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Littlebits BUBBLE BOT Manual page 15

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HOW IT WORKS
sends a signal through the circuit.
p4 POWER
The
controls how much signal
i5 SLIDE DIMMER
moves through to the bargraph and fan.
More LEDs on the
light up as more
o9 BARGRAPH
signal passes through.
The
receives signal from the bargraph.
o13 FAN
The more signal it receives, the faster it spins, pushing
more air into the bubble.

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