It's nucleo f4 DMA trandfer for ov7670&ILI9341.
Dependencies: mbed ILI9341_SPI OV7670_SCCB
Diff: main.cpp
- Revision:
- 5:541e2adc765d
- Parent:
- 4:ba22760d537d
- Child:
- 7:2ed3ce710cc2
--- a/main.cpp Thu Apr 28 11:47:31 2016 +0000 +++ b/main.cpp Fri Apr 29 13:39:26 2016 +0000 @@ -1,8 +1,9 @@ #include "mbed.h" #include "TIM_DMAInit.h" #include "SPI_DMAInit.h" - - +#include "ILI9341.h" +#include "SCCB.h" +#include "GPIOInit.h" /* ********ov7670******** @@ -36,166 +37,40 @@ GND - GND VCC - +5V - ********NUCLEOF401RE******* - -U5V× -E5V○ + */ - - - - - -#define REG_COM1 0x04 /* Control 1 */ -#define REG_COM6 0x0f /* Control 6 */ -#define REG_AECH 0x10 /* More bits of AEC value */ -#define REG_CLKRC 0x11 /* Clocl control */ -#define CLK_EXT 0x40 /* Use external clock directly */ -#define CLK_SCALE 0x3f /* Mask for internal clock scale */ -#define REG_COM7 0x12 /* Control 7 */ -#define COM7_RESET 0x80 /* Register reset */ -#define COM7_FMT_MASK 0x38 -#define COM7_FMT_VGA 0x00 -#define COM7_FMT_CIF 0x20 /* CIF format */ -#define COM7_FMT_QVGA 0x10 /* QVGA format */ -#define COM7_FMT_QCIF 0x08 /* QCIF format */ -#define COM7_RGB 0x04 /* bits 0 and 2 - RGB format */ -#define COM7_YUV 0x00 /* YUV */ -#define COM7_BAYER 0x01 /* Bayer format */ -#define COM7_PBAYER 0x05 /* "Processed bayer" */ -#define REG_COM8 0x13 /* Control 8 */ -#define REG_COM9 0x14 /* Control 9 - gain ceiling */ -#define REG_TSLB 0x3a /* lots of stuff */ -#define REG_COM15 0x40 /* Control 15 */ -#define COM15_R10F0 0x00 /* Data range 10 to F0 */ -#define COM15_R01FE 0x80 /* 01 to FE */ -#define COM15_R00FF 0xc0 /* 00 to FF */ -#define COM15_RGB565 0x10 /* RGB565 output */ -#define COM15_RGB555 0x30 /* RGB555 output */ -#define REG_COM16 0x41 /* Control 16 */ -#define COM16_AWBGAIN 0x08 /* AWB gain enable */ -#define REG_COM17 0x42 /* Control 17 */ -#define COM17_AECWIN 0xc0 /* AEC window - must match COM4 */ -#define COM17_CBAR 0x08 /* DSP Color bar */ -#define REG_CMATRIX_BASE 0x4f -#define CMATRIX_LEN 6 -#define REG_CMATRIX_SIGN 0x58 -#define REG_BRIGHT 0x55 /* Brightness */ -#define REG_CONTRAS 0x56 /* Contrast control */ - -#define REG_GFIX 0x69 /* Fix gain control */ - -#define REG_REG76 0x76 /* OV's name */ -#define R76_BLKPCOR 0x80 /* Black pixel correction enable */ -#define R76_WHTPCOR 0x40 /* White pixel correction enable */ - -#define REG_RGB444 0x8c /* RGB 444 control */ -#define R444_ENABLE 0x02 /* Turn on RGB444, overrides 5x5 */ -#define R444_RGBX 0x01 /* Empty nibble at end */ - -#define REG_HAECC1 0x9f /* Hist AEC/AGC control 1 */ -#define REG_HAECC2 0xa0 /* Hist AEC/AGC control 2 */ - -#define REG_BD50MAX 0xa5 /* 50hz banding step limit */ -#define REG_HAECC3 0xa6 /* Hist AEC/AGC control 3 */ -#define REG_HAECC4 0xa7 /* Hist AEC/AGC control 4 */ -#define REG_HAECC5 0xa8 /* Hist AEC/AGC control 5 */ -#define REG_HAECC6 0xa9 /* Hist AEC/AGC control 6 */ -#define REG_HAECC7 0xaa /* Hist AEC/AGC control 7 */ -#define REG_BD60MAX 0xab /* 60hz banding step limit */ - - - uint8_t dma_buf[145][300]; uint8_t flag_dma; - - InterruptIn VSYNC(PD_2); - SPI spi(PA_7,PA_6,PA_5); - -DigitalOut dc(PA_4); -DigitalOut rs(PA_12); -DigitalOut cs(PA_11); - -DigitalInOut SDA(PC_10); -DigitalInOut SCL(PC_12); - +ili9341_spi lcd(spi,PA_11,PA_4,PA_12); +ov7670_sccb sccb(PC_10,PC_12); PortIn cdata(PortB, 0x00ff); -void window (unsigned int x, unsigned int y, unsigned int w, unsigned int h); -void pixel(int x, int y, int color); -void vline(int x, int y0, int y1, int color); -void circle(int x0, int y0, int r, int color); -void fillcircle(int x0, int y0, int r, int color); -void fillrect(int x0, int y0, int x1, int y1, int color); -void wr_cmd(unsigned char cmd); -void wr_dat(unsigned char dat); -char rd_byte(unsigned char cmd); -int rd_32(unsigned char cmd); -int Read_ID(void); -void tft_reset(); -void fillrect(int x0, int y0, int x1, int y1, int color); - -void I2cstart(void); -void I2cstop(void); -void I2cout(unsigned char datar); -void c(unsigned char adrs,unsigned char datak); -void cam_init(); - void camdma_start(); -void test_color(); - - - - int main() { - GPIO_InitTypeDef gpioconf1; - __GPIOB_CLK_ENABLE(); - gpioconf1.Pin = GPIO_PIN_8 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_13 |GPIO_PIN_14 | GPIO_PIN_15;//pa13 - gpioconf1.Mode = GPIO_MODE_INPUT; - gpioconf1.Pull = GPIO_PULLDOWN; - gpioconf1.Speed = GPIO_SPEED_HIGH; - HAL_GPIO_Init(GPIOB, &gpioconf1); - - - HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_HSE, RCC_MCODIV_1); - - GPIO_InitTypeDef GPIO_InitStruct; - /*Configure GPIO pin : PC9 MCO2 for cam XCLK*/ - __GPIOC_CLK_ENABLE(); - GPIO_InitStruct.Pin = GPIO_PIN_9; - GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; - GPIO_InitStruct.Pull = GPIO_NOPULL; - GPIO_InitStruct.Speed = GPIO_SPEED_LOW; - GPIO_InitStruct.Alternate = GPIO_AF0_MCO; - HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); - // spi_Init(); + gpio_Init(); dma_init(); spi.format(8,3); spi.frequency(20000000); - tft_reset(); - SDA.output(); - SCL.output(); - + lcd.tft_reset(); __disable_irq(); - VSYNC.rise(&camdma_start);//PCLK割り込み - cam_init(); + VSYNC.rise(&camdma_start); + sccb.cam_init(); -fillrect(0,0,150,290,0xf800);//red - +lcd.fillrect(0,0,150,290,0xf800);//red -wait(3); - wr_cmd(0x2C); +wait(1); + lcd.wr_cmd(0x2C); spi.write(0x66); spi_Init(); @@ -207,548 +82,12 @@ } - - -void wr_cmd(unsigned char cmd) -{ - dc = 0; - cs = 0; - spi.write(cmd); // mbed lib - dc = 1; -} -void wr_dat(unsigned char dat) -{ - spi.write(dat); // mbed lib -} -char rd_byte(unsigned char cmd) -{ - char r; - dc = 0; - cs = 0; - spi.write(cmd); // mbed lib - cs = 1; - r = spi.write(0xff); - cs = 1; - return(r); -} - -// read 32 bit -int rd_32(unsigned char cmd) -{ - int d; - char r; - dc = 0; - cs = 0; - d = cmd; - d = d << 1; - spi.format(9,3); // we have to add a dummy clock cycle - spi.write(d); - spi.format(8,3); - dc = 1; - r = spi.write(0xff); - d = r; - r = spi.write(0xff); - d = (d << 8) | r; - r = spi.write(0xff); - d = (d << 8) | r; - r = spi.write(0xff); - d = (d << 8) | r; - cs = 1; - return(d); -} - -int Read_ID(void){ - int r; - r = rd_byte(0x0A); - r = rd_byte(0x0A); - r = rd_byte(0x0A); - r = rd_byte(0x0A); - return(r); -} - - -// Init code based on MI0283QT datasheet - -void tft_reset() -{ - cs = 1; // cs high - dc = 1; // dc high - rs = 0; // display reset - - wait_us(50); - rs = 1; // end hardware reset - wait_ms(5); - - wr_cmd(0x01); // SW reset - wait_ms(5); - wr_cmd(0x28); // display off - - /* Start Initial Sequence ----------------------------------------------------*/ - wr_cmd(0xCF); - spi.write(0x00); - spi.write(0x83); - spi.write(0x30); - cs = 1; - - wr_cmd(0xED); - spi.write(0x64); - spi.write(0x03); - spi.write(0x12); - spi.write(0x81); - cs = 1; - - wr_cmd(0xE8); - spi.write(0x85); - spi.write(0x01); - spi.write(0x79); - cs = 1; - - wr_cmd(0xCB); - spi.write(0x39); - spi.write(0x2C); - spi.write(0x00); - spi.write(0x34); - spi.write(0x02); - cs = 1; - - wr_cmd(0xF7); - spi.write(0x20); - cs = 1; - - wr_cmd(0xEA); - spi.write(0x00); - spi.write(0x00); - cs = 1; - - wr_cmd(0xC0); // POWER_CONTROL_1 - spi.write(0x26); - cs = 1; - - wr_cmd(0xC1); // POWER_CONTROL_2 - spi.write(0x11); - cs = 1; - - wr_cmd(0xC5); // VCOM_CONTROL_1 - spi.write(0x35); - spi.write(0x3E); - cs = 1; - - wr_cmd(0xC7); // VCOM_CONTROL_2 - spi.write(0xBE); - cs = 1; - - wr_cmd(0x36); // MEMORY_ACCESS_CONTROL - spi.write(0x48); - cs = 1; - - wr_cmd(0x3A); // COLMOD_PIXEL_FORMAT_SET - spi.write(0x55); // 16 bit pixel - cs = 1; - - wr_cmd(0xB1); // Frame Rate - spi.write(0x00); - spi.write(0x1B); - cs = 1; - - wr_cmd(0xF2); // Gamma Function Disable - spi.write(0x08); - cs = 1; - - wr_cmd(0x26); - spi.write(0x01); // gamma set for curve 01/2/04/08 - cs = 1; - - wr_cmd(0xE0); // positive gamma correction - spi.write(0x1F); - spi.write(0x1A); - spi.write(0x18); - spi.write(0x0A); - spi.write(0x0F); - spi.write(0x06); - spi.write(0x45); - spi.write(0x87); - spi.write(0x32); - spi.write(0x0A); - spi.write(0x07); - spi.write(0x02); - spi.write(0x07); - spi.write(0x05); - spi.write(0x00); - cs = 1; - - wr_cmd(0xE1); // negativ gamma correction - spi.write(0x00); - spi.write(0x25); - spi.write(0x27); - spi.write(0x05); - spi.write(0x10); - spi.write(0x09); - spi.write(0x3A); - spi.write(0x78); - spi.write(0x4D); - spi.write(0x05); - spi.write(0x18); - spi.write(0x0D); - spi.write(0x38); - spi.write(0x3A); - spi.write(0x1F); - cs = 1; - - wr_cmd(0x2A); - spi.write(0); - spi.write(0); - spi.write(0); - spi.write(0x95); - - cs = 1; - wr_cmd(0x2B); - spi.write(0); - spi.write(0); - spi.write(0x00); - spi.write(0x90); - cs = 1; - - //wr_cmd(0x34); // tearing effect off - //_cs = 1; - - //wr_cmd(0x35); // tearing effect on - //_cs = 1; - - wr_cmd(0xB7); // entry mode - spi.write(0x07); - cs = 1; - - wr_cmd(0xB6); // display function control - spi.write(0x0A); - spi.write(0x82); - spi.write(0x27); - spi.write(0x00); - cs = 1; - - wr_cmd(0x11); // sleep out - cs = 1; - - wait_ms(100); - - wr_cmd(0x29); // display on - cs = 1; - - wait_ms(100); - - } - void pixel(int x, int y, int color) -{ - wr_cmd(0x2A); - spi.write(x >> 8); - spi.write(x); - cs = 1; - wr_cmd(0x2B); - spi.write(y >> 8); - spi.write(y); - cs = 1; - wr_cmd(0x2C); // send pixel - //#if defined TARGET_KL25Z // 8 Bit SPI - spi.write(color >> 8); - spi.write(color & 0xff); - /*#else - SPI::format(16,3); // switch to 16 bit Mode 3 - SPI::write(color); // Write D0..D15 - SPI::format(8,3); - #endif*/ - cs = 1; -} - -void window (unsigned int x, unsigned int y, unsigned int w, unsigned int h) -{ - wr_cmd(0x2A); - spi.write(x >> 8); - spi.write(x); - spi.write((x+w-1) >> 8); - spi.write(x+w-1); - - cs = 1; - wr_cmd(0x2B); - spi.write(y >> 8); - spi.write(y); - spi.write((y+h-1) >> 8); - spi.write(y+h-1); - cs = 1; -} - -void vline(int x, int y0, int y1, int color) -{ - int h; - h = y1 - y0 + 1; - window(x,y0,1,h); - wr_cmd(0x2C); // send pixel - //#if defined TARGET_KL25Z // 8 Bit SPI - for (int y=0; y<h; y++) { - spi.write(color >> 8); - spi.write(color & 0xff); - } - /* #else - SPI::format(16,3); // switch to 16 bit Mode 3 - for (int y=0; y<h; y++) { - SPI::write(color); - } - SPI::format(8,3);*/ - //#endif - cs = 1; - //WindowMax(); - return; -} - -void fillcircle(int x0, int y0, int r, int color) -{ - int x = -r, y = 0, err = 2-2*r, e2; - do { - vline(x0-x, y0-y, y0+y, color); - vline(x0+x, y0-y, y0+y, color); - e2 = err; - if (e2 <= y) { - err += ++y*2+1; - if (-x == y && e2 <= x) e2 = 0; - } - if (e2 > x) err += ++x*2+1; - } while (x <= 0); -} - - -void circle(int x0, int y0, int r, int color) -{ - - int x = -r, y = 0, err = 2-2*r, e2; - do { - pixel(x0-x, y0+y,color); - pixel(x0+x, y0+y,color); - pixel(x0+x, y0-y,color); - pixel(x0-x, y0-y,color); - e2 = err; - if (e2 <= y) { - err += ++y*2+1; - if (-x == y && e2 <= x) e2 = 0; - } - if (e2 > x) err += ++x*2+1; - } while (x <= 0); - } - void fillrect(int x0, int y0, int x1, int y1, int color) -{ - - int h = y1 - y0 + 1; - int w = x1 - x0 + 1; - int pixel = h * w; - //window(x0,y0,w,h); - wr_cmd(0x2C); // send pixel - //#if defined TARGET_KL25Z // 8 Bit SPI - for (int p=0; p<pixel; p++) { - spi.write(color >> 8); - spi.write(color & 0xff); - } - /*#else - SPI::format(16,3); // switch to 16 bit Mode 3 - for (int p=0; p<pixel; p++) { - SPI::write(color); - } - SPI::format(8,3); - #endif*/ - cs = 1; - //WindowMax(); - return; -} - -void I2cstart(void) -{ -SDA=1;SCL=1; /* SCL,SDAは常時Highとする */ - wait_us(2); - SDA=0; - wait_us(2); // SDA出力 -} - - void I2cstop(void) -{ - SCL=0; // 先にSDA Low - wait_us(2); - SDA=0; // SCL Low - wait_us(2); - SCL=1; // SDA Low // 出力モードに戻す SDA =Low - wait_us(2); - SDA=1; // 先にSCLをHigh - wait_us(2); - // 後からSDAをHigh - -} - void I2cout(unsigned char datar) -{ - int ia; - for(ia=0;ia<8;ia++){ - SCL=0; - if(datar & 0x80){SDA=1;} - else SDA=0; - datar<<=1; - wait_us(1); - SCL=1; - wait_us(2); - SCL=0; - wait_us(1);//wait(); - } - wait_us(1); - - SCL=1; - datar<<=1; - wait_us(2); - SCL=0; - - wait_us(1); -} - - - void c(unsigned char adrs,unsigned char datak) -{ - I2cstart(); - I2cout(0x42); - I2cout(adrs); - I2cout(datak); - I2cstop(); - wait_ms(10); -} - - -void cam_init(){ - c(REG_COM7, COM7_RESET); //0x12:COM7(Reset,QCIF,Cbar,RGBformat) - wait_ms(200); //200ms - - c(REG_COM7,COM7_RGB|COM7_FMT_QCIF); //0x12:COM7 , 0x0C) //QCIF, RGB - - c(REG_RGB444, 0x00); //0x8c:RGB 444 control - c(REG_COM1, 0x00); //0x40 //0x04:COM1(CCIR656,AEC) //0) //0x40) - c(REG_COM15, COM15_R01FE|COM15_RGB565); //0x40:COM15 - - c(REG_COM9, 0x48); // 38 0x14:COM9=max AGC gain ceiling, Freeze AGC/AEC - - //c(0x3d,0xc3); //(REG_COM13, COM13_GAMMA|COM13_UVSAT|0x2) //0x3d:COM13 - c(REG_HAECC7,0x94); //0xaa:Hist AEC/AGC control 7 c(0xAA,0x94) //AEC algorithm - - c(REG_TSLB,0x04); //0x3a:Neg,UVval,YUYV,window TSLB_YLAST) //0x04) //0x0C) //0x80) //0x00) //0x04) - c(0x20,0x04); //ADCCTR0, A/D range&ref, mu0102 - - /******* ringo *********/ - c(REG_COM8,0xfd); //AGC,AWB OFF,res OK - - c(0x10,0x0f);//AECコントロール(中位ビット) - c(0x07,0x00);//AECコントロール(上位ビット) - //by Mr.Shiono - - c(0x01,0x40); - c(0x02,0x60); - c(0x03,0x0a); - c(0x0c,0x00); - c(0x0e,0x61); - c(0x0f,0x4b); - c(0x15,0x00); - c(0x16,0x02); - c(0x17,0x18); //HSTART - c(0x18,0x01); - c(0x19,0x02); - c(0x1a,0x7a); - c(0x1e,0x07); - c(0x21,0x02); - c(0x22,0x91); - c(0x29,0x07); - c(0x32,0xb6); - c(0x33,0x0b); - c(0x34,0x11); - c(0x35,0x0b); - c(0x37,0x1d); - c(0x38,0x71); - c(0x39,0x2a); - c(0x3b,0x92);//com11 ナイトモード - c(0x3c,0x78); - c(0x3d,0xc3); - c(0x3e,0x00); - c(0x3f,0x00); - c(0x41,0x08); - c(0x41,0x38); - c(0x43,0x0a); - c(0x44,0xf0); - c(0x45,0x34); - c(0x46,0x58); - c(0x47,0x28); - c(0x48,0x3a); - c(0x4b,0x09); - c(0x4c,0x00); - c(0x4d,0x40); - c(0x4e,0x20); - c(0x4f,0x80);//c(0x4f,0x80); 彩度調整 - c(0x50,0x80);//c(0x50,0x80); - c(0x51,0x00); - c(0x52,0x22);//c(0x52,0x22); - c(0x53,0x5e);//c(0x52,0x5e); - c(0x54,0x80);//c(0x54,0x80); - c(0x56,0x40); - c(0x58,0x9e); - c(0x59,0x88); - c(0x5a,0x88); - c(0x5b,0x44); - c(0x5c,0x67); - c(0x5d,0x49); - c(0x5e,0x0e); - c(0x69,0x00); - c(0x6a,0x40); - c(0x6b,0x0a); - c(0x6c,0x0a); - c(0x6d,0x55); - c(0x6e,0x11); - c(0x6f,0x9f); - c(0x70,0x3a); - c(0x71,0x35); - c(0x72,0x11); - c(0x73,0xf0); - c(0x74,0x10); - c(0x75,0x05); - c(0x76,0xe1); - c(0x77,0x01); - c(0x78,0x04); - c(0x79,0x01); - c(0x8d,0x4f); - c(0x8e,0x00); - c(0x8f,0x00); - c(0x90,0x00); - c(0x91,0x00); - c(0x96,0x00); - c(0x96,0x00); //? - c(0x97,0x30); - c(0x98,0x20); - c(0x99,0x30); - c(0x9a,0x00); - c(0x9a,0x84); //? - c(0x9b,0x29); - c(0x9c,0x03); - c(0x9d,0x4c); - c(0x9e,0x3f); - c(0xa2,0x02); - c(0xa4,0x88); - c(0xb0,0x84); - c(0xb1,0x0c); - c(0xb2,0x0e); - c(0xb3,0x82); - c(0xb8,0x0a); - c(0xc8,0xf0); - c(0xc9,0x60); - c(0x6b,0x40);//入力クロックx4 - c(REG_CLKRC,0x40); //0xaf //PCLK*(1/48) - -} - - - void camdma_start() { if(flag_dma==0){ HAL_DMA_Start_IT(&DMA_HandleType/*DMA初期設定構造体*/, (uint32_t)&GPIOB->IDR/*&0x00ff転送元アドレス*/, (uint32_t)dma_buf/*転送先アドレス*/,43500/*データ転送回数*/); HAL_SPI_Transmit_DMA(&spi1, (uint8_t*)dma_buf, sizeof(dma_buf)); - - // HAL_ADC_Start_DMA(&ADC_1_dma,(uint32_t*)ad_dma_buf,3); } flag_dma=1; } \ No newline at end of file