NEXTRONIC / Mbed 2 deprecated DISCO-F746NG_uSD

teste

Dependencies:   mbed BSP_DISCO_F746NG FatFS

main.cpp@0:020195991898, 2018-02-03 (annotated)

Committer:
buyukesmeli
Date:
Sat Feb 03 14:39:39 2018 +0000
Revision:
0:020195991898
Child:
1:28e2f24b11b3
Initial Commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
buyukesmeli 0:020195991898 1 #include "mbed.h"
buyukesmeli 0:020195991898 2 #define USE_STM32746G_DISCOVERY
buyukesmeli 0:020195991898 3 #include "stm32f7xx_hal.h"
buyukesmeli 0:020195991898 4 #include "stm32746g_discovery.h"
buyukesmeli 0:020195991898 5 #include "stm32746g_discovery_sd.h"
buyukesmeli 0:020195991898 6 #include "string.h"
buyukesmeli 0:020195991898 7 #include "stm32746g_discovery_lcd.h"
buyukesmeli 0:020195991898 8 #include "ff_gen_drv.h"
buyukesmeli 0:020195991898 9 #include "sd_diskio.h"
buyukesmeli 0:020195991898 10
buyukesmeli 0:020195991898 11 #define FRAME_BUFFER 0xC0000000
buyukesmeli 0:020195991898 12 #define SD_IN_BUFFER 0xC0140000
buyukesmeli 0:020195991898 13 #define SD_OUT_BUFFER 0xC0280000
buyukesmeli 0:020195991898 14
buyukesmeli 0:020195991898 15 FATFS SDFatFs;
buyukesmeli 0:020195991898 16 FIL MyFile;
buyukesmeli 0:020195991898 17
buyukesmeli 0:020195991898 18
buyukesmeli 0:020195991898 19
buyukesmeli 0:020195991898 20
buyukesmeli 0:020195991898 21 static void LCD_LL_ConvertFrameToARGB8888(void *pSrc, void *pDst);
buyukesmeli 0:020195991898 22 static void LCD_LL_ConvertFrameToRGB888(void *pSrc, void *pDst);
buyukesmeli 0:020195991898 23 extern SD_HandleTypeDef uSdHandle;
buyukesmeli 0:020195991898 24 DMA2D_HandleTypeDef hdma2d_disco;
buyukesmeli 0:020195991898 25
buyukesmeli 0:020195991898 26 Serial pc(USBTX, USBRX);
buyukesmeli 0:020195991898 27 uint32_t i = 0, image_width = 0, image_height = 0;
buyukesmeli 0:020195991898 28 const char image_header[] = "P6\n# Generated by STM32\n272 480\n255\n";
buyukesmeli 0:020195991898 29
buyukesmeli 0:020195991898 30 char SDPath[4];
buyukesmeli 0:020195991898 31 char text [40];
buyukesmeli 0:020195991898 32 char c;
buyukesmeli 0:020195991898 33
buyukesmeli 0:020195991898 34 int main(void)
buyukesmeli 0:020195991898 35 {
buyukesmeli 0:020195991898 36 FRESULT res;
buyukesmeli 0:020195991898 37 uint32_t bytesread;
buyukesmeli 0:020195991898 38 uint32_t line_cnt=0;
buyukesmeli 0:020195991898 39 pc.baud(115200);
buyukesmeli 0:020195991898 40
buyukesmeli 0:020195991898 41 BSP_LCD_Init();
buyukesmeli 0:020195991898 42 BSP_LCD_DisplayOff();
buyukesmeli 0:020195991898 43 BSP_LCD_LayerDefaultInit(0, FRAME_BUFFER);
buyukesmeli 0:020195991898 44 BSP_LCD_SelectLayer(0);
buyukesmeli 0:020195991898 45 BSP_LCD_DisplayOn();
buyukesmeli 0:020195991898 46
buyukesmeli 0:020195991898 47 FATFS_LinkDriver(&SD_Driver, SDPath);
buyukesmeli 0:020195991898 48
buyukesmeli 0:020195991898 49 res = f_mount(&SDFatFs, (TCHAR const*)SDPath, 0);
buyukesmeli 0:020195991898 50 if(res!= FR_OK)
buyukesmeli 0:020195991898 51 pc.printf("Failed to mount SD\n");
buyukesmeli 0:020195991898 52
buyukesmeli 0:020195991898 53 res = f_open(&MyFile, "image.ppm", FA_READ);
buyukesmeli 0:020195991898 54 if(res!= FR_OK)
buyukesmeli 0:020195991898 55 pc.printf("Failed to open file\n");
buyukesmeli 0:020195991898 56
buyukesmeli 0:020195991898 57 while(1) {
buyukesmeli 0:020195991898 58
buyukesmeli 0:020195991898 59 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 60 if (c!='#')
buyukesmeli 0:020195991898 61 line_cnt++;
buyukesmeli 0:020195991898 62 if(line_cnt==2) {
buyukesmeli 0:020195991898 63 text[0] = c;
buyukesmeli 0:020195991898 64 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 65 i = 1;
buyukesmeli 0:020195991898 66 while(c!=' ') {
buyukesmeli 0:020195991898 67 text[i]=c;
buyukesmeli 0:020195991898 68 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 69 i++;
buyukesmeli 0:020195991898 70 }
buyukesmeli 0:020195991898 71 text[i]=0;
buyukesmeli 0:020195991898 72 image_width = atoi(text);
buyukesmeli 0:020195991898 73 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 74 i = 0;
buyukesmeli 0:020195991898 75 while(c!='\n') {
buyukesmeli 0:020195991898 76 text[i]=c;
buyukesmeli 0:020195991898 77 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 78 i++;
buyukesmeli 0:020195991898 79 }
buyukesmeli 0:020195991898 80 text[i]=0;
buyukesmeli 0:020195991898 81 image_height = atoi(text);
buyukesmeli 0:020195991898 82 } else {
buyukesmeli 0:020195991898 83 while(c!='\n')
buyukesmeli 0:020195991898 84 res = f_read(&MyFile, &c, 1, (UINT*)&bytesread);
buyukesmeli 0:020195991898 85 }
buyukesmeli 0:020195991898 86 if(line_cnt == 3)
buyukesmeli 0:020195991898 87 break;
buyukesmeli 0:020195991898 88
buyukesmeli 0:020195991898 89 }
buyukesmeli 0:020195991898 90 pc.printf("w = %d \n",image_width);
buyukesmeli 0:020195991898 91 pc.printf("h = %d \n",image_height);
buyukesmeli 0:020195991898 92
buyukesmeli 0:020195991898 93 if(image_width != 480 || image_height != 272)
buyukesmeli 0:020195991898 94 pc.printf("Image size should be 272x480");
buyukesmeli 0:020195991898 95
buyukesmeli 0:020195991898 96 for(i = 0; i < image_width*image_width*3; i = i + 512) {
buyukesmeli 0:020195991898 97 res = f_read(&MyFile, (void *)(SD_IN_BUFFER+i) , 512, (UINT*)&bytesread);
buyukesmeli 0:020195991898 98 }
buyukesmeli 0:020195991898 99 f_close(&MyFile);
buyukesmeli 0:020195991898 100
buyukesmeli 0:020195991898 101 LCD_LL_ConvertFrameToARGB8888((uint32_t *)(SD_IN_BUFFER), (uint32_t *)(FRAME_BUFFER));
buyukesmeli 0:020195991898 102
buyukesmeli 0:020195991898 103
buyukesmeli 0:020195991898 104 LCD_LL_ConvertFrameToRGB888((uint32_t *)(FRAME_BUFFER), (uint32_t *)(SD_OUT_BUFFER));
buyukesmeli 0:020195991898 105
buyukesmeli 0:020195991898 106 res = f_open(&MyFile, "image_ou.ppm", FA_CREATE_ALWAYS | FA_WRITE);
buyukesmeli 0:020195991898 107 if(res!= FR_OK)
buyukesmeli 0:020195991898 108 pc.printf("Failed to open file\n");
buyukesmeli 0:020195991898 109
buyukesmeli 0:020195991898 110
buyukesmeli 0:020195991898 111 res = f_write(&MyFile, image_header, 15, &bytesread);
buyukesmeli 0:020195991898 112 if(res!= FR_OK)
buyukesmeli 0:020195991898 113 pc.printf("Failed to write file 1\n");
buyukesmeli 0:020195991898 114
buyukesmeli 0:020195991898 115 for(i = 0; i < 480*272*3; i = i + 512) {
buyukesmeli 0:020195991898 116 res = f_write(&MyFile, (uint8_t *)(SD_OUT_BUFFER+i), 512, &bytesread);
buyukesmeli 0:020195991898 117 if(res!= FR_OK)
buyukesmeli 0:020195991898 118 pc.printf("Failed to write file\n");
buyukesmeli 0:020195991898 119 }
buyukesmeli 0:020195991898 120 f_close(&MyFile);
buyukesmeli 0:020195991898 121 FATFS_UnLinkDriver(SDPath);
buyukesmeli 0:020195991898 122
buyukesmeli 0:020195991898 123 while (1) {
buyukesmeli 0:020195991898 124 }
buyukesmeli 0:020195991898 125 }
buyukesmeli 0:020195991898 126 extern "C" {
buyukesmeli 0:020195991898 127 void BSP_SDMMC_IRQHandler(void)
buyukesmeli 0:020195991898 128 {
buyukesmeli 0:020195991898 129 HAL_SD_IRQHandler(&uSdHandle);
buyukesmeli 0:020195991898 130 }
buyukesmeli 0:020195991898 131 void BSP_SDMMC_DMA_Tx_IRQHandler(void)
buyukesmeli 0:020195991898 132 {
buyukesmeli 0:020195991898 133 HAL_DMA_IRQHandler(uSdHandle.hdmatx);
buyukesmeli 0:020195991898 134 }
buyukesmeli 0:020195991898 135 void BSP_SDMMC_DMA_Rx_IRQHandler(void)
buyukesmeli 0:020195991898 136 {
buyukesmeli 0:020195991898 137 HAL_DMA_IRQHandler(uSdHandle.hdmarx);
buyukesmeli 0:020195991898 138 }
buyukesmeli 0:020195991898 139 static void LCD_LL_ConvertFrameToARGB8888(void *pSrc, void *pDst)
buyukesmeli 0:020195991898 140 {
buyukesmeli 0:020195991898 141 /* Enable DMA2D clock */
buyukesmeli 0:020195991898 142 __HAL_RCC_DMA2D_CLK_ENABLE();
buyukesmeli 0:020195991898 143
buyukesmeli 0:020195991898 144 /* Configure the DMA2D Mode, Color Mode and output offset */
buyukesmeli 0:020195991898 145 hdma2d_disco.Init.Mode = DMA2D_M2M_PFC;
buyukesmeli 0:020195991898 146 hdma2d_disco.Init.ColorMode = DMA2D_ARGB8888;
buyukesmeli 0:020195991898 147 hdma2d_disco.Init.OutputOffset = 0;
buyukesmeli 0:020195991898 148
buyukesmeli 0:020195991898 149 /* Foreground Configuration */
buyukesmeli 0:020195991898 150 hdma2d_disco.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
buyukesmeli 0:020195991898 151 hdma2d_disco.LayerCfg[1].InputAlpha = 0xFF;
buyukesmeli 0:020195991898 152 hdma2d_disco.LayerCfg[1].InputColorMode = CM_RGB888;
buyukesmeli 0:020195991898 153 hdma2d_disco.LayerCfg[1].InputOffset = 0;
buyukesmeli 0:020195991898 154
buyukesmeli 0:020195991898 155 hdma2d_disco.Instance = DMA2D;
buyukesmeli 0:020195991898 156
buyukesmeli 0:020195991898 157 /* DMA2D Initialization */
buyukesmeli 0:020195991898 158 if(HAL_DMA2D_Init(&hdma2d_disco) == HAL_OK) {
buyukesmeli 0:020195991898 159 if(HAL_DMA2D_ConfigLayer(&hdma2d_disco, 1) == HAL_OK) {
buyukesmeli 0:020195991898 160 if (HAL_DMA2D_Start(&hdma2d_disco, (uint32_t)pSrc, (uint32_t)pDst, 480, 272) == HAL_OK) {
buyukesmeli 0:020195991898 161 /* Polling For DMA transfer */
buyukesmeli 0:020195991898 162 HAL_DMA2D_PollForTransfer(&hdma2d_disco, 10);
buyukesmeli 0:020195991898 163 }
buyukesmeli 0:020195991898 164 }
buyukesmeli 0:020195991898 165 } else {
buyukesmeli 0:020195991898 166
buyukesmeli 0:020195991898 167 }
buyukesmeli 0:020195991898 168 }
buyukesmeli 0:020195991898 169 static void LCD_LL_ConvertFrameToRGB888(void *pSrc, void *pDst)
buyukesmeli 0:020195991898 170 {
buyukesmeli 0:020195991898 171 /* Enable DMA2D clock */
buyukesmeli 0:020195991898 172 __HAL_RCC_DMA2D_CLK_ENABLE();
buyukesmeli 0:020195991898 173
buyukesmeli 0:020195991898 174 /* Configure the DMA2D Mode, Color Mode and output offset */
buyukesmeli 0:020195991898 175 hdma2d_disco.Init.Mode = DMA2D_M2M_PFC;
buyukesmeli 0:020195991898 176 hdma2d_disco.Init.ColorMode = DMA2D_RGB888;
buyukesmeli 0:020195991898 177 hdma2d_disco.Init.OutputOffset = 0;
buyukesmeli 0:020195991898 178
buyukesmeli 0:020195991898 179 /* Foreground Configuration */
buyukesmeli 0:020195991898 180 hdma2d_disco.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
buyukesmeli 0:020195991898 181 hdma2d_disco.LayerCfg[1].InputAlpha = 0xFF;
buyukesmeli 0:020195991898 182 hdma2d_disco.LayerCfg[1].InputColorMode = CM_ARGB8888;
buyukesmeli 0:020195991898 183 hdma2d_disco.LayerCfg[1].InputOffset = 0;
buyukesmeli 0:020195991898 184
buyukesmeli 0:020195991898 185 hdma2d_disco.Instance = DMA2D;
buyukesmeli 0:020195991898 186
buyukesmeli 0:020195991898 187 /* DMA2D Initialization */
buyukesmeli 0:020195991898 188 if(HAL_DMA2D_Init(&hdma2d_disco) == HAL_OK) {
buyukesmeli 0:020195991898 189 if(HAL_DMA2D_ConfigLayer(&hdma2d_disco, 1) == HAL_OK) {
buyukesmeli 0:020195991898 190 if (HAL_DMA2D_Start(&hdma2d_disco, (uint32_t)pSrc, (uint32_t)pDst, 480, 272) == HAL_OK) {
buyukesmeli 0:020195991898 191 /* Polling For DMA transfer */
buyukesmeli 0:020195991898 192 HAL_DMA2D_PollForTransfer(&hdma2d_disco, 10);
buyukesmeli 0:020195991898 193 }
buyukesmeli 0:020195991898 194 }
buyukesmeli 0:020195991898 195 } else {
buyukesmeli 0:020195991898 196
buyukesmeli 0:020195991898 197 }
buyukesmeli 0:020195991898 198 }
buyukesmeli 0:020195991898 199
buyukesmeli 0:020195991898 200 }