Power supply selector SW
Lights up when power is ON
1. via USB Mini-B connector
3. External power supply (5V)
2. via USB B connector
!! Caution !!
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Do not change the power supply selector switch while the microcontroller is operating.
Never change the power supply selector to External when the external power supply (5V) is
not supplying power.
Do not change the power supply selector switch to USB FUNC when the USB B connector
is disconnected.
Do not change the power supply selector switch to USB Mini-B when the USB Mini-B
connector is disconnected.
20
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