Read more about ESP boards in my introduction to ESP boards article You can buy them for about 4-9 dollar/euro on AliExpress or for a bit more with faster delivery on Amazon. With ESP you can easy make smart solutions for HomeAutomation. newer versions like the ESP32 boards also provide you BLE (Bluetooth low energy) and there’s loads of variety of boards you can use. What are ESP32 and ESP2866 nodeMCU boards?ĮSP boards are a low cost Wi-Fi chips that have built in flash chips allowing you to build a single chip device capable of connecting to Wi-Fi. One of the mayor things is that ESPhome is now part of HomeAssistant core and it comes with a nice integrated User Interface. A lot is changed since I wrote multiple articles around ESPhome.
