ADNS-2700 Avago Technologies US Inc., ADNS-2700 Datasheet - Page 32

• Manufacturer Part Number: ADNS-2700
• Description: USB SoC 3B Optical Sensor
• Manufacturer: Avago Technologies US Inc.

Specifications of ADNS-2700

• Supply Voltage Range Dc: 4V To 5.25V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 516-2297-5

SQUAL
Access: Read
Data Type: Eight bit number.
USAGE: SQUAL is a measure of the number of features visible by the sensor in the current frame. The maximum value is
SHUT_HI
Access: Read only
SHUT_LO
Access: Read only
Data Type: 16-bit number.
USAGE: The combination of SHUT_HI and SHUT_LO is a 16-bit number. This is the number of clocks the shutter was
PIX_MAX
Access: Read only
Data Type: Eight bit number.
USAGE: This is the maximum pixel value from the last image taken.
32
128. Since small changes in the current frame can result in changes in SQUAL, slight variations in SQUAL on one
surface is expected.
open for the last image taken. The unit is in main clock count (nominally 12MHz). To avoid split read issues, read
SHUT_Hi first.
Field SQ
Field S
Field S
Field 0
Bit 7
Bit 7
Bit 7
Bit 7
15
7
7
Address: 0x07
Reset Value: 0x00
Address: 0x08
Reset Value: 0x00
Address:
Reset Value: 0x64
Address: 0x0A
Reset Value: 0x00
6
SQ
6
S
6
S
6
MX
14
6
6
6
0x09
5
SQ
5
S
5
S
5
MX
13
5
5
5
4
SQ
4
S
4
S
4
MX
12
4
4
4
Type: Device
Type: Device
Type: Device
3
SQ
3
S
3
S
3
MX
11
3
3
3
2
SQ
2
S
2
S
2
MX
10
2
2
2
1
SQ
1
S
1
S
1
MX
9
1
1
1
0
SQ
0
S
0
S
0
MX
8
0
0
0