User Portlet User Portlet

Discussions
I am a new comer on the "Raspberry Pi 2 Mod B - double boards with its pre-installed Mathematica". As a preparing step, I did the installation of RDK on 1st Rpi2 board. Though the installation of RDK was successfully done with the words of "RDK...
I am a beginner of "Raspberry pi 2 mod B + PiFace Digital 2 ". Though I refer to the post article of "Using the GPIO with the Wolfram Language + Raspberry Pi", I can not get any result ( Light on LED on PiFace Digital ). Does anyone get the...