part 2

part2_architecture/lab1-2_rtc/main/CMakeLists.txt

@@ -0,0 +1,3 @@
+idf_component_register(
+            SRC_DIRS "." 
+            INCLUDE_DIRS ".")

part2_architecture/lab1-2_rtc/main/component.mk

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+COMPONENT_SRCDIRS := .
+COMPONENT_ADD_INCLUDEDIRS := .

part2_architecture/lab1-2_rtc/main/main.c

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+/****************************************************************************
+ * Copyright (C) 2020 by Fabrice Muller                                     *
+ *                                                                          *
+ * This file is useful for ESP32 Design course.                             *
+ *                                                                          *
+ ****************************************************************************/
+
+/**
+ * @file lab2-1_main.c
+ * @author Fabrice Muller
+ * @date 12 Sep. 2020
+ * @brief File containing the lab2-1 of Part 2.
+ *
+ * @see https://github.com/fmuller-pns/esp32-vscode-project-template
+ */
+ 
+#include <stdio.h>
+#include <string.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_system.h"
+#include "esp_spi_flash.h"
+#include "esp32/clk.h"
+#include "soc/cpu.h"
+#include "esp_heap_caps.h"
+#include "esp_log.h"
+
+/**
+ * @brief Starting point function
+ * 
+ */
+
+void app_main(void) {
+    /* Print chip information */
+    esp_chip_info_t chip_info;
+    esp_chip_info(&chip_info);
+
+    printf("=== FLASH Memory ===\n");
+
+    int sizeOfFlash = spi_flash_get_chip_size() / (1024 * 1024);
+    if (chip_info.features & CHIP_FEATURE_EMB_FLASH)
+        printf(" - Embedded Flash (%d MiB)\n", sizeOfFlash);
+    else
+        printf(" - External Flash (%d MiB)\n", sizeOfFlash);
+
+    printf("=== DRAM/IRAM Memory ===\n");
+
+    int size = heap_caps_get_free_size(MALLOC_CAP_EXEC);
+    printf("DRAM run executable code = %d Bytes (%d KiB)\n", size, size/1024);
+
+    size = heap_caps_get_free_size(MALLOC_CAP_32BIT);
+    printf("DRAM run executable code 32 bit = %d Bytes (%d KiB)\n", size, size/1024);
+
+    /* Free Heap size */
+    int DRam = heap_caps_get_free_size(MALLOC_CAP_8BIT);
+    int IRam = heap_caps_get_free_size(MALLOC_CAP_32BIT) - heap_caps_get_free_size(MALLOC_CAP_8BIT);
+    int DRAMLargestFreeBlock = heap_caps_get_largest_free_block(MALLOC_CAP_8BIT);
+    printf("IRAM = %d bytes (%d KiB)\n", IRam, IRam/1024);
+    printf("DRAM (Total) = %d Bytes (%d KiB)\n", DRam, DRam/1024);
+
+    size = xPortGetFreeHeapSize();
+    printf("DRAM Free Heap Size : %d Bytes (%d KiB)\n", size, size/1024);
+
+    printf("DRAM (Largest free block) = %d Bytes (%d KiB)\n", DRAMLargestFreeBlock, DRAMLargestFreeBlock/1024);
+    
+
+}
+
+