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-   -   N9 USB OTG Charging - USB On The Go (https://talk.maemo.org/showthread.php?t=87183)

rabso 2012-10-02 07:13

N9 USB OTG Charging - USB On The Go
 
Hi guys,

I know that the N9 does not support USB OTG however does anyone know if it is possible to use the N9 to charge a device?

I don't have a USB OTG cable to test with so was hoping someone might be able to test this for me.

Thanks

minimos 2012-10-02 07:57

Re: N9 USB OTG Charging - USB On The Go
 
What do you want to charge with the N9?

rabso 2012-10-06 11:21

Re: N9 USB OTG Charging - USB On The Go
 
Just small things which can normally be charged over usb

Maybe another phone, a small gps unit or something similar.

flopjoke 2012-10-06 11:33

Re: N9 USB OTG Charging - USB On The Go
 
I can charge N9 and browse all the files in it through my N8, but not the other way round.. mostly because the USB OTG cable I have fits only in the N8.

rabso 2012-11-19 01:30

Re: N9 USB OTG Charging - USB On The Go
 
Just an update for anyone else wanting to know.

After buying a cable I can say that the N9 can not charge anything with a USB OTG cable.

Dragoss91 2012-11-19 01:49

Re: N9 USB OTG Charging - USB On The Go
 
Quote:

Originally Posted by rabso (Post 1295715)
Just an update for anyone else wanting to know.

After buying a cable I can say that the N9 can not charge anything with a USB OTG cable.

But N900 via usb host-mode does :D , I charged my old samsung D900i , not completely but few minutes , and I'm sure it was charging because battery was so old that if I remove the charger phone goes off in 2 seconds . :D

usb host-mode for n9 is not developed yet

smcsa 2012-11-19 06:28

Re: N9 USB OTG Charging - USB On The Go
 
Quote:

Originally Posted by rabso (Post 1295715)
Just an update for anyone else wanting to know.

After buying a cable I can say that the N9 can not charge anything with a USB OTG cable.

And do not reconize USB sticks ;)

juiceme 2012-11-19 07:34

Re: N9 USB OTG Charging - USB On The Go
 
Of course it doesn't, that is because N9 operates in USB peripheral mode only altough the HW supports also the host mode.

I have read that there is some progress in setting N9 to host omde but the driver is not ready yet: http://forum.meego.com/showthread.php?t=4610

An9 2012-11-19 10:53

Re: N9 USB OTG Charging - USB On The Go
 
Sounds crazy, why should i charge other devices with my n9 battery, sens is dificult to replace n9 battry if bracked sune!
Connecting USB drivers for data transfer is okay and we need it...but charging is nonsense!

smcsa 2012-11-19 10:57

Re: N9 USB OTG Charging - USB On The Go
 
Maybe only for BT handsfree

Siren 2012-11-19 11:00

Re: N9 USB OTG Charging - USB On The Go
 
Without host (n9) delivering power to peripherial device, you won't get data transfer, either. Y-Cable may help here, but you need it to deliver power via USB 5V line, at least for short while.

So, rather, it's "data transfer without charging" a nonsense, not the other way around.

I wouldn't hold my breath for N9 hostmode anytime soon (or at all) - at least, if kernel update project for N9/50 won't take pity on us, and implement required kernel bits, as side effect.

javispedro 2012-11-19 12:14

Re: N9 USB OTG Charging - USB On The Go
 
Actually charging works, as per the first post of this thread (at your own risk since if you forget any of the steps e.g. disabling bme you risk frying the device... albeit it seems that it is not as probable as I initially imagined).

http://forum.meego.com/showthread.php?t=4610


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