ov9625 ETC-unknow, ov9625 Datasheet - Page 25

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

O
Version 1.3, September 15, 2003
mni
Table 11
Address
(Hex)
ision
2C
2D
2B
2E
2F
30
31
ADDVSH
Register
ADDVSL
Device Control Register List
FRARL
RBIAS
Name
HSDY
HEDY
YAVG
Default
(Hex)
00
80
00
00
00
08
30
R/W
RW
RW
RW
RW
RW
RW
RW
Line Interval Adjustment Value LSB 8 bits
The frame rate will be adjusted by changing the line interval. Each LSB
will add 2/1520 T
frame period.
R Channel Offset Manual Adjustment Value - effective only when
COMG[3] = 1 (see
VSYNC Pulse Width LSB 8 bits
VSYNC Pulse width MSB 8 bits
Luminance Average
This register will auto update when COMH[5] = 1 (see
page
channel average as follows:
(BAVG[7:0] + GbAVG[7:0] + GrAVG[7:0] +RAVG[7:0])/4
HSYNC Position and Width Start Point Lower 8 bits
This register and COML[1:0] (see
HSYNC start position, each LSB will shift HSYNC start point by 1 pixel
period.
HSYNC Position and Width End Point Lower 8 bits
This register and COML[3:2] (see
HSYNC start position, each LSB will shift HSYNC start point by 1 pixel
period.
Bit[7]:
Bit[6:0]: R channel offset adjustment value
Bit[7:0]: Line periods added to VSYNC width. Default VSYNC
Bit[7:0]: Line periods added to VSYNC width. Default VSYNC
20). Average Luminance is calculated from the B/Gb/Gr/R
Proprietary to OmniVision Technologies
Offset direction
0:
1:
output width is 4 x t
to the VSYNC active period.
output width is 4 x t
256 x t
frame
Add RBIAS[6:0]
Subtract RBIAS[6:0]
“COMG” on page
line
in SXGA and 2/800 T
to the VSYNC active period.
Description
line
line
“COML” on page
“COML” on page
. Each LSB count will add 1 x t
. Each MSB count will add
19).
frame
in VGA mode to the
24) define the
24) define the
“COMH” on
Register Set
line
25