ESPHome-econet is a great first ESPHome project due to the easy hardware setup. All that's needed to run ESPHome-econet is an ESP32 or ESP8266 microcontroller and an RS485 Interface, plus a phone cord ...

We have an entire drawer full of adapters that just go from one pinout to another, or one programmer to many different target boards. We’ll be the first to admit that it’s often our own darn ...