clase-03 encargo 3 yupi repositorios de github https://github.com/RodrigoSturm14/Sensores-Sharp-2Y0A02 https://github.com/FullSensores/Sharp-2Y0A21-2Y0A02Y-Arduino https://github.com/Martinsos/arduino-lib-hc-sr04 pagina importante https://arduproject.es/medir-distancia-con-arduino-y-sensor-de-ultrasonidos-hc-sr04/
