Week 01a LED on Pin 13 in UnoArduSim. by Skippy|Published 2019-02-04-at dimensions 1268 × 739 in Week 2: Oomlout’s Getting started guide – Single LED Images navigation Previous Next Week 01a LED on Pin 13 in UnoArduSim. Week 01a LED on Pin 13 in UnoArduSim.