IOT Codemaster (IMA)

Vorlesungsunterlagen für die IoT Lehrveranstaltung am Studiengang Wirtschaftsinformatik (https://www.fh-joanneum.at/wirtschaftsinformatik/bachelor/) der FH JOANNEUM in Graz.

Arduino IDE

• installieren: https://www.arduino.cc/en/software
• IOT Sourcecode: iot_master.ino im iot_master Directory

USB Driver von Silicon Labs für nodeMCU

Wenn nötig USB Driver CP210X Driver

• https://www.silabs.com/developers/usb-to-uart-bridge-vcp-drivers?tab=downloads

Arduino > Preferences > Board Manager

• http://arduino.esp8266.com/stable/package_esp8266com_index.json,https://dl.espressif.com/dl/package_esp32_index.json
• http://arduino.esp8266.com/stable/package_esp8266com_index.json
• https://dl.espressif.com/dl/package_esp32_index.json

ESP Libs for Demonstrator

• #include <Wire.h>
• #include <U8g2lib.h>
• #include <ESP8266WiFi.h>
• #include <ESP8266WiFiMulti.h>
• #include <PubSubClient.h>
• #include "DHT.h"

Install in Lib for Arduino: C:\Users\YOURNAME\OneDrive\Dokumente\Arduino\libraries

MQTT topic

const char* MQTT_TOPIC_PUB_INFO      = "dmtXX/info";       
const char* MQTT_TOPIC_PUB_IMPORTANT = "dmtXX/important";   
const char* MQTT_TOPIC_PUB_TEMP      = "dmtXX/temp";       
const char* MQTT_TOPIC_PUB_AIR       = "dmtXX/air";        
const char* MQTT_TOPIC_PUB_LWT       = "dmtXX/lwt"; 

Sensoren

• Grove Seeedstudio https://wiki.seeedstudio.com/Grove_System/