I take apart a cheap USB 5V power supply and look at how the low voltage and high voltage sides of the circuit interact. I show the circuit/schematic reverse-engineered using a 'Big Clive' ( / bigclivedotcom ) inspired method.
This interesting tutorial paper from Maxim describes the Dedicated Charging Port (DCP) and some of the other commonly encountered USB signalling systems (e.g Apple): www.maximinteg...
Негізгі бет USB Wall-Wart Power Supply Teardown (#47)
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