1705 lines
33 KiB
C
1705 lines
33 KiB
C
/**
|
||
******************************************************************************
|
||
* @file bsp_sdram.c
|
||
* @author fire
|
||
* @version V1.0
|
||
* @date 2016-xx-xx
|
||
* @brief OV2640摄像头驱动
|
||
******************************************************************************
|
||
* @attention
|
||
*
|
||
* 实验平台:野火 STM32 H750 开发板
|
||
* 论坛 :http://www.firebbs.cn
|
||
* 淘宝 :http://firestm32.taobao.com
|
||
*
|
||
******************************************************************************
|
||
*/
|
||
|
||
|
||
/* Includes ------------------------------------------------------------------*/
|
||
#include "./camera/bsp_ov2640.h"
|
||
#include "./i2c/bsp_i2c.h"
|
||
|
||
/** @addtogroup DCMI_Camera
|
||
* @{
|
||
*/
|
||
DCMI_HandleTypeDef DCMI_Handle;
|
||
DMA_HandleTypeDef DMA_Handle_dcmi;
|
||
|
||
extern uint8_t fps;
|
||
/* QQVGA 160x120 */
|
||
const char OV2640_QQVGA[][2]=
|
||
{
|
||
0xff, 0x00,
|
||
0x2c, 0xff,
|
||
0x2e, 0xdf,
|
||
0xff, 0x01,
|
||
0x3c, 0x32,
|
||
0x11, 0x00,
|
||
0x09, 0x02,
|
||
0x03, 0xcf,
|
||
0x04, 0x08,
|
||
0x13, 0xe5,
|
||
0x14, 0x48,
|
||
0x2c, 0x0c,
|
||
0x33, 0x78,
|
||
0x3a, 0x33,
|
||
0x3b, 0xfb,
|
||
0x3e, 0x00,
|
||
0x43, 0x11,
|
||
0x16, 0x10,
|
||
0x39, 0x02,
|
||
0x35, 0x88,
|
||
0x22, 0x0a,
|
||
0x37, 0x40,
|
||
0x23, 0x00,
|
||
0x34, 0xa0,
|
||
0x36, 0x1a,
|
||
0x06, 0x02,
|
||
0x07, 0xc0,
|
||
0x0d, 0xb7,
|
||
0x0e, 0x01,
|
||
0x4c, 0x00,
|
||
0x4a, 0x81,
|
||
0x21, 0x99,
|
||
0x24, 0x3a,
|
||
0x25, 0x32,
|
||
0x26, 0x82,
|
||
0x5c, 0x00,
|
||
0x63, 0x00,
|
||
0x5d, 0x55,
|
||
0x5e, 0x7d,
|
||
0x5f, 0x7d,
|
||
0x60, 0x55,
|
||
0x61, 0x70,
|
||
0x62, 0x80,
|
||
0x7c, 0x05,
|
||
0x20, 0x80,
|
||
0x28, 0x30,
|
||
0x6c, 0x00,
|
||
0x6d, 0x80,
|
||
0x6e, 0x00,
|
||
0x70, 0x02,
|
||
0x71, 0x96,
|
||
0x73, 0xe1,
|
||
0x3d, 0x34,
|
||
0x5a, 0x57,
|
||
0x4f, 0xbb,
|
||
0x50, 0x9c,
|
||
0x0f, 0x43,
|
||
0xff, 0x00,
|
||
0xe5, 0x7f,
|
||
0xf9, 0xc0,
|
||
0x41, 0x24,
|
||
0xe0, 0x14,
|
||
0x76, 0xff,
|
||
0x33, 0xa0,
|
||
0x42, 0x20,
|
||
0x43, 0x18,
|
||
0x4c, 0x00,
|
||
0x87, 0xd0,
|
||
0x88, 0x3f,
|
||
0xd7, 0x03,
|
||
0xd9, 0x10,
|
||
0xd3, 0x82,
|
||
0xc8, 0x08,
|
||
0xc9, 0x80,
|
||
0x7c, 0x00,
|
||
0x7d, 0x02,
|
||
0x7c, 0x03,
|
||
0x7d, 0x48,
|
||
0x7d, 0x48,
|
||
0x7c, 0x08,
|
||
0x7d, 0x20,
|
||
0x7d, 0x10,
|
||
0x7d, 0x0e,
|
||
0x90, 0x00,
|
||
0x91, 0x0e,
|
||
0x91, 0x1a,
|
||
0x91, 0x31,
|
||
0x91, 0x5a,
|
||
0x91, 0x69,
|
||
0x91, 0x75,
|
||
0x91, 0x7e,
|
||
0x91, 0x88,
|
||
0x91, 0x8f,
|
||
0x91, 0x96,
|
||
0x91, 0xa3,
|
||
0x91, 0xaf,
|
||
0x91, 0xc4,
|
||
0x91, 0xd7,
|
||
0x91, 0xe8,
|
||
0x91, 0x20,
|
||
0x92, 0x00,
|
||
0x93, 0x06,
|
||
0x93, 0xe3,
|
||
0x93, 0x05,
|
||
0x93, 0x05,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x96, 0x00,
|
||
0x97, 0x08,
|
||
0x97, 0x19,
|
||
0x97, 0x02,
|
||
0x97, 0x0c,
|
||
0x97, 0x24,
|
||
0x97, 0x30,
|
||
0x97, 0x28,
|
||
0x97, 0x26,
|
||
0x97, 0x02,
|
||
0x97, 0x98,
|
||
0x97, 0x80,
|
||
0x97, 0x00,
|
||
0x97, 0x00,
|
||
0xc3, 0xed,
|
||
0xa4, 0x00,
|
||
0xa8, 0x00,
|
||
0xbf, 0x00,
|
||
0xba, 0xf0,
|
||
0xbc, 0x64,
|
||
0xbb, 0x02,
|
||
0xb6, 0x3d,
|
||
0xb8, 0x57,
|
||
0xb7, 0x38,
|
||
0xb9, 0x4e,
|
||
0xb3, 0xe8,
|
||
0xb4, 0xe1,
|
||
0xb5, 0x66,
|
||
0xb0, 0x67,
|
||
0xb1, 0x5e,
|
||
0xb2, 0x04,
|
||
0xc7, 0x00,
|
||
0xc6, 0x51,
|
||
0xc5, 0x11,
|
||
0xc4, 0x9c,
|
||
0xcf, 0x02,
|
||
0xa6, 0x00,
|
||
0xa7, 0xe0,
|
||
0xa7, 0x10,
|
||
0xa7, 0x1e,
|
||
0xa7, 0x21,
|
||
0xa7, 0x00,
|
||
0xa7, 0x28,
|
||
0xa7, 0xd0,
|
||
0xa7, 0x10,
|
||
0xa7, 0x16,
|
||
0xa7, 0x21,
|
||
0xa7, 0x00,
|
||
0xa7, 0x28,
|
||
0xa7, 0xd0,
|
||
0xa7, 0x10,
|
||
0xa7, 0x17,
|
||
0xa7, 0x21,
|
||
0xa7, 0x00,
|
||
0xa7, 0x28,
|
||
0xc0, 0xc8,
|
||
0xc1, 0x96,
|
||
0x86, 0x1d,
|
||
0x50, 0x00,
|
||
0x51, 0x90,
|
||
0x52, 0x18,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x88,
|
||
0x57, 0x00,
|
||
0x5a, 0x90,
|
||
0x5b, 0x18,
|
||
0x5c, 0x05,
|
||
0xc3, 0xef,
|
||
0x7f, 0x00,
|
||
0xda, 0x00,
|
||
0xe5, 0x1f,
|
||
0xe1, 0x67,
|
||
0xe0, 0x00,
|
||
0xdd, 0xff,
|
||
0x05, 0x00,
|
||
0xff, 0x01,
|
||
0xff, 0x01,
|
||
0x12, 0x00,
|
||
0x17, 0x11,
|
||
0x18, 0x75,
|
||
0x19, 0x01,
|
||
0x1a, 0x97,
|
||
0x32, 0x36,
|
||
0x4f, 0xbb,
|
||
0x6d, 0x80,
|
||
0x3d, 0x34,
|
||
0x39, 0x02,
|
||
0x35, 0x88,
|
||
0x22, 0x0a,
|
||
0x37, 0x40,
|
||
0x23, 0x00,
|
||
0x34, 0xa0,
|
||
0x36, 0x1a,
|
||
0x06, 0x02,
|
||
0x07, 0xc0,
|
||
0x0d, 0xb7,
|
||
0x0e, 0x01,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0x8c, 0x00,
|
||
0x87, 0xd0,
|
||
0xe0, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x14,
|
||
0xe1, 0x77,
|
||
0xe5, 0x1f,
|
||
0xd7, 0x03,
|
||
0xda, 0x10,
|
||
0xe0, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0xc8,
|
||
0xc1, 0x96,
|
||
0x86, 0x1d,
|
||
0x50, 0x00,
|
||
0x51, 0x90,
|
||
0x52, 0x2c,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x88,
|
||
0x57, 0x00,
|
||
0x5a, 0x90,
|
||
0x5b, 0x2c,
|
||
0x5c, 0x05,
|
||
0xe0, 0x00,
|
||
0xd3, 0x04,
|
||
0xff, 0x00,
|
||
0xc3, 0xef,
|
||
0xa6, 0x00,
|
||
0xa7, 0xdd,
|
||
0xa7, 0x78,
|
||
0xa7, 0x7e,
|
||
0xa7, 0x24,
|
||
0xa7, 0x00,
|
||
0xa7, 0x25,
|
||
0xa6, 0x06,
|
||
0xa7, 0x20,
|
||
0xa7, 0x58,
|
||
0xa7, 0x73,
|
||
0xa7, 0x34,
|
||
0xa7, 0x00,
|
||
0xa7, 0x25,
|
||
0xa6, 0x0c,
|
||
0xa7, 0x28,
|
||
0xa7, 0x58,
|
||
0xa7, 0x6d,
|
||
0xa7, 0x34,
|
||
0xa7, 0x00,
|
||
0xa7, 0x25,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xe1, 0x67,
|
||
0xe5, 0x1f,
|
||
0xd7, 0x01,
|
||
0xda, 0x08,
|
||
0xda, 0x09,
|
||
0xe0, 0x00,
|
||
0x98, 0x00,
|
||
0x99, 0x00,
|
||
0xff, 0x01,
|
||
0x04, 0x28,
|
||
0xff, 0x01,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x4f, 0xca,
|
||
0x50, 0xa8,
|
||
0x5a, 0x23,
|
||
0x6d, 0x00,
|
||
0x39, 0x12,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4b,
|
||
0x86, 0x35,
|
||
0x50, 0x92,
|
||
0x51, 0xc8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x57, 0x00,
|
||
0x5a, 0x28,
|
||
0x5b, 0x1e,
|
||
0x5c, 0x00,
|
||
0xe0, 0x00,
|
||
0xff, 0x01,
|
||
0x11, 0x00,
|
||
0x3d, 0x38,
|
||
0x2d, 0x00,
|
||
0x50, 0x65,
|
||
0xff, 0x00,
|
||
0xd3, 0x04,
|
||
0x7c, 0x00,
|
||
0x7d, 0x04,
|
||
0x7c, 0x09,
|
||
0x7d, 0x28,
|
||
0x7d, 0x00,
|
||
};
|
||
|
||
/* OV2640的 SVGA是 600列*800行的，在800列*480行的液晶屏上不能全屏*/
|
||
/* 所以直接用 UXGA 模式，再根据所需的图像窗口裁剪 */
|
||
const unsigned char OV2640_UXGA[][2]=
|
||
{
|
||
0xff, 0x00,
|
||
0x2c, 0xff,
|
||
0x2e, 0xdf,
|
||
0xff, 0x01,
|
||
0x3c, 0x32,
|
||
0x11, 0x00,
|
||
0x09, 0x02,
|
||
0x04, 0xd0, //水平翻转
|
||
0x13, 0xe5,
|
||
0x14, 0x48,
|
||
0x2c, 0x0c,
|
||
0x33, 0x78,
|
||
0x3a, 0x33,
|
||
0x3b, 0xfB,
|
||
0x3e, 0x00,
|
||
0x43, 0x11,
|
||
0x16, 0x10,
|
||
0x4a, 0x81,
|
||
0x21, 0x99,
|
||
0x24, 0x40,
|
||
0x25, 0x38,
|
||
0x26, 0x82,
|
||
0x5c, 0x00,
|
||
0x63, 0x00,
|
||
0x46, 0x3f,
|
||
0x0c, 0x3c,
|
||
0x61, 0x70,
|
||
0x62, 0x80,
|
||
0x7c, 0x05,
|
||
0x20, 0x80,
|
||
0x28, 0x30,
|
||
0x6c, 0x00,
|
||
0x6d, 0x80,
|
||
0x6e, 0x00,
|
||
0x70, 0x02,
|
||
0x71, 0x94,
|
||
0x73, 0xc1,
|
||
0x3d, 0x34,
|
||
0x5a, 0x57,
|
||
0x12, 0x00,
|
||
0x11, 0x00,
|
||
0x17, 0x11,
|
||
0x18, 0x75,
|
||
0x19, 0x01,
|
||
0x1a, 0x97,
|
||
0x32, 0x36,
|
||
0x03, 0x0f,
|
||
0x37, 0x40,
|
||
0x4f, 0xbb,
|
||
0x50, 0x9c,
|
||
0x5a, 0x57,
|
||
0x6d, 0x80,
|
||
0x6d, 0x38,
|
||
0x39, 0x02,
|
||
0x35, 0x88,
|
||
0x22, 0x0a,
|
||
0x37, 0x40,
|
||
0x23, 0x00,
|
||
0x34, 0xa0,
|
||
0x36, 0x1a,
|
||
0x06, 0x02,
|
||
0x07, 0xc0,
|
||
0x0d, 0xb7,
|
||
0x0e, 0x01,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe5, 0x7f,
|
||
0xf9, 0xc0,
|
||
0x41, 0x24,
|
||
0xe0, 0x14,
|
||
0x76, 0xff,
|
||
0x33, 0xa0,
|
||
0x42, 0x20,
|
||
0x43, 0x18,
|
||
0x4c, 0x00,
|
||
0x87, 0xd0,
|
||
0x88, 0x3f,
|
||
0xd7, 0x03,
|
||
0xd9, 0x10,
|
||
0xd3, 0x82,
|
||
0xc8, 0x08,
|
||
0xc9, 0x80,
|
||
0x7d, 0x00,
|
||
0x7c, 0x03,
|
||
0x7d, 0x48,
|
||
0x7c, 0x08,
|
||
0x7d, 0x20,
|
||
0x7d, 0x10,
|
||
0x7d, 0x0e,
|
||
0x90, 0x00,
|
||
0x91, 0x0e,
|
||
0x91, 0x1a,
|
||
0x91, 0x31,
|
||
0x91, 0x5a,
|
||
0x91, 0x69,
|
||
0x91, 0x75,
|
||
0x91, 0x7e,
|
||
0x91, 0x88,
|
||
0x91, 0x8f,
|
||
0x91, 0x96,
|
||
0x91, 0xa3,
|
||
0x91, 0xaf,
|
||
0x91, 0xc4,
|
||
0x91, 0xd7,
|
||
0x91, 0xe8,
|
||
0x91, 0x20,
|
||
0x92, 0x00,
|
||
0x93, 0x06,
|
||
0x93, 0xe3,
|
||
0x93, 0x02,
|
||
0x93, 0x02,
|
||
0x93, 0x00,
|
||
0x93, 0x04,
|
||
0x93, 0x00,
|
||
0x93, 0x03,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x96, 0x00,
|
||
0x97, 0x08,
|
||
0x97, 0x19,
|
||
0x97, 0x02,
|
||
0x97, 0x0c,
|
||
0x97, 0x24,
|
||
0x97, 0x30,
|
||
0x97, 0x28,
|
||
0x97, 0x26,
|
||
0x97, 0x02,
|
||
0x97, 0x98,
|
||
0x97, 0x80,
|
||
0x97, 0x00,
|
||
0x97, 0x00,
|
||
0xc3, 0xef,
|
||
0xff, 0x00,
|
||
0xba, 0xdc,
|
||
0xbb, 0x08,
|
||
0xb6, 0x24,
|
||
0xb8, 0x33,
|
||
0xb7, 0x20,
|
||
0xb9, 0x30,
|
||
0xb3, 0xb4,
|
||
0xb4, 0xca,
|
||
0xb5, 0x43,
|
||
0xb0, 0x5c,
|
||
0xb1, 0x4f,
|
||
0xb2, 0x06,
|
||
0xc7, 0x00,
|
||
0xc6, 0x51,
|
||
0xc5, 0x11,
|
||
0xc4, 0x9c,
|
||
0xbf, 0x00,
|
||
0xbc, 0x64,
|
||
0xa6, 0x00,
|
||
0xa7, 0x1e,
|
||
0xa7, 0x6b,
|
||
0xa7, 0x47,
|
||
0xa7, 0x33,
|
||
0xa7, 0x00,
|
||
0xa7, 0x23,
|
||
0xa7, 0x2e,
|
||
0xa7, 0x85,
|
||
0xa7, 0x42,
|
||
0xa7, 0x33,
|
||
0xa7, 0x00,
|
||
0xa7, 0x23,
|
||
0xa7, 0x1b,
|
||
0xa7, 0x74,
|
||
0xa7, 0x42,
|
||
0xa7, 0x33,
|
||
0xa7, 0x00,
|
||
0xa7, 0x23,
|
||
0xc0, 0xc8,
|
||
0xc1, 0x96,
|
||
0x8c, 0x00,
|
||
0x86, 0x3d,
|
||
0x50, 0x92,
|
||
0x51, 0x90,
|
||
0x52, 0x2c,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x88,
|
||
0x5a, 0x50,
|
||
0x5b, 0x3c,
|
||
0x5c, 0x00,
|
||
0xd3, 0x04,
|
||
0x7f, 0x00,
|
||
0xda, 0x00,
|
||
0xe5, 0x1f,
|
||
0xe1, 0x67,
|
||
0xe0, 0x00,
|
||
0xdd, 0x7f,
|
||
0x05, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0xc8,
|
||
0xc1, 0x96,
|
||
0x86, 0x3d,
|
||
0x50, 0x92,
|
||
0x51, 0x90,
|
||
0x52, 0x2c,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x88,
|
||
0x57, 0x00,
|
||
0x5a, 0x50,
|
||
0x5b, 0x3c,
|
||
0x5c, 0x00,
|
||
0xd3, 0x04,
|
||
0xe0, 0x00,
|
||
0xFF, 0x00,
|
||
0x05, 0x00,
|
||
0xDA, 0x08,
|
||
0xda, 0x09,
|
||
0x98, 0x00,
|
||
0x99, 0x00,
|
||
0x00, 0x00,
|
||
|
||
0xff, 0x01,
|
||
0x11, 0x00,
|
||
// 0x12, 0x10,
|
||
// 0x2a, 0x00,
|
||
// 0x2b, 0x00,
|
||
// 0x46, 0x87,
|
||
// 0x47, 0x00,
|
||
// 0x3d, 0x33,//帧率相关，跟0x11组合
|
||
// 0xff, 0x00,
|
||
// 0xe0, 0x04,
|
||
// 0xc0, 0xc8,
|
||
// 0xc1, 0x96,
|
||
// 0x86, 0x35,
|
||
// 0x50, 0x80,//必须配置这个寄存器控制时钟
|
||
// 0x51, 0x90,
|
||
// 0x52, 0x2c,
|
||
// 0x53, 0x00,
|
||
// 0x54, 0x00,
|
||
// 0x55, 0x88,
|
||
// 0x57, 0x00,
|
||
// 0x5a, 0x78,//480
|
||
// 0x5b, 0x44,//272
|
||
// 0x5c, 0x00,
|
||
// 0xd3, 0x04,
|
||
// 0xe0, 0x00,
|
||
};
|
||
|
||
const unsigned char OV2640_JPEG_INIT[][2]=
|
||
{
|
||
0xff, 0x00,
|
||
0x2c, 0xff,
|
||
0x2e, 0xdf,
|
||
0xff, 0x01,
|
||
0x3c, 0x32,
|
||
0x11, 0x30,
|
||
0x09, 0x02,
|
||
0x04, 0x28,
|
||
0x13, 0xe5,
|
||
0x14, 0x48,
|
||
0x2c, 0x0c,
|
||
0x33, 0x78,
|
||
0x3a, 0x33,
|
||
0x3b, 0xfB,
|
||
0x3e, 0x00,
|
||
0x43, 0x11,
|
||
0x16, 0x10,
|
||
0x39, 0x92,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0x48, 0x00,
|
||
0x5B, 0x00,
|
||
0x42, 0x03,
|
||
0x4a, 0x81,
|
||
0x21, 0x99,
|
||
0x24, 0x40,
|
||
0x25, 0x38,
|
||
0x26, 0x82,
|
||
0x5c, 0x00,
|
||
0x63, 0x00,
|
||
0x61, 0x70,
|
||
0x62, 0x80,
|
||
0x7c, 0x05,
|
||
0x20, 0x80,
|
||
0x28, 0x30,
|
||
0x6c, 0x00,
|
||
0x6d, 0x80,
|
||
0x6e, 0x00,
|
||
0x70, 0x02,
|
||
0x71, 0x94,
|
||
0x73, 0xc1,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x37, 0xc0,
|
||
0x4f, 0x60,
|
||
0x50, 0xa8,
|
||
0x6d, 0x00,
|
||
0x3d, 0x38,
|
||
0x46, 0x3f,
|
||
0x4f, 0x60,
|
||
0x0c, 0x3c,
|
||
0xff, 0x00,
|
||
0xe5, 0x7f,
|
||
0xf9, 0xc0,
|
||
0x41, 0x24,
|
||
0xe0, 0x14,
|
||
0x76, 0xff,
|
||
0x33, 0xa0,
|
||
0x42, 0x20,
|
||
0x43, 0x18,
|
||
0x4c, 0x00,
|
||
0x87, 0xd5,
|
||
0x88, 0x3f,
|
||
0xd7, 0x03,
|
||
0xd9, 0x10,
|
||
0xd3, 0x82,
|
||
0xc8, 0x08,
|
||
0xc9, 0x80,
|
||
0x7c, 0x00,
|
||
0x7d, 0x00,
|
||
0x7c, 0x03,
|
||
0x7d, 0x48,
|
||
0x7d, 0x48,
|
||
0x7c, 0x08,
|
||
0x7d, 0x20,
|
||
0x7d, 0x10,
|
||
0x7d, 0x0e,
|
||
0x90, 0x00,
|
||
0x91, 0x0e,
|
||
0x91, 0x1a,
|
||
0x91, 0x31,
|
||
0x91, 0x5a,
|
||
0x91, 0x69,
|
||
0x91, 0x75,
|
||
0x91, 0x7e,
|
||
0x91, 0x88,
|
||
0x91, 0x8f,
|
||
0x91, 0x96,
|
||
0x91, 0xa3,
|
||
0x91, 0xaf,
|
||
0x91, 0xc4,
|
||
0x91, 0xd7,
|
||
0x91, 0xe8,
|
||
0x91, 0x20,
|
||
0x92, 0x00,
|
||
0x93, 0x06,
|
||
0x93, 0xe3,
|
||
0x93, 0x05,
|
||
0x93, 0x05,
|
||
0x93, 0x00,
|
||
0x93, 0x04,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x93, 0x00,
|
||
0x96, 0x00,
|
||
0x97, 0x08,
|
||
0x97, 0x19,
|
||
0x97, 0x02,
|
||
0x97, 0x0c,
|
||
0x97, 0x24,
|
||
0x97, 0x30,
|
||
0x97, 0x28,
|
||
0x97, 0x26,
|
||
0x97, 0x02,
|
||
0x97, 0x98,
|
||
0x97, 0x80,
|
||
0x97, 0x00,
|
||
0x97, 0x00,
|
||
0xc3, 0xed,
|
||
0xa4, 0x00,
|
||
0xa8, 0x00,
|
||
0xc5, 0x11,
|
||
0xc6, 0x51,
|
||
0xbf, 0x80,
|
||
0xc7, 0x10,
|
||
0xb6, 0x66,
|
||
0xb8, 0xA5,
|
||
0xb7, 0x64,
|
||
0xb9, 0x7C,
|
||
0xb3, 0xaf,
|
||
0xb4, 0x97,
|
||
0xb5, 0xFF,
|
||
0xb0, 0xC5,
|
||
0xb1, 0x94,
|
||
0xb2, 0x0f,
|
||
0xc4, 0x5c,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4B,
|
||
0x8c, 0x00,
|
||
0x86, 0x3D,
|
||
0x50, 0x00,
|
||
0x51, 0xC8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x5a, 0xC8,
|
||
0x5b, 0x96,
|
||
0x5c, 0x00,
|
||
0xd3, 0x7f,
|
||
0xc3, 0xed,
|
||
0x7f, 0x00,
|
||
0xda, 0x00,
|
||
0xe5, 0x1f,
|
||
0xe1, 0x67,
|
||
0xe0, 0x00,
|
||
0xdd, 0x7f,
|
||
0x05, 0x00,
|
||
|
||
0x12, 0x40,
|
||
0xd3, 0x7f,
|
||
0xc0, 0x16,
|
||
0xC1, 0x12,
|
||
0x8c, 0x00,
|
||
0x86, 0x3d,
|
||
0x50, 0x00,
|
||
0x51, 0x2C,
|
||
0x52, 0x24,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x5A, 0x2c,
|
||
0x5b, 0x24,
|
||
0x5c, 0x00,
|
||
};
|
||
|
||
const unsigned char OV2640_YUV422[][2]=
|
||
{
|
||
0xFF, 0x00,
|
||
0x05, 0x00,
|
||
0xDA, 0x10,
|
||
0xD7, 0x03,
|
||
0xDF, 0x00,
|
||
0x33, 0x80,
|
||
0x3C, 0x40,
|
||
0xe1, 0x77,
|
||
0x00, 0x00,
|
||
};
|
||
|
||
const unsigned char OV2640_JPEG[][2]=
|
||
{
|
||
0xe0, 0x14,
|
||
0xe1, 0x77,
|
||
0xe5, 0x1f,
|
||
0xd7, 0x03,
|
||
0xda, 0x10,
|
||
0xe0, 0x00,
|
||
0xFF, 0x01,
|
||
0x04, 0x08,
|
||
};
|
||
|
||
/* JPG 160x120 */
|
||
const unsigned char OV2640_160x120_JPEG[][2]=
|
||
{
|
||
0xff, 0x01,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x4f, 0xca,
|
||
0x50, 0xa8,
|
||
0x5a, 0x23,
|
||
0x6d, 0x00,
|
||
0x39, 0x12,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4b,
|
||
0x86, 0x35,
|
||
0x50, 0x92,
|
||
0x51, 0xc8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x57, 0x00,
|
||
0x5a, 0x28,
|
||
0x5b, 0x1e,
|
||
0x5c, 0x00,
|
||
0xe0, 0x00,
|
||
};
|
||
|
||
/* JPG, 0x176x144 */
|
||
const unsigned char OV2640_176x144_JPEG[][2]=
|
||
{
|
||
0xff, 0x01,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x4f, 0xca,
|
||
0x50, 0xa8,
|
||
0x5a, 0x23,
|
||
0x6d, 0x00,
|
||
0x39, 0x12,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4b,
|
||
0x86, 0x35,
|
||
0x50, 0x92,
|
||
0x51, 0xc8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x57, 0x00,
|
||
0x5a, 0x2c,
|
||
0x5b, 0x24,
|
||
0x5c, 0x00,
|
||
0xe0, 0x00,
|
||
};
|
||
|
||
/* JPG 320x240 */
|
||
const unsigned char OV2640_320x240_JPEG[][2]=
|
||
{
|
||
0xff, 0x01,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x4f, 0xca,
|
||
0x50, 0xa8,
|
||
0x5a, 0x23,
|
||
0x6d, 0x00,
|
||
0x39, 0x12,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4b,
|
||
0x86, 0x35,
|
||
0x50, 0x89,
|
||
0x51, 0xc8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x57, 0x00,
|
||
0x5a, 0x50,
|
||
0x5b, 0x3c,
|
||
0x5c, 0x00,
|
||
0xe0, 0x00,
|
||
};
|
||
|
||
/* JPG 352x288 */
|
||
const unsigned char OV2640_352x288_JPEG[][2]=
|
||
{
|
||
0xff, 0x01,
|
||
0x12, 0x40,
|
||
0x17, 0x11,
|
||
0x18, 0x43,
|
||
0x19, 0x00,
|
||
0x1a, 0x4b,
|
||
0x32, 0x09,
|
||
0x4f, 0xca,
|
||
0x50, 0xa8,
|
||
0x5a, 0x23,
|
||
0x6d, 0x00,
|
||
0x39, 0x12,
|
||
0x35, 0xda,
|
||
0x22, 0x1a,
|
||
0x37, 0xc3,
|
||
0x23, 0x00,
|
||
0x34, 0xc0,
|
||
0x36, 0x1a,
|
||
0x06, 0x88,
|
||
0x07, 0xc0,
|
||
0x0d, 0x87,
|
||
0x0e, 0x41,
|
||
0x4c, 0x00,
|
||
0xff, 0x00,
|
||
0xe0, 0x04,
|
||
0xc0, 0x64,
|
||
0xc1, 0x4b,
|
||
0x86, 0x35,
|
||
0x50, 0x89,
|
||
0x51, 0xc8,
|
||
0x52, 0x96,
|
||
0x53, 0x00,
|
||
0x54, 0x00,
|
||
0x55, 0x00,
|
||
0x57, 0x00,
|
||
0x5a, 0x58,
|
||
0x5b, 0x48,
|
||
0x5c, 0x00,
|
||
0xe0, 0x00,
|
||
};
|
||
|
||
/**
|
||
* @brief 初始化控制摄像头使用的GPIO(I2C/DCMI)
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void OV2640_HW_Init(void)
|
||
{
|
||
GPIO_InitTypeDef GPIO_InitStructure;
|
||
|
||
/***DCMI引脚配置***/
|
||
/* 使能DCMI时钟 */
|
||
DCMI_PWDN_GPIO_CLK_ENABLE();
|
||
DCMI_VSYNC_GPIO_CLK_ENABLE();
|
||
DCMI_HSYNC_GPIO_CLK_ENABLE();
|
||
DCMI_PIXCLK_GPIO_CLK_ENABLE();
|
||
DCMI_D0_GPIO_CLK_ENABLE();
|
||
DCMI_D1_GPIO_CLK_ENABLE();
|
||
DCMI_D2_GPIO_CLK_ENABLE();
|
||
DCMI_D3_GPIO_CLK_ENABLE();
|
||
DCMI_D4_GPIO_CLK_ENABLE();
|
||
DCMI_D5_GPIO_CLK_ENABLE();
|
||
DCMI_D6_GPIO_CLK_ENABLE();
|
||
DCMI_D7_GPIO_CLK_ENABLE();
|
||
|
||
/*控制/同步信号线*/
|
||
GPIO_InitStructure.Pin = DCMI_VSYNC_GPIO_PIN;
|
||
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
|
||
GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
|
||
GPIO_InitStructure.Pull = GPIO_PULLUP ;
|
||
GPIO_InitStructure.Alternate = DCMI_VSYNC_AF;
|
||
HAL_GPIO_Init(DCMI_VSYNC_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_HSYNC_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_VSYNC_AF;
|
||
HAL_GPIO_Init(DCMI_HSYNC_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
|
||
GPIO_InitStructure.Pin = DCMI_PIXCLK_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_PIXCLK_AF;
|
||
HAL_GPIO_Init(DCMI_PIXCLK_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
/*数据信号*/
|
||
GPIO_InitStructure.Pin = DCMI_D0_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D0_AF;
|
||
HAL_GPIO_Init(DCMI_D0_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D1_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D1_AF;
|
||
HAL_GPIO_Init(DCMI_D1_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D2_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D2_AF;
|
||
HAL_GPIO_Init(DCMI_D2_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D3_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D3_AF;
|
||
HAL_GPIO_Init(DCMI_D3_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D4_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D4_AF;
|
||
HAL_GPIO_Init(DCMI_D4_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D5_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D5_AF;
|
||
HAL_GPIO_Init(DCMI_D5_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D6_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D6_AF;
|
||
HAL_GPIO_Init(DCMI_D6_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_D7_GPIO_PIN;
|
||
GPIO_InitStructure.Alternate = DCMI_D7_AF;
|
||
HAL_GPIO_Init(DCMI_D7_GPIO_PORT, &GPIO_InitStructure);
|
||
|
||
GPIO_InitStructure.Pin = DCMI_PWDN_GPIO_PIN;
|
||
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
|
||
HAL_GPIO_Init(DCMI_PWDN_GPIO_PORT, &GPIO_InitStructure);
|
||
/*PWDN引脚，高电平关闭电源，低电平供电*/
|
||
HAL_GPIO_WritePin(DCMI_PWDN_GPIO_PORT,DCMI_PWDN_GPIO_PIN,GPIO_PIN_RESET);
|
||
|
||
}
|
||
/**
|
||
* @brief Resets the OV2640 camera.
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void OV2640_Reset(void)
|
||
{
|
||
/*OV2640有两组寄存器，设置0xFF寄存器的值为0或为1时可选择使用不同组的寄存器*/
|
||
OV2640_WriteReg(OV2640_DSP_RA_DLMT, 0x01);
|
||
OV2640_WriteReg(OV2640_SENSOR_COM7, 0x80);
|
||
}
|
||
|
||
/**
|
||
* @brief 读取摄像头的ID.
|
||
* @param OV2640ID: 存储ID的结构体
|
||
* @retval None
|
||
*/
|
||
void OV2640_ReadID(OV2640_IDTypeDef *OV2640ID)
|
||
{
|
||
/*OV2640有两组寄存器，设置0xFF寄存器的值为0或为1时可选择使用不同组的寄存器*/
|
||
OV2640_WriteReg(OV2640_DSP_RA_DLMT, 0x01);
|
||
|
||
/*读取寄存芯片ID*/
|
||
OV2640ID->Manufacturer_ID1 = OV2640_ReadReg(OV2640_SENSOR_MIDH);
|
||
OV2640ID->Manufacturer_ID2 = OV2640_ReadReg(OV2640_SENSOR_MIDL);
|
||
OV2640ID->PIDH = OV2640_ReadReg(OV2640_SENSOR_PIDH);
|
||
OV2640ID->PIDL = OV2640_ReadReg(OV2640_SENSOR_PIDL);
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* @brief 配置 DCMI/DMA 以捕获摄像头数据
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void OV2640_Init(void)
|
||
{
|
||
/*** 配置DCMI接口 ***/
|
||
/* 使能DCMI时钟 */
|
||
__HAL_RCC_DCMI_CLK_ENABLE();
|
||
|
||
/* DCMI 配置*/
|
||
//DCMI外设寄存器基地址
|
||
DCMI_Handle.Instance = DCMI;
|
||
//连续采集模式
|
||
DCMI_Handle.Init.SynchroMode = DCMI_MODE_CONTINUOUS;
|
||
//连续采集模式
|
||
DCMI_Handle.Init.SynchroMode = DCMI_SYNCHRO_HARDWARE;
|
||
//像素时钟上升沿有效
|
||
DCMI_Handle.Init.PCKPolarity = DCMI_PCKPOLARITY_RISING;
|
||
//VSP低电平有效
|
||
DCMI_Handle.Init.VSPolarity = DCMI_VSPOLARITY_LOW;
|
||
//HSP低电平有效
|
||
DCMI_Handle.Init.HSPolarity = DCMI_HSPOLARITY_LOW;
|
||
//全采集
|
||
DCMI_Handle.Init.CaptureRate = DCMI_CR_ALL_FRAME;
|
||
//8位数据宽度
|
||
DCMI_Handle.Init.ExtendedDataMode = DCMI_EXTEND_DATA_8B;
|
||
HAL_DCMI_Init(&DCMI_Handle);
|
||
|
||
/* 配置中断 */
|
||
HAL_NVIC_SetPriority(DCMI_IRQn, 0 ,5);
|
||
HAL_NVIC_EnableIRQ(DCMI_IRQn);
|
||
|
||
//开始传输，数据大小以32位数据为单位(即像素个数/4，LCD_GetXSize()*LCD_GetYSize()*2/4)
|
||
OV2640_DMA_Config(LCD_FB_START_ADDRESS, LCD_GetXSize()*LCD_GetYSize()/2);
|
||
}
|
||
|
||
/**
|
||
* @brief 配置 DCMI/DMA 以捕获摄像头数据
|
||
* @param DMA_Memory0BaseAddr:本次传输的目的首地址
|
||
* @param DMA_BufferSize：本次传输的数据量(单位为字,即4字节)
|
||
*/
|
||
void OV2640_DMA_Config(uint32_t DMA_Memory0BaseAddr,uint32_t DMA_BufferSize)
|
||
{
|
||
/* 配置DMA从DCMI中获取数据*/
|
||
/* 使能DMA*/
|
||
__HAL_RCC_DMA2_CLK_ENABLE();
|
||
DMA_Handle_dcmi.Instance = DMA2_Stream1;
|
||
DMA_Handle_dcmi.Init.Request = DMA_REQUEST_DCMI;
|
||
DMA_Handle_dcmi.Init.Direction = DMA_PERIPH_TO_MEMORY;
|
||
DMA_Handle_dcmi.Init.PeriphInc = DMA_PINC_DISABLE;
|
||
DMA_Handle_dcmi.Init.MemInc = DMA_MINC_ENABLE; //寄存器地址自增
|
||
DMA_Handle_dcmi.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
|
||
DMA_Handle_dcmi.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
|
||
DMA_Handle_dcmi.Init.Mode = DMA_CIRCULAR; //循环模式
|
||
DMA_Handle_dcmi.Init.Priority = DMA_PRIORITY_VERY_HIGH;
|
||
DMA_Handle_dcmi.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
|
||
DMA_Handle_dcmi.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
|
||
DMA_Handle_dcmi.Init.MemBurst = DMA_MBURST_INC8;
|
||
DMA_Handle_dcmi.Init.PeriphBurst = DMA_PBURST_SINGLE;
|
||
|
||
HAL_DMA_Init(&DMA_Handle_dcmi);
|
||
/*DMA中断配置 */
|
||
__HAL_LINKDMA(&DCMI_Handle, DMA_Handle, DMA_Handle_dcmi);
|
||
|
||
HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 0, 0);
|
||
HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
|
||
|
||
//使能DCMI采集数据
|
||
HAL_DCMI_Start_DMA(&DCMI_Handle, DCMI_MODE_CONTINUOUS, (uint32_t)DMA_Memory0BaseAddr,DMA_BufferSize);
|
||
}
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera in QQVGA mode.
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void OV2640_QQVGAConfig(void)
|
||
{
|
||
uint32_t i;
|
||
|
||
OV2640_Reset();
|
||
Delay(200);
|
||
|
||
/* Initialize OV2640 */
|
||
for(i=0; i<(sizeof(OV2640_QQVGA)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_QQVGA[i][0], OV2640_QQVGA[i][1]);
|
||
Delay(2);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @brief 设置图像输出大小，OV2640输出图像的大小(分辨率),完全由该函数确定
|
||
* @param width,height:宽度(对应:horizontal)和高度(对应:vertical),width和height必须是4的倍数
|
||
* @retval 0,设置成功，其他,设置失败
|
||
*/
|
||
u8 OV2640_OutSize_Set(u16 width,u16 height)
|
||
{
|
||
u16 outh;
|
||
u16 outw;
|
||
u8 temp;
|
||
if(width%4)return 1;
|
||
if(height%4)return 2;
|
||
outw=width/4;
|
||
outh=height/4;
|
||
OV2640_WriteReg(0XFF,0X00);
|
||
OV2640_WriteReg(0XE0,0X04);
|
||
OV2640_WriteReg(0X50,outw&0X00); //配置v_divider hdivider
|
||
OV2640_WriteReg(0X5A,outw&0XFF); //设置OUTW的低八位
|
||
OV2640_WriteReg(0X5B,outh&0XFF); //设置OUTH的低八位
|
||
temp=(outw>>8)&0X03;
|
||
temp|=(outh>>6)&0X04;
|
||
OV2640_WriteReg(0X5C,temp); //设置OUTH/OUTW的高位
|
||
OV2640_WriteReg(0XE0,0X00);
|
||
return 0;
|
||
}
|
||
|
||
/**未测试*/
|
||
/**
|
||
* @brief 设置图像尺寸大小,也就是所选格式的输出分辨率
|
||
* @param width,height:图像宽度和图像高度
|
||
* @retval 0,设置成功，其他,设置失败
|
||
*/
|
||
u8 OV2640_ImageSize_Set(u16 width,u16 height)
|
||
{
|
||
u8 temp;
|
||
OV2640_WriteReg(0XFF,0X00);
|
||
OV2640_WriteReg(0XE0,0X04);
|
||
OV2640_WriteReg(0XC0,(width)>>3&0XFF); //设置HSIZE的10:3位
|
||
OV2640_WriteReg(0XC1,(height)>>3&0XFF); //设置VSIZE的10:3位
|
||
temp=(width&0X07)<<3;
|
||
temp|=height&0X07;
|
||
temp|=(width>>4)&0X80;
|
||
OV2640_WriteReg(0X8C,temp);
|
||
OV2640_WriteReg(0XE0,0X00);
|
||
return 0;
|
||
}
|
||
|
||
|
||
/**未测试*/
|
||
/**
|
||
* @brief 设置图像输出窗口
|
||
* @param sx,sy,起始地址
|
||
width,height:宽度(对应:horizontal)和高度(对应:vertical)
|
||
* @retval 0,设置成功， 其他,设置失败
|
||
*/
|
||
void OV2640_Window_Set(u16 sx,u16 sy,u16 width,u16 height)
|
||
{
|
||
u16 endx;
|
||
u16 endy;
|
||
u8 temp;
|
||
endx=sx+width/2; //V*2
|
||
endy=sy+height/2;
|
||
|
||
OV2640_WriteReg(0XFF,0X01);
|
||
temp = OV2640_ReadReg(0X03); //读取Vref之前的值
|
||
temp&=0XF0;
|
||
temp|=((endy&0X03)<<2)|(sy&0X03);
|
||
OV2640_WriteReg(0X03,temp); //设置Vref的start和end的最低2位
|
||
OV2640_WriteReg(0X19,sy>>2); //设置Vref的start高8位
|
||
OV2640_WriteReg(0X1A,endy>>2); //设置Vref的end的高8位
|
||
|
||
temp = OV2640_ReadReg(0X32); //读取Href之前的值
|
||
temp&=0XC0;
|
||
temp|=((endx&0X07)<<3)|(sx&0X07);
|
||
OV2640_WriteReg(0X32,temp); //设置Href的start和end的最低3位
|
||
OV2640_WriteReg(0X17,sx>>3); //设置Href的start高8位
|
||
OV2640_WriteReg(0X18,endx>>3); //设置Href的end的高8位
|
||
}
|
||
|
||
//未测试
|
||
/**
|
||
* @brief 设置图像开窗大小
|
||
由:OV2640_ImageSize_Set确定传感器输出分辨率从大小.
|
||
该函数则在这个范围上面进行开窗,用于OV2640_OutSize_Set的输出
|
||
注意:本函数的宽度和高度,必须大于等于OV2640_OutSize_Set函数的宽度和高度
|
||
OV2640_OutSize_Set设置的宽度和高度,根据本函数设置的宽度和高度,由DSP
|
||
自动计算缩放比例,输出给外部设备.
|
||
* @param width,height:宽度(对应:horizontal)和高度(对应:vertical),width和height必须是4的倍数
|
||
* @retval 0,设置成功， 其他,设置失败
|
||
*/
|
||
u8 OV2640_ImageWin_Set(u16 offx,u16 offy,u16 width,u16 height)
|
||
{
|
||
u16 hsize;
|
||
u16 vsize;
|
||
u8 temp;
|
||
if(width%4)return 1;
|
||
if(height%4)return 2;
|
||
hsize=width/4;
|
||
vsize=height/4;
|
||
OV2640_WriteReg(0XFF,0X00);
|
||
OV2640_WriteReg(0XE0,0X04);
|
||
OV2640_WriteReg(0X51,hsize&0XFF); //设置H_SIZE的低八位
|
||
OV2640_WriteReg(0X52,vsize&0XFF); //设置V_SIZE的低八位
|
||
OV2640_WriteReg(0X53,offx&0XFF); //设置offx的低八位
|
||
OV2640_WriteReg(0X54,offy&0XFF); //设置offy的低八位
|
||
temp=(vsize>>1)&0X80;
|
||
temp|=(offy>>4)&0X70;
|
||
temp|=(hsize>>5)&0X08;
|
||
temp|=(offx>>8)&0X07;
|
||
OV2640_WriteReg(0X55,temp); //设置H_SIZE/V_SIZE/OFFX,OFFY的高位
|
||
OV2640_WriteReg(0X57,(hsize>>2)&0X80); //设置H_SIZE/V_SIZE/OFFX,OFFY的高位
|
||
OV2640_WriteReg(0XE0,0X00);
|
||
return 0;
|
||
}
|
||
|
||
/**
|
||
* @brief 配置OV2640为UXGA模式，并设置输出图像大小
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void OV2640_UXGAConfig(void)
|
||
{
|
||
uint32_t i;
|
||
|
||
/*摄像头复位*/
|
||
OV2640_Reset();
|
||
|
||
/*进行三次寄存器写入，确保配置写入正常
|
||
(在使用摄像头长排线时，IIC数据线干扰较大，必须多次写入来保证正常)*/
|
||
/* 写入寄存器配置 */
|
||
for(i=0; i<(sizeof(OV2640_UXGA)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_UXGA[i][0], OV2640_UXGA[i][1]);
|
||
|
||
}
|
||
// /* Initialize OV2640 */
|
||
// for(i=0; i<(sizeof(OV2640_UXGA)/2); i++)
|
||
// {
|
||
// OV2640_WriteReg(OV2640_UXGA[i][0], OV2640_UXGA[i][1]);
|
||
|
||
// }
|
||
// /* Initialize OV2640 */
|
||
// for(i=0; i<(sizeof(OV2640_UXGA)/2); i++)
|
||
// {
|
||
// OV2640_WriteReg(OV2640_UXGA[i][0], OV2640_UXGA[i][1]);
|
||
|
||
// }
|
||
/*设置输出的图像大小*/
|
||
OV2640_OutSize_Set(img_width,img_height);
|
||
}
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera in JPEG mode.
|
||
* @param JPEGImageSize: JPEG image size
|
||
* @retval None
|
||
*/
|
||
void OV2640_JPEGConfig(ImageFormat_TypeDef ImageFormat)
|
||
{
|
||
uint32_t i;
|
||
|
||
OV2640_Reset();
|
||
Delay(200);
|
||
|
||
/* Initialize OV2640 */
|
||
for(i=0; i<(sizeof(OV2640_JPEG_INIT)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_JPEG_INIT[i][0], OV2640_JPEG_INIT[i][1]);
|
||
}
|
||
|
||
/* Set to output YUV422 */
|
||
for(i=0; i<(sizeof(OV2640_YUV422)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_YUV422[i][0], OV2640_YUV422[i][1]);
|
||
}
|
||
|
||
OV2640_WriteReg(0xff, 0x01);
|
||
OV2640_WriteReg(0x15, 0x00);
|
||
|
||
/* Set to output JPEG */
|
||
for(i=0; i<(sizeof(OV2640_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_JPEG[i][0], OV2640_JPEG[i][1]);
|
||
}
|
||
|
||
Delay(100);
|
||
|
||
switch(ImageFormat)
|
||
{
|
||
case JPEG_160x120:
|
||
{
|
||
for(i=0; i<(sizeof(OV2640_160x120_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_160x120_JPEG[i][0], OV2640_160x120_JPEG[i][1]);
|
||
}
|
||
break;
|
||
}
|
||
case JPEG_176x144:
|
||
{
|
||
for(i=0; i<(sizeof(OV2640_176x144_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_176x144_JPEG[i][0], OV2640_176x144_JPEG[i][1]);
|
||
}
|
||
break;
|
||
}
|
||
case JPEG_320x240:
|
||
{
|
||
for(i=0; i<(sizeof(OV2640_320x240_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_320x240_JPEG[i][0], OV2640_320x240_JPEG[i][1]);
|
||
}
|
||
break;
|
||
}
|
||
case JPEG_352x288:
|
||
{
|
||
for(i=0; i<(sizeof(OV2640_352x288_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_352x288_JPEG[i][0], OV2640_352x288_JPEG[i][1]);
|
||
}
|
||
break;
|
||
}
|
||
default:
|
||
{
|
||
for(i=0; i<(sizeof(OV2640_160x120_JPEG)/2); i++)
|
||
{
|
||
OV2640_WriteReg(OV2640_160x120_JPEG[i][0], OV2640_160x120_JPEG[i][1]);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @brief 配置光线模式
|
||
* @param 参数用于选择光线模式
|
||
* 0x00 Auto 自动
|
||
* 0x01 Sunny 光照
|
||
* 0x02 Cloudy 阴天
|
||
* 0x03 Office 办公室
|
||
* 0x04 Home 家里
|
||
|
||
* @retval None
|
||
*/
|
||
void OV2640_LightMode(uint8_t mode)
|
||
{
|
||
switch(mode)
|
||
{
|
||
|
||
case 0: //Auto
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0xc7, 0x00); //AWB on
|
||
break;
|
||
|
||
case 1: //Sunny
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0xc7, 0x40); //AWB off
|
||
OV2640_WriteReg(0xcc, 0x5e);
|
||
OV2640_WriteReg(0xcd, 0x41);
|
||
OV2640_WriteReg(0xce, 0x54);
|
||
|
||
break;
|
||
|
||
case 2: //Cloudy
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0xc7, 0x40); //AWB off
|
||
OV2640_WriteReg(0xcc, 0x65);
|
||
OV2640_WriteReg(0xcd, 0x41);
|
||
OV2640_WriteReg(0xce, 0x4f);
|
||
break;
|
||
|
||
case 3: //Office
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0xc7, 0x40); //AWB off
|
||
OV2640_WriteReg(0xcc, 0x52);
|
||
OV2640_WriteReg(0xcd, 0x41);
|
||
OV2640_WriteReg(0xce, 0x66);
|
||
break;
|
||
|
||
case 4: //Home
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0xc7, 0x40); //AWB off
|
||
OV2640_WriteReg(0xcc, 0x42);
|
||
OV2640_WriteReg(0xcd, 0x3f);
|
||
OV2640_WriteReg(0xce, 0x71);
|
||
break;
|
||
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @brief 特殊效果
|
||
* @param 参数用于选择光线模式
|
||
* 0x00 Antique 复古
|
||
* 0x01 Bluish 偏蓝
|
||
* 0x02 Greenish 偏绿
|
||
* 0x03 Reddish 偏红
|
||
* 0x04 B&W 黑白
|
||
* 0x05 Negative 反相
|
||
* 0x06 B&W negative 黑白反相
|
||
* 0x07 Normal 正常
|
||
|
||
* @retval None
|
||
*/
|
||
void OV2640_SpecialEffects(uint8_t mode)
|
||
{
|
||
switch(mode)
|
||
{
|
||
case 0:
|
||
// Antique
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
OV2640_WriteReg(0x7d, 0xa6);
|
||
break;
|
||
|
||
case 1:
|
||
//Bluish
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c,0x05);
|
||
OV2640_WriteReg(0x7d, 0xa0);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
|
||
break;
|
||
|
||
case 2:
|
||
//Greenish
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
break;
|
||
|
||
case 3:
|
||
// Reddish
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
OV2640_WriteReg(0x7d, 0xc0);
|
||
break;
|
||
|
||
case 4:
|
||
// B&W
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
break;
|
||
|
||
case 5:
|
||
//Negative
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x40);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
|
||
break;
|
||
|
||
case 6:
|
||
//B&W negative
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x58);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
|
||
break;
|
||
|
||
case 7:
|
||
//Normal
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
|
||
break;
|
||
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera brightness.
|
||
* @param Brightness: Brightness value, where Brightness can be:
|
||
* 0x40 for Brightness +2,
|
||
* 0x30 for Brightness +1,
|
||
* 0x20 for Brightness 0,
|
||
* 0x10 for Brightness -1,
|
||
* 0x00 for Brightness -2,
|
||
* @retval None
|
||
*/
|
||
void OV2640_BrightnessConfig(uint8_t Brightness)
|
||
{
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x04);
|
||
OV2640_WriteReg(0x7c, 0x09);
|
||
OV2640_WriteReg(0x7d, Brightness);
|
||
OV2640_WriteReg(0x7d, 0x00);
|
||
}
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera Black and white mode.
|
||
* @param BlackWhite: BlackWhite value, where BlackWhite can be:
|
||
* 0x18 for B&W,
|
||
* 0x40 for Negative,
|
||
* 0x58 for B&W negative,
|
||
* 0x00 for Normal,
|
||
* @retval None
|
||
*/
|
||
void OV2640_BandWConfig(uint8_t BlackWhite)
|
||
{
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, BlackWhite);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
OV2640_WriteReg(0x7d, 0x80);
|
||
}
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera color effects.
|
||
* @param value1: Color effects value1
|
||
* @param value2: Color effects value2
|
||
* where value1 and value2 can be:
|
||
* value1 = 0x40, value2 = 0xa6 for Antique,
|
||
* value1 = 0xa0, value2 = 0x40 for Bluish,
|
||
* value1 = 0x40, value2 = 0x40 for Greenish,
|
||
* value1 = 0x40, value2 = 0xc0 for Reddish,
|
||
* @retval None
|
||
*/
|
||
void OV2640_ColorEffectsConfig(uint8_t value1, uint8_t value2)
|
||
{
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x18);
|
||
OV2640_WriteReg(0x7c, 0x05);
|
||
OV2640_WriteReg(0x7d, value1);
|
||
OV2640_WriteReg(0x7d, value2);
|
||
}
|
||
|
||
/**
|
||
* @brief Configures the OV2640 camera contrast.
|
||
* @param value1: Contrast value1
|
||
* @param value2: Contrast value2
|
||
* where value1 and value2 can be:
|
||
* value1 = 0x28, value2 = 0x0c for Contrast +2,
|
||
* value1 = 0x24, value2 = 0x16 for Contrast +1,
|
||
* value1 = 0x20, value2 = 0x20 for Contrast 0,
|
||
* value1 = 0x1c, value2 = 0x2a for Contrast -1,
|
||
* value1 = 0x18, value2 = 0x34 for Contrast -2,
|
||
* @retval None
|
||
*/
|
||
void OV2640_ContrastConfig(uint8_t value1, uint8_t value2)
|
||
{
|
||
OV2640_WriteReg(0xff, 0x00);
|
||
OV2640_WriteReg(0x7c, 0x00);
|
||
OV2640_WriteReg(0x7d, 0x04);
|
||
OV2640_WriteReg(0x7c, 0x07);
|
||
OV2640_WriteReg(0x7d, 0x20);
|
||
OV2640_WriteReg(0x7d, value1);
|
||
OV2640_WriteReg(0x7d, value2);
|
||
OV2640_WriteReg(0x7d, 0x06);
|
||
}
|
||
|
||
/**
|
||
* @brief 帧同步回调函数.
|
||
* @param None
|
||
* @retval None
|
||
*/
|
||
void HAL_DCMI_VsyncEventCallback(DCMI_HandleTypeDef *hdcmi)
|
||
{
|
||
fps++; //帧率计数
|
||
OV2640_DMA_Config(LCD_FB_START_ADDRESS,LCD_GetXSize()*LCD_GetYSize()/2);
|
||
}
|
||
|