RAZRi USB OTG Support. - RAZR i Q&A, Help & Troubleshooting

Hi, I'm wondering what's wrong with OTG Support in this model. I'm using regular OTG cable with 2A powered USB Hub and after connecting all devices are detected properly but no USB Mass Storage can be mounted. Keyboard, Mouse working well Sound Card from Creative is detected but not working (nvm) and any USB stick is detected by few mounting apps but none of them can be mounted.
Any kernel mods are needed or maybe just decent app??
Wysłane z Motorola RAZR i.

Noone?? I'm sure it supports USB host cause keyboard and mouse working fine but why it can't mount any USB stick or drive??
Wysłane z Motorola RAZR i.

Chamelleon said:
Hi, I'm wondering what's wrong with OTG Support in this model. I'm using regular OTG cable with 2A powered USB Hub and after connecting all devices are detected properly but no USB Mass Storage can be mounted. Keyboard, Mouse working well Sound Card from Creative is detected but not working (nvm) and any USB stick is detected by few mounting apps but none of them can be mounted.
Any kernel mods are needed or maybe just decent app??
Wysłane z Motorola RAZR i.
Click to expand...
Click to collapse
That's awesome!, can you post a picture of that cable? (i've been lookin' for something like that for a long time )

Chamelleon said:
Noone?? I'm sure it supports USB host cause keyboard and mouse working fine but why it can't mount any USB stick or drive??
Wysłane z Motorola RAZR i.
Click to expand...
Click to collapse
Mass storage isn't enabled on this device. We will new to mod the kernel and the ROM to include it. But it will come someday with CM maybe.
Sent from my XT890 using xda app-developers app

iharcha said:
That's awesome!, can you post a picture of that cable? (i've been lookin' for something like that for a long time )
Click to expand...
Click to collapse
It's regular OTG cable like this one http://hurtownia.partnertelekom.pl/pl/product/product/id/30455 but connected to 2A powered USB Hub cause Motorola has no output power on USB.
Hazou said:
Mass storage isn't enabled on this device. We will new to mod the kernel and the ROM to include it. But it will come someday with CM maybe.
Sent from my XT890 using xda app-developers app
Click to expand...
Click to collapse
Thank You for reply. It's not so important for me but it would be nice to have this future.

Hazou said:
Mass storage isn't enabled on this device. We will new to mod the kernel and the ROM to include it. But it will come someday with CM maybe.
Sent from my XT890 using xda app-developers app
Click to expand...
Click to collapse
Thank You for reply. It's not so important for me but it would be nice to have this future.

Chamelleon said:
Thank You for reply. It's not so important for me but it would be nice to have this future.
Click to expand...
Click to collapse
Sorry to bother again , but where did you find the 2A powered USB Hub ?
Yesterday i looked around and no electronic-pc store seemed to had that :S. I found one wich only gave 0.5 to 1.5A and it was very expensive...

iharcha said:
Sorry to bother again , but where did you find the 2A powered USB Hub ?
Yesterday i looked around and no electronic-pc store seemed to had that :S. I found one wich only gave 0.5 to 1.5A and it was very expensive...
Click to expand...
Click to collapse
I had it for my old Atrix for HDD's and it's needed 2A. For standard keyboard+mouse and some usb stick You wont need more than standard 1A, 4 port USB hub for max 10$. I paid 12$ for 2A powered. I don't remember brand but before I used 1A powered "no name" brand and it worked too so use any min 1A powered and it should work.

Related

OTG Cable for OB?

Hi, i recently saw a OTG cable in Amazon that it is like $.86 Dollars, and free shipping, but it says it is for samsung S2 and S3, I was wondering if there is a chance it will work on the OB.
lospokedash said:
Hi, i recently saw a OTG cable in Amazon that it is like $.86 Dollars, and free shipping, but it says it is for samsung S2 and S3, I was wondering if there is a chance it will work on the OB.
Click to expand...
Click to collapse
They generally aren't cross-compatible since there are quite a few differences between different phones and manufacturers. You can take a chance if you wan't.
I have an OTG usb cable, and it doesn't work at all with the OB, I tried even the korean V30 and nothing.
What a pity.. OTG is very very useful, I had an android device with OTG and it's amazing, you can connect keyboard, mouse and even usb flash drive / external hard disc !
ohadz said:
I have an OTG usb cable, and it doesn't work at all with the OB, I tried even the korean V30 and nothing.
What a pity.. OTG is very very useful, I had an android device with OTG and it's amazing, you can connect keyboard, mouse and even usb flash drive / external hard disc !
Click to expand...
Click to collapse
The kernel you are using, Is it campatible with OTG?
Sent from my LG-P970
xonar_ said:
The kernel you are using, Is it campatible with OTG?
Sent from my LG-P970
Click to expand...
Click to collapse
In ob there's no kernel that supports usb OTG right now.
Thanks to all of you. at least I now know.
ohadz said:
In ob there's no kernel that supports usb OTG right now.
Click to expand...
Click to collapse
if any one develop a custom rom with kernel means??????????
lospokedash said:
Hi, i recently saw a OTG cable in Amazon that it is like $.86 Dollars, and free shipping, but it says it is for samsung S2 and S3, I was wondering if there is a chance it will work on the OB.
Click to expand...
Click to collapse
i think cm10 support it

[Q] USB OTG functionality

Hopefully someone can help, my Xperia T seems not to have any USB OTG functionality. I've tried 2 different OTG cables and there is no response from the phone. Any ideas?
Otherwise USB appears to be working fine.
Many Thanks.
Which Rom, rooted, bootloader status?
These things help us help you.
Sent from my C6603 using xda premium
Rooted on stock 4.1.2. Bootloader is locked.
Do you have usbotg.apk installed?
Sent from my C6603 using xda premium
gregbradley said:
Do you have usbotg.apk installed?
Sent from my C6603 using xda premium
Click to expand...
Click to collapse
Yes, version 1.
I tried plugging a Fat32 formatted stick in and it did actually recognise and start to prepare (to mount?) something, however it then said disconnected unexpectedly and is back to doing nothing.
edit: I've ordered a better quality otg cable, otherwise a I think it is the socket on the phone. (But surely that would effect the standard data cable also?)
I've used several usb devices with my phone. My experience is that some thumb drives draw troop much power. The phone should display a warning about this but it might well be this is the cause of your problem. You could try hooking it up to a powered usb hub, that should always work. I connected a thumb drive, mouse and keyboard simultaneously that way.
Sent from my LT30p using xda app-developers app
I just received a Nokia CA-157 cable, and a USB stick I tried previously just mounted without problems.
So I guess the moral of the story is buy one $2 adaptor instead of two $1.5 ones!
Thank You for any advice
i tried 2 otg cables with my xperia T
both cables were of nokia
it always shows a usb power consumption error and it gets disabled
does anyone know why ?
I believe the Xperia T will only give 300ma before complaining, most devices will ask for 500ma upon connection.
Use a powered usb hub to solve this.
A passive hub may also bypass the power check but I guess you risk drawing too much current from your phone.
Sent from my LT30p using Tapatalk 4 Beta
Try using different usb pen drive's....
Some bigger sized sticks will show error in power consumption.... So use pen drive which is smaller in size and consumes low power....
I have two pen drives , one connects perfectly and other will show error....
Sent from my LT30p using xda app-developers app
gregbradley said:
Which Rom, rooted, bootloader status?
These things help us help you.
Sent from my C6603 using xda premium
Click to expand...
Click to collapse
hi, do you have to root your phone before you can use the micro usb host to connect to mouse, hard drive and all that>??? i am confuse... i dont know whether i should buy a micro usb host or not.... and it seems that rooting a phone is very complicated so i dont wanna rack my phone...
SICANOOB said:
hi, do you have to root your phone before you can use the micro usb host to connect to mouse, hard drive and all that>??? i am confuse... i dont know whether i should buy a micro usb host or not.... and it seems that rooting a phone is very complicated so i dont wanna rack my phone...
Click to expand...
Click to collapse
No you dont need to be rooted, but we need to know the state of your phone before we can help you. Secondly, rooting the phone is VERY easy, it takes about 30 seconds and involves clicking about 2 buttons. Search for bin4ry root many android and read that thread.
gregbradley said:
No you dont need to be rooted, but we need to know the state of your phone before we can help you. Secondly, rooting the phone is VERY easy, it takes about 30 seconds and involves clicking about 2 buttons. Search for bin4ry root many android and read that thread.
Click to expand...
Click to collapse
is rooting that easy @[email protected],.. but i have xperia tx and i am still not quite sure whether it is the same as xperia t as shown in this forum... so i cant risk it.
also, for the usb otg thing... i am planning to buy a hard drive that says is usb 3.0 do you think a normal usb host cable and android phone can detect it?? all these technology stuff are so complicated....
btw thank you soooo much for helping me with that question... it has been annoying me for a lonnnnng time already..
SICANOOB said:
is rooting that easy @[email protected],.. but i have xperia tx and i am still not quite sure whether it is the same as xperia t as shown in this forum... so i cant risk it.
also, for the usb otg thing... i am planning to buy a hard drive that says is usb 3.0 do you think a normal usb host cable and android phone can detect it?? all these technology stuff are so complicated....
btw thank you soooo much for helping me with that question... it has been annoying me for a lonnnnng time already..
Click to expand...
Click to collapse
Yes, rooting is that easy.
TX and T are very similar, only a few differences.
I suspect that an external hard drive would need some other power supply than just what it can pull from the usb on a phone.
As has been said before, I have two pendrives, one works the other fails, so the limit of USB voltage is quite low.

[Q] USB2 HDD and/or keyboard on KFHD7?

I know the KFHD7 can't power things plugged into the micro USB but assuming a USB hub or power from another source just having the data cable plug into it should work, right? I've tried a USB2 HDD and USB wireless mouse/keyboard and they don't work though, although they do on my Samsung Galaxy S3 using same apps to mount in case of the USB2 HDD.
If this is possible what am I missing to make it work?
zekepliskin said:
I know the KFHD7 can't power things plugged into the micro USB but assuming a USB hub or power from another source just having the data cable plug into it should work, right? I've tried a USB2 HDD and USB wireless mouse/keyboard and they don't work though, although they do on my Samsung Galaxy S3 using same apps to mount in case of the USB2 HDD.
If this is possible what am I missing to make it work?
Click to expand...
Click to collapse
i m going to explain you why you cant use them (i bought a keyboard) amazon disabled usb otg in the kernel. i said amazon to turn it on. i contacted them 2 times, and nothing. i think, we have to contact them to enable it (all forum users) or pay me 35 dollars for a bluetooth keyboard!
Sent from my KFTT using XDA Premium 4 mobile app
persano said:
i m going to explain you why you cant use them (i bought a keyboard) amazon disabled usb otg in the kernel. i said amazon to turn it on. i contacted them 2 times, and nothing. i think, we have to contact them to enable it (all forum users) or pay me 35 dollars for a bluetooth keyboard!
Sent from my KFTT using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Damn, lack of USB OTG support is a real shame, I was hoping to use the KFHD7 as a portable media centre/laptop replacement but it might be impossible by the sound of it.
One thing i forgot to mention is that my KFHD7 is modified with TWRP and CM 10.1, runs really smooth compared to the stock software. But is USB OTG stillnot possible like it was on the original Kindle Fire? Seeing as this newer one uses a second bootloader and all.
zekepliskin said:
Damn, lack of USB OTG support is a real shame, I was hoping to use the KFHD7 as a portable media centre/laptop replacement but it might be impossible by the sound of it.
One thing i forgot to mention is that my KFHD7 is modified with TWRP and CM 10.1, runs really smooth compared to the stock software. But is USB OTG stillnot possible like it was on the original Kindle Fire? Seeing as this newer one uses a second bootloader and all.
Click to expand...
Click to collapse
possible, but hashcode prefer to fix all bugs and then add it

[Q] Samsung smart dock on Xperia z1?

Hey guys,
I was looking at the Samsung smart dock :
( can't insert link as I am a new Member)
And was wondering if it would work on the Xperia z1?
I know that the z1 supports MHL and OTG so I'm guessing it could work..
Also, I realise that the actual phone won't fit onto the dock properly but I really want hdmi out with at least 2 usb inputs, so I'm fine with using a micro usb male to female cable to run from the phone onto the dock.
This is my first post so let me know if I'm doing something wrong
Thanks in advance
- Dr. Klyde
It's a hardware issue actually, Samsung uses special usb connectors which can active both mhl and usb at the same time, not sure Sony does too...
Sent from my C5503 using Tapatalk
I use something like this and it works fine to have HDMI out, but never tried using the USB in at the same time.
You can use the usb as storage or only for charging while using hdmi?
Sent from my C5503 using Tapatalk
gregbradley said:
I use something like and it works fine to have HDMI out, but never tried using the USB in at the same time.
Click to expand...
Click to collapse
I heard that the USB input on that could only be used for power and nothing else.. :/
I think that's correct, as the HDMI output does not work unless there is AC power going to the Micro USB in.
shteren said:
It's a hardware issue actually, Samsung uses special usb connectors which can active both mhl and usb at the same time, not sure Sony does too...
Click to expand...
Click to collapse
Theres a cheaper version of the dock on ebay for $11 which has HDMI and USB (both full size) ports. I might buy it and try that one first.
A stupid question, how can I use the MHL cable and charge the Z1 in the same time? It is possible?
spam, delete

OTG USB adapter for the TF701

Found this on amazon for the Vivo tab, which uses the same 36-pin connector as the TF701. So I bought it for $20US hoping it would work with the 701 and it does! Plugged in the OTG adapter and attached my sandisk extreme usb 3 thumbdrive. Used the included SD/uSD card adapter to connect a couple SD cards and had no problems. Didn't do any speed tests or anything, just wanted to make sure they worked, and they did.
ASUS Extension Kit for VivoTab-Series Tablets
Aaroneious said:
Found this on amazon for the Vivo tab, which uses the same 36-pin connector as the TF701. So I bought it for $20US hoping it would work with the 701 and it does! Plugged in the OTG adapter and attached my sandisk extreme usb 3 thumbdrive. Used the included SD/uSD card adapter to connect a couple SD cards and had no problems. Didn't do any speed tests or anything, just wanted to make sure they worked, and they did.
ASUS Extension Kit for VivoTab-Series Tablets
Click to expand...
Click to collapse
Wow... Great find!
Hey - happen to have a PS3 controller you could test with? Almost bought the dock purely for this purpose, so I'm dying to know if plugging a controller in through USB would work...
If this really is fully supported by the tf701t, I'm seriously questioning why they didn't say so?
Sent from my K00C using Tapatalk
Trevor_g said:
Wow... Great find!
Hey - happen to have a PS3 controller you could test with? Almost bought the dock purely for this purpose, so I'm dying to know if plugging a controller in through USB would work...
If this really is fully supported by the tf701t, I'm seriously questioning why they didn't say so?
Sent from my K00C using Tapatalk
Click to expand...
Click to collapse
Sorry, no, I don't have a PS3 controller.
Aaroneious said:
Sorry, no, I don't have a PS3 controller.
Click to expand...
Click to collapse
No problem. There is another way to find out. Do you have a USB mouse and/or keyboard handy? If you wouldn't mind testing these basic peripherals, we could really verify if this thing provides host mode for more than disk drives.
If so, I'm buying!
Sent from my K00C using Tapatalk
Trevor_g said:
No problem. There is another way to find out. Do you have a USB mouse and/or keyboard handy? If you wouldn't mind testing these basic peripherals, we could really verify if this thing provides host mode for more than disk drives.
If so, I'm buying!
Sent from my K00C using Tapatalk
Click to expand...
Click to collapse
Standard mouse and keyboard both work fine when plugged into the OTG adapter.
Shocking. Why in the world would Asus not bother marketing this toward the TF community too?!
Glad you found this. Thanks for sharing and testing... Off to buy!
Sent from my K00C using Tapatalk
In 4 one. 9 left in stock. Now all I need is an extra usb cable. Can anyone point me to one?
Sent from my SCH-I545 using Tapatalk
guho said:
In 4 one. 9 left in stock. Now all I need is an extra usb cable. Can anyone point me to one?
Sent from my SCH-I545 using Tapatalk
Click to expand...
Click to collapse
Yeah I just want the extra cable - assume any vivo tab one works?
OTG USB adapter
I have ordered one too. Thanks for the link. :cyclops:
OTG USB Adapter
That's good idea, but unfortunately I can't buy this thing. There are blutooth usb-hub, for example _ttp://usb.brando.com/prod_detail.php?prod_id=00142
Will it work?
can someone find me the right product on the german amazon site? or uk?
i cant find
Can you charge and use USB with this?
Nice
Finaly, i recieved my OTG USB adapter today, and it works perfectly.
Thanks for the link.
or you can just buy the one meant for the transformer and it's a few dollars cheaper if you can't get the other one. Just doesn't come with the SD card adapter. This is the one that I intend to buy once I get my tablet
evodev said:
or you can just buy the one meant for the transformer and it's a few dollars cheaper if you can't get the other one. Just doesn't come with the SD card adapter. This is the one that I intend to buy once I get my tablet
Click to expand...
Click to collapse
Warning: This will not work with our TF701!!!!!! Read the Q&A below the product description !!
should the one for the tf700t also work?
The adapters mentioned that work with the 701 are all usb-2.
Does anyone know of a usb-3 adapter that will work?
matthelm said:
Can you charge and use USB with this?
Click to expand...
Click to collapse
I'm considering getting a TF701T, does anyone know if you could use this to charge the device? It'd be nice to know I have a backup if the proprietary USB cable fails.
nop- said:
I'm considering getting a TF701T, does anyone know if you could use this to charge the device? It'd be nice to know I have a backup if the proprietary USB cable fails.
Click to expand...
Click to collapse
Also can you simultaneously power the device and provide input using a usb hub(plug in keyboard and mouse for example)?
I went to the computer store. Bought the following:
The adapter which is 2.0 by the way.
USB 3.0 HUB with Power Adaper.
A male to A male cable.
While connected to a the HUB, and while the device is on its says "NOT CHARGING". I turn it off(tablet), Not getting a charge while connected to a the hub. It also drained it while the tablet is off. Nevermind the hub for power.
NO CHARGE FROM HUB
While connected to the PC it drained the power down to 6% then went back up to 50%. Not sure about that because it seemed to charge while it was off.
NO CHARGE FROM PC
As for the power adapter that comes with the tablet to it. Not charging while ON. Turn it off and no charge.
NO CHARGE FROM ASUS POWER ADAPTER
SO no it doesnt charge in any practical sense from this VIVO adapter as far as i can tell. Maybe its the MALE to MALE cable. I dont know. But its not worth trying if there a chance of drain killing it.
Unfortunately from the adapter there is no media connection or usb debugging to pc or usb hub afiak.
NO MEDIA CONNECTION OR USB DEBUGGING
The good news is that the device can connect to the USB HUB and the keyboard , mouse and thumb drive work flawlessly together.

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