/**
* @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);
}
}
}
/**
* @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);
}
}
