About Pi Helper
Pi Helper is useful collection of information about raspberry pi, that include:
Schematics;
Specification (Pi 3 B, Pi Zero, Pi 2 B, P1 A+, Pi 1B+, Pi 1 B+, PI 1 B, Pi 1 A);
Project Idea Generator;
Raspberry Pi GPIO (general purpose input/output) pins ;
Basic Pi commands;
Raspberry Pi CheatSheet;
List of popular raspberry pi distributions;
LED resistance calculator;
and more to come...