GBC Watchdog: Jam Protection for Great Ball Contraptions
A jammed Great Ball Contraption module keeps its motor stalled, drawing current and making heat. Three layers stop th...
Browse all Programming articles from our LEGO blog.
Explore our collection of 13 articles in the Programming category. Each article provides expert insights, detailed analysis, and practical advice for LEGO enthusiasts of all levels. From beginner tips to advanced techniques, our content is designed to help you get the most out of your LEGO hobby.
Programming
A jammed Great Ball Contraption module keeps its motor stalled, drawing current and making heat. Three layers stop th...
Programming
A LEGO sorter is a feeder, a camera, a classifier and a gate. This guide builds each part with a Raspberry Pi, the Bu...
Programming
How to control LEGO Powered Up hubs from an ESP32 with the Legoino library, which versions still compile, and working...
Programming
ESPHome has no LEGO component, but an ESP32 running ESPHome can still drive a LEGO Powered Up hub over Bluetooth by w...
Programming
The six-pin LPF2 connector links LEGO Powered Up, SPIKE and Technic hubs to their motors and sensors. This guide give...
Programming
Turn a LEGO Powered Up train layout into an automated railway. RFID readers under the track report which train passed...
Programming
Hybrid LEGO robots mix motors that run from a roughly 9 V battery box with microcontrollers that need 5 V or 3.3 V. H...
Programming
The Raspberry Pi Build HAT drives LEGO Technic and SPIKE motors and reads SPIKE sensors from Python. This guide cover...
Programming
A SPIKE Prime port is not a set of general purpose pins, so the wiring and code in many older guides do not work. Thi...
Programming
How to get smooth, precise motor control on SPIKE Prime, MINDSTORMS Robot Inventor and Technic hubs in 2026 with Pybr...
Programming
Control a LEGO Technic Hub or another Powered Up hub from a web page with Web Bluetooth and the LEGO Wireless Protoco...
Programming
Both LEGO robot kits are now off sale. LEGO Education stopped selling SPIKE Prime on June 30, 2026, and the MINDSTORM...
Programming
The MINDSTORMS Robot Inventor app was discontinued on October 1, 2026. Here is how to keep programming the 51515 hub ...