initial commit

src/config.hpp

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+#pragma once
+
+/***********************************************
+ *                 Variants                    *
+ ***********************************************/
+// @note You can use -D flag to define the variant and comment out the line below
+// #define AC_TYPE AC_TYPE_CEILING
+
+/***********************************************
+ *               Pin Definitions               *
+ ***********************************************/
+#define TEMP_SENSOR_PIN 32
+
+/***********************************************
+ *            Display Configuration            *
+ ***********************************************/
+// UART Configuration
+#define INTERNAL_DISPLAY_UART Serial
+#define INTERNAL_DISPLAY_BAUDRATE 115200

src/main.cpp

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+#include <main.hpp>
+/************************************************
+ *              Global Variables                *
+ ************************************************/
+ESPMegaPRO espmega = ESPMegaPRO();
+ESPMegaDisplayOTA internalDisplayOTA = ESPMegaDisplayOTA();
+
+DHTNEW dht(TEMP_SENSOR_PIN);
+
+/************************************************
+ *            End of Global Variables           *
+ ************************************************/
+
+void setup()
+{
+  // Initialize both displayports
+  INTERNAL_DISPLAY_UART.begin(INTERNAL_DISPLAY_BAUDRATE);
+  ESP_LOGI("CUD IoT OS", "Starting Initialization");
+  send_stop_bytes(INTERNAL_DISPLAY_UART);
+  INTERNAL_DISPLAY_UART.print("rest");
+  send_stop_bytes(INTERNAL_DISPLAY_UART);
+  // Wait for the display to reset
+  vTaskDelay(1000 / portTICK_PERIOD_MS);
+  // Initialize the ESPMegaPRO
+  ESP_LOGV("CUD IoT OS", "Initializing ESPMegaPRO");
+  espmega.begin();
+  // Initialize IoT Modules
+  ESP_LOGV("CUD IoT OS", "Initializing IoT Modules");
+  espmega.setTimezone("ICT-7");
+  espmega.enableIotModule();
+  // Setup Ethernet
+  ESP_LOGV("CUD IoT OS", "Initializing Ethernet");
+  ETH.begin();
+  ESP_LOGD("CUD IoT OS", "Binding Ethernet Interface");
+  espmega.iot->bindEthernetInterface(&ETH);
+  // Connect to Network
+  ESP_LOGV("CUD IoT OS", "Connecting to Network");
+  espmega.iot->loadNetworkConfig();
+  espmega.iot->connectNetwork();
+  // Connect to the MQTT Broker
+  ESP_LOGV("CUD IoT OS", "Connecting to MQTT Broker");
+  espmega.iot->loadMqttConfig();
+  vTaskDelay(3000 / portTICK_PERIOD_MS); // Wait for the network to stabilize
+  espmega.iot->connectToMqtt();
+  // Enable Web Server
+  ESP_LOGV("CUD IoT OS", "Enabling Web Server");
+  espmega.enableWebServer(80);
+  // Initialize Internal Display
+  ESP_LOGV("CUD IoT OS", "Initializing Internal Display");
+  espmega.enableInternalDisplay(&INTERNAL_DISPLAY_UART);
+  // Register all cards with iot
+  ESP_LOGV("CUD IoT OS", "Registering Cards with IoT");
+  espmega.iot->registerCard(0);
+  espmega.iot->registerCard(1);
+  // Input callbacks
+  // This pre-load the input buffers
+  // We need to do this to prevent switches that are left on the "on" position from triggering the callback
+  ESP_LOGV("CUD IoT OS", "Pre-loading input buffers");
+  espmega.inputs.loop();
+  espmega.inputs.registerCallback(handle_input_change);
+  espmega.iot->registerMqttCallback(handle_mqtt_message);
+  internalDisplayOTA.begin("/intdisp", espmega.display, espmega.webServer);
+  // Setup the temperature sensor
+  ESP_LOGI("CUD IoT OS", "Initialization Complete");
+}
+
+void loop()
+{
+  static uint32_t lastTempUpdate = 0;
+  if (millis() - lastTempUpdate > 5000)
+  {
+    if(dht.read() != DHTLIB_OK)
+    {
+      ESP_LOGE("CUD IoT OS", "Failed to read temperature and humidity");
+      return;
+    }
+    
+    float temp = dht.getTemperature();
+    float hum = dht.getHumidity();
+    char buffer[50];
+    snprintf(buffer, 50, "%.2f", temp);
+    espmega.iot->publishRelative("temperature", buffer);
+    snprintf(buffer, 50, "%.2f", hum);
+    espmega.iot->publishRelative("humidity", buffer);
+    lastTempUpdate = millis();
+  }
+  espmega.loop();
+}
+
+void send_stop_bytes(HardwareSerial &uart)
+{
+  uart.write(0xFF);
+  uart.write(0xFF);
+  uart.write(0xFF);
+}
+
+void handle_input_change(uint8_t pin, bool state)
+{
+  // Do nothing
+}
+
+void handle_mqtt_message(char *topic, char *payload)
+{
+  // Do nothing 
+}

src/main.hpp

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+/**
+ * @file main.cpp
+ * @author Siwat Sirichai (siwat@siwatinc.com)
+ * @brief CU Demonstration Secondary School IoT 2024 Project Main File
+ * @version 1.0
+ * @date 2024-03-19
+ * 
+ * @copyright Copyright (c) SIWAT SYSTEM 2024
+ * 
+ */
+#pragma once
+#include <ESPMegaProOS.hpp>
+#include <ETH.h>
+#include <ESPMegaDisplayOTA.hpp>
+#include <dhtnew.h>
+#include "config.hpp"
+
+/***********************************************
+ *             Function Prototypes             *
+ ***********************************************/
+void setup();
+void loop();
+void send_stop_bytes(HardwareSerial &uart);
+void handle_input_change(uint8_t pin, bool state);
+void handle_mqtt_message(char *topic, char *payload);