This big tutorial contains quick C/C++ programming course, more than 200 lessons, guides and examples. It also contains test questions and answers for learning Arduino programming which can be used to prepare for interviews, tests and exams. Application content has been translated into the following languages: English,French,German,Portuguese,Russian,Spanish. Arduino boards can be connected to various electronic components, sensors and modules. They are used in a wide variety of circuits and automation projects. This application contains reference for various peripheral electronic components, analog and digital sensors and external modules for Arduino: their description, usage, integration and code examples. Programming guide contains following themes: - Data types - Constants and literals - Operations - Typecasting - Control Structures - Cycles - Arrays - Functions - Variable scopes and storage classes - Strings - Pointers - Structs - Unions - Bit fields - Enums - Preprocessor directives - Test questions/answers - Serial Port functions and samples - Serial Monitor usage This application contains following hardware examples: - LEDs, digital outputs - Buttons, digital inputs - Serial port - Analog inputs - Analog outputs - LED displays - Intergated circuits - DC Motors - Timers - Sound - Ambient light sensors - Measuring distance - Vibration sensors - RFID sensors - Temperature and humidity sensors - Rotary encoders - Sound modules - Displacement sensors - Infrared Sensors - Magnetic field sensors - Touch sensors - Tracking sensors - Flame detectors - Heartbeat sensors - LED modules - Buttons and joysticks - Relays App content are updated in every new version.