mt9v032 aptina, mt9v032 Datasheet - Page 47

• Manufacturer Part Number: mt9v032
• Description: 1/3-inch Wide-vga Cmos Digital Image Sensor
• Manufacturer: aptina

Digital Gain
Figure 25:
PDF: 6538045704/Source:2194051501
MT9V022_DS - Rev. C 9/10 EN
Tiled Sample
Digital gain is controlled by:
• R0x99
• R0x80
In the MT9V032, the image may be divided into 25 tiles, as shown in Figure 25, through
the two-wire serial interface, and apply digital gain individually to each tile.
Y
Y
Y
Y
Y
Y
Registers 0x99
Figure 25, respectively.
Digital gains of registers 0x80
supports a digital gain of 0.25-3.75X.
0/5
1/5
2/5
3/5
4/5
5/5
The formula for digital gain setting is:
X
0/5
x0_y0
x0_y1
x0_y2
x0_y3
x0_y4
–
–
R0xA4 tile coordinates
R0x98 tiled digital gain and weight
X
1/5
Digital gain = Bits[3:0] x 0.25
–
0x9E and 0x9F
x1_y0
x1_y1
x1_y2
x1_y3
x1_y4
X
2/5
X
3/5
–
–
48
0x98 apply to their corresponding tiles. The MT9V032
0xA4 represent the coordinates X
X
5/5
MT9V032: 1/3-Inch Wide-VGA Digital Image Sensor
x4_y0
x4_y1
x4_y2
x4_y3
x4_y4
X
5/5
Aptina reserves the right to change products or specifications without notice.
©2005 Aptina Imaging Corporation. All rights reserved.
0/5
-X
Feature Description
5/5
and Y
0/5
-Y
(EQ 11)
5/5
in