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Connected Thermometer

Home Page: https://amaelberteau.com/projects/ez-thermometer

License: MIT License

C++ 5.35% C 94.65%
esp32 thermometer mh-z19 dht22 ssd1306-oled mqtt cpp arduino

ezthermometer.device's Introduction

EzThermometer.Device

Connected Thermometer

Description

This sensor displays on its OLED screen and publishes on MQTT the following information :

  • temperature
  • humidity
  • CO2 concentration

Device

Disclaimer

I am not an expert in embedded system programming and C ++. This project was created for personal use and shared for educational purposes.

Hardware

  • ESP32 NodeMCU Module WLAN WiFi Dev Kit C Development Board
  • DHT22 / AM2302 Temperature and humidity sensor
  • MH-Z19C NDIR CO2 Sensor
  • AZDelivery AZ-Touch Smart Home Kit de Montage Mural avec Écran Tactile TFT LCD de 2,4 Pouces, contrôleur Tactile SPI XPT2046

Assembly

Assembly

ArduiTouch Connection Diagram

ArduiTouch Connection Diagram

DHT22 ESP32
+ 3.3V
Out IO32
- GND
MH-Z19C ESP32
VCC 5V
GND GND
TX RX (IO16)
RX TX (IO17)

Getting Started

Prerequisites

  • Visual Studio Code
  • PlatformIO IDE for VSCode

Software Configuration

Before uploading this program to your MCU, you need to set following configuration variables :

WiFi

  • WIFI_SSID
  • WIFI_PASSWORD

MQTT

  • MQTT_CLIENT_ID

  • MQTT_SERVER_IP

  • MQTT_SERVER_PORT

  • MQTT_USER

  • MQTT_PASSWORD

  • humidityMqttTopic

  • temperatureMqttTopic

  • co2MqttTopic

Authors

  • Amael BERTEAU

ezthermometer.device's People

Contributors

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