View Single Post
Old 04-11-2009, 05:57 PM   #8
sclitheroe
#1 Goaltender
 
Join Date: Sep 2005
Exp:
Default

Quote:
Originally Posted by PsYcNeT View Post
Not true.

My old Sony-Erricsson required this as well, and so do many other phones.

The problem is, USB only puts out a general amount of power in it's plug-n-play mode it puts out less Amps than when a driver is installed to tell it to send more.

http://en.wikipedia.org/wiki/USB#Power
Devices are supposed to be able to negotiate that with the USB host directly though.
__________________
-Scott
sclitheroe is offline   Reply With Quote