A manual providing up-to-date hardware information for the popular Arduino Uno, the easy to use open-source electronics platform used by hobbyists, makers, hackers, experimenters, educators and professionals.

Get all the information you need on the hardware and firmware found on Arduino Uno boards in this handy reference and user guide.

Ideal for the workbench or desktopContains all of the Arduino Uno hardware information in one placeCovers Arduino / Genuino Uno revision 3 and earlier boardsEasily find hardware technical specifications with explanationsPin reference chapter with interfacing examplesDiagrams and illustrations for easy reference to alternate pin functions and hardware connectionsLearn to back up and restore the firmware on the board or load new firmwareBasic fault finding and repair procedures for Arduino Uno boardsPower supply circuits simplified and explainedMechanical dimensions split into five easy to reference diagramsContains circuit diagrams, parts list and board layout reference to locate components easily