Mathematics Education Lego Mindstorms EV3 Robotics Lesson 19 – Saving data to file on button press By Magic Monk on Wednesday, December 12, 2018 In this tutorial, we learn how to save the reading obtained from an ultrasonic sensor to a text file ONLY when the user presses a button. programming robotics steempress technology Previous Post Next Post Related Posts Mathematics Education Vector applications question – Elastic collision, momentum, and kinetic energy Mathematics Education Vectors lesson 21 – Basic vector operations in Geogebra Mathematics Education Vectors lesson 20 – drawing vectors in Geogebra