The basic idea is simple: the cup holder contains a load cell that senses the weight of ... All the code and even a complete set of LEGO build instructions are available on the project’s Github ...

[IvDm] wanted to build a touch sensor for his Hybercube printer, so he built his own load cell to do it. It consists of four 1000 ohm SMD resistors in the big 2512 device size. He mounted them to ...