Diff: main.cpp

Revision:

0:b134be2534a3

Child:

2:4c7f351406d3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 11 14:32:52 2017 +0000
@@ -0,0 +1,62 @@
+#include "mbed.h"
+#include "stm32f769i_discovery.h"
+#include "stm32f769i_discovery_lcd.h"
+#include "stm32f769i_discovery_sd.h"
+
+int main()
+{
+    uint8_t SD_state = MSD_OK;
+    static uint8_t prev_status = 2;
+
+    printf("\n\n SD EXAMPLE FOR DISCO-F769NI START:\n");
+
+    /* Init LCD and display example information */
+    BSP_LCD_Init();
+    BSP_LCD_LayerDefaultInit(0, LCD_FB_START_ADDRESS);
+    BSP_LCD_Clear(LCD_COLOR_WHITE);
+    BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
+    BSP_LCD_FillRect(0, 0, BSP_LCD_GetXSize(), 40);
+    BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
+    BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
+    BSP_LCD_SetFont(&Font24);
+    BSP_LCD_DisplayStringAt(0, 0, (uint8_t *)"SD basic example", CENTER_MODE);
+
+    /* SD init */
+    SD_state = BSP_SD_Init();
+    printf("BSP_SD_Init return %d\n", SD_state);
+
+    if (SD_state != MSD_OK) {
+        BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"SD shall be inserted before running test", LEFT_MODE);
+
+    } else {
+        BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"SD Initialization : OK", LEFT_MODE);
+
+        SD_state = BSP_SD_Erase(0, (BLOCKSIZE * 50));
+        /* Wait until SD card is ready to use for new operation */
+        while(BSP_SD_GetCardState() != SD_TRANSFER_OK) {
+        }
+        if (SD_state != MSD_OK) {
+            BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"SD ERASE : FAILED.", LEFT_MODE);
+        } else {
+            BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"SD ERASE : OK.", LEFT_MODE);
+        }
+    }
+
+    BSP_LCD_DisplayStringAt(20, 250, (uint8_t *)"SD can be inserted or removed now", LEFT_MODE);
+
+    while (1) {
+        if (BSP_SD_IsDetected() != SD_PRESENT) {
+            if(prev_status != SD_NOT_PRESENT) {
+                BSP_SD_Init();
+                prev_status = SD_NOT_PRESENT;
+                BSP_LCD_SetTextColor(LCD_COLOR_RED);
+                BSP_LCD_DisplayStringAt(20, BSP_LCD_GetYSize() - 30, (uint8_t *)"SD Not Connected", LEFT_MODE);
+            }
+        } else if (prev_status != SD_PRESENT) {
+            BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
+            BSP_LCD_DisplayStringAt(20, BSP_LCD_GetYSize() - 30,   (uint8_t *)"SD Connected    ", LEFT_MODE);
+            prev_status = SD_PRESENT;
+        }
+
+    }
+}