Can FreeRunner hardware be damaged by setting host mode and then applying power?

Michael Shiloh michael at openmoko.org
Fri Oct 3 22:44:47 CEST 2008


Redirected from the community list.

Note that the original poster (OP) understands that setting host mode is 
a two step process, and in his question indicates that both steps have 
in fact been taken.

Note too that the OP understands that this is not the intended use, but 
rather may occur by accident.


Michael

-------- Original Message --------
Subject: is fr usb host mode prone to damage from regular usb charging
Date: Fri, 3 Oct 2008 18:19:22 +0200
From: Petr Vanek <vanous at penguin.cz>
Reply-To: List for Openmoko community discussion 
<community at lists.openmoko.org>
To: community at lists.openmoko.org

I haven't found a clear answer on this one:

i got A-A Female to Female usb connector to couple two cables.

The wiki pages [1], [2] provide sufficient info on usage, except of one
thing: if i switch into USB Host mode providing power (*) can i damage
anything if i forget it like that and replug my fr into my computer?

thank you
Petr

*
echo host > /sys/devices/platform/s3c2410-ohci/usb_mode
echo 1 > /sys/devices/platform/neo1973-pm-host.0/hostmode

[1] http://wiki.openmoko.org/wiki/USB_host
[2] http://wiki.openmoko.org/wiki/Host_Mode


--
Petr Vaněk
http://biodynamika.cz




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