README.md

arduino_projects

oven thermometer with MQTT

Display temperature on screen and send temperate data to Node-RED UI through MQTT using RBP 3b+ as broker

parts

• 2.8in SPI TFT ILI9341 screen
• MAX6675 temperature sensor
• k-type thermocouple
• NODEMCU ESP8266
• RBP 3b+

software

• Node-RED
  • installation script
• Mosquitto
• PlatformIO VScode Plugin

sources

• https://github.com/pawl/oven_thermometer
• https://simple-circuit.com/esp8266-nodemcu-ili9341-tft-display/
• https://randomnerdtutorials.com/esp32-mqtt-publish-subscribe-arduino-ide/