OV7640 Datasheet, PDF (11/20 Pages) List of Unclassifed Manufacturers – OV7640 Color CMOS VGA (640 x 480) CAMERACHIP OV7141 B&W CMOS VGA (640 x 480) CAMERACHIP

Omni ision
Table 5
SCCB Register List
Address Register Default
(Hex)
Name
(Hex)
R/W
Description
Data Format and Internal Clock
Bit[7:6]: Data Format – HSYNC/VSYNC Polarity
00: HSYNC = NEG VSYNC = POS
01: HSYNC = NEG VSYNC = NEG
10: HSYNC = POS VSYNC = POS
11: HSYNC = POS VSYNC = POS
11
CLKRC
00
RW
Register Set
POS
NEG
Bit[5:0]: Internal Clock Pre-Scalar
• Range: [0 0000] to [F FFFF]
Common Control A
Bit[7]: SCCB – Register Reset
0: No change
1: Reset all registers to default values
Bit[6]: Output Format – Mirror Image Enable
Bit[5]: Reserved
Bit[4]: Data Format – YUV formatting
12
COMA
14
RW
0: Y U Y V Y U Y V
1: U Y V Y U Y V Y (default)
Bit[3]: Output Format – Output Channel Select A
0: YUV/YCbCr
1: RGB/Raw RGB
Bit[2]: AWB – Enable
Bit[1:0]: Reserved
Note: This function is not available on the B&W OV7141.
Common Control B
Bit[7:5]: Reserved
Bit[4]: Data Format – ITU-656 Format Enable
13
COMB
A3
RW
Bit[3]: Reserved
Bit[2]: SCCB – Tri-State Enable – Y[7:0]
Bit[1]: AGC – Enable
Bit[0]: AEC – Enable
Version 1.4, March 6, 2003
Proprietary to OmniVision Technologies
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