ADNS-9500 Avago Technologies US Inc., ADNS-9500 Datasheet - Page 27

• Manufacturer Part Number: ADNS-9500
• Description: Ultimate Gaming Laser Sensor
• Manufacturer: Avago Technologies US Inc.

Specifications of ADNS-9500

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pixel_Sum
Access: Read Only
Data Type: High 8-bits of an unsigned 17-bit integer.
USAGE: This register is used to find the average pixel value. It reports the upper byte of a 17-bit counter which sums
Maximum_Pixel
Access: Read Only
Data Type: Seven bit number.
USAGE: Maximum Pixel value in current frame. Minimum value = 0, maximum value = 127. The maximum pixel value
Minimum_Pixel
Access: Read Only
Data Type: Seven bit number.
USAGE: Minimum Pixel value in current frame. Minimum value = 0, maximum value = 127. The maximum pixel value can
Shutter_Lower
Access: Read Only
27
Bit
Field
Bit
Field
Bit
Field
Bit
Field
all 900 pixels in the current frame. It may be described as the full sum divided by 512. To find the average pixel
value, follows the formula below.
Average Pixel = Register Value * 512/900 # Register Value/1.76
The maximum register value is 223 (127 * 900/512 truncated to an integer). The minimum register value is 0. The
pixel sum value can change every frame.
can be adjusted every frame.
be adjusted every frame.
7
AP
7
MP
7
MinP
7
S
7
7
7
7
6
AP
6
MP
6
MinP
6
S
6
6
6
6
Address: 0x08
Reset Value: 0x00
Address: 0x09
Reset Value: 0x00
Address: 0x0A
Reset Value: 0x00
Address: 0x0B
Reset Value: 0x20
5
AP
5
MP
5
MinP
5
S
5
5
5
5
4
AP
4
MP
4
MinP
4
S
4
4
4
4
3
AP
3
MP
3
MinP
3
S
3
3
3
3
2
AP
2
MP
2
MinP
2
S
2
2
2
2
1
AP
1
MP
1
MinP
1
S
1
1
1
1
0
AP
0
MP
0
MinP
0
S
0
0
0
0