PixArt Imaging Inc.
Track-on-Glass Laser Sensor
Registers Summary
The sensor 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
0x00
Register (Before SROM download)
Product_ID
Access (Read = R, Write = W or Read/Write = R/W)
Reset Value
0x3a
R
R
R
R
R
R
R
R
R
R
R
R
R
0x01
Revision_ID
MOTION
0x02
0x02
0x02
0x03
Delta_X_L
0x00
0x04
Delta_X_H
0x00
0x05
Delta_Y_L
0x00
0x06
Delta_Y_H
0x00
0x07
SQUAL
0x00
0x08
Pixel_Sum
0x00
0x09
Maximum_Pixel
Minimum_Pixel
Shutter_Lower
Shutter_Upper
Reserved
0x00
0x0a
0x00
0x0b
Undefined
Undefined
0x0c
0x0d – 0x0e
0x0f
Configuration_I
Configuration_II
Reserved
R/W
R/W
0x0a
0x28
0x10
0x11
0x12
Frame_Capture
SROM_Enable
Run_Downshift
Rest1_Rate
R/W
W
0x00
0x13
Undefined
0x7d
0x14
R/W
R/W
R/W
R/W
R/W
R/W
0x15
0x01
0x16
Rest1_Downshift
Rest2_Rate
0x7d
0x17
0x09
0x18
Rest2_Downshift
Rest3_Rate
0x5e
0x19
0x31
0x1a – 0x1f
0x20
Reserved
LASER_CTRL0
LASER_CTRL1
LP_CFG0
R/W
R/W
R/W
R/W
R/W
R
Undefined
Undefined
Undefined
Undefined
0x00
0x21
0x22
0x23
LP_CFG1
0x24
Observation
Data_Out_Lower
Data_Out_Upper
Reserved
0x25
Undefined
Undefined
0x26
R
0x27- 0x29
0x2a
SROM_ID
R
0x00
0x2b - 0x39
0x3a
Reserved
Power_Up_Reset
Shutdown
W
W
Undefined
Undefined
0x3b
0x3c - 0x3e
0x3f
Reserved
Inverse_Product_ID
Reserved
R
0xc5
0x40 - 0x4f
0x50
Motion_Burst
Reserved
R
0x00
0x51-0x61
0x62
SROM_Load_Burst
Reserved
W
R
Undefined
0x00
0x63
0x64
Pixel_Burst
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PixArt Imaging Inc.
20
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PIXART [ PIXART IMAGING INC. ]
