ESPTemp - Custom MQTT Weather Station

Turning my unused CanSat NeXT kit into a battery powered MQTT weather station.

Features

• Temperature and air pressure sensing Uses the Cansat NeXT's LPS35HW barometer and temperature sensor
• Battery monitoring Monitors battery voltage to prevent unexpected dying
• MQTT protocol Uses MQTT for data transmission which makes it easy to connect to home assistant
• Optimized for battery life Uses deep sleep to run at an interval to maximize the battery life

Hardware

• Cansat NeXT kit
• Should work with any LPS35HW sensor

Setup

1. Clone this repository: git clone https://github.com/ErikUustalu/ESPTemp.git

2. Copy src/secrets_example.h to src/secrets.h

3. Update secrets.h with your network and mqtt credentials

   #define WIFI_SSID "your-wifi-ssid"
   #define WIFI_PASSWORD "your-wifi-password"
   
   #define MQTT_BROKER_ADDRESS "your-mqtt-broker-address"
   #define MQTT_BROKER_PORT 1883
   #define MQTT_USERNAME ""
   #define MQTT_PASSWORD ""
   #define MQTT_CLIENT_ID "esp32"
   

4. Compile and flash the code with PlatformIO