示例#1
0
文件: main.c 项目: szymon2103/Stm32
/**
  * @brief  Main program
  * @param  None
  * @retval None
  */
int main(void)
{
  /*!< At this stage the microcontroller clock setting is already configured,
       this is done through SystemInit() function which is called from startup
       files (startup_stm32f40_41xxx.s/startup_stm32f427_437xx.s/startup_stm32f429_439xx.s)
       before to branch to application main.
     */

  /* SysTick end of count event each 10ms */
  RCC_GetClocksFreq(&RCC_Clocks);
  SysTick_Config(RCC_Clocks.HCLK_Frequency / 100);

  /* Initialize LEDs mounted on EVAL board */
  STM_EVAL_LEDInit(LED1);
  STM_EVAL_LEDInit(LED2);
  STM_EVAL_LEDInit(LED3);
  STM_EVAL_LEDInit(LED4);

  STM_EVAL_LEDOn(LED1);

 /* Initialize the LCD */
  LCD_Init();
  LCD_Clear(Black);
  LCD_SetTextColor(White);

  LCD_LOG_SetHeader((uint8_t*)"STM32 Camera Demo");
  LCD_LOG_SetFooter ((uint8_t*)"   Copyright (c) STMicroelectronics" );

  /* ADC configuration */
  ADC_Config();

  /* Initializes the DCMI interface (I2C and GPIO) used to configure the camera */
  OV2640_HW_Init();

  /* Read the OV9655/OV2640 Manufacturer identifier */
  OV9655_ReadID(&OV9655_Camera_ID);
  OV2640_ReadID(&OV2640_Camera_ID);

  if(OV9655_Camera_ID.PID  == 0x96)
  {
    Camera = OV9655_CAMERA;
    sprintf((char*)abuffer, "OV9655 Camera ID 0x%x", OV9655_Camera_ID.PID);
    ValueMax = 2;
  }
  else if(OV2640_Camera_ID.PIDH  == 0x26)
  {
    Camera = OV2640_CAMERA;
    sprintf((char*)abuffer, "OV2640 Camera ID 0x%x", OV2640_Camera_ID.PIDH);
    ValueMax = 2;
  }
  else
  {
    LCD_SetTextColor(LCD_COLOR_RED);
    LCD_DisplayStringLine(LINE(4), (uint8_t*)"Check the Camera HW and try again");
    while(1);
  }

  LCD_SetTextColor(LCD_COLOR_YELLOW);
  LCD_DisplayStringLine(LINE(4), (uint8_t*)abuffer);
  LCD_SetTextColor(LCD_COLOR_WHITE);
  Delay(200);

  /* Initialize demo */
  ImageFormat = (ImageFormat_TypeDef)Demo_Init();

  /* Configure the Camera module mounted on STM324xG-EVAL/STM324x7I-EVAL boards */
  Demo_LCD_Clear();
  LCD_DisplayStringLine(LINE(4), (uint8_t*)"Camera Init..               ");
  Camera_Config();

  sprintf((char*)abuffer, " Image selected: %s", ImageForematArray[ImageFormat]);
  LCD_DisplayStringLine(LINE(4),(uint8_t*)abuffer);

  /* Enable DMA2 stream 1 and DCMI interface then start image capture */
  DMA_Cmd(DMA2_Stream1, ENABLE);
  DCMI_Cmd(ENABLE);

  /* Insert 100ms delay: wait 100ms */
  Delay(200);

  DCMI_CaptureCmd(ENABLE);

  LCD_ClearLine(LINE(4));
  Demo_LCD_Clear();

  if(ImageFormat == BMP_QQVGA)
  {
    /* LCD Display window */
    LCD_SetDisplayWindow(179, 239, 120, 160);
    LCD_WriteReg(LCD_REG_3, 0x1038);
    LCD_WriteRAM_Prepare();
  }
  else if(ImageFormat == BMP_QVGA)
  {
    /* LCD Display window */
    LCD_SetDisplayWindow(239, 319, 240, 320);
    LCD_WriteReg(LCD_REG_3, 0x1038);
    LCD_WriteRAM_Prepare();
  }

  while(1)
  {
    /* Blink LD1, LED2 and LED4 */
    STM_EVAL_LEDToggle(LED1);
    STM_EVAL_LEDToggle(LED2);
    STM_EVAL_LEDToggle(LED3);
    STM_EVAL_LEDToggle(LED4);

    /* Insert 100ms delay */
    Delay(10);

    /* Get the last ADC3 conversion result data */
    uhADCVal = ADC_GetConversionValue(ADC3);

    /* Change the Brightness of camera using "Brightness Adjustment" register:
       For OV9655 camera Brightness can be positively (0x01 ~ 0x7F) and negatively (0x80 ~ 0xFF) adjusted
       For OV2640 camera Brightness can be positively (0x20 ~ 0x40) and negatively (0 ~ 0x20) adjusted */
    if(Camera == OV9655_CAMERA)
    {
      OV9655_BrightnessConfig(uhADCVal);
    }
    if(Camera == OV2640_CAMERA)
    {
      OV2640_BrightnessConfig(uhADCVal/2);
    }
  }
}
示例#2
0
/**
  * @brief  Main program.
  * @param  None
  * @retval None
  */
int main(void)
{
    //RCC_Config();
    //GPIO_Config();
    //RCC_MCO1Config(RCC_MCO1Source_PLLCLK,RCC_MCO1Div_1);
	uint8_t tmpreg;
	LIS302DL_InitTypeDef  LIS302DL_InitStruct;
  /*!< At this stage the microcontroller clock setting is already configured, 
  this is done through SystemInit() function which is called from startup
  file (startup_stm32f4xx.s) before to branch to application main.
  To reconfigure the default setting of SystemInit() function, refer to
  system_stm32f4xx.c file
  */

  /* SysTick end of count event each 10ms */
  RCC_GetClocksFreq(&RCC_Clocks);
  SysTick_Config(RCC_Clocks.HCLK_Frequency / 100);

  //NVIC_SetPriority(SysTick_IRQn, -1);

    /* MEMS configuration and set int1/int2 pins*/
    LIS302DL_InitStruct.Power_Mode = LIS302DL_LOWPOWERMODE_ACTIVE;
    LIS302DL_InitStruct.Output_DataRate = LIS302DL_DATARATE_100;
    LIS302DL_InitStruct.Axes_Enable = LIS302DL_XYZ_ENABLE;
    LIS302DL_InitStruct.Full_Scale = LIS302DL_FULLSCALE_2_3;
    LIS302DL_InitStruct.Self_Test = LIS302DL_SELFTEST_NORMAL;
    LIS302DL_Init(&LIS302DL_InitStruct);
	//Set INT1/INT2 pins
	tmpreg = 0x40;
	LIS302DL_Write(&tmpreg, LIS302DL_CTRL_REG3_ADDR, 1);

	//Initialize the touchscreen
	TSC_Init();

  	/* Initialize LEDs and push-buttons mounted on STM324xG-EVAL board */
	STM_EVAL_LEDInit(LED1);
	STM_EVAL_LEDInit(LED2);
	//STM_EVAL_LEDInit(LED3);
	//STM_EVAL_LEDInit(LED4);

	/* Initialize the LCD */
  	STM324xG_LCD_Init();
  	//STM_EVAL_LEDOn(LED1);
  	LCD_Clear(Black);
  	LCD_SetTextColor(White);

  	LCD_LOG_SetHeader("STM32 Camera Demo");
  	LCD_LOG_SetFooter ("   Copyright (c) STMicroelectronics" );

  	/* ADC configuration */
  	ADC_Config();

  	/* Initializes the DCMI interface (I2C and GPIO) used to configure the camera */
  	//OV9655_HW_Init();
        OV9712_HW_Init();
  	/* Read the OV9655/OV2640 Manufacturer identifier */
  	//OV9655_ReadID(&OV9655_Camera_ID);
        OV9712_ReadID(&OV9712_Camera_ID);
        //while(1);  
  	if(OV9655_Camera_ID.PID  == 0x96)
  	{
    	Camera = OV9712_CAMERA;
    	sprintf((char*)buffer, "OV9655 Camera ID 0x%x", OV9655_Camera_ID.PID);
    	ValueMax = 2;
  	}
  	else if(OV9712_Camera_ID.PIDH  == 0x97)
  	{
    	Camera = OV9712_CAMERA;
    	sprintf((char*)buffer, "OV9712 Camera ID 0x%x", OV9712_Camera_ID.PIDH);
    	ValueMax = 2;
  	}
  	else
  	{
    	LCD_SetTextColor(LCD_COLOR_RED);
    	sprintf((char*)buffer, "OV Camera ID 0x%02x%02x", OV9655_Camera_ID.Version, OV9712_Camera_ID.PIDH);
    	LCD_DisplayStringLine(LINE(4), buffer);
    	while(1);  
  	}

  	LCD_SetTextColor(LCD_COLOR_YELLOW);
  	LCD_DisplayStringLine(LINE(4), (uint8_t*)buffer);
  	LCD_SetTextColor(LCD_COLOR_WHITE);

  	Delay(200);

  	/* Initialize demo */
  	ImageFormat = (ImageFormat_TypeDef)BMP_QVGA;

  	/* Configure the Camera module mounted on STM324xG-EVAL board */
  	Demo_LCD_Clear();
  	LCD_DisplayStringLine(LINE(4), "Camera Init..               ");
  	Camera_Config();

  	sprintf((char*)buffer, " Image selected: %s", ImageForematArray[ImageFormat]);
  	LCD_DisplayStringLine(LINE(4),(uint8_t*)buffer);

  	LCD_ClearLine(LINE(4));
  	Demo_LCD_Clear();
  
        
        

  	if(ImageFormat == BMP_QQVGA)
  	{
    	/* LCD Display window */
    	LCD_SetDisplayWindow(60, 80, 160, 120);
    	ReverseLCD();
    	LCD_WriteRAM_Prepare(); 
  	}
  	else if(ImageFormat == BMP_QVGA)
  	{
    	/* LCD Display window */
    	LCD_SetDisplayWindow(0, 0, 320, 240);
    	ReverseLCD();
    	LCD_WriteRAM_Prepare(); 
  	}

	{
		int i, j;
		for (j = 0; j < 16; j++)
		{
			LCD_SetDisplayWindow(0, (240 / 16) * j, 320, (240 / 16));
			LCD_WriteRAM_Prepare();
			for (i = 0; i <	320 * 240 / 16; i++)
			{
				LCD_WriteRAM(0x0003 << j);
			}
		}
	}

  	/* Enable DMA2 stream 1 and DCMI interface then start image capture */
  	DMA_Cmd(DMA2_Stream1, ENABLE); 
  	DCMI_Cmd(ENABLE); 

  	/* Insert 100ms delay: wait 100ms */
  	//Delay(200); 

  	DCMI_CaptureCmd(ENABLE); 

  	while(1)
  	{
	      OV9655_BrightnessConfig(0x7F);//

		//static int step = 0;
		int i, block, begin;
		unsigned short *p;

		if (!bShot)
		{
			begin = (datablock - 11 + 48) % 48;
	
			for (block = begin; block < begin + 11; block++)
			{
				p = (unsigned short *)(0x20000000 + (320 * 240 * 2 / 16) * ((block) % 12));
				LCD_SetDisplayWindow(0, (block % 16) * (240 / 16), 320, (240 / 16));
				//LCD_SetCursor(0, (block % 16) * (240 / 16));
				LCD_WriteRAM_Prepare();
				for (i = 0; i <	320 * 240 / 16; i++)
				{
					LCD_WriteRAM(*p++);
				}
			}
		}
		if (TSC_TouchDet())
		{
			int x, y;
			TP_GetAdXY(&x, &y);
			if (x > 300 && x < 2800 && y > 300 && y < 2800)
			{
				if (x < 1550 && y < 1550)
				{
					uint32_t StartSector = 0, EndSector = 0, Address = 0, SectorCounter = 0;
					int m;
					//拍照bShot
					bShot = 1;
					while(datablock % 16);
					DMA_Cmd(DMA2_Stream1, DISABLE); 
					DCMI_Cmd(DISABLE);
					//STM_EVAL_LEDOn(LED2); 
					DMA_ClearFlag(DMA2_Stream1, 0x2F7D0F7D);
					DMA_ClearFlag(DMA2_Stream1, 0x0F7D0F7D);
					DMA_ClearITPendingBit(DMA2_Stream1, DMA_IT_TCIF1);
					datablock = 0;
					DMA2_Stream1->M0AR = 0x20000000 + 9600 * (datablock % 12);
					DMA_SetCurrDataCounter(DMA2_Stream1, (320 * 240 * 2 / 4) / 16);

					DCMI_Cmd(ENABLE);
					DMA_Cmd(DMA2_Stream1, ENABLE);
					
					{
						unsigned long *p, *q;
						while(datablock < 4);	//等待准备好前4块数据,就将这4块数据导入到0x10000000+0x50000之后。
						q = (unsigned long *)(0x20000000);
						p = (unsigned long *)(0x10000000 + 0x5000);
						while (q < (unsigned long *)(0x20000000 + 4 * (320 * 240 * 2 / 16)))
						{
							*p = *q;
							p++;
							q++;
						}
					}


					while(datablock < 16);		//等待全部采集完成。

					STM_EVAL_LEDOn(LED2);		//LED2亮表示采集完成。
					LCD_SetDisplayWindow(0, 0, 320, 240);
					LCD_WriteRAM_Prepare();
					LCD_Clear(Black);
					//RAM位置
					/*
						序号  地址                大小
						1:    0x10005000+9600*0     9600
						2:    0x10005000+9600*1     9600
						3:    0x10005000+9600*2     9600
						4:    0x10005000+9600*3     9600
						5:    0x20000000+9600*5     9600
						6:    0x20000000+9600*6     9600
						7:    0x20000000+9600*7     9600
						8:    0x20000000+9600*8     9600
						9:    0x20000000+9600*9     9600
						10:   0x20000000+9600*10    9600
						11:   0x20000000+9600*11    9600
						12:   0x20000000+9600*0     9600
						13:   0x20000000+9600*1     9600
						14:   0x20000000+9600*2     9600
						15:   0x20000000+9600*3     9600					
					*/
				 	for (m = 0; m < 16; m++)	//显示保存的图片
					{
						unsigned short *q;
						if (m < 4)
						{
							q = (unsigned short *)(0x10000000 + 0x5000 + m * (320 * 240 * 2 / 16));
						}
						else
						{
							q = (unsigned short *)(0x20000000 + (m % 12) * (320 * 240 * 2 / 16));
						}
						LCD_SetDisplayWindow(0, m * (240 / 16), 320, (240 / 16));
						LCD_WriteRAM_Prepare();
						for (i = 0; i <	320 * 240 / 16; i++)
						{
							LCD_WriteRAM(*q++);
						}
					}

					/* Erase the user Flash area ***********/
					FLASH_Unlock();
					
					/* Clear pending flags (if any) */  
					FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | 
						FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR); 
					
					/* Get the number of the start and end sectors */
					StartSector = GetSector(FLASH_USER_START_ADDR);
					EndSector = GetSector(FLASH_USER_END_ADDR);
					
					for (SectorCounter = StartSector; SectorCounter < EndSector; SectorCounter += 8)
					{
						/* Device voltage range supposed to be [2.7V to 3.6V], the operation will
						be done by word */ 
						if (FLASH_EraseSector(SectorCounter, VoltageRange_3) != FLASH_COMPLETE)
						{ 
							/* Error occurred while sector erase. 
							User can add here some code to deal with this error  */
							while (1)
							{
							}
						}
					}
										
				 	for (m = 0; m < 16; m++)	//保存图片到flash
					{
						unsigned long *q;
						Address = FLASH_USER_START_ADDR + m * (320 * 240 * 2 / 16);
						if (m < 4)
						{
							q = (unsigned long *)(0x10000000 + 0x5000 + m * (320 * 240 * 2 / 16));
						}
						else
						{
							q = (unsigned long *)(0x20000000 + (m % 12) * (320 * 240 * 2 / 16));
						}
						while (Address < FLASH_USER_START_ADDR + (m + 1) *(320 * 240 * 2 / 16))
						{
							if (FLASH_ProgramWord(Address, *q) == FLASH_COMPLETE)
							{
								Address = Address + 4;
								q++;
							}
							else
							{ 
								/* Error occurred while writing data in Flash memory. 
								User can add here some code to deal with this error */
								while (1)
								{
								}
							}
						}
					}

					STM_EVAL_LEDOff(LED2);
					LCD_SetDisplayWindow(0, 0, 320, 240);
					LCD_WriteRAM_Prepare();
					LCD_Clear(Black);
				 	for (m = 0; m < 16; m++)	//显示flash中的图片
					{
						unsigned short *q;
						q = (unsigned short *)(FLASH_USER_START_ADDR + m * (320 * 240 * 2 / 16));
						LCD_SetDisplayWindow(0, m * (240 / 16), 320, (240 / 16));
						LCD_WriteRAM_Prepare();
						for (i = 0; i <	320 * 240 / 16; i++)
						{
							LCD_WriteRAM(*q++);
						}
					}
					/* Lock the Flash to disable the flash control register access (recommended
					 to protect the FLASH memory against possible unwanted operation) *********/
					FLASH_Lock(); 
				}
				else if (x >= 1550 && y < 1550)
				{
					//righttop
					STM_EVAL_LEDOff(LED1);
					STM_EVAL_LEDOff(LED2);
					bShot = 0;
					datablock = 0;
					DMA_Cmd(DMA2_Stream1, ENABLE);
					DCMI_Cmd(ENABLE); 
				}
				else if (x < 1550 && y >= 1550)
				{
					//righttop
					//DMA_Cmd(DMA2_Stream1, ENABLE);
					//DCMI_Cmd(ENABLE); 
				}
				else if (x >= 1550 && y >= 1550)
				{
					//righttop
					//DMA_Cmd(DMA2_Stream1, ENABLE);
					//DCMI_Cmd(ENABLE); 
				}
			}
		}
		//Delay(10);
  	}	
}