Arduino for Lego Trains #2: Light Sensors

This tutorial explains how to wire up and program a light sensor to stop your Lego 9V train using an Arduino Mega. Features an explanation on reading analog inputs, storing readings as variables, and a guide on the millis timer.

WARNING: This video contains generous amounts of cranberry jam.

Features Lego sets 4554 and 4558.

Видео Arduino for Lego Trains #2: Light Sensors канала Arduino Lego Trains