stm32，ov7670，PC无法显示图像，求帮忙

devil123 · 发表于 2016-7-11 23:15:44

原子哥，我这用STM32和ov7670发送摄像到PC上上位机没有图像

我改后的代码

串口摄像头

串口助手

求助，新来

login_FAE · 发表于 2016-7-11 23:15:45

7670是输出的RGB的数据
上位机：串口摄像头只是支持JPEG的数据流

devil123 · 发表于 2016-7-11 23:37:05

求帮忙啊！大神们。

devil123 · 发表于 2016-7-12 11:32:40

login_FAE 发表于 2016-7-12 10:02
7670是输出的RGB的数据
上位机：串口摄像头只是支持JPEG的数据流

那怎么处理，大神。

login_FAE · 发表于 2016-7-12 12:03:39

devil123 发表于 2016-7-12 11:32
那怎么处理，大神。

我旺旺已经回复你了

devil123 · 发表于 2016-7-12 12:22:43

login_FAE 发表于 2016-7-12 12:03
我旺旺已经回复你了

是你，非常感谢。但找不到上位机。

正点原子 · 发表于 2016-7-16 00:42:57

试试这个：http://www.openedv.com/thread-65762-1-1.html

devil123 · 发表于 2016-7-16 10:17:10

正点原子发表于 2016-7-16 00:42
试试这个：http://www.openedv.com/thread-65762-1-1.html

谢谢原子哥！！

devil123 · 发表于 2016-7-16 12:42:36

原子哥啊！出不了图像，

小鑫好菜 · 发表于 2016-7-18 17:07:33

代码发出来看看

devil123 · 发表于 2016-7-19 00:45:24

小鑫好菜发表于 2016-7-18 17:07
代码发出来看看

寄存器
{0x67, 0x11},  //行缓冲测试选项
      {0x68, 0xff},  //普通控制14
      {0x3a, 0x14},  //通用控制7COM7       0X11RGB       ,0X14
{0x40, 0xC0},
{0x12, 0x10},
      {0x32, 0x80},  //HREF控制
      {0x17, 0x16}, //HSTART
      {0x18, 0x04},  //HSTOP
      {0x19, 0x02},  //VSTART
      {0x1a, 0x7b},  //VSTOP,0x7a,
      {0x03, 0x06},  //VREF,0x0a,
      {0x0c, 0x00},  //COM3    10 //default setting                //10
      {0x3e, 0x00},  //COM14          //default setting
      {0x70, 0x3a},  //SCALING_XSC
      {0x71, 0x35},  //SCALING_YSC
      {0x72, 0x11},  //SCALING_DCWCTR //default setting
      {0x73, 0x00},  //SCALING_PC       //default setting
      {0xa2, 0x02},  //SCALING_PCLK_DELAY  //default setting
      {0x11, 0x81},  //{0x11, 0x81},  //CLKRC,2分频

      {0x7a, 0x20},  //SLOP
      {0x7b, 0x1c},  //GAM1
      {0x7c, 0x28},  //GAM2                                  //20
      {0x7d, 0x3c},  //GAM3
      {0x7e, 0x55},  //GAM4
      {0x7f, 0x68},  //GAM5
      {0x80, 0x76},  //GAM6
      {0x81, 0x80},  //GAM7
      {0x82, 0x88},  //GAM8
      {0x83, 0x8f},  //GAM9
      {0x84, 0x96},  //GAM10
      {0x85, 0xa3},  //GAM11
      {0x86, 0xaf},  //GAM12                                  // 30
      {0x87, 0xc4},  //GAM13
      {0x88, 0xd7},  //GAM14
      {0x89, 0xe8},  //GAM15

{0x13, 0xe0},  //COM8
      {0x00, 0x00},  //AGC

      {0x10, 0x00},  //AECH       00       ???
      {0x0d, 0x00},  //COM4//default setting
      {0x14, 0x28},  //0x38, limit the max gain
      {0xa5, 0x05},  //BD50MAX
      {0xab, 0x07},  //BD60MAX                               //40
      {0x24, 0x75}, //AEW
      {0x25, 0x63}, //AEB
      {0x26, 0xA5}, //VPT
      {0x9f, 0x78}, //HAECC1 ff ???
      {0xa0, 0x68}, //HAECC2 ff
      {0xa1, 0x03}, //RSVD,0x0b,
      {0xa6, 0xdf}, //HAECC3,0xd8, ff
      {0xa7, 0xdf}, //HAECC4,0xd8, ff
      {0xa8, 0xf0}, //HAECC5 ff
      {0xa9, 0x90}, //HAECC6  ff                            //50
      {0xaa, 0x94}, //HAECC7
      {0x13, 0xe5}, //COM8
      {0x0e, 0x61}, //COM5
      {0x0f, 0x4b}, //COM6
      {0x16, 0x02}, //RSVD
      {0x1e, 0x37}, //MVFP,0x07,07
      {0x21, 0x02}, //ADCCTR1
      {0x22, 0x91}, //ADCCTR2
      {0x29, 0x07}, //RSVD                         //60
      {0x33, 0x0b}, //CHLF
      {0x35, 0x0b}, //RSVD
      {0x37, 0x1d}, //ADC
      {0x38, 0x71}, //ACOM
      {0x39, 0x2a}, //OFON
      {0x3c, 0x78}, //COM12    65
      {0x4d, 0x40}, //RSVD
      {0x4e, 0x20}, //RSVD
      {0x69, 0x00}, //GFIX
      {0x6b, 0x60}, //DBLV,PLL=inX4                         //70
      {0x74, 0x19}, //REG4
      {0x8d, 0x4f}, //RSVD
      {0x8e, 0x00}, //RSVD
      {0x8f, 0x00}, //RSVD
      {0x90, 0x00}, //RSVD
      {0x91, 0x00}, //RSVD
      {0x92, 0x00}, //DW_LNL,0x19,//0x66
      {0x96, 0x00}, //RSVD
      {0x9a, 0x80}, //RSVD
      {0xb0, 0x84}, //RSVD                            //80
      {0xb1, 0x0c}, //ABLC1
      {0xb2, 0x0e}, //RSVD
      {0xb3, 0x82}, //THL_DLT
      {0xb8, 0x0a}, //RSVD                         //84
      {0x43, 0x14}, //AWBC1
      {0x44, 0xf0}, //AWBC2
      {0x45, 0x34}, //AWBC3
      {0x46, 0x58}, //AWBC4
      {0x47, 0x28}, //AWBC5
      {0x48, 0x3a}, //AWBC6
      {0x59, 0x88}, //RSVD
      {0x5a, 0x88}, //RSVD
      {0x5b, 0x44}, //RSVD
      {0x5c, 0x67}, //RSVD
      {0x5d, 0x39}, //RSVD
      {0x5e, 0x0e}, //RCC3
{0x64, 0x04},
      {0x65, 0x20}, //LCC4
      {0x66, 0x05}, //LCC5
      {0x94, 0x04}, //LCC6
      {0x95, 0x08}, //LCC7          100
      {0x6c, 0x0a}, //AWBCTR3
      {0x6d, 0x55}, //AWBCTR2
      {0x6e, 0x11}, //AWBCTR1
      {0x6f, 0x9f},       //AWBCTR0,0x9e for advance AWB
      {0x6a, 0x40}, //GGAIN
      {0x01, 0x40}, //BLUE
      {0x02, 0x40}, //RED
      {0x13, 0xe7}, //COM8
      {0x15, 0x00}, //COM10

      /* Color Matrix */
      {0x4f, 0x80}, //MTX1
      {0x50, 0x80}, //MTX2
      {0x51, 0x00}, //MTX3
      {0x52, 0x22}, //MTX4
      {0x53, 0x5e}, //MTX5
      {0x54, 0x80}, //MTX6
{0x58, 0x9e},       //MTXS

      {0x41, 0x08}, //COM16
      {0x3f, 0x00}, //边缘增强调整
      {0x75, 0x05}, //REG75
      {0x76, 0xe1}, //REG76
      {0x4c, 0x00}, //噪声抑制强度
      {0x77, 0x01}, //REG77
      {0x3d, 0x80},       //0xc0,
      {0x4b, 0x09}, //REG4B
      {0xc9, 0x60}, //SATCTR
      {0x41, 0x38}, //COM16
      {0x56, 0x40}, //0x40,  change according to Jim's request
      {0x34, 0x11}, //ARBLM
      {0x3b, 0x02}, //COM11,0x00,//0x02,

      {0xa4, 0x89}, //0x88,
      {0x96, 0x00}, //RSVD
      {0x97, 0x30}, //RSVD
      {0x98, 0x20}, //RSVD             135
      {0x99, 0x30}, //RSVD
      {0x9a, 0x84}, //RSVD
      {0x9b, 0x29}, //RSVD
      {0x9c, 0x03}, //RSVD
      {0x9d, 0x4c}, //BD50ST
      {0x9e, 0x3f}, //BD60ST
      {0x78, 0x04},       //RSVD

      {0x79, 0x01}, //RSVD
      {0xc8, 0xf0}, //RSVD
      {0x79, 0x0f}, //RSVD
      {0xc8, 0x00}, //RSVD
      {0x79, 0x10}, //RSVD
      {0xc8, 0x7e}, //RSVD
      {0x79, 0x0a}, //RSVD
      {0xc8, 0x80}, //RSVD
      {0x79, 0x0b}, //RSVD
      {0xc8, 0x01}, //RSVD
      {0x79, 0x0c}, //RSVD
      {0xc8, 0x0f}, //RSVD
      {0x79, 0x0d}, //RSVD
      {0xc8, 0x20}, //RSVD
      {0x79, 0x09}, //RSVD
      {0xc8, 0x80}, //RSVD
      {0x79, 0x02}, //RSVD
      {0xc8, 0xc0}, //RSVD
      {0x79, 0x03}, //RSVD
      {0xc8, 0x40}, //RSVD
      {0x79, 0x05}, //RSVD
      {0xc8, 0x30}, //RSVD
      {0x79, 0x26}, //RSVD
      {0x09, 0x00}, //COM2

devil123 · 发表于 2016-7-19 00:46:12

#include "sys.h"
#include "delay.h"
#include "usart.h"
#include "exti.h"
#include "usmart.h"
#include "ov7670.h"
//ALIENTEK精英STM32F103开发板实验33
//摄像头实验实验
//技术支持：www.openedv.com
//广州市星翼电子科技有限公司
//const u8*LMODE_TBL[5]={"Auto","Sunny","Cloudy","Office","Home"}; //5种光照模式
//const u8*EFFECTS_TBL[7]={"Normal","Negative","B&W","Redish","Greenish","Bluish","Antique"}; //7种特效
extern u8 ov_sta; //在exit.c里面定义
//extern u8 ov_frame; //在timer.c里面定义
u16 TEXT_TO_SEND[120][240];
//更新LCD显示
void camera_refresh(void)
{
u32 i,j;
u16 color;
if(ov_sta)//有帧中断更新？
{
OV7670_RRST=0; //开始复位读指针
OV7670_RCK_L;
OV7670_RCK_H;
OV7670_RCK_L;
OV7670_RRST=1; //复位读指针结束
OV7670_RCK_H;
usart1_send_char(0XFF); //数据头
for(i=0;i<120;i++)
for(j=0;j<240;j++)
{
OV7670_RCK_L;
color=GPIOC->IDR&0XFF; //读数据
OV7670_RCK_H;
TEXT_TO_SEND[j]=color;
color<<=8;
OV7670_RCK_L;
color|=GPIOC->IDR&0XFF; //读数据
OV7670_RCK_H;
TEXT_TO_SEND[j+1]=color;
}
for(i=0;i<120;i++)
for(j=0;j<240;j++)
{
usart1_send_char(TEXT_TO_SEND[j]);
}
ov_sta=0; //清零帧中断标记
//ov_frame++;
}
}

int main(void)
{
u8 lightmode=0,saturation=2,contrast=2;
u8 effect=0;
Stm32_Clock_Init(9); //系统时钟设置
uart_init(72,115200); //串口初始化为115200
delay_init(72);         //延时初始化
usmart_dev.init(72); //初始化USMART
OV7670_Init();//初始化OV7670
delay_ms(200);
OV7670_Light_Mode(lightmode);
OV7670_Color_Saturation(saturation);
OV7670_Contrast(contrast);
OV7670_Special_Effects(effect);
//TIM6_Int_Init(10000,7199); //10Khz计数频率,1秒钟中断
EXTI8_Init(); //使能定时器捕获
OV7670_Window_Set(12,174,240,320); //设置窗口
    OV7670_CS=0;
while(1)
{

camera_refresh();//更新显示

}
}