Thread: USB Charging (PRS500 model)
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Old 03-13-2007, 09:11 AM   #5
HarryT
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Quote:
Originally Posted by Robert Marquard
Keep in mind that you cannot simply draw power from USB. The power is part of the bus protocol.
That may be true in theory, but the world is full of devices which use USB purely as a power source. I have a USB-powered pencil sharpener .
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