新更新的OV7670 OV7725模块效果展示 OV7670 FPC版 30万像素 CMOS模块兼容官哥方便 FPGA stm32f407 68013等使用

时间：2015-12-06 22:26:47 阅读：467 评论：0 收藏：0 [点我收藏+]

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原创OV7670，30W像素摄像头模块,

3）光学尺寸1/6 ,像素面积3.6 μm x 3.6 μm,灵敏度1.3V/Lux-sec

4）工作电压：3.3V

5）接口定义为10*2的2.54间距排针。

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配合usb采集板卡演示效果

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参考初始化代码：

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)*2] = 25MHz*4/[(x+1)*2]
//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);
}