lab 43

part1_iot_framework/lab4-1_menuconfig/main/CMakeLists.txt

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+idf_component_register(
+            SRC_DIRS "." 
+            INCLUDE_DIRS ".")

part1_iot_framework/lab4-1_menuconfig/main/component.mk

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+COMPONENT_SRCDIRS := .
+COMPONENT_ADD_INCLUDEDIRS := .

part1_iot_framework/lab4-1_menuconfig/main/main.c

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+/****************************************************************************
+ * Copyright (C) 2020 by Fabrice Muller                                     *
+ *                                                                          *
+ * This file is useful for ESP32 Design course.                           *
+ *                                                                          *
+ ****************************************************************************/
+
+
+/**
+ * @file lab3-3-2_main.c
+ * @author Fabrice Muller
+ * @date 2 Sep. 2020
+ * @brief File containing the lab3-3-2 of Part 1.
+ *
+ * @see https://github.com/fmuller-pns/esp32-vscode-project-template
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_log.h"
+#include "esp_err.h"
+
+#include "sensors.h"
+
+
+
+
+static const char* TAG = "MAIN";
+
+extern struct SensorSetStruct defaultSensorSet; 
+
+/*
+  - Use custom functions
+*/
+
+/**
+ * @brief update sensor values with random values
+ * 
+ * @param sensorSet
+ */
+void updateSensorValues(struct SensorSetStruct *sensorSet) {
+
+  int random = abs(esp_random());
+  sensorSet->temperature.value.f = (random % 400) / 10;
+  random = abs(esp_random());
+  sensorSet->pressure.value.i = 990 + (random % 30);
+
+}
+
+/**
+ * @brief print sensor values
+ * 
+ * @param sensorSet 
+ */
+void printSensorValues(struct SensorSetStruct *sensorSet) {
+  printf("Sensor Informations\n");
+  printf("%s : %f\n", sensorSet->temperature.name, sensorSet->temperature.value.f);
+  printf("%s : %d\n", sensorSet->pressure.name, sensorSet->pressure.value.i);
+}
+
+/**
+ * @brief Starting point function
+ * 
+ */
+
+void app_main(void)
+{
+  int i;
+  while (1) {
+
+    ESP_LOGI(TAG, "DEFAULT Functions - SENSORS");
+    for (i=0; i<5; i++) {
+      // Wait for 1 sec.
+      usleep(1000000);
+      updateAndDisplaySensorValues(&defaultSensorSet);
+    }
+
+    ESP_LOGI(TAG, "CUSTOM Functions - SENSORS");
+    defaultSensorSet.Update = updateSensorValues;
+    defaultSensorSet.Display = printSensorValues;
+    for (i=0; i<5; i++) {
+      // Wait for 1 sec.
+      usleep(1000000);
+      updateAndDisplaySensorValues(&defaultSensorSet);
+    }
+
+    // Set Default functions and run again
+    defaultSensorSet.Update = defaultUpdateSensorValues;
+    defaultSensorSet.Display = defaultPrintSensorValues;    
+  }
+
+}
+ 

part1_iot_framework/lab4-1_menuconfig/main/sensors.c

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+#include "sensors.h"
+
+
+static const char* TAG = "STRUCT";
+
+/**
+ * @brief Default update sensor values with random values
+ * 
+ * @param sensorSet
+ */
+void defaultUpdateSensorValues(struct SensorSetStruct *sensorSet) {
+
+  int random = abs(esp_random());
+  sensorSet->temperature.value.f = (random % 400) / 10;
+  random = abs(esp_random());
+  sensorSet->pressure.value.i = 990 + (random % 30);
+}
+
+/**
+ * @brief Default print sensor values
+ * 
+ * @param sensorSet 
+ */
+void defaultPrintSensorValues(struct SensorSetStruct *sensorSet) {
+  ESP_LOGI(TAG, "> %s = %f", sensorSet->temperature.name, sensorSet->temperature.value.f);
+  ESP_LOGI(TAG, "> %s = %d", sensorSet->pressure.name, sensorSet->pressure.value.i);
+}
+
+/**
+ * @brief Update and Display sensor values
+ * 
+ * @param sensorSet 
+ */
+void updateAndDisplaySensorValues(struct  SensorSetStruct *sensorSet) {
+  sensorSet->Update(sensorSet);
+  sensorSet->Display(sensorSet);
+}
+
+struct SensorSetStruct defaultSensorSet = {
+  .temperature=
+  {
+    .name="TEMP", 
+    .type=FLOAT, 
+    .value= {.f=0.0}
+  },
+  .pressure=
+  {
+    .name="PRES", 
+    .type=INT, 
+    .value={.i=0}
+  },
+  .Update= defaultUpdateSensorValues,
+  .Display= defaultPrintSensorValues
+ };

part1_iot_framework/lab4-1_menuconfig/main/sensors.h

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+#ifndef _SENSORS_H_
+#define _SENSORS_H_
+
+
+
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_log.h"
+#include "esp_err.h"
+
+
+enum SensorValueType {INT, FLOAT, DOUBLE};
+
+union SensorValueUnion {
+   int i;
+   float f;
+   double d;
+}; 
+
+typedef struct SensorStruct
+{
+  char name[10];
+  enum SensorValueType type;
+  union SensorValueUnion value;
+} Sensor;
+
+typedef struct SensorSetStruct
+{ 
+  Sensor temperature;
+  Sensor pressure;
+  void (* Update)(struct  SensorSetStruct *sensorSet);
+  void (* Display)(struct  SensorSetStruct *sensorSet);
+} SensorSet;
+
+void defaultUpdateSensorValues();
+void defaultPrintSensorValues(struct SensorSetStruct *);
+void updateAndDisplaySensorValues(struct  SensorSetStruct *);
+#endif