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/**
******************************************************************************
* @file ov9655.c
* @author MCD Application Team
* @brief This file provides the OV9655 camera driver
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "ov9655.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup Components
* @{
*/
/** @addtogroup OV9655
* @brief This file provides a set of functions needed to drive the
* OV9655 Camera module.
* @{
*/
/** @defgroup OV9655_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup OV9655_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup OV9655_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup OV9655_Private_FunctionPrototypes
* @{
*/
static uint64_t ov9655_ConvertValue(uint32_t feature, uint32_t value);
/**
* @}
*/
/** @defgroup OV9655_Private_Variables
* @{
*/
CAMERA_DrvTypeDef ov9655_drv =
{
ov9655_Init,
ov9655_ReadID,
ov9655_Config,
};
/* Initialization sequence for VGA resolution (640x480)*/
const unsigned char OV9655_VGA[][2]=
{
{0x00, 0x00},
{0x01, 0x80},
{0x02, 0x80},
{0xb5, 0x00},
{0x35, 0x00},
{0xa8, 0xc1},
{0x3a, 0xcc},
{0x3d, 0x99},
{0x77, 0x02},
{0x13, 0xe7},
{0x26, 0x72},
{0x27, 0x08},
{0x28, 0x08},
{0x2c, 0x08},
{0xab, 0x04},
{0x6e, 0x00},
{0x6d, 0x55},
{0x00, 0x11},
{0x10, 0x7b},
{0xbb, 0xae},
{0x11, 0x03},
{0x72, 0x00},
{0x3e, 0x0c},
{0x74, 0x3a},
{0x76, 0x01},
{0x75, 0x35},
{0x73, 0x00},
{0xc7, 0x80},
{0x62, 0x00},
{0x63, 0x00},
{0x64, 0x02},
{0x65, 0x20},
{0x66, 0x01},
{0xc3, 0x4e},
{0x33, 0x00},
{0xa4, 0x50},
{0xaa, 0x92},
{0xc2, 0x01},
{0xc1, 0xc8},
{0x1e, 0x04},
{0xa9, 0xef},
{0x0e, 0x61},
{0x39, 0x57},
{0x0f, 0x48},
{0x24, 0x3c},
{0x25, 0x36},
{0x12, 0x63},
{0x03, 0x12},
{0x32, 0xff},
{0x17, 0x16},
{0x18, 0x02},
{0x19, 0x01},
{0x1a, 0x3d},
{0x36, 0xfa},
{0x69, 0x0a},
{0x8c, 0x8d},
{0xc0, 0xaa},
{0x40, 0xd0},
{0x43, 0x14},
{0x44, 0xf0},
{0x45, 0x46},
{0x46, 0x62},
{0x47, 0x2a},
{0x48, 0x3c},
{0x59, 0x85},
{0x5a, 0xa9},
{0x5b, 0x64},
{0x5c, 0x84},
{0x5d, 0x53},
{0x5e, 0x0e},
{0x6c, 0x0c},
{0xc6, 0x85},
{0xcb, 0xf0},
{0xcc, 0xd8},
{0x71, 0x78},
{0xa5, 0x68},
{0x6f, 0x9e},
{0x42, 0xc0},
{0x3f, 0x82},
{0x8a, 0x23},
{0x14, 0x3a},
{0x3b, 0xcc},
{0x34, 0x3d},
{0x41, 0x40},
{0xc9, 0xe0},
{0xca, 0xe8},
{0xcd, 0x93},
{0x7a, 0x20},
{0x7b, 0x1c},
{0x7c, 0x28},
{0x7d, 0x3c},
{0x7e, 0x5a},
{0x7f, 0x68},
{0x80, 0x76},
{0x81, 0x80},
{0x82, 0x88},
{0x83, 0x8f},
{0x84, 0x96},
{0x85, 0xa3},
{0x86, 0xaf},
{0x87, 0xc4},
{0x88, 0xd7},
{0x89, 0xe8},
{0x4f, 0x98},
{0x50, 0x98},
{0x51, 0x00},
{0x52, 0x28},
{0x53, 0x70},
{0x54, 0x98},
{0x58, 0x1a},
{0x6b, 0x5a},
{0x90, 0x92},
{0x91, 0x92},
{0x9f, 0x90},
{0xa0, 0x90},
{0x16, 0x24},
{0x2a, 0x00},
{0x2b, 0x00},
{0xac, 0x80},
{0xad, 0x80},
{0xae, 0x80},
{0xaf, 0x80},
{0xb2, 0xf2},
{0xb3, 0x20},
{0xb4, 0x20},
{0xb6, 0xaf},
{0x29, 0x15},
{0x9d, 0x02},
{0x9e, 0x02},
{0x9e, 0x02},
{0x04, 0x03},
{0x05, 0x2e},
{0x06, 0x2e},
{0x07, 0x2e},
{0x08, 0x2e},
{0x2f, 0x2e},
{0x4a, 0xe9},
{0x4b, 0xdd},
{0x4c, 0xdd},
{0x4d, 0xdd},
{0x4e, 0xdd},
{0x70, 0x06},
{0xa6, 0x40},
{0xbc, 0x02},
{0xbd, 0x01},
{0xbe, 0x02},
{0xbf, 0x01},
};
/* Initialization sequence for QVGA resolution (320x240) */
const unsigned char OV9655_QVGA[][2]=
{
{0x00, 0x00},
{0x01, 0x80},
{0x02, 0x80},
{0x03, 0x02},
{0x04, 0x03},
{0x09, 0x01},
{0x0b, 0x57},
{0x0e, 0x61},
{0x0f, 0x40},
{0x11, 0x01},
{0x12, 0x62},
{0x13, 0xc7},
{0x14, 0x3a},
{0x16, 0x24},
{0x17, 0x18},
{0x18, 0x04},
{0x19, 0x01},
{0x1a, 0x81},
{0x1e, 0x00},
{0x24, 0x3c},
{0x25, 0x36},
{0x26, 0x72},
{0x27, 0x08},
{0x28, 0x08},
{0x29, 0x15},
{0x2a, 0x00},
{0x2b, 0x00},
{0x2c, 0x08},
{0x32, 0x12},
{0x33, 0x00},
{0x34, 0x3f},
{0x35, 0x00},
{0x36, 0x3a},
{0x38, 0x72},
{0x39, 0x57},
{0x3a, 0xcc},
{0x3b, 0x04},
{0x3d, 0x99},
{0x3e, 0x02},
{0x3f, 0xc1},
{0x40, 0xc0},
{0x41, 0x41},
{0x42, 0xc0},
{0x43, 0x0a},
{0x44, 0xf0},
{0x45, 0x46},
{0x46, 0x62},
{0x47, 0x2a},
{0x48, 0x3c},
{0x4a, 0xfc},
{0x4b, 0xfc},
{0x4c, 0x7f},
{0x4d, 0x7f},
{0x4e, 0x7f},
{0x4f, 0x98},
{0x50, 0x98},
{0x51, 0x00},
{0x52, 0x28},
{0x53, 0x70},
{0x54, 0x98},
{0x58, 0x1a},
{0x59, 0x85},
{0x5a, 0xa9},
{0x5b, 0x64},
{0x5c, 0x84},
{0x5d, 0x53},
{0x5e, 0x0e},
{0x5f, 0xf0},
{0x60, 0xf0},
{0x61, 0xf0},
{0x62, 0x00},
{0x63, 0x00},
{0x64, 0x02},
{0x65, 0x20},
{0x66, 0x00},
{0x69, 0x0a},
{0x6b, 0x5a},
{0x6c, 0x04},
{0x6d, 0x55},
{0x6e, 0x00},
{0x6f, 0x9d},
{0x70, 0x21},
{0x71, 0x78},
{0x72, 0x11},
{0x73, 0x01},
{0x74, 0x10},
{0x75, 0x10},
{0x76, 0x01},
{0x77, 0x02},
{0x7A, 0x12},
{0x7B, 0x08},
{0x7C, 0x16},
{0x7D, 0x30},
{0x7E, 0x5e},
{0x7F, 0x72},
{0x80, 0x82},
{0x81, 0x8e},
{0x82, 0x9a},
{0x83, 0xa4},
{0x84, 0xac},
{0x85, 0xb8},
{0x86, 0xc3},
{0x87, 0xd6},
{0x88, 0xe6},
{0x89, 0xf2},
{0x8a, 0x24},
{0x8c, 0x80},
{0x90, 0x7d},
{0x91, 0x7b},
{0x9d, 0x02},
{0x9e, 0x02},
{0x9f, 0x7a},
{0xa0, 0x79},
{0xa1, 0x40},
{0xa4, 0x50},
{0xa5, 0x68},
{0xa6, 0x4a},
{0xa8, 0xc1},
{0xa9, 0xef},
{0xaa, 0x92},
{0xab, 0x04},
{0xac, 0x80},
{0xad, 0x80},
{0xae, 0x80},
{0xaf, 0x80},
{0xb2, 0xf2},
{0xb3, 0x20},
{0xb4, 0x20},
{0xb5, 0x00},
{0xb6, 0xaf},
{0xb6, 0xaf},
{0xbb, 0xae},
{0xbc, 0x7f},
{0xbd, 0x7f},
{0xbe, 0x7f},
{0xbf, 0x7f},
{0xbf, 0x7f},
{0xc0, 0xaa},
{0xc1, 0xc0},
{0xc2, 0x01},
{0xc3, 0x4e},
{0xc6, 0x05},
{0xc7, 0x81},
{0xc9, 0xe0},
{0xca, 0xe8},
{0xcb, 0xf0},
{0xcc, 0xd8},
{0xcd, 0x93},
{0x12, 0x63},
{0x40, 0x10},
};
/* Initialization sequence for QQVGA resolution (160x120) */
const char OV9655_QQVGA[][2]=
{
{0x00, 0x00},
{0x01, 0x80},
{0x02, 0x80},
{0x03, 0x02},
{0x04, 0x03},
{0x09, 0x01},
{0x0b, 0x57},
{0x0e, 0x61},
{0x0f, 0x40},
{0x11, 0x01},
{0x12, 0x62},
{0x13, 0xc7},
{0x14, 0x3a},
{0x16, 0x24},
{0x17, 0x18},
{0x18, 0x04},
{0x19, 0x01},
{0x1a, 0x81},
{0x1e, 0x00},
{0x24, 0x3c},
{0x25, 0x36},
{0x26, 0x72},
{0x27, 0x08},
{0x28, 0x08},
{0x29, 0x15},
{0x2a, 0x00},
{0x2b, 0x00},
{0x2c, 0x08},
{0x32, 0xa4},
{0x33, 0x00},
{0x34, 0x3f},
{0x35, 0x00},
{0x36, 0x3a},
{0x38, 0x72},
{0x39, 0x57},
{0x3a, 0xcc},
{0x3b, 0x04},
{0x3d, 0x99},
{0x3e, 0x0e},
{0x3f, 0xc1},
{0x40, 0xc0},
{0x41, 0x41},
{0x42, 0xc0},
{0x43, 0x0a},
{0x44, 0xf0},
{0x45, 0x46},
{0x46, 0x62},
{0x47, 0x2a},
{0x48, 0x3c},
{0x4a, 0xfc},
{0x4b, 0xfc},
{0x4c, 0x7f},
{0x4d, 0x7f},
{0x4e, 0x7f},
{0x4f, 0x98},
{0x50, 0x98},
{0x51, 0x00},
{0x52, 0x28},
{0x53, 0x70},
{0x54, 0x98},
{0x58, 0x1a},
{0x59, 0x85},
{0x5a, 0xa9},
{0x5b, 0x64},
{0x5c, 0x84},
{0x5d, 0x53},
{0x5e, 0x0e},
{0x5f, 0xf0},
{0x60, 0xf0},
{0x61, 0xf0},
{0x62, 0x00},
{0x63, 0x00},
{0x64, 0x02},
{0x65, 0x20},
{0x66, 0x00},
{0x69, 0x0a},
{0x6b, 0x5a},
{0x6c, 0x04},
{0x6d, 0x55},
{0x6e, 0x00},
{0x6f, 0x9d},
{0x70, 0x21},
{0x71, 0x78},
{0x72, 0x22},
{0x73, 0x02},
{0x74, 0x10},
{0x75, 0x10},
{0x76, 0x01},
{0x77, 0x02},
{0x7A, 0x12},
{0x7B, 0x08},
{0x7C, 0x16},
{0x7D, 0x30},
{0x7E, 0x5e},
{0x7F, 0x72},
{0x80, 0x82},
{0x81, 0x8e},
{0x82, 0x9a},
{0x83, 0xa4},
{0x84, 0xac},
{0x85, 0xb8},
{0x86, 0xc3},
{0x87, 0xd6},
{0x88, 0xe6},
{0x89, 0xf2},
{0x8a, 0x24},
{0x8c, 0x80},
{0x90, 0x7d},
{0x91, 0x7b},
{0x9d, 0x02},
{0x9e, 0x02},
{0x9f, 0x7a},
{0xa0, 0x79},
{0xa1, 0x40},
{0xa4, 0x50},
{0xa5, 0x68},
{0xa6, 0x4a},
{0xa8, 0xc1},
{0xa9, 0xef},
{0xaa, 0x92},
{0xab, 0x04},
{0xac, 0x80},
{0xad, 0x80},
{0xae, 0x80},
{0xaf, 0x80},
{0xb2, 0xf2},
{0xb3, 0x20},
{0xb4, 0x20},
{0xb5, 0x00},
{0xb6, 0xaf},
{0xb6, 0xaf},
{0xbb, 0xae},
{0xbc, 0x7f},
{0xbd, 0x7f},
{0xbe, 0x7f},
{0xbf, 0x7f},
{0xbf, 0x7f},
{0xc0, 0xaa},
{0xc1, 0xc0},
{0xc2, 0x01},
{0xc3, 0x4e},
{0xc6, 0x05},
{0xc7, 0x82},
{0xc9, 0xe0},
{0xca, 0xe8},
{0xcb, 0xf0},
{0xcc, 0xd8},
{0xcd, 0x93},
{0x12, 0x63},
{0x40, 0x10},
};
/**
* @}
*/
/** @defgroup OV9655_Private_Functions
* @{
*/
/**
* @brief Initializes the OV9655 CAMERA component.
* @param DeviceAddr: Device address on communication Bus.
* @param resolution: Camera resolution
* @retval None
*/
void ov9655_Init(uint16_t DeviceAddr, uint32_t resolution)
{
uint32_t index;
/* Initialize I2C */
CAMERA_IO_Init();
/* Prepare the camera to be configured by resetting all its registers */
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_COM7, 0x80);
CAMERA_Delay(200);
/* Initialize OV9655 */
switch (resolution)
{
case CAMERA_R160x120:
{
for(index=0; index<(sizeof(OV9655_QQVGA)/2); index++)
{
CAMERA_IO_Write(DeviceAddr, OV9655_QQVGA[index][0], OV9655_QQVGA[index][1]);
CAMERA_Delay(2);
}
break;
}
case CAMERA_R320x240:
{
for(index=0; index<(sizeof(OV9655_QVGA)/2); index++)
{
CAMERA_IO_Write(DeviceAddr, OV9655_QVGA[index][0], OV9655_QVGA[index][1]);
CAMERA_Delay(2);
}
break;
}
case CAMERA_R480x272:
{
/* Not supported resolution */
break;
}
case CAMERA_R640x480:
{
for(index=0; index<(sizeof(OV9655_VGA)/2); index++)
{
CAMERA_IO_Write(DeviceAddr, OV9655_VGA[index][0], OV9655_VGA[index][1]);
CAMERA_Delay(2);
}
break;
}
default:
{
break;
}
}
}
/**
* @brief Configures the OV9655 camera feature.
* @param DeviceAddr: Device address on communication Bus.
* @param feature: Camera feature to be configured
* @param value: Value to be configured
* @param brightness_value: Brightness value to be configured
* @retval None
*/
void ov9655_Config(uint16_t DeviceAddr, uint32_t feature, uint32_t value, uint32_t brightness_value)
{
uint8_t tslb, mtx1, mtx2, mtx3, mtx4, mtx5, mtx6;
uint64_t value_tmp;
uint32_t br_value;
/* Convert the input value into ov9655 parameters */
value_tmp = ov9655_ConvertValue(feature, value);
br_value = (uint32_t)ov9655_ConvertValue(CAMERA_CONTRAST_BRIGHTNESS, brightness_value);
switch(feature)
{
case CAMERA_CONTRAST_BRIGHTNESS:
{
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_BRTN, br_value);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_CNST1, value_tmp);
break;
}
case CAMERA_BLACK_WHITE:
case CAMERA_COLOR_EFFECT:
{
tslb = (uint8_t)(value_tmp >> 48);
mtx1 = (uint8_t)(value_tmp >> 40);
mtx2 = (uint8_t)(value_tmp >> 32);
mtx3 = (uint8_t)(value_tmp >> 24);
mtx4 = (uint8_t)(value_tmp >> 16);
mtx5 = (uint8_t)(value_tmp >> 8);
mtx6 = (uint8_t)(value_tmp);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_TSLB, tslb);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX1, mtx1);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX2, mtx2);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX3, mtx3);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX4, mtx4);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX5, mtx5);
CAMERA_IO_Write(DeviceAddr, OV9655_SENSOR_MTX6, mtx6);
break;
}
default:
{
break;
}
}
}
/**
* @brief Read the OV9655 Camera identity.
* @param DeviceAddr: Device address on communication Bus.
* @retval the OV9655 ID
*/
uint16_t ov9655_ReadID(uint16_t DeviceAddr)
{
/* Initialize I2C */
CAMERA_IO_Init();
/* Get the camera ID */
return (CAMERA_IO_Read(DeviceAddr, OV9655_SENSOR_PIDH));
}
/******************************************************************************
Static Functions
*******************************************************************************/
/**
* @brief Convert input values into ov9655 parameters.
* @param feature: Camera feature to be configured
* @param value: Value to be configured
* @retval The converted value
*/
static uint64_t ov9655_ConvertValue(uint32_t feature, uint32_t value)
{
uint64_t ret = 0;
switch(feature)
{
case CAMERA_BLACK_WHITE:
{
switch(value)
{
case CAMERA_BLACK_WHITE_BW:
{
ret = OV9655_BLACK_WHITE_BW;
break;
}
case CAMERA_BLACK_WHITE_NEGATIVE:
{
ret = OV9655_BLACK_WHITE_NEGATIVE;
break;
}
case CAMERA_BLACK_WHITE_BW_NEGATIVE:
{
ret = OV9655_BLACK_WHITE_BW_NEGATIVE;
break;
}
case CAMERA_BLACK_WHITE_NORMAL:
{
ret = OV9655_BLACK_WHITE_NORMAL;
break;
}
default:
{
ret = OV9655_BLACK_WHITE_NORMAL;
break;
}
}
break;
}
case CAMERA_CONTRAST_BRIGHTNESS:
{
switch(value)
{
case CAMERA_BRIGHTNESS_LEVEL0:
{
ret = OV9655_BRIGHTNESS_LEVEL0;
break;
}
case CAMERA_BRIGHTNESS_LEVEL1:
{
ret = OV9655_BRIGHTNESS_LEVEL1;
break;
}
case CAMERA_BRIGHTNESS_LEVEL2:
{
ret = OV9655_BRIGHTNESS_LEVEL2;
break;
}
case CAMERA_BRIGHTNESS_LEVEL3:
{
ret = OV9655_BRIGHTNESS_LEVEL3;
break;
}
case CAMERA_BRIGHTNESS_LEVEL4:
{
ret = OV9655_BRIGHTNESS_LEVEL4;
break;
}
case CAMERA_CONTRAST_LEVEL0:
{
ret = OV9655_CONTRAST_LEVEL0;
break;
}
case CAMERA_CONTRAST_LEVEL1:
{
ret = OV9655_CONTRAST_LEVEL1;
break;
}
case CAMERA_CONTRAST_LEVEL2:
{
ret = OV9655_CONTRAST_LEVEL2;
break;
}
case CAMERA_CONTRAST_LEVEL3:
{
ret = OV9655_CONTRAST_LEVEL3;
break;
}
case CAMERA_CONTRAST_LEVEL4:
{
ret = OV9655_CONTRAST_LEVEL4;
break;
}
default:
{
ret = OV9655_CONTRAST_LEVEL0;
break;
}
}
break;
}
case CAMERA_COLOR_EFFECT:
{
switch(value)
{
case CAMERA_COLOR_EFFECT_ANTIQUE:
{
ret = OV9655_COLOR_EFFECT_ANTIQUE;
break;
}
case CAMERA_COLOR_EFFECT_BLUE:
{
ret = OV9655_COLOR_EFFECT_BLUE;
break;
}
case CAMERA_COLOR_EFFECT_GREEN:
{
ret = OV9655_COLOR_EFFECT_GREEN;
break;
}
case CAMERA_COLOR_EFFECT_RED:
{
ret = OV9655_COLOR_EFFECT_RED;
break;
}
case CAMERA_COLOR_EFFECT_NONE:
default:
{
ret = OV9655_COLOR_EFFECT_NONE;
break;
}
}
break;
default:
{
ret = 0;
break;
}
}
}
return ret;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/