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OV7725寄存器如何配置

更新时间:2012-5-17:  来源:毕业论文

现在按这个配置出来.是花屏的,我想要取,RGB565的格式

{0x32,0x00},
  {0x2a,0x00},
  {0x11,0xc0},
  {0x4f,0x10},//QVGA RGB565
  {0x12,0x06},

  
  {0x42,0x7f},
  {0x4d,0x00},//0x09
  {0x63,0xf0},
  {0x64,0xff},
  {0x65,0x20},
  {0x66,0x00},
  {0x67,0x04},
  {0x69,0x5d},  
 
  
  {0x13,0xff},
  {0x0d,0x41},//PLL
  {0x0f,0xc5},
  {0x14,0x11},
  {0x22,0xFF},//7f
  {0x23,0x01},
  {0x24,0x75},
  {0x25,0x63},
  {0x26,0xa1},
  {0x2b,0x00},
  {0x6b,0xaa},
  {0x13,0xff},

  {0x90,0x0a},//
  {0x91,0x01},//
  {0x92,0x01},//
  {0x93,0x01},
  
  {0x94,0x5f},
  {0x95,0x53},
  {0x96,0x11},
  {0x97,0x1a},
  {0x98,0x3d},
  {0x99,0x5a},
  {0x9a,0x1e},
  
  {0x9b,0x00},//t luma 
  {0x9c,0x25},//t contrast 
  {0xa7,0x65},//t saturation  
  {0xa8,0x65},//t saturation 
  {0xa9,0x80},//t hue 
  {0xaa,0x80},//t hue 
  
  {0x9e,0x81},
  {0xa6,0x06},

  {0x7e,0x0c},
  {0x7f,0x16},
  {0x80,0x2a},
  {0x81,0x4e},
  {0x82,0x61},
  {0x83,0x6f},
  {0x84,0x7b},
  {0x85,0x86},
  {0x86,0x8e},
  {0x87,0x97},
  {0x88,0xa4},
  {0x89,0xaf},
  {0x8a,0xc5},
  {0x8b,0xd7},
  {0x8c,0xe8},
  {0x8d,0x20},

  {0x33,0x00},
  {0x22,0x99},
  {0x23,0x03},
  {0x4a,0x00},
  {0x49,0x13},
  {0x47,0x08},
  {0x4b,0x14},
  {0x4c,0x17},
  {0x46,0x05},
  {0x0e,0x75},
  {0x0c,0x50},
  {0x3e,0xe2},
  
  {0x29,0x50},
  {0x2c,0x78}, 
我们是需要自己开发一款带摄像头的机器,要能够拍照.现在拍照的数据已经取出来了,但是在LCD上面显示是花屏,有很多条纹,根本就看不清图
LCD显示的是RGB565,摄像头采集的编码一般是YUV420 或 RGB888 RGB24这些可以转换为RGB565,不过楼主要确定LCD驱动正常,不妨写个测试程序看看LCD屏可以正常驱动 
这个好像本来就没有一个标装的吧,寄存器的配置,网上有很多种版本,但我用了,都不行,

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