"How can a robot reliably identify plastic trash in the sea? Seriously, maybe a conducting tester made of two tips where some current should flow? And how to localize the in the infinite vastity of the waters?"
"Hi Jess sorry for the delay. The file is attached in this post (look ahead). You should be able to convert it, since it's Arduino C. Tricky compass module, mine stopped working a long time ago.. goodbye"
"Hey Mike, you are correct. But we could even trust the data coming from a barometer or better, an array of barometers averaged together. i think mapping would still be possible and a new source of pure fun from UAVs
"As I read the datasheets, it appears that you can get the complete ranging system by getting just the ECH-1B which is a chronometer measuring time between a start signal (generated, 5V compatible with TX module) and an input signal (received from p…"