otg on lollipop? - Nexus 4 Q&A, Help & Troubleshooting

hi, is it possible to read usb like this on nexus 4 with lollipop?
http://www.conrad.it/medias/global/ce/3000_3999/3400/3450/3453/752527_LB_00_FB.EPS_1000.jpg

Unfortunately no, USB OTG is possible with certain custom kernels, however external power must be supplied to the USB device as no power can be transferred through the nexus 4's USB port to the USB unit.

You need the following-
1. A OTG cable with external power supply
2. A custom kernel that supports OTG (Unleashed kernel does)
3. Chainfires USB stick mount app.

Hi
I am trying to use flash drive on nexus 4 I have the otg y cable and it is providing power to both flash drive and phone but the flash drive is not mounting and doesn't show anywhere on phone . And chain fire always gives this error whether flash drive is connected or not .
Any help ?

Do you have a compatible kernel?

CalculatedRisk said:
Do you have a compatible kernel?
Click to expand...
Click to collapse
Yes I have flashed unleashed kernel.

Have you tried freshly formatting the drive?

CalculatedRisk said:
Have you tried freshly formatting the drive?
Click to expand...
Click to collapse
Yes I did formatted it couple of times and it is working fine on my laptop.
I am ordering a new otg y cable maybe the problem is with the cable.
Sent from my Nexus 4 using XDA Free mobile app

You need to active OTG from an app like Synapse, I've manage to connect to a USB key but I've some issues with the HDD
Envoyé de mon Nexus 4 en utilisant Tapatalk

Related

Thumb-drive/Pen Drive not working via OTG.

My Nexus 7 is rooted, I am trying to mount my MoserBear 16GB Pendrive through stickmount via OTG, but its not showing up!!!
hirenvasani said:
My Nexus 7 is rooted, I am trying to mount my MoserBear 16GB Pendrive through stickmount via OTG, but its not showing up!!!
Click to expand...
Click to collapse
I would verify the OTG cable works by trying a controller or another flash drive possibly, if you haven't already.
I had issues with getting my Sandisk flash drive to appear at first, but I got it eventually.
i also plan to buy a sandisk pendrive
and otg cable fro ebay ~
but dunno it working or nt
Do you have stickmount? If so when download stickmount make sure you go into the app and mount your chip. Should work
Sent from my Nexus 7 using Tapatalk 2
feelinfroggy23 said:
Do you have stickmount? If so when download stickmount make sure you go into the app and mount your chip. Should work
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse
Did you even read the first post? :S
Sent from my E15i using xda premium

USB OTG + stickmount

I bought a brand new 64gb flash drive to use with my nexus 7 but while it works fine initially in windows it then shows up on the n7 as 'damaged usb stick'. Then when i plug it back in pc it requests reformatting.
I have successfully been using a 4gb flash drive on the n7 with stickmount though.
So it it possible my brand new flash drive is corrupt or are there limitations with n7 and stick mount that make it very 'hit and miss'?
Anyone else had similar issues?
Sent from my Nexus 7 using Tapatalk 2
I use centon datastick 64GB just fine.
To mount I use USB OTG Helper
http://forum.xda-developers.com/showthread.php?t=1588979
dangeroid said:
I bought a brand new 64gb flash drive to use with my nexus 7 but while it works fine initially in windows it then shows up on the n7 as 'damaged usb stick'. Then when i plug it back in pc it requests reformatting.
I have successfully been using a 4gb flash drive on the n7 with stickmount though.
So it it possible my brand new flash drive is corrupt or are there limitations with n7 and stick mount that make it very 'hit and miss'?
Anyone else had similar issues?
Sent from my Nexus 7 using Tapatalk 2
Click to expand...
Click to collapse

[Q] can't find my external files

When I plug in a USB drive using the OTG micro USB cable I can see that it's connected (flash drive lighting up) but I can't find the files anywhere on my nexus 10. Where do I locate them?
You need an app like this to be able to browse/see your flash drive.
Sent from my Nexus 10 using Tapatalk HD
thanks!

[Q] USB host controller issue

No device connected to the micro USB host through OTG cable is detected. Neither mouse nor keyboard or (micro) SD Card. The kernel claims to support USB host controllers. Checked with three different OTG cables, all sold claiming to work with Nexus 7.
Everything was also checked on stock ROM and kernel (JDQ39) unrooted and rooted.
Same cables work like charm with my i9305 Galaxy S 4 LTE just as Stickmount and Nexus 7 Media Importer (mouse, keyboard, storage).
Nothing works however with my Nexus 7. I feel very frustrated and cannot resolve this issue no matter what I try.
Any ideas?
Thanks
Nexus 7 grouper, rooted, Stickmount, Busybox installed
OS: JDQ39 based Smooth rom 5.1
Kernel: M-Kernel 3.1.10
Try a different kernel... Bugs do happen so OTG might be brought ken on that kernel.
Sent from my Nexus 7 using xda premium
PS: I know bricked worked, I thought Franco's worked too. Dunno bout M-Kernel, I actually avoided that kernel because it didn't look like USB-OTG support was in it when I searched the thread.
Thanx answering
I'll try Franko. As I remember, M-kernel has OTG support. But
Shouldn't even stock kernel support keyboard and mouse over OTG?
And why does the Nexus Media Importer app not work either? That
doesn't even take root...
raymundka said:
Thanx answering
I'll try Franko. As I remember, M-kernel has OTG support. But
Shouldn't even stock kernel support keyboard and mouse over OTG?
And why does the Nexus Media Importer app not work either? That
doesn't even take root...
Click to expand...
Click to collapse
Depends on how you're implementing it. I know with apps like StickMount and OTG Helper, they won't automatically start media scanner on the new device unless you have the paid version.
The rom in my Sig actually has USB-OTG support for the Nexus 7 built in (would still need a kernel that supports it of course), so it automatically mounts a thumbdrive, and it shows up under Settings -> Storage , and shows as USB Storage and you can unmount it from there, acts just like an SD card would on other phones. Only downside is no exFat support (nor NTFS I think). Stickmount can do it but you have to provide the exfat binaries in /sdcard.
kbeezie said:
Depends on how you're implementing it. I know with apps like StickMount and OTG Helper, they won't automatically start media scanner on the new device unless you have the paid version.
The rom in my Sig actually has USB-OTG support for the Nexus 7 built in (would still need a kernel that supports it of course), so it automatically mounts a thumbdrive, and it shows up under Settings -> Storage , and shows as USB Storage and you can unmount it from there, acts just like an SD card would on other phones. Only downside is no exFat support (nor NTFS I think). Stickmount can do it but you have to provide the exfat binaries in /sdcard.
Click to expand...
Click to collapse
Stickmont free detects connected USB storage immediately and mounts it. The USB drive and the files on the device connected by
OTG can be seen by any file explorer in a normal case. Also, when connecting mouse and/or keyboard (even wireless)
via OTG/OTG&USB hub a USB icon and a USB device connected message should pop up in the notification
bar. Nexus Media Importer app should also see the connected device if formatted FAT32.
At least, that's how it works on my Galaxy S3 using the same hardware ( 3 different OTG cables,
mouse, keyboard, USB sticks, memory cards, etc.)
I have flashed four different kernels (M, Motley, Franko, Stock). There is a significant difference in
performance but unfortunately not in USB host device detection behaviour.
I do appreciate all your helping effort. Thx

How to have working USB OTG on Android 4.4.2 KitKat

Hello.
I have Samsung Galaxy Note 3, SM-N9005 Snapdragon version.
I bought USB OTG cable from dx.com, with microUSB 3.0 for S5/Note 3.
When I connect mouse or keyboard, it works.
But when I connect USB flash drive, or external HDD it mounts, but after 3-5 seconds it un-mount.
Is there any way, fix or some xposed module to have it working?
I have rooted my phone and I am running on custom ROM (CRASH ROM v16), based on stock XXUGNG1 PDA, Ultimate Kernel v55.
Thank you for your help.
It won't mount NTFS drives. Try a usb drive on fat32. It will work.
Sent from my SM-N9005 using XDA Free mobile app
I faced the same problem when I bought my Otg cable. Here's what I did maybe it helps.
I copied all my flash memory and external hard drives content on my laptop then I formatted them in exFat and it was immediately recognized by the stock rom android 4.4.2 N90005.
I have Samsung galaxy grand 2 and i need use USB OTG android version 4.4.2 how can i use it tried more times and not work

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