Hardware Reference
In-Depth Information
Figure 13-2:
A motion
sensor.
Table 13-1 shows what you need.
Table 13-1 What You Will Need
QTY
Item
Description
1
Door switch
Can be obtained from a home security outlet or online.
1
Motion sensor
Usually 5V-12V with three terminals, +VE, GND and 3.3V
Pi-friendly output.
2
10kΩ resistors
Brown, black, red, gold.
2
1kΩ resistors
Brown, black, orange, gold.
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