Documentation
Wiring, setup and calibration. The same texts live in the repository with the firmware and schematics.
Core board
The base board of all Plošná ryba products, also sold on its own for your projects. ESP32-C6 with WiFi 6, Bluetooth LE and a Thread/Zigbee radio, a Li-ion
PR-HLADINAHladina water level
Measures the water level in a tank, well or cistern with ultrasound from above and calculates the volume in litres and the fill level in percent from the tank
PR-ULÚl beehive scale
A scale under a beehive that also measures temperature and humidity inside. It shows the hive weight, the daily gain (nectar flow) and fast weight changes that
PR-SPOTSpot price light
A traffic light for the spot electricity price. The LED ring glows green, yellow or red depending on the current price, the display shows the price and how
PR-SENZORSenzor temperature probe
A thermometer for the garden, greenhouse and compost. The stainless probe measures the temperature in compost (or soil), the SHT40 sensor measures air