Installation

download Arduino IDE
under preferences, set this URL as extra sources https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
ESP32 chips come in different flavours. If you got same component as described in the bill of materials - ESP32, then connect it over USB to your machine
Choose ESP32-WROOM-DA Module from device list
Make sure to change Arduino IDE upload speed to 115200 baud under Tools so that your device can receive data when you upload it

Checkout our client firmware git clone git@github.com:Gratheon/beehive-sensors.git
Upload code to the device using a button ->. You should see something like:
Click on the reset button (FN) on the chip

Connect to the ESP32 WIFI access point gratheon, use password gratheon
Open browser and navigate to wifi access point default gateway - http://192.168.4.1
Enter the configuration:
- WiFi credentials (SSID, password) for the sensor to connect to the internet
- Hive ID - to identify the hive that is being monitored in web-app. You can take that you can take from URL, for example in https://app.gratheon.com/apiaries/7/hives/54 the here ID is the last digits 54
- API Token - to identify request belonging to user (you). You can generate token from account settings at https://app.gratheon.com/account
Click Save button. Your ESP32 will restart and connect to your WIFI network and start sending data to the telemetry API service