/products/arduino/b/blog/posts/lego-rfid-scanner-with-esp8266This was a fun project to better understand MQTT techniques. By using an ESP8266 (WeMos dev board), I was able to transmit an RFID UID using the MF-RC522 scanner. I then use Node-RED to orchestrate the workflow. Complete write-up http://www.inter...en-USTelligent Community 12