This is a circuit board with a slot for the ESP01 and a relay for switching external voltages of up to 250V AC and 30V DC. On AliExpress, these boards start at around €2 without the ESP01, and are available in sets for around €3-4. As home automation and voice assistants are in...
Continue reading "ESP01 – Relais Platine"
OTA (Over-the-Air Update) is a concept for updating firmware over a network. I've taken a closer look at the Esp32FOTA library here. All of the files I used are in the following GitHub directory: https://github.com/sfambach/esp32/tree/master/test/ESP32fota If something doesn't work, it's better to use the GitHub files, as they are more up-to-date than the post. If you encounter problems, let us know...
Continue reading "OTA – ESP32fota Test"