in Drivers/BSP/Components/ov5640/ov5640.c [133:449]
int32_t OV5640_Init(OV5640_Object_t *pObj, uint32_t Resolution, uint32_t PixelFormat)
{
uint32_t index;
int32_t ret = OV5640_OK;
/* Initialization sequence for OV5640 */
static const uint16_t OV5640_Common[][2] =
{
{OV5640_SCCB_SYSTEM_CTRL1, 0x11},
{OV5640_SYSTEM_CTROL0, 0x82},
{OV5640_SCCB_SYSTEM_CTRL1, 0x03},
{OV5640_PAD_OUTPUT_ENABLE01, 0xFF},
{OV5640_PAD_OUTPUT_ENABLE02, 0xf3},
{OV5640_SC_PLL_CONTRL0, 0x18},
{OV5640_SYSTEM_CTROL0, 0x02},
{OV5640_SC_PLL_CONTRL1, 0x41},
{OV5640_SC_PLL_CONTRL2, 0x30},
{OV5640_SC_PLL_CONTRL3, 0x13},
{OV5640_SYSTEM_ROOT_DIVIDER, 0x01},
{0x3630, 0x36},
{0x3631, 0x0e},
{0x3632, 0xe2},
{0x3633, 0x12},
{0x3621, 0xe0},
{0x3704, 0xa0},
{0x3703, 0x5a},
{0x3715, 0x78},
{0x3717, 0x01},
{0x370b, 0x60},
{0x3705, 0x1a},
{0x3905, 0x02},
{0x3906, 0x10},
{0x3901, 0x0a},
{0x3731, 0x12},
{0x3600, 0x08},
{0x3601, 0x33},
{0x302d, 0x60},
{0x3620, 0x52},
{0x371b, 0x20},
{0x471c, 0x50},
{OV5640_AEC_CTRL13, 0x43},
{OV5640_AEC_GAIN_CEILING_HIGH, 0x00},
{OV5640_AEC_GAIN_CEILING_LOW, 0xf8},
{0x3635, 0x13},
{0x3636, 0x03},
{0x3634, 0x40},
{0x3622, 0x01},
{OV5640_5060HZ_CTRL01, 0x34},
{OV5640_5060HZ_CTRL04, 0x28},
{OV5640_5060HZ_CTRL05, 0x98},
{OV5640_LIGHTMETER1_TH_HIGH, 0x00},
{OV5640_LIGHTMETER1_TH_LOW, 0x00},
{OV5640_LIGHTMETER2_TH_HIGH, 0x01},
{OV5640_LIGHTMETER2_TH_LOW, 0x2c},
{OV5640_SAMPLE_NUMBER_HIGH, 0x9c},
{OV5640_SAMPLE_NUMBER_LOW, 0x40},
{OV5640_TIMING_TC_REG20, 0x06},
{OV5640_TIMING_TC_REG21, 0x00},
{OV5640_TIMING_X_INC, 0x31},
{OV5640_TIMING_Y_INC, 0x31},
{OV5640_TIMING_HS_HIGH, 0x00},
{OV5640_TIMING_HS_LOW, 0x00},
{OV5640_TIMING_VS_HIGH, 0x00},
{OV5640_TIMING_VS_LOW, 0x04},
{OV5640_TIMING_HW_HIGH, 0x0a},
{OV5640_TIMING_HW_LOW, 0x3f},
{OV5640_TIMING_VH_HIGH, 0x07},
{OV5640_TIMING_VH_LOW, 0x9b},
{OV5640_TIMING_DVPHO_HIGH, 0x03},
{OV5640_TIMING_DVPHO_LOW, 0x20},
{OV5640_TIMING_DVPVO_HIGH, 0x02},
{OV5640_TIMING_DVPVO_LOW, 0x58},
{OV5640_TIMING_HTS_HIGH, 0x06},
{OV5640_TIMING_HTS_LOW, 0x40},
{OV5640_TIMING_VTS_HIGH, 0x03},
{OV5640_TIMING_VTS_LOW, 0xe8},
{OV5640_TIMING_HOFFSET_HIGH, 0x00},
{OV5640_TIMING_HOFFSET_LOW, 0x10},
{OV5640_TIMING_VOFFSET_HIGH, 0x00},
{OV5640_TIMING_VOFFSET_LOW, 0x06},
{0x3618, 0x00},
{0x3612, 0x29},
{0x3708, 0x64},
{0x3709, 0x52},
{0x370c, 0x03},
{OV5640_AEC_CTRL02, 0x03},
{OV5640_AEC_CTRL03, 0xd8},
{OV5640_AEC_B50_STEP_HIGH, 0x01},
{OV5640_AEC_B50_STEP_LOW, 0x27},
{OV5640_AEC_B60_STEP_HIGH, 0x00},
{OV5640_AEC_B60_STEP_LOW, 0xf6},
{OV5640_AEC_CTRL0E, 0x03},
{OV5640_AEC_CTRL0D, 0x04},
{OV5640_AEC_MAX_EXPO_HIGH, 0x03},
{OV5640_AEC_MAX_EXPO_LOW, 0xd8},
{OV5640_BLC_CTRL01, 0x02},
{OV5640_BLC_CTRL04, 0x02},
{OV5640_SYSREM_RESET00, 0x00},
{OV5640_SYSREM_RESET02, 0x1c},
{OV5640_CLOCK_ENABLE00, 0xff},
{OV5640_CLOCK_ENABLE02, 0xc3},
{OV5640_MIPI_CONTROL00, 0x58},
{0x302e, 0x00},
{OV5640_POLARITY_CTRL, 0x22},
{OV5640_FORMAT_CTRL00, 0x6F},
{OV5640_FORMAT_MUX_CTRL, 0x01},
{OV5640_JPG_MODE_SELECT, 0x03},
{OV5640_JPEG_CTRL07, 0x04},
{0x440e, 0x00},
{0x460b, 0x35},
{0x460c, 0x23},
{OV5640_PCLK_PERIOD, 0x22},
{0x3824, 0x02},
{OV5640_ISP_CONTROL00, 0xa7},
{OV5640_ISP_CONTROL01, 0xa3},
{OV5640_AWB_CTRL00, 0xff},
{OV5640_AWB_CTRL01, 0xf2},
{OV5640_AWB_CTRL02, 0x00},
{OV5640_AWB_CTRL03, 0x14},
{OV5640_AWB_CTRL04, 0x25},
{OV5640_AWB_CTRL05, 0x24},
{OV5640_AWB_CTRL06, 0x09},
{OV5640_AWB_CTRL07, 0x09},
{OV5640_AWB_CTRL08, 0x09},
{OV5640_AWB_CTRL09, 0x75},
{OV5640_AWB_CTRL10, 0x54},
{OV5640_AWB_CTRL11, 0xe0},
{OV5640_AWB_CTRL12, 0xb2},
{OV5640_AWB_CTRL13, 0x42},
{OV5640_AWB_CTRL14, 0x3d},
{OV5640_AWB_CTRL15, 0x56},
{OV5640_AWB_CTRL16, 0x46},
{OV5640_AWB_CTRL17, 0xf8},
{OV5640_AWB_CTRL18, 0x04},
{OV5640_AWB_CTRL19, 0x70},
{OV5640_AWB_CTRL20, 0xf0},
{OV5640_AWB_CTRL21, 0xf0},
{OV5640_AWB_CTRL22, 0x03},
{OV5640_AWB_CTRL23, 0x01},
{OV5640_AWB_CTRL24, 0x04},
{OV5640_AWB_CTRL25, 0x12},
{OV5640_AWB_CTRL26, 0x04},
{OV5640_AWB_CTRL27, 0x00},
{OV5640_AWB_CTRL28, 0x06},
{OV5640_AWB_CTRL29, 0x82},
{OV5640_AWB_CTRL30, 0x38},
{OV5640_CMX1, 0x1e},
{OV5640_CMX2, 0x5b},
{OV5640_CMX3, 0x08},
{OV5640_CMX4, 0x0a},
{OV5640_CMX5, 0x7e},
{OV5640_CMX6, 0x88},
{OV5640_CMX7, 0x7c},
{OV5640_CMX8, 0x6c},
{OV5640_CMX9, 0x10},
{OV5640_CMXSIGN_HIGH, 0x01},
{OV5640_CMXSIGN_LOW, 0x98},
{OV5640_CIP_SHARPENMT_TH1, 0x08},
{OV5640_CIP_SHARPENMT_TH2, 0x30},
{OV5640_CIP_SHARPENMT_OFFSET1, 0x10},
{OV5640_CIP_SHARPENMT_OFFSET2, 0x00},
{OV5640_CIP_DNS_TH1, 0x08},
{OV5640_CIP_DNS_TH2, 0x30},
{OV5640_CIP_DNS_OFFSET1, 0x08},
{OV5640_CIP_DNS_OFFSET2, 0x16},
{OV5640_CIP_CTRL, 0x08},
{OV5640_CIP_SHARPENTH_TH1, 0x30},
{OV5640_CIP_SHARPENTH_TH2, 0x04},
{OV5640_CIP_SHARPENTH_OFFSET1, 0x06},
{OV5640_GAMMA_CTRL00, 0x01},
{OV5640_GAMMA_YST00, 0x08},
{OV5640_GAMMA_YST01, 0x14},
{OV5640_GAMMA_YST02, 0x28},
{OV5640_GAMMA_YST03, 0x51},
{OV5640_GAMMA_YST04, 0x65},
{OV5640_GAMMA_YST05, 0x71},
{OV5640_GAMMA_YST06, 0x7d},
{OV5640_GAMMA_YST07, 0x87},
{OV5640_GAMMA_YST08, 0x91},
{OV5640_GAMMA_YST09, 0x9a},
{OV5640_GAMMA_YST0A, 0xaa},
{OV5640_GAMMA_YST0B, 0xb8},
{OV5640_GAMMA_YST0C, 0xcd},
{OV5640_GAMMA_YST0D, 0xdd},
{OV5640_GAMMA_YST0E, 0xea},
{OV5640_GAMMA_YST0F, 0x1d},
{OV5640_SDE_CTRL0, 0x02},
{OV5640_SDE_CTRL3, 0x40},
{OV5640_SDE_CTRL4, 0x10},
{OV5640_SDE_CTRL9, 0x10},
{OV5640_SDE_CTRL10, 0x00},
{OV5640_SDE_CTRL11, 0xf8},
{OV5640_GMTRX00, 0x23},
{OV5640_GMTRX01, 0x14},
{OV5640_GMTRX02, 0x0f},
{OV5640_GMTRX03, 0x0f},
{OV5640_GMTRX04, 0x12},
{OV5640_GMTRX05, 0x26},
{OV5640_GMTRX10, 0x0c},
{OV5640_GMTRX11, 0x08},
{OV5640_GMTRX12, 0x05},
{OV5640_GMTRX13, 0x05},
{OV5640_GMTRX14, 0x08},
{OV5640_GMTRX15, 0x0d},
{OV5640_GMTRX20, 0x08},
{OV5640_GMTRX21, 0x03},
{OV5640_GMTRX22, 0x00},
{OV5640_GMTRX23, 0x00},
{OV5640_GMTRX24, 0x03},
{OV5640_GMTRX25, 0x09},
{OV5640_GMTRX30, 0x07},
{OV5640_GMTRX31, 0x03},
{OV5640_GMTRX32, 0x00},
{OV5640_GMTRX33, 0x01},
{OV5640_GMTRX34, 0x03},
{OV5640_GMTRX35, 0x08},
{OV5640_GMTRX40, 0x0d},
{OV5640_GMTRX41, 0x08},
{OV5640_GMTRX42, 0x05},
{OV5640_GMTRX43, 0x06},
{OV5640_GMTRX44, 0x08},
{OV5640_GMTRX45, 0x0e},
{OV5640_GMTRX50, 0x29},
{OV5640_GMTRX51, 0x17},
{OV5640_GMTRX52, 0x11},
{OV5640_GMTRX53, 0x11},
{OV5640_GMTRX54, 0x15},
{OV5640_GMTRX55, 0x28},
{OV5640_BRMATRX00, 0x46},
{OV5640_BRMATRX01, 0x26},
{OV5640_BRMATRX02, 0x08},
{OV5640_BRMATRX03, 0x26},
{OV5640_BRMATRX04, 0x64},
{OV5640_BRMATRX05, 0x26},
{OV5640_BRMATRX06, 0x24},
{OV5640_BRMATRX07, 0x22},
{OV5640_BRMATRX08, 0x24},
{OV5640_BRMATRX09, 0x24},
{OV5640_BRMATRX20, 0x06},
{OV5640_BRMATRX21, 0x22},
{OV5640_BRMATRX22, 0x40},
{OV5640_BRMATRX23, 0x42},
{OV5640_BRMATRX24, 0x24},
{OV5640_BRMATRX30, 0x26},
{OV5640_BRMATRX31, 0x24},
{OV5640_BRMATRX32, 0x22},
{OV5640_BRMATRX33, 0x22},
{OV5640_BRMATRX34, 0x26},
{OV5640_BRMATRX40, 0x44},
{OV5640_BRMATRX41, 0x24},
{OV5640_BRMATRX42, 0x26},
{OV5640_BRMATRX43, 0x28},
{OV5640_BRMATRX44, 0x42},
{OV5640_LENC_BR_OFFSET, 0xce},
{0x5025, 0x00},
{OV5640_AEC_CTRL0F, 0x30},
{OV5640_AEC_CTRL10, 0x28},
{OV5640_AEC_CTRL1B, 0x30},
{OV5640_AEC_CTRL1E, 0x26},
{OV5640_AEC_CTRL11, 0x60},
{OV5640_AEC_CTRL1F, 0x14},
{OV5640_SYSTEM_CTROL0, 0x02},
};
uint8_t tmp;
if (pObj->IsInitialized == 0U)
{
/* Check if resolution is supported */
if ((Resolution > OV5640_R800x480) ||
((PixelFormat != OV5640_RGB565) && (PixelFormat != OV5640_YUV422) &&
(PixelFormat != OV5640_RGB888) && (PixelFormat != OV5640_Y8) &&
(PixelFormat != OV5640_JPEG)))
{
ret = OV5640_ERROR;
}
else
{
/* Set common parameters for all resolutions */
for (index = 0; index < (sizeof(OV5640_Common) / 4U) ; index++)
{
if (ret != OV5640_ERROR)
{
tmp = (uint8_t)OV5640_Common[index][1];
if (ov5640_write_reg(&pObj->Ctx, OV5640_Common[index][0], &tmp, 1) != OV5640_OK)
{
ret = OV5640_ERROR;
}
}
}
if (ret == OV5640_OK)
{
/* Set specific parameters for each resolution */
if (OV5640_SetResolution(pObj, Resolution) != OV5640_OK)
{
ret = OV5640_ERROR;
}/* Set specific parameters for each pixel format */
else if (OV5640_SetPixelFormat(pObj, PixelFormat) != OV5640_OK)
{
ret = OV5640_ERROR;
}/* Set PixelClock, Href and VSync Polarity */
else if (OV5640_SetPolarities(pObj, OV5640_POLARITY_PCLK_HIGH, OV5640_POLARITY_HREF_HIGH,
OV5640_POLARITY_VSYNC_HIGH) != OV5640_OK)
{
ret = OV5640_ERROR;
}
else
{
pObj->IsInitialized = 1U;
}
}
}
}
return ret;
}