adns-7700 Avago Technologies, adns-7700 Datasheet - Page 52

• Manufacturer Part Number: adns-7700
• Description: One Chip Usb Laserstream? Mouse Sensors
• Manufacturer: Avago Technologies

ROTATION
Access: Read/Write
Data Type: Bit field
USAGE: This register can be used to re-orientate the sensor motion reporting direction. The SWAP_XY operation is always
52
Figure 29. XY Motion Reporting Direction when Lens is attached on the Sensor
Bit
Field
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
10
11
+Y
+Y
performed before INV_X and INV_Y inversion operations.
0°
0°
Field Name
SWAP_XY
INV_X
INV_Y
Rotation
0
90
180
270
+X
+X
7
Reserved
22
21
20
19
18
17
16
15
14
13
12
22
21
20
19
18
17
16
15
14
13
12
6
Reserved
Y direction of HID is always inverted from actual motion.
SWAP
1
0
1
0
90°
90°
+Y
+Y
Description
1 = Swap X and Y axis motion data report direction
1 = Invert X axis motion data report direction
1 = Invert Y axis motion data report direction
Address: 0xC0
Reset Value: 0x07
5
Reserved
+X
+X
BEFORE Rotation
AFTER Rotation
4
Reserved
12
13
14
15
16
17
18
19
20
21
22
12
13
14
15
16
17
18
19
20
21
22
INV_X
1
0
0
1
+X
+Y
180°
180°
+Y
+X
3
Reserved
11
10
11
10
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
2
SWAP_XY
+X
+Y
INV_Y
1
1
0
0
Type: OTP
+X
+Y
270°
270°
1
INV_X
0
INV_Y