At the core of any electronic engineering know how to turn on the power, how long it will last. This list focuses on how to power low voltage digital electronics projects. Basic components and principles, such as AC and DC power supply series and parallel circuits and Ohm's law. In addition to being introduced to the basic theme, you will also learn how to power Edison with the Arduino Mini breakout.
Step 1: AC vs. DC
There are two different kinds of power signals, you can use when electricity projects, the alternating current (AC) and direct current (DC). As its name implies, it has it all with how current flows. DC current to flow in one direction, and alternately you can flip it and reverse it, in a certain time interval to change direction.
This list is designed to use a micro-controller and other digital components of low-voltage DC power supply project. Nevertheless, understanding communication is essential, and can be used to power a DC project too.
AC is available through United States 120-Volt wall outlet, found at the 220-250 on the clock. This is the great power! If you touch the ground and power at the same time, create a short, this juice will give you a good shake. This can be very harmful, so be careful when running on AC power. Most SCM projects will require 3.3 v or 5V, not to 220 volts from the wall outlet. To resolve this problem, use a converter, plug into the wall and stable output voltage and current per barrel plug is not suitable for your project.
DC main battery, read more about that in the next step
