Linux application(dcdc-usb) and library (libdcdc-usb) for controlling and listing the parameters of mini-box.com DCDC-USB product (http://www.mini-box.com/DCDC-USB) Compiling and Installing: Make sure you have libusb and libusb development packages installed. make clean install It will install by default in /usr/local/ Usage: dcdc-usb with no parameters will display the current output voltage. dcdc-usb -a will display all settings from the device. dcdc-usb -v 20.50 will set the output voltage to 20.5V.