hpm_ov7725.c File Reference

#include "hpm_ov7725.h"

Functions
hpm_stat_t	ov7725_read_register (camera_context_t *context, uint8_t reg, uint8_t *buf)
	ov7725 read register More...
hpm_stat_t	ov7725_write_register (camera_context_t *context, uint8_t reg, uint8_t val)
	ov7725 write register More...
hpm_stat_t	ov7725_load_settings (camera_context_t *context, uint8_t *reg_values, uint32_t count)
	ov7725 load set of register-value pairs More...
hpm_stat_t	ov7725_software_reset (camera_context_t *context)
	ov7725 reset More...
hpm_stat_t	ov7725_check_chip_id (camera_context_t *context)
	ov7725 check chip id More...
static hpm_stat_t	ov7725_set_framesize (camera_context_t *context, uint16_t width, uint16_t height)
hpm_stat_t	ov7725_set_pixel_format (camera_context_t *context, display_pixel_format_t pixel_format)
hpm_stat_t	ov7725_init (camera_context_t *context, camera_config_t *ov_config)
	ov7725 initialization routine More...
void	ov7725_power_up (camera_context_t *context)
	ov7725 power up More...

Variables
static const uint8_t	ov7725_default_regs [][2]
static const uint8_t	ov7725_default_yuv_regs [][2]

Function Documentation

ov7725_set_framesize()

static hpm_stat_t ov7725_set_framesize ( camera_context_t *  context, uint16_t  width, uint16_t  height  )

static

ov7725_set_pixel_format()

hpm_stat_t ov7725_set_pixel_format	(	camera_context_t *	context,
		display_pixel_format_t	pixel_format
	)

Variable Documentation

ov7725_default_regs

const uint8_t ov7725_default_regs[][2]

static

Initial value:

= {
    { (0x0DU)  ,          0x41}, 
 
    
    { (0x17U)  ,        0x22},
    { (0x18U)  ,         0xa4},
    { (0x19U)  ,        0x07},
    { (0x1AU)  ,         0xf0},
    { (0x32U)  ,          0x00},
 
    
    { (0x29U)  ,      0xA0},
    { (0x2CU)  ,      0xF0},
 
    { (0x3DU)  ,         0x03},
    { (0x2AU)  ,         0x00},
    { (0x42U)  ,         0x7F},
    { (0x4DU)  ,       0x09},
    { (0x63U)  ,     0xE0},
    { (0x64U)  ,     0xFF},
    { (0x65U)  ,     0x20},
    { (0x66U)  ,     0x00},
    { (0x67U)  ,     0x00},
 
    { (0x13U)  ,          0xF8},
    { (0x0FU)  ,          0xC5},
    { (0x14U)  ,          0x11},
    { (0x15U)  ,          (0x02U)   |  (0x20U)  }, 
    { (0x22U)  ,        0x7F},
    { (0x23U)  ,        0x03},
    { (0x24U)  ,           0x70},
    { (0x25U)  ,           0x43},
    { (0x26U)  ,           0xA1},
    { (0x2BU)  ,         0x00},
    { (0x6BU)  ,     0xAA},
    { (0x13U)  ,          0xFF},
 
    
    { (0x7EU)  ,          0x0C},
    { (0x7FU)  ,          0x16},
    { (0x80U)  ,          0x2A},
    { (0x81U)  ,          0x4E},
    { (0x82U)  ,          0x61},
    { (0x83U)  ,          0x6F},
    { (0x84U)  ,          0x7B},
    { (0x85U)  ,          0x86},
    { (0x86U)  ,          0x8E},
    { (0x87U)  ,         0x97},
    { (0x88U)  ,         0xA4},
    { (0x89U)  ,         0xAF},
    { (0x8AU)  ,         0xC5},
    { (0x8BU)  ,         0xD7},
    { (0x8CU)  ,         0xE8},
 
    { (0x8DU)  ,          0x20},
    { (0x90U)  ,         0x05},
    { (0x92U)  ,         0x03},
    { (0x93U)  ,         0x00},
    { (0x91U)  ,        0x01},
 
    { (0x94U)  ,          0xB0},
    { (0x95U)  ,          0x9D},
    { (0x96U)  ,          0x13},
    { (0x97U)  ,          0x16},
    { (0x98U)  ,          0x7B},
    { (0x99U)  ,          0x91},
    { (0x9AU)  ,      0x1E},
 
    { (0x9BU)  ,    0x08},
    { (0x9CU)  ,      0x20},
    { (0x9EU)  ,        0x81},
    { (0xA6U)  ,           ( (0x04U)   |  (0x02U)  )},
 
    
    { (0x33U)  ,        0x00},
    { (0x34U)  ,        0x00},
    { (0x22U)  ,        0x7F},
    { (0x23U)  ,        0x03},
 
    
    { (0x4AU)  ,       0x10},
    { (0x49U)  ,       0x10},
    { (0x4BU)  ,      0x14},
    { (0x4CU)  ,      0x17},
    { (0x46U)  ,        0x05},
    { (0x0EU)  ,          0x65},
}

ov7725_default_yuv_regs

const uint8_t ov7725_default_yuv_regs[][2]

static

Initial value:

= {
    { (0x3DU)  ,       0x03},
    { (0x17U)  ,      0x22},
    { (0x18U)  ,       0xa4},
    { (0x19U)  ,      0x07},
    { (0x1AU)  ,       0xf0},
    { (0x32U)  ,        0x00},
    { (0x29U)  ,    0xa0},
    { (0x2CU)  ,    0xf0},
    { (0x2AU)  ,       0x00},
    { (0x11U)  ,       0x01},
    { (0x42U)  ,       0x7f},
    { (0x4DU)  ,     0x09},
    { (0x63U)  ,   0xe0},
    { (0x64U)  ,   0xff},
    { (0x65U)  ,   0x20},
    { (0x66U)  ,   0x00},
    { (0x67U)  ,   0x48},
    { (0x13U)  ,        0xf0},
    { (0x0DU)  ,        0x41}, 
    { (0x0FU)  ,        0xc5},
    { (0x14U)  ,        0x11},
    { (0x22U)  ,      0x7f},
    { (0x23U)  ,      0x03},
    { (0x24U)  ,         0x40},
    { (0x25U)  ,         0x30},
    { (0x26U)  ,         0xa1},
    { (0x2BU)  ,       0x00},
    { (0x6BU)  ,   0xaa},
    { (0x13U)  ,        0xff},
    { (0x90U)  ,       0x05},
    { (0x91U)  ,      0x01},
    { (0x92U)  ,       0x03},
    { (0x93U)  ,       0x00},
    { (0x94U)  ,        0xb0},
    { (0x95U)  ,        0x9d},
    { (0x96U)  ,        0x13},
    { (0x97U)  ,        0x16},
    { (0x98U)  ,        0x7b},
    { (0x99U)  ,        0x91},
    { (0x9AU)  ,    0x1e},
    { (0x9BU)  ,  0x08},
    { (0x9CU)  ,    0x20},
    { (0x9EU)  ,      0x81},
    { (0xA6U)  ,         0x06},
    
    { (0x7EU)  ,        0x0c},
    { (0x7FU)  ,        0x16},
    { (0x80U)  ,        0x2a},
    { (0x81U)  ,        0x4e},
    { (0x82U)  ,        0x61},
    { (0x83U)  ,        0x6f},
    { (0x84U)  ,        0x7b},
    { (0x85U)  ,        0x86},
    { (0x86U)  ,        0x8e},
    { (0x87U)  ,       0x97},
    { (0x88U)  ,       0xa4},
    { (0x89U)  ,       0xaf},
    { (0x8AU)  ,       0xc5},
    { (0x8BU)  ,       0xd7},
    { (0x8CU)  ,       0xe8},
    { (0x8DU)  ,        0x20},
    
    { (0x33U)  ,      0x00},
    { (0x22U)  ,      0x7f},
    { (0x23U)  ,      0x03},
 
    
    { (0x4AU)  ,     0x10},
    { (0x49U)  ,     0x10},
    { (0x4BU)  ,    0x14},
    { (0x4CU)  ,    0x17},
    { (0x46U)  ,      0x05},
    { (0x0EU)  ,        0x65},
}