Following the directions i executed the ./configure command and the output shows all of the checking responses and the last output line is the mssg "configure: error: missing libusb!" sudo apt-get install libusb-1.0-0-dev ( http://www.phidgets.com/docs/OS_-_Linux#Getting_Started_with_Linu...

See the printf documentation. %d is a decimal integer, %1f is a floating-point with one decimal. The placeholders are replaced by values from the variables index and val.

Phidgets are sensors/devices you connect by USB to a PC. (The Phidget SBCs are basically a PC and Phidget IO board combined). This means you will have the USB latency and the need for a computer and a complete OS (where an Arduino can give you PWM over the digital pins and a real-time system running...