New updated OV7670 OV7725 module effect display OV7670 FPC version 300,000 megapixel CMOS module compatible with the official brother convenient FPGA stm32f407 68013 and other uses

Original ov7670,30w pixel camera module,

3) Optical size 1/6, pixel area 3.6μm x 3.6μm, sensitivity 1.3v/lux-sec

4) Operating voltage: 3.3V

5) The interface is defined as the 10*2 2.54 spacing pin.

Demo effect with USB capture Board card

Reference initialization code:

void Ov7725_init_rgbraw (void)
{
Sccb_senddata (0x12,0x80);//Bit[7]-reset all the Reg
delayms (100);

Write Data Index
Sccb_senddata (0x3d, 0x03);//dc offset for analog process
Sccb_senddata (0x15, 0x02);//com10:href/vsync/pclk/data reverse (vsync H valid)
Sccb_senddata (0x17, 0x22);//vga:0x22; qvga:0x3f;
Sccb_senddata (0x18, 0xa4);//vga:0xa4; qvga:0x50;
Sccb_senddata (0x32, 0x00);//bit[7]:mirror Image Edge Alignment
Sccb_senddata (0x29, 0xA0);//vga:0xa0; Qvga:0xf0
Sccb_senddata (0x2C, 0xF0);//vga:0xf0; qvga:0x78
Sccb_senddata (0x0d, 0x41);//PLL 4x
Sccb_senddata (0x11, 0x01);//clkrc,finternal Clock = finput clk*pll multiplier/[(clkrc[5:0]+1) * = 25mhz*4/[(x+1) * *]
00:50fps, 01:25fps, 03:12.5fps (50Hz fliter)
Sccb_senddata (0x12, 0x03);//BIT[6]:0:VGA; 1; QVGA
VGA:00:YUV; 01:processed Bayer RGB; 10:rgb;11:bayer RAW; Bit[7]-reset all the Reg
Sccb_senddata (0x0c, 0x10);//com3:bit[6]:horizontal mirror image on/off, Bit[0]:color bar; default:0x10
DSP Control
Sccb_senddata (0x42, 0x7f);//BLC Blue Channel Target Value, default:0x80
Sccb_senddata (0x4d, 0x09);//BLC Red Channel Target Value, default:0x80
Sccb_senddata (0x63, 0xf0);//AWB Control
Sccb_senddata (0x64, 0xff);//DSP_CTRL1:
Sccb_senddata (0x65, 0x00);//dsp_ctrl2:
Sccb_senddata (0x66, 0x00);//{com3[4] (0x0C), dsp_ctrl3[7]}:00:yuyv;01:yvyu;[ 10:uyvy]11:vyuy
Sccb_senddata (0x67, 0x02);//dsp_ctrl4:[1:0]00/01:yuv or RGB; 10:raw8; 11:raw10


Matrix sharpness Brightness Contrast UV
Sccb_senddata (0x90, 0x0a);
Sccb_senddata (0x91, 0x01);
Sccb_senddata (0x92, 0x01);
Sccb_senddata (0x93, 0x01);
Sccb_senddata (0x94, 0x5f);
Sccb_senddata (0x95, 0x53);
Sccb_senddata (0x96, 0x11);
Sccb_senddata (0x97, 0x1a);
Sccb_senddata (0x98, 0x3d);
Sccb_senddata (0x99, 0x5a);
Sccb_senddata (0x9a, 0x1e);
Sccb_senddata (0x9b, 0x3f);//brightness
Sccb_senddata (0x9c, 0x25);
Sccb_senddata (0x9e, 0x81);
Sccb_senddata (0xa6, 0x06);
Sccb_senddata (0xa7, 0x65);
Sccb_senddata (0xa8, 0x65);
Sccb_senddata (0xa9, 0x80);
Sccb_senddata (0XAA, 0x80);

Gamma correction
Sccb_senddata (0x7e, 0x0c);
Sccb_senddata (0x7f, 0x16);//
Sccb_senddata (0x80, 0x2a);
Sccb_senddata (0x81, 0x4e);
Sccb_senddata (0x82, 0x61);
Sccb_senddata (0x83, 0x6f);
Sccb_senddata (0x84, 0x7b);
Sccb_senddata (0x85, 0x86);
Sccb_senddata (0x86, 0x8e);
Sccb_senddata (0x87, 0x97);
Sccb_senddata (0x88, 0xa4);
Sccb_senddata (0x89, 0XAF);
Sccb_senddata (0x8a, 0xc5);
Sccb_senddata (0x8b, 0xd7);
Sccb_senddata (0x8c, 0xe8);
Sccb_senddata (0x8d, 0x20);
}

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New updated OV7670 OV7725 module effect display OV7670 FPC version 300,000 megapixel CMOS module compatible with the official brother convenient FPGA stm32f407 68013 and other uses