[Q] USB OTG Maximum size of USB Card ? - Nexus 7 Q&A, Help & Troubleshooting

Hi, I seem to have USB OTG working to access an SD Card through my N7 (2012), but it only works with my 1GB card and not my 32GB card. Both are FAT32. Anyone know if there's a maximum size? Or have any pointers and getting this working? With the 32GB, StickMount says "usb storage is blank or has unsupported filesystem".
Running Kernel M (http://forum.xda-developers.com/showthread.php?t=2168787) and CyanogenMod 11.0 by koko98 (http://forum.xda-developers.com/showthread.php?t=2509905)
Cheers

My first suggestion would be to test the 32 GB card in another device such as a laptop. If it fails to be recognized or requires formatting, that would be the issue. Another possible solution would be to format the card to NTFS as it appears Kernel M supports that file system.
Maybe the first thing to try, however stupid it may sound, is to reboot you Nexus if you haven't already. My own device can be finicky with some of my USB sticks and is often times fixed with a simple reboot for whatever reason. Hopefully one of these suggestions helps you with your problem.

Could the recovery version/type have anything to do with it??
I've been using a USB otg from meenova with a 16gb card, works fine with twrp 2.6.3.1 and 2.7.0.0.
Using gen 1 nexus 7.
Sent from my Nexus 7 using xda app-developers app

Related

mSD not recognized by ICS, works fine in recovery & on PC

Hey guys, I'm kind of desperate right now because I can't get my SD card to work.
After having flashed the latest nexushd2 ics version everything worked fine untill i rebooted.
Now my phone won't recognize any SD cards (tested 2 16gb models, one class2 and one class4) under ICS.
In recovery or when I connect it to my PC it works fine but not after booting to ICs.
I reformatted them and did also do reflash the Rom but recognizing SD cards won't be working anymore, so I hope you might have an idea how i could solve this problem.
Sent from my Nexus 7 using xda app-developers app
*edit: I was using Link2sd for moving my appds to my SD card so maybe it could have been this program which caused the problems.
*edit2: problem solved, accidently set the fat32 to logical instead of primary by not changing the default value in Minitools (on both sd cards, how stupid^^)

Stickmount and microsd

Weird stuff happening with my N7.
ROOTED unlocked and with stickmount, when mount mymicro sd adapter(one of those tiny adapters) ont my otg cable with a 32gb microsdhc stickmount detects something for a few seconds then shutdown.
Weird thing is if i use my ocz flash key it works fine, then after that is mounted if i switch over to the previoulsly mentioned microsd it works fine also., that is until reboot.
Any ideas?
Sent from my Nexus 7 using xda app-developers app

[Q] Unable to copy files to 32gb or 64gb microSD card with USB OTG cable

I am having issues with the following setup on my Nexus 7. I have the eForCity Micro USB OTG to USB 2.0 Adapter and the elago Mobile Nano I USB 2.0 microSDHC Flash Memory Card Reader. I have tried two microSD cards, one 32gb and one 64gb and I am unable to copy files to the card using both Root Explorer and ES File Explorer. It says that the copy failed. I have tried formatting the as exFat, NTFS and FAT32 and no luck. Anyone out there experience this?
Thank you in advance,
BD6675
You're missing a piece of the puzzle. If rooted, you should install Stickmount, which mounts external storage using the OTG Usb cable. I use it to read/write and stream media from a 32Gb microsd card using FAT32. Some custom kernels or roms natively support mounting, but I'm just stock, rooted, 4.2.1.
Groid said:
You're missing a piece of the puzzle. If rooted, you should install Stickmount, which mounts external storage using the OTG Usb cable. I use it to read/write and stream media from a 32Gb microsd card using FAT32. Some custom kernels or roms natively support mounting, but I'm just stock, rooted, 4.2.1.
Click to expand...
Click to collapse
Thank you for your reply. Sorry, I forgot to mention that I am rooted and I was already using Stickmount. I am able to mount both the 32gb and 64gb cards and see the content on them and access the content on them but I can not copy anything to either card when connected to the Nexus 7. Any other things I can try?
It appears that I need to have the card formatted to FAT32 in order to be able to copy to the card from the Nexus 7. Does this sound correct or is there a way to get the card formatted to NTFS or exFAT?
Some custom kernels and custom roms support NTFS, but I'm just using FAT32 which works perfectly unless you need support for files over 4Gb. Easiest way to get it to work is to just format your storage with FAT32.
Groid said:
Some custom kernels and custom roms support NTFS, but I'm just using FAT32 which works perfectly unless you need support for files over 4Gb. Easiest way to get it to work is to just format your storage with FAT32.
Click to expand...
Click to collapse
Yeah, that should suit me just fine. Thank you for your response.
bd6675 said:
It appears that I need to have the card formatted to FAT32 in order to be able to copy to the card from the Nexus 7. Does this sound correct or is there a way to get the card formatted to NTFS or exFAT?
Click to expand...
Click to collapse
this is correct. android reads, but doesn't support writing to NTFS or exFAT natively. some kernels add ntfs-g, which does give you write access, but it's buggy at best.

[Q] usb port not detected nor will connect to windows

Hi
Have a 2012 Nexus 7. Was rooted and had stickmount on it. OTA 4.3 update came and installed. Unit appears to operate ok afterwards, except the usb port. The usb port will charge. It is not detected by windows. It will not connect to windows.
My guess is that the internal driver for the usb is corrupted, either by the update or stickmount.
Is it possible to
download the update
put it on internal storage
re-install it?
Thanks
Yes. Download firmware directly to nexus then install it. For usb use nexus media importer is better than stickmount
I'm not sure why you think NMI is better than Stickmount. Stickmount is free and I can read/write/stream to and from thumbdrives, sd and microsd cards, my wd 750Gb external hd and it supports fat, fat32, ntfs and exfat. Even if NMI has these capabilities, you still have to pay for it.

[Q] Attaching external hard drive to yureka

I am going to buy a yureka hopefully tomorrow. But I wanted to know whether anyone possessing this device has tried attaching a NTFS formatted external hard drive say of 1 TB size to yureka successfully with R/W permissions. I know mounting NTFS would require root access but just in case if anyone has rooted already and has checked please let me know. Thanks in advance.
Its Not Possible Thats what i heard.
I heard that its not possible. in some forums. I have a yu let me try and reply u later.
Thanks. Will wait for your reply as I haven't got mine yet. Tired of the flash sale!!!
Sent from my GT-S5360 using XDA Free mobile app
You will have to root it. Its wasn't possible on some other phone's as well but after rooting and flashing custom kernel it was possible.
So you need root and custom kernel which supports ntfs
Ntfs is supported. I am using ntfs formated class 10 32gb card in it. Also pd can be mounted. But not hdd as external power will be needed.
Sudeep Duhoon said:
Ntfs is supported. I am using ntfs formated class 10 32gb card in it. Also pd can be mounted. But not hdd as external power will be needed.
Click to expand...
Click to collapse
no mobile can detect 1tb external hdd if it doesn't have it own power.
I am sure Yureka won't be the first one that does.
So did anybody tried till now, coz i have seagate 1tb external. Tell me the method to do it.
No it won't support external HDD as they require power. It will support microsd cards. Its a great phone. But its not the first phone to support an external hdd

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