Electronic Kit of New Makey Analog Touch Keyboard Uno r3 Board
Touch Key USB Shield Crocodile Clip for Arduino
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Many people have seen a recent Makey makey analog touch keyboard
video, the video board can be connected to any conductive body by
touching a conductive body to go to the computer keyboard events.
Play a variety of games or effects.
The principle of which is through a single-chip analog keyboard,
leads to a few keys, and form instead of using the touch switches.
Now we use an arduino plus Touch key USB Shield, also able to
achieve this effect out.
Touch key USB Shield to use the touch as the input method, touch
switch with dual contacts will touch terminal and the ground
terminal leads connected to two electrodes touch, human touch two
poles, because of the relationship between body resistance, two
touch a constant current flows between the electrodes through, by
detecting the size of this current can be detected touch event.
Makey virtual keyboard is also used in this method.
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Tag: makey makey shield , Uno r3 Board for arduino , touch key USB