TMNTmaker !
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