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Can you charge & USB Host mode simultaneously?


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#311 dlbogdan

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Posted 27 December 2012 - 08:32 PM

Could you come back with reports about how's that working out ? Is it reliable? Does it need any monkey buttons pressing once you get in the car? The reason I'm avoiding a wireless NAS is that I fear it would complicate everything too much. I just want to be as close to what it is with stock stereo, like getting in, ignition on and drive... Everything should just power on and resume on itself.

#312 besjr69

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Posted 29 December 2012 - 12:09 PM

It works great. Don't want to hijack this forum. I'll try and PM you later.

Sent from my Galaxy Nexus using Tapatalk 2

#313 Timur

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Posted 04 January 2013 - 04:00 PM

The latest USB host mode + charging development can be found here:
rootzwiki.com/topic/37755-timurs-kernel-for-nexus-7-robust-usb-host-power-management http://rootzwiki.com...nt/page__st__60

#314 iriki

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Posted 29 January 2013 - 06:52 AM

Howdy dear gentleman,

I'm sorry to post in this thread, but I could really use some help from you Timur and the others, in order to do the same in my cheap Rockchip 3006 tablet.

Please, it'll only take a min or so of your time. Thanks!
http://forum.xda-dev....php?p=37333409

#315 jj77669

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Posted 25 March 2013 - 06:04 AM

Any love for an HTC owner? I have a One x and have been trying to accomplish otg + charging ever since I got my phone stock rooted with 4.1.1. Could someone please point me in the right direction to enable this? (I fell like putting my head through a wall)

#316 Irishboym4

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Posted 16 June 2013 - 08:21 PM

You can safely use 5.25 volts with USB (at the connectors), One thing that must be taken into account is the resistance of the wires and connectors. My PSU output at its terminals is 5.3-5.5 volts depending on the amount of current being sourced. Its setup so that the higher the current draw the higher the voltage goes. This compensates for the resistance and maintains about 5.23 volts at the nexus charge port and 5.1 at the usb hub output connectors. If anyone wants to design their own psu and wants help building let me know.

Edited by Irishboym4, 16 June 2013 - 08:23 PM.