I read your post and then read
http://www.usb.org/developers/devcla...1.2_070312.zip
I could not believe that so much is going on in there. Phew! I can't understand half of it.
At least the Graph in section 4.2.1 is clear on the issue.
Over 5.25V > no charge
Under 4.75V > no charge
for currents up to 1.5A
StamosD
Quote:
Originally Posted by AnotherCat
I did not know how to respond to this I would assume from that any charger used from the wild that does not comply within the Specification's max. D+D- leakage current requirement may fail as may any whose output falls into the "Charging Port Operation not Allowed" part of the voltage vs current graph in the Specification (charger operation not allowed if voltage falls below 4.75v for I=<0.5A I believe).
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