SCUTTLE Project: https://mxet.github.io/SCUTTLE/ Nodered Flow: https://gist.github.com/dmalawey/b99dd0c593c0ae296d8d9f65f1cd80c5 Demonstration including: make a nodered flow, send an mqtt message from a mobile phone app, capture two datapoints in one message, parse it as CSV values, create the .csv file on the raspberry pi (or beagle), and save the data from the mqtt message in the file.