Re: Current through USB bus

[Camaleón <noelamac@gmail.com>]

On Thu, 06 May 2010 13:00:19 -0400, Mike Dresser wrote:

> On Thu, 6 May 2010, Merciadri Luca wrote:
> 
>> Hi,
>>
>> How can I know how much current goes through each USB port for its
>> related device(s)? Thanks.
> 
> Try lsusb -v
> 
> There will be a MaxPower listed for the device

Nice! :-)


stt008:~# lsusb -v | grep Power
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered
      (Bus Powered)
    MaxPower              100mA <<-- usb flash drive attached
  (Bus Powered)
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered
      Self Powered
    MaxPower                0mA
  Self Powered


Greetings,

-- 
Camaleón