4
3
2
1
0
Field
Usage
X7
X6
X5
X4
X3
X2
X1
X0
X movement is counts since last report. Absolute value is determined by resolution. Reading clears
the register. Report range –128 ~ +127.
0x04
Bit
Image_Quality
7
6
5
4
3
2
1
0
Field
Usage
Imgqa[7:0]
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).
0x12
Bit
Write_Protect
7
6
5
4
3
2
1
0
Field
Usage
Reserved[2:0]
WP[4:0]
Write protect for the register 0x1A, 0x1B.
Note:
When Write_Protect function is disabled, users can write register 0x1A, 0x1B. After writing
registers, users have to enable the Write_Protect function for EFT issue.
Field Name
Description
Notes
Reserved[2:0]
Reserved for future use. Must be written to zero.
Write protect enable/disable for 0x1A, 0x1B
WP[4:0]
7
00000 = Enable (Default), register 0x1A, 0x1B is read only
10101 = Disable, register 0x1A, 0x1B can be read/written
0x14
Bit
Product_ID2
6
5
4
3
2
1
0
Field
Usage
PID2[11:4]
The value in this register can’t change. It can be used to verify that the serial communications link is
OK.
0x15
Bit
Product_ID3
7
6
5
4
3
2
1
0
Field
PID2[3:0]
Reserved[3:0]
The value in this register can’t be changed. PID2[3:0] can be used to verify that the serial
Usage
communications link is OK. Reserved[3:0] is a value between 0x0 and 0xF, it can’t be used to verify
that the serial communications.
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.
6
E-mail: fae_service@pixart.com.tw
V1.2, April. 2008
PIXART [ PIXART IMAGING INC. ]
