PixArt Imaging Inc.
ADNS-7530 Integrated Molded Lead-Frame DIP Sensor
Delta_X_L
Address: 0x03
Access: Read
Reset Value: 0x00
Bit
7
6
5
4
3
2
1
0
Field
X
X
X
X
X
3
X
2
X
X
0
7
6
5
4
1
Data Type: Eight bit 2’s complement number.
USAGE: X movement is counts since last report. Absolute value is determined by resolution. Reading clears the
register.
Note: PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.
Delta_Y_L
Address: 0x04
Access: Read
Reset Value: 0x00
Bit
7
6
5
4
3
2
1
0
Field
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
Data Type: Eight bit 2’s complement number.
USAGE: Y movement is counts since last report. Absolute value is determined by resolution. Reading clears the
register.
Note: PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.
Delta_XY_H
Address: 0x05
Access: Read
Reset Value: 0x00
Bit
7
6
5
4
3
2
1
0
Field
X11
X10
X9
X8
Y11
Y10
Y9
Y8
Data Type: 2’s complement number, upper 4 bits of Delta_X and Delta_Y.
USAGE: Delta_XY_H must be read after Delta_X_L and Delta_Y_L to have the full motion data. Reading clears the
register.
Note: PixArt recommends that registers 0x02, 0x03, 0x04 and 0x05 be read sequentially.
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.
E-mail: fae_service@pixart.com.tw
23
PIXART [ PIXART IMAGING INC. ]
