Data Sheet

CMOS VGA (640 x 480) image sensor with OmniPixel3-HS™ technology
OV7675/OV7175
proprietary to OmniVision Technologies PRODUCT SPECIFICATION version 2.0
0xA4 NT_CTRL 0x00 RW
Bit[7:4]: Not used
Bit[3]: Auto frame rate adjustment control
0: Double exposure time
1: Reduce frame rate by half
Bit[2]: Not used
Bit[1:0]: Auto frame rate adjustment switch point
00: Insert dummy row at 2x gain
01: Insert dummy row at 4x gain
10: Insert dummy row at 8x gain
0xA5 BD50MAX 0x0F RW 50Hz Banding Step Limit
0xA6 –
0xAA
DEBUG MODE – – Debug Mode
0xAB BD60MAX 0x0F RW 60Hz Banding Step Limit
0xAC –
0xC8
DEBUG MODE – – Debug Mode
0xC9 SATCTR 0xC0 RW
Saturation Control
Bit[7:4]: UV saturation control min
Bit[3:0]: UV saturation control result
0xCA REGCA 0x00 RW
Bit[7:6]: Dummy pixel insert in horizontal
direction[13:12] (see EXHCH[7:4] (0x2A)
and EXHCL[7:0] (0x2B))
Bit[7:6]: Debug mode
0xCB –
0xCE
NOT USED – – Not used
0xCF REFCF 0x84 RW
Bit[7:4]: Debug mode
Bit[3]: RAF[2] (used together with COM11[6:5]
(0x3B))
Bit[2:0]: Debug mode
0xD0~
0xD3
DEBUG MODE – – Debug Mode
0xD4 RADCO 0x84 RW
ADC Control
Bit[7:3]: Debug mode
Bit[2:0]: ADC referenced adjustment
000: 0.8x
100: 1x
111: 1.2x
0xD5~
0xDB
DEBUG MODE – – Debug Mode
0xDC RPWC2 0x35 RW
Bit[7:4]: Debug mode
Bit[3]: Regulator control
0: Enable internal regulator
1: Bypass internal regulator
table 7-1 system control registers (sheet 16 of 17)
address register name
default
value R/W description
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