Realraum tuer instructions: 1. install avr-gcc and tools: $ sudo aptitude install gcc-avr avr-libc avrdude 2. download arduino version 0015 exactly: $ wget http://arduino.googlecode.com/files/arduino-0015-linux.tgz 3. unpack and add link: $ tar -xzf arduino-0015-linux.tgz $ ln -s arduino-0015 arduino 4. update Makefile variables INSTALL_DIR and PORT to your needs 5. build it $ make 6. flash it (press reset) $ make upload Arduino OneWire Lib 2.0: http://www.pjrc.com/teensy/td_libs_OneWire.html Dallas Temperature Library: http://download.milesburton.com/Arduino/MaximTemperature/DallasTemperature_350.zip