Made it just a little more usefull 🙂 by adding ‘Export to CSV’ functionality.
Guess it needs some data formatting to. But if you understand Microsoft Office Excel or OpenOffice Calc, it is possible to create some nice lines.
Measuring room or object temperatures with the DS18B20. It is a digital component wich does all the work for you. You only need to COMMAND it do the measurement. A short moment later you can request 2 bytes containing the temperature.
Of course there is a protocal wich says how to communicate. See 1-Wire and the DS18B20 datasheet.