Hi,everybody
There are many conceptions in ov5693.c that I can’t understand.
Like:
#define OV5693_MAX_FRAME_LENGTH (0x7fff)
#define OV5693_MIN_EXPOSURE_COARSE (0x0002)
#define OV5693_MAX_EXPOSURE_COARSE (OV5693_MAX_FRAME_LENGTH-OV5693_MAX_COARSE_DIFF)
#define OV5693_DEFAULT_FRAME_LENGTH (0x07C0)
#define OV5693_DEFAULT_EXPOSURE_COARSE (OV5693_DEFAULT_FRAME_LENGTH-OV5693_MAX_COARSE_DIFF)
Or in device tree,
line_length = “1524”;
Could you tell me hat’s the relationship about frame length,exposure coarse and line length ?Thanks