ov9625 ETC-unknow, ov9625 Datasheet - Page 21

• Manufacturer Part Number: ov9625
• Description: Ov9625 Color Cmos Sxga Mpixel Camerachip Ov9121 Cmos Sxga Mpixel Camerachip
• Manufacturer: ETC-unknow

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Version 1.3, September 15, 2003
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Table 11
Address
(Hex)
ision
13
14
Register
Device Control Register List
COMJ
Name
COMI
Default
(Hex)
07
76
R/W
RW
RW
Common Control I
Common Control J
Bit[7]:
Bit[6]:
Bit[5]:
Bit[4]:
Bit[3]:
Bit[2]:
Bit[1]:
Bit[0]:
Bit[7:6]: AGC gain ceiling
Bit[5:4]: Reserved
Bit[3]:
Bit[2]:
Bit[1]:
Bit[0]:
Proprietary to OmniVision Technologies
AGC auto/manual control selection
Frame data drop option
AEC speed selection
0:
1:
AEC speed/step selection
0:
1:
Banding filter ON/OFF
0:
1:
Banding filter option
0:
1:
Reserved
0:
1:
AWB auto/manual control selection
0:
1:
Exposure control
0:
1:
00: 2x
01: 4x
10: 8x
11: 8x
Auto banding filter
0:
1:
VSYNC drop option
0:
1:
0:
1:
Freeze current Exposure and Gain values
0:
1:
Normal
Faster AEC correction
Small steps (slow)
Big steps (fast)
OFF
ON, set minimum exposure to 1/120s
Set to 0, if system clock is 48 MHz and the PLL is
ON.
Set to 1, if system clock is 24 MHz and the PLL is ON
or if the system clock is 48 MHz and the PLL is OFF.
Manual
Auto
Manual
Auto
Manual
Auto
Banding filter is always ON/OFF depending on
COMI[5] setting (see
Automatically disable banding filter if light is low
VSYNC is always output
VSYNC is dropped if frame data is dropped
Disable data drop
Drop data frame if exposure is not within tolerance.
In AEC mode, data is normally dropped when data is
out of range
Normal
Freeze
Description
“COMI” on page
21)
Register Set
21