Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources

2026-07-06 11:30:13 +08:00
commit e76462eeb7
3451 changed files with 1415300 additions and 0 deletions
--- a/sdk/lib/bus/iic/sensor/sensor_ov7725.c
+++ b/sdk/lib/bus/iic/sensor/sensor_ov7725.c
@@ -0,0 +1,155 @@
+#include "sys_config.h"
+#include "typesdef.h"
+#include "lib/video/dvp/cmos_sensor/csi.h"
+#include "tx_platform.h"
+#include "list.h"
+#include "dev.h"
+#include "hal/i2c.h"
+
+#if DEV_SENSOR_OV7725
+
+
+SENSOR_INIT_SECTION static const unsigned char OV7725InitTable[CMOS_INIT_LEN]= 
+{	
+	0x12,0x80,
+	0x3d,0x03,
+	0x15,0x02,
+	0x17,0x22,//{0x17, 0x26}, hstart
+	0x18,0xa0,//{0x18, 0xa0}, hsize
+	0x19,0x07,//{0x19, 0x05}, vstart
+	0x1a,0xf0,//{0x1a, 0xf2}, vsize
+	0x32,0x00,
+	0x29,0xa0,
+//	0x2a,0x00,//0x10
+//	0x2b,0x80,//hb 80
+	0x2c,0xf0,
+//	0x2d,0x0a,//vb 0a
+	0x65,0x20,
+	0x0c,0x10,
+	0x11,0x01,
+	0x42,0x7f,
+	0x22,0x7f,
+	0x23,0x03,
+	0x63,0xe0,
+	0x64,0xff,
+	0x66,0x00,
+	0x13,0xff,
+	0x0d,0x41,
+	0x0e,0x65,//0xd5
+	0x0f,0xa5,
+	0x14,0x10,//0x20
+	0x22,0x84,//0x67
+	0x23,0x03,
+	0x24,0x70,//0x60
+	0x25,0x30,//0x40
+	0x26,0xa1,
+	0x6b,0xaa,
+	0x90,0x05,
+	0x91,0x01,
+	0x92,0x03,
+	0x93,0x00,
+	0x9c,0x20,
+	0x9e,0x81,
+	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,
+	0x94,0x6a,
+	0x95,0x60,
+	0x96,0x0e,
+	0x97,0x0e,
+	0x98,0x71,
+	0x99,0x83,
+	0x9a,0x1e,
+	0x9b,0x02,
+	0x9c,0x1d,
+	0xa6,0x04,
+	0x46,0x05,
+	0x47,0x21,
+	0x48,0x10,
+	0x49,0x0d,
+	0x4a,0x00,
+	0x4b,0x0a,
+	0x4c,0x11,
+	0x10,0x7f,
+	0xac,0xdf,
+	0x8f,0x05,
+	0x09,0x03,
+	0x33,0x00,
+	0x34,0x00,
+   
+-1,-1};
+
+
+extern struct i2c_device *iic_test;
+
+static void OV7725_rotate(uint32 r)
+{
+	unsigned char buf[2];
+	buf[0] = 0x0c;
+	buf[1] = (r<<6)|0x10;
+	
+	//i2c_sensor_write(iic_test,buf,1,1,0x42,0x43);
+	i2c_write(iic_test,(int8 *)buf,1,(int8 *)&buf[1],1);
+
+}
+
+
+uint32 OV7725_hvblank(int8 dh,int8 dv)
+{
+	uint32 i;
+#define HBLANK_BASE	0x80UL//0xb0UL
+#define VBLANK_BASE	0x0AUL//0x20UL
+	int32 h = (int32)HBLANK_BASE + dh; if(h < 0) h = 0;
+	int32 v = (int32)VBLANK_BASE + dv; if(v < 0) v = 0;
+	const uint8 t[][2] = {
+		{0x2A,(h >> 8)<<4},//HB[11:8]
+		{0x2B,h & 0xff},//HB[7:0]
+		{0x2D,v & 0xff},//VB[11:8]
+		{0x2E,v >> 8},//VB[7:0]
+	};
+	
+	for(i=0;i<4;i++)
+		i2c_write(iic_test,(int8 *)&t[i][0],1,(int8 *)&t[i][1],1);
+
+	return (h<<16)|v;
+}
+
+
+SENSOR_OP_SECTION const _Sensor_Adpt_ ov7725_cmd= 
+{	
+	.typ = 1, //YUV
+	.pixelw = 640,
+	.pixelh= 480,
+	.hsyn = 1,
+	.vsyn = 1,
+	.rduline = 0,//
+	.rawwide = 1,//10bit
+	.colrarray = 2,//0:_RGRG_ 1:_GRGR_,2:_BGBG_,3:_GBGB_
+	.init = (uint8 *)OV7725InitTable,
+	.rotate_adapt = {0},
+	.hvb_adapt = {0x80,0x0a,0x80,0x0a},
+	. mclk = 4000000,
+	.p_fun_adapt = {OV7725_rotate,OV7725_hvblank,NULL},
+	.p_xc7016_adapt = {NULL}, 	
+};
+
+const _Sensor_Ident_ ov7725_init=
+{
+	0x77,0x42,0x43,0x01,0x01,0x0a
+};
+
+
+#endif