156 lines
2.5 KiB
C
156 lines
2.5 KiB
C
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#include "sys_config.h"
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#include "typesdef.h"
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#include "lib/video/dvp/cmos_sensor/csi.h"
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#include "tx_platform.h"
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#include "list.h"
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#include "dev.h"
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#include "hal/i2c.h"
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#if DEV_SENSOR_OV7725
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SENSOR_INIT_SECTION static const unsigned char OV7725InitTable[CMOS_INIT_LEN]=
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{
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0x12,0x80,
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0x3d,0x03,
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0x15,0x02,
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0x17,0x22,//{0x17, 0x26}, hstart
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0x18,0xa0,//{0x18, 0xa0}, hsize
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0x19,0x07,//{0x19, 0x05}, vstart
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0x1a,0xf0,//{0x1a, 0xf2}, vsize
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0x32,0x00,
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0x29,0xa0,
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// 0x2a,0x00,//0x10
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// 0x2b,0x80,//hb 80
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0x2c,0xf0,
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// 0x2d,0x0a,//vb 0a
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0x65,0x20,
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0x0c,0x10,
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0x11,0x01,
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0x42,0x7f,
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0x22,0x7f,
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0x23,0x03,
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0x63,0xe0,
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0x64,0xff,
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0x66,0x00,
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0x13,0xff,
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0x0d,0x41,
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0x0e,0x65,//0xd5
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0x0f,0xa5,
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0x14,0x10,//0x20
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0x22,0x84,//0x67
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0x23,0x03,
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0x24,0x70,//0x60
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0x25,0x30,//0x40
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0x26,0xa1,
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0x6b,0xaa,
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0x90,0x05,
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0x91,0x01,
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0x92,0x03,
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0x93,0x00,
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0x9c,0x20,
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0x9e,0x81,
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0x7e,0x0c,
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0x7f,0x16,
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0x80,0x2a,
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0x81,0x4e,
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0x82,0x61,
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0x83,0x6f,
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0x84,0x7b,
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0x85,0x86,
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0x86,0x8e,
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0x87,0x97,
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0x88,0xa4,
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0x89,0xaf,
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0x8a,0xc5,
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0x8b,0xd7,
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0x8c,0xe8,
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0x8d,0x20,
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0x94,0x6a,
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0x95,0x60,
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0x96,0x0e,
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0x97,0x0e,
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0x98,0x71,
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0x99,0x83,
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0x9a,0x1e,
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0x9b,0x02,
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0x9c,0x1d,
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0xa6,0x04,
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0x46,0x05,
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0x47,0x21,
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0x48,0x10,
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0x49,0x0d,
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0x4a,0x00,
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0x4b,0x0a,
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0x4c,0x11,
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0x10,0x7f,
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0xac,0xdf,
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0x8f,0x05,
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0x09,0x03,
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0x33,0x00,
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0x34,0x00,
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-1,-1};
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extern struct i2c_device *iic_test;
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static void OV7725_rotate(uint32 r)
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{
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unsigned char buf[2];
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buf[0] = 0x0c;
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buf[1] = (r<<6)|0x10;
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//i2c_sensor_write(iic_test,buf,1,1,0x42,0x43);
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i2c_write(iic_test,(int8 *)buf,1,(int8 *)&buf[1],1);
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}
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uint32 OV7725_hvblank(int8 dh,int8 dv)
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{
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uint32 i;
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#define HBLANK_BASE 0x80UL//0xb0UL
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#define VBLANK_BASE 0x0AUL//0x20UL
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int32 h = (int32)HBLANK_BASE + dh; if(h < 0) h = 0;
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int32 v = (int32)VBLANK_BASE + dv; if(v < 0) v = 0;
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const uint8 t[][2] = {
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{0x2A,(h >> 8)<<4},//HB[11:8]
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{0x2B,h & 0xff},//HB[7:0]
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{0x2D,v & 0xff},//VB[11:8]
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{0x2E,v >> 8},//VB[7:0]
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};
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for(i=0;i<4;i++)
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i2c_write(iic_test,(int8 *)&t[i][0],1,(int8 *)&t[i][1],1);
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return (h<<16)|v;
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}
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SENSOR_OP_SECTION const _Sensor_Adpt_ ov7725_cmd=
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{
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.typ = 1, //YUV
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.pixelw = 640,
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.pixelh= 480,
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.hsyn = 1,
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.vsyn = 1,
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.rduline = 0,//
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.rawwide = 1,//10bit
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.colrarray = 2,//0:_RGRG_ 1:_GRGR_,2:_BGBG_,3:_GBGB_
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.init = (uint8 *)OV7725InitTable,
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.rotate_adapt = {0},
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.hvb_adapt = {0x80,0x0a,0x80,0x0a},
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. mclk = 4000000,
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.p_fun_adapt = {OV7725_rotate,OV7725_hvblank,NULL},
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.p_xc7016_adapt = {NULL},
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};
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const _Sensor_Ident_ ov7725_init=
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{
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0x77,0x42,0x43,0x01,0x01,0x0a
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};
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#endif
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