Internet of LEGO

Computers + Electronics + LEGO

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mqtt

Billboard – ESPEasy & OLED Display

The IoL City has a local weather station but how do you broadcast the information for everybody to see? A digital billboard! This project uses a Raspberry Pi running Node-RED to collect weather data from my previous Weather Station project and… Continue Reading →

RFID Scanner – WeMos, RC522, Homie MQTT & Node-RED

  Overview RFID tags provide a simple and cost effective way to trigger an action. By either using a credit card sized tag or keychain fob, the Internet of LEGO city can respond in a number of ways. For instance,… Continue Reading →

Node-RED MQTT Dashboard Console

The Internet of LEGO city is generating a ton of MQTT messages! By using the MQTT Dashboard Console with Node-RED, I can now easily view all of these messages and publish new ones! Flow Download The “Store and shift msg” function… Continue Reading →

LEGO Train Automation – WiFi controlled with NodeMCU (ESP8266)

The infrared remote controlled LEGO train is out of view, but it needs to be stopped! How can we control a train if you can’t see it? WiFi Goal Build a WiFi controlled LEGO Power Functions train. Technologies NodeMCU ESP8266 WiFi… Continue Reading →

Train Automation – Transport for London API

Now that I have a train schedule system and a way to remotely control the track switch, it’s time for automation! Goal Use schedule data to automatically switch train track Think Safety and “Do Not Disturb”   Technologies & Components Raspberry… Continue Reading →

Train Schedule – OLED Display

When and where is the next train going?! The IoL City citizens have things to do and places to be! Goal Pull in Transport For London API data to get schedule information for a local train stop Display next trains… Continue Reading →

Weather Station – DHT11, MQTT, Node-RED, Google Chart, Oh My!

  Is it hot in here or is it just me? The IoL citizens need to know the weather, so let’s build a weather station! In this article, I am going to cover several technologies that are common to the Internet… Continue Reading →

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