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JustCurious
Posts: 36
Joined: Sat Jun 07, 2014 12:27 pm

Usb-out power?

Mon Jun 09, 2014 12:05 pm

Can the Pi deliver 500mA over USB?
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FLYFISH TECHNOLOGIES
Posts: 1750
Joined: Thu Oct 03, 2013 7:48 am
Location: Ljubljana, Slovenia
Contact: Website

Re: Usb-out power?

Mon Jun 09, 2014 12:07 pm

Hi,
JustCurious wrote:Can the Pi deliver 500mA over USB?
The RasPi is designed to (reliably) supply 100mA over each USB.


Best wishes, Ivan Zilic.
Running out of GPIO pins and/or need to read analog values?
Solution: http://www.flyfish-tech.com/FF32
JustCurious
Posts: 36
Joined: Sat Jun 07, 2014 12:27 pm

Re: Usb-out power?

Mon Jun 09, 2014 12:11 pm

So, if I need 500mA, I have to insert a powered USB hub?
ghans
Posts: 7882
Joined: Mon Dec 12, 2011 8:30 pm
Location: Germany

Re: Usb-out power?

Mon Jun 09, 2014 12:15 pm

Yes.

ghans
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FLYFISH TECHNOLOGIES
Posts: 1750
Joined: Thu Oct 03, 2013 7:48 am
Location: Ljubljana, Slovenia
Contact: Website

Re: Usb-out power?

Mon Jun 09, 2014 12:21 pm

Hi,
JustCurious wrote:So, if I need 500mA, I have to insert a powered USB hub?
Yes, you need to overcome this limitation somehow...
Powered USB hub is one solution, another one is described here:
http://www.raspberrypi.org/forums/viewt ... 93#p496993


Best wishes, Ivan Zilic.
Running out of GPIO pins and/or need to read analog values?
Solution: http://www.flyfish-tech.com/FF32
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