IoT-Course-Session3
To open the circuit diagram(.pdsprj) you need Proteus 8.7 software
You need ArduinoIDE for open arduino and nodeMCU code and required some Arduino Support Library:
- DHT22 library
- NodeMCU board library: http://arduino.esp8266.com/stable/package_esp8266com_index.json
- ArduinoJson
MQTT-Mosquito server installation on Ubuntu
Installation Commands:
$ sudo apt update
$ sudo apt install -y mosquitto mosquitto-clients
Check Mosquitto detail:
$ mosquitto -v
Auto-run on-boot command:
$ sudo systemctl enable mosquitto.service
Find Hostname:
$ hostname -I
Test mosquitto server
Terminal 1: Subscribe a topic
$ mosquitto_sub -d -t testTopic
Terminal 2: Publish message of the topic
$ mosquitto_pub -d -t testTopic -m "Hello Mosquitto's subscriber"
Disclaimer
This cource is designde by Bidyut Debnath(me) Email: bdnath.me@gmail.com
Some of the resources are developed by the help of open source tutorials like @Arduino @Wiki @CISCO @TutorialPoint @w3school