/**
* @brief Initializes the camera.
* @param Camera: Pointer to the camera configuration structure
* @retval Camera status
*/
uint8_t BSP_CAMERA_Init(uint32_t Resolution)
{
DCMI_HandleTypeDef *phdcmi;
uint8_t ret = CAMERA_ERROR;
/* Get the DCMI handle structure */
phdcmi = &hdcmi_eval;
/*** Configures the DCMI to interface with the camera module ***/
/* DCMI configuration */
phdcmi->Init.CaptureRate = DCMI_CR_ALL_FRAME;
phdcmi->Init.HSPolarity = DCMI_HSPOLARITY_LOW;
phdcmi->Init.SynchroMode = DCMI_SYNCHRO_HARDWARE;
phdcmi->Init.VSPolarity = DCMI_VSPOLARITY_LOW;
phdcmi->Init.ExtendedDataMode = DCMI_EXTEND_DATA_8B;
phdcmi->Init.PCKPolarity = DCMI_PCKPOLARITY_RISING;
phdcmi->Instance = DCMI;
/* Configure IO functionalities for camera detect pin */
BSP_IO_Init();
/* Set the camera STANDBY pin */
BSP_IO_ConfigPin(XSDN_PIN, IO_MODE_OUTPUT);
BSP_IO_WritePin(XSDN_PIN, SET);
/* Check if the camera is plugged */
if(BSP_IO_ReadPin(CAM_PLUG_PIN))
{
return CAMERA_ERROR;
}
/* DCMI Initialization */
DCMI_MspInit();
HAL_DCMI_Init(phdcmi);
if(ov2640_ReadID(CAMERA_I2C_ADDRESS) == OV2640_ID)
{
/* Initialize the camera driver structure */
camera_drv = &ov2640_drv;
/* Camera Init */
camera_drv->Init(CAMERA_I2C_ADDRESS, Resolution);
/* Return CAMERA_OK status */
ret = CAMERA_OK;
}
current_resolution = Resolution;
return ret;
}
/**
* @brief Initializes the Camera.
* @param Camera: Pointer to the Camera configuration structure
* @retval Camera status
*/
uint8_t BSP_CAMERA_Init(uint32_t Resolution)
{
DCMI_HandleTypeDef *phdcmi;
uint8_t ret = CAMERA_ERROR;
/* Get the DCMI handle structure */
phdcmi = &hdcmi_eval;
/*** Configures the DCMI to interface with the Camera module ***/
/* DCMI configuration */
phdcmi->Init.CaptureRate = DCMI_CR_ALL_FRAME;
phdcmi->Init.HSPolarity = DCMI_HSPOLARITY_LOW;
phdcmi->Init.SynchroMode = DCMI_SYNCHRO_HARDWARE;
phdcmi->Init.VSPolarity = DCMI_VSPOLARITY_LOW;
phdcmi->Init.ExtendedDataMode = DCMI_EXTEND_DATA_8B;
phdcmi->Init.PCKPolarity = DCMI_PCKPOLARITY_RISING;
phdcmi->Instance = DCMI;
/* DCMI Initialization */
DCMI_MspInit();
HAL_DCMI_Init(phdcmi);
if(ov2640_drv.ReadID(CAMERA_I2C_ADDRESS) == OV2640_ID)
{
/* Initialize the Camera driver structure */
camera_drv = &ov2640_drv;
/* Camera Init */
camera_drv->Init(CAMERA_I2C_ADDRESS, Resolution);
/* Return CAMERA_OK status */
ret = CAMERA_OK;
}
current_resolution = Resolution;
return ret;
}
