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Building a Home Security System with Arduino by Jorge R. Castro

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The basic principles of electricity

If you are very young or are new to making electronic projects, you may not be familiar with certain principle terms of electricity. So let's dedicate this last part of the chapter to learning them, plus also find out about the basic materials that are necessary to test your projects. To explain certain aspects needed for the development of the book, it is advisable to consult the links provided.

Voltage

The exact term for the voltage is potential difference, or the value obtained subtracting the voltage between a pole and a battery or the end of any component of the circuit.

All elements of a circuit have some amount of resistance to current flow, including generators that generate electricity, because for various ...

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