Hardware Reference
In-Depth Information
soldering. hey come in diferent formats: female-to-male; female-to-female;
and male-to-male.
A circuit diagram shows you which electronic components, represented by
symbols, are connected to complete a circuit and in what order they should be
placed. he exercises in this adventure include circuit diagrams to help you
understand how the circuit works and to show you the order in which the com-
ponents need to be placed for current to low through.
Figure 8-4 shows a half size breadboard, a variety of jumper cables, an LED, a push but-
ton and some resistors.
FIGURE 8-4 Electronic components
Using the Python Library to
Control GPIO
To use Python to control the GPIO pins, you irst need the Python GPIO library
installed onto your Raspberry Pi. A library is a collection of already written code that
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