Arduino: Cheat Sheet ... Just as open-source software code is released to the community, ... There's an excellent Arduino beginner's guide here.

This guide and accompanying video will walk you through everything you need to know to get started with Arduino, and will be updated over time. SEE: All of TechRepublic’s cheat sheets and smart ...

It contains the basics from resistor color codes, typical pinouts of various chips, current capacity of wire gauges, Arduino pinout diagrams, schematic symbols, trace widths for current capacity ...