PixArt Imaging Inc.
PAW3601DH
CMOS Laser Mouse Sensor
3. Registers and Operation
The PAW3601DH 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
0x00
0x01
0x02
0x03
0x04
0x05
0x06
Name
Product_ID1
Product_ID2
Motion_Status
Delta_X
Delta_Y
Operation_Mode
Configuration
R/W
R
R
R
R
R
R/W
R/W
Default
0x30
0x0N
-
-
-
-
-
Data Type
Eight bits [11:4] number with the product identifier
Four bits [3:0] number with the product identifier
Reserved[3:0] number is reserved for further
Bit field
Eight bits 2’s complement number
Eight bits 2’s complement number
Bit field
Bit field
3.2 Register Descriptions
0x00
Bit
Field
Usage
0x01
Bit
Field
Usage
7
6
PID[3:0]
5
7
6
5
Product_ID1
4
PID[11:4]
The value in this register can’t change. It can be used to verify that the serial communications link is
OK.
Product_ID2
4
3
2
1
0
Reserved[3:0]
3
2
1
0
The value in this register can’t change. PID[3:0] can be used to verify that the serial communications
link is OK. Reserved[3:0] is a value between 0x0 and 0xF, it can’t be used to verify that the serial
communication.
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.
5
V2.2, Aug. 2007
PixArt Imaging Inc.
E-mail:
fae_service@pixart.com.tw