Galaxy tab 4 7.0 Otg? - Galaxy Tab 4 Q&A, Help & Troubleshooting

Hi guys.
This is my first post, so forgive me if I make a wrong category.
I rooted my galaxy tab 4 sm-t230.
and would like to do to support usb otg, you know what I should do?
Should I change kernel?
Thanks

stratos789 said:
Hi guys.
This is my first post, so forgive me if I make a wrong category.
I rooted my galaxy tab 4 sm-t230.
and would like to do to support usb otg, you know what I should do?
Should I change kernel?
Thanks
Click to expand...
Click to collapse
Fairly certain that I've read OTG isn't supported because of the hardware limitation.

On SM-T230NT works fine. It's a feature. On others version of Tab 4 I don't know.

riclixo said:
On SM-T230NT works fine. It's a feature. On others version of Tab 4 I don't know.
Click to expand...
Click to collapse
I think the NT has a Qualcomm chipset which allows for OTG, and some other models do as well. Unfortunately, AFAIK, since the SM-T230 and SM-T230NU have a Marvell chipset, they cannot have OTG implemented

It works fine in SM-T235

I think it's strange because according to the docs about the PXA1088 marvel chipset, it should allow usb host.

DUHAlgerianSkills said:
It works fine in SM-T235
Click to expand...
Click to collapse
out of the box with stock kernel ? what build ?

interstellar22 said:
out of the box with stock kernel ? what build ?
Click to expand...
Click to collapse
nothing changed , out of the box . hard drive and usb drive and mouse are the things i tested and it worked . cool , right ?

DUHAlgerianSkills said:
nothing changed , out of the box . hard drive and usb drive and mouse are the things i tested and it worked . cool , right ?
Click to expand...
Click to collapse
yeah
i have to get a hub which also has charging and some cables
The hdd is externally powered + usb2/3 enclosed ?
Have you ever tryed running a usb-nic adapter for rj45 Fast / Ethernet ?

[/COLOR]
interstellar22 said:
yeah
i have to get a hub which also has charging and some cables
The hdd is externally powered + usb2/3 enclosed ?
Have you ever tryed running a usb-nic adapter for rj45 Fast / Ethernet ?
Click to expand...
Click to collapse
i am just using a cable with micro usb in side to put on tablet and an usb porton the other side cheap and easy to transport

Related

[Q] android usb host mode

how do we know whether or not our phone is capable of usb host mode?
i have a mytouch 4g, but i'm not a coder so i don't know how to... can someone help?
No android phone can be a usb host.
sitlet said:
No android phone can be a usb host.
Click to expand...
Click to collapse
http://sven.killig.de/android/N1/2.2/usb_host/
http://forum.xda-developers.com/showthread.php?t=794643
http://forum.xda-developers.com/showthread.php?t=702742
I saw a video recently showing an android device running in hostmode which was connected up to a hub with memory sticks, usb to dvi adapters, keyboards, etc....
Cant for the life of me find it again but it can be done apparently. No idea how the guy managed it but he did.
http://www.androidguys.com/2010/06/07/nexus-usb-host-driver-developed-android-geek/ found it...
Sc0pEz said:
http://www.androidguys.com/2010/06/07/nexus-usb-host-driver-developed-android-geek/ found it...
Click to expand...
Click to collapse
sven killig's mod is for nexus one, yea i saw that b4 XD he also has a vid of him with tv usb
http://www.youtube.com/watch?v=2bkDLXzvlSo

OTG Support

While i was thinking is it possible to make OTG work on Touch Pro 2?
Any Software or ROM or Kernel updates will do?
You mean like USB Host Mode?
I don't think anyone looked into it. Android or WinMo...
arrrghhh said:
You mean like USB Host Mode?
I don't think anyone looked into it. Android or WinMo...
Click to expand...
Click to collapse
Yeah , that is whats making me ask it, it would be awesome if that Hapenned., by the way is it Possible?
nikhil.pgm said:
Yeah , that is whats making me ask it, it would be awesome if that Hapenned., by the way is it Possible?
Click to expand...
Click to collapse
(Almost) anything is possible with enough time and determination...
Has it been done already? Not to my knowledge.
'Theoretically' you should be able to get this working. Like Arrrghhh said, anything is possible. I did get a usb otg cable for the rhodium (well, not FOR the rhodium, but 'theoretically' it should work) and found that this function is supported in the specs for our processor chip.
There are drivers and a pretty good source of information here: http://forum.xda-developers.com/showthread.php?t=480899
I never advanced past the point of realizing that while our phone 'probably' has the hardware to receive input from usb devices it cannot provide them with power to function. You seem to need to use an externally powered usb hub for those drivers to do you any good, and there really isn't anything On-The-Go about carrying around a usb hub and its power adapter! So it was at that point that I gave up. But, there is probably all the information you need in the thread I posted above to get you started.
Please post your findings if you have success/failure
Caldair said:
'Theoretically' you should be able to get this working. Like Arrrghhh said, anything is possible. I did get a usb otg cable for the rhodium (well, not FOR the rhodium, but 'theoretically' it should work) and found that this function is supported in the specs for our processor chip.
There are drivers and a pretty good source of information here: http://forum.xda-developers.com/showthread.php?t=480899
I never advanced past the point of realizing that while our phone 'probably' has the hardware to receive input from usb devices it cannot provide them with power to function. You seem to need to use an externally powered usb hub for those drivers to do you any good, and there really isn't anything On-The-Go about carrying around a usb hub and its power adapter! So it was at that point that I gave up. But, there is probably all the information you need in the thread I posted above to get you started.
Please post your findings if you have success/failure
Click to expand...
Click to collapse
Surely i would, leme work on that!
does the Froyo Build support OTG?
nikhil.pgm said:
Surely i would, leme work on that!
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1250199&highlight=7
its said that OTG isnt working in the Build
So does Android generally support OTG without any software support?
Can i get OTG support by just running in Android? ICS or CM or GB or Froyo?
[i m working on the Win6.5 OTG, ordered Host cable, waiting for it to arrive..]
nikhil.pgm said:
http://forum.xda-developers.com/showthread.php?t=1250199&highlight=7
its said that OTG isnt working in the Build
So does Android generally support OTG without any software support?
Can i get OTG support by just running in Android? ICS or CM or GB or Froyo?
[i m working on the Win6.5 OTG, ordered Host cable, waiting for it to arrive..]
Click to expand...
Click to collapse
That thread isn't talking about host mode, that thread is talking about transferring files via USB mass storage mode....
At any rate, I'm pretty sure the software simply supports it. Getting the hardware to talk properly is the hard part (again, as far as I understand it...)
arrrghhh said:
That thread isn't talking about host mode, that thread is talking about transferring files via USB mass storage mode....
At any rate, I'm pretty sure the software simply supports it. Getting the hardware to talk properly is the hard part (again, as far as I understand it...)
Click to expand...
Click to collapse
i got the Female cable, but it never took the flash drive, dont know why? Tried Zeno's Drivers and Also Leo's too but its not working out, does it require an external power supply?
any one got it working ever?
nikhil.pgm said:
i got the Female cable, but it never took the flash drive, dont know why? Tried Zeno's Drivers and Also Leo's too but its not working out, does it require an external power supply?
any one got it working ever?
Click to expand...
Click to collapse
No one ever got it working, I thought I made that perfectly clear...
I'm not sure what you need, again there's probably quite a bit of legwork that you'll need to do in order for it to talk on our devices. I don't think you can just "use" the LEO drivers in this case - however, adapting them might be a good place to start.
nikhil.pgm said:
i got the Female cable, but it never took the flash drive, dont know why? Tried Zeno's Drivers and Also Leo's too but its not working out, does it require an external power supply?
any one got it working ever?
Click to expand...
Click to collapse
I thought I read somewhere that the TP2 can not provide power. You had to use a powered usb hub + device to have a chance at getting it working.
The downside being that you had all this stuff to haul around if you wanted to use an OTG cable.

[Important] USB OTG / USB2Go - host mode for Nexus 4?

View the last 2 pages for good information, ATM USB OTG DOES NOT WORK, but maybe (or propably) it is a software issue, which can be resolved...
View last pages
=============================================================
I think the last Nexus devices were able to host USB drives such as usb sticks etc., so do you think that it will be possible with this one?
16gb would be more than enough for me if I only use it for rom, apps, pictures and music but 720p movies won't have enough place (maybe just 1 or 2).
Is USB host mode maybe available for nearly every device (maybe only after another kernel)?
And I read somewhere that it is possible to host usb drives with "Nexus Media Importer", but it is also possible to access them via ES File Explorer for example or maybe even with Play Movies / Play Music?
At the moment I use HTC Desire (smaller movies at ~1gbyte), slowly it's time for an upgrade and this would be a must-have for me otherwise I won't buy it atm...
Maybe with USB OTG I could buy only 8gb, that would be really nice because 50€ (65USD) for 8gb is really expensive :/
Thanks for (hopefully incoming) answers
+1
Planned to ask the same, but you opened a topic already
Also with this if anyone knows. Can you access a OTG source from a recovery like CWM or TWRP? That would make the 16GB meaningless.
Yes the Nexus 4 supports usb OTG (and you probably won't need a custom kernel for this)
Yes you can use ESFile explorer and run everything from your hard drive
I think latest TWRP offer OTG support but I'll probably never use it since you may "brick" your phone if the flash fail and not sure if otg is perfectly stable...
Xmalek said:
Yes the Nexus 4 supports usb OTG (and you probably won't need a custom kernel for this)
Yes you can use ESFile explorer and run everything from your hard drive
Click to expand...
Click to collapse
Thanks for the answer :good:
Is the USB drive automatically mounted?
And is the media on it displayed in medi player apps like Music or MX Player or do I have to click on each single file with ES file explorer to play it?
Xmalek said:
Yes the Nexus 4 supports usb OTG (and you probably won't need a custom kernel for this).
Click to expand...
Click to collapse
Where have you got this information?? I can say out the box OTG is not working. Anyone have any ideas yet?
Would it be possible to have a Nexus 4 case with a microSD slot that connected via USB OTG?
For me an attached normal USB Flash Drive (8GB) did not work. Even the light of the flash drive did not a single blink.
I am not sure if the Nexus 4 provides Voltage for usb devices.
Just to confirm, the Nexus 4 does not support USB OTG out of the box. Just tested it myself - works fine on the missus' Galaxy S2, but not on my Nexus 4.
I'm fairly certain that you still need to be rooted for it to work properly, as with the Nexus 7.
There's an app called "nexus media importer" on the play store for otg
Sent from my T-Mobile myTouch 4G
0.0 said:
There's an app called "nexus media importer" on the play store for otg
Click to expand...
Click to collapse
It is listed as "not compatible with the device"
definitely does not work
i've read/heard somewhere that not all usb otg dongles are the same. some work better than others? i ordered a cheap 5 pin on ebay. don't have n4 or the dongle yet to test.
guest_2011 said:
i've read/heard somewhere that not all usb otg dongles are the same. some work better than others? i ordered a cheap 5 pin on ebay. don't have n4 or the dongle yet to test.
Click to expand...
Click to collapse
i'm using an OTG cable and usb stick that work with GNex and N7
n7of9 said:
i'm using an OTG cable and usb stick that work with GNex and N7
Click to expand...
Click to collapse
then it's a deal breaker for me :crying:
guest_2011 said:
then it's a deal breaker for me :crying:
Click to expand...
Click to collapse
they'll get it working :fingers-crossed:
Has anyone tried stick mount (needs root)?
Sent from my cm_tenderloin using Tapatalk
jimmyz said:
Has anyone tried stick mount (needs root)?
Sent from my cm_tenderloin using Tapatalk
Click to expand...
Click to collapse
Yup - No luck
There's a shread of light that OTG works with the N4 rooted?
Hope it does cause if not...not buying it.

Xbox One Controller - Bluetooth Connection Possible?

Hi everyone,
Was wondering if anyone was using their axon 7 with a wireless xbox one S controller over bluetooth, have you had issues connecting? Since apparently, the controller won't work when connected through an USB OTG cable...
Thanks,
TimoVerbrugghe said:
Hi everyone,
Was wondering if anyone was using their axon 7 with a wireless xbox one S controller over bluetooth, have you had issues connecting? Since apparently, the controller won't work when connected through an USB OTG cable...
Thanks,
Click to expand...
Click to collapse
I tested a PS4 controller via bluetooth and it worked, so maybe the xbone controller will? Can't you try?
​
Choose an username... said:
I tested a PS4 controller via bluetooth and it worked, so maybe the xbone controller will? Can't you try?
Click to expand...
Click to collapse
I'm asking because I want to buy, so cannot try myself. But have already heard from other source that bluetooth connection is not possible on the phone due to microsoft firmware upgrade...
get a gamesir g4s
Flaîm said:
get a gamesir g4s
Click to expand...
Click to collapse
I know that exists, but I'd rather not buy something else, if I already have enough controllers at home.
Non Xone controller is not bluetooth. You need a specific adapter.
Znuf said:
Non Xone controller is not bluetooth. You need a specific adapter.
Click to expand...
Click to collapse
The Xbox One S Controller does support bluetooth, but apparently only for select android devices.
I'm now looking into the possibility of connecting it through an OTG adapter, see my other thread.
Works Axon 2017 China, Stock Axon Rom
TimoVerbrugghe said:
Hi everyone,
Was wondering if anyone was using their axon 7 with a wireless xbox one S controller over bluetooth, have you had issues connecting? Since apparently, the controller won't work when connected through an USB OTG cable...
Thanks,
Click to expand...
Click to collapse
Yeah Xbox One S works via Bluetooth.
On connecting via otg, my phone crashes and reboots.
Ravi2078 said:
Yeah Xbox One S works via Bluetooth.
On connecting via otg, my phone crashes and reboots.
Click to expand...
Click to collapse
It might reboot because the controller attempts to charge from the phone. You should try with a powered OTG.
Choose an username... said:
It might reboot because the controller attempts to charge from the phone. You should try with a powered OTG.
Click to expand...
Click to collapse
Hi,
Otg works fine with external HDD.
I will check kernel logs and verify.
Thanks
Ravi2078 said:
Hi,
Otg works fine with external HDD.
I will check kernel logs and verify.
Thanks
Click to expand...
Click to collapse
I'm curious, how much current does the HDD draw? Most full-size HDDs draw 5V 1A, don't know about 3.5 inchers but I've seen some with only one USB2.0 connector (500mA)
Choose an username... said:
I'm curious, how much current does the HDD draw? Most full-size HDDs draw 5V 1A, don't know about 3.5 inchers but I've seen some with only one USB2.0 connector (500mA)
Click to expand...
Click to collapse
And yes, you would be correct ~1A, 5V.
But I can't seem to find powered USB C otg, in my country (cheaply )
Also I have put non chargeable Alkaline batteries in my controller.
Strange.
Additional Query -
Does USB C multi port adapter ala MacBook work with Axon 7?
Ravi2078 said:
Yeah Xbox One S works via Bluetooth.
On connecting via otg, my phone crashes and reboots.
Click to expand...
Click to collapse
Woah seriously? Because you're the first one I've found across XDA, Discord & Reddit that says that Xbox One S Bluetooth connection works... Are you running the latest Xbox One S Controller firmware? Also, which android version & rom are you working with?
Ravi2078 said:
And yes, you would be correct ~1A, 5V.
But I can't seem to find powered USB C otg, in my country (cheaply )
Also I have put non chargeable Alkaline batteries in my controller.
Strange.
Click to expand...
Click to collapse
Also, it's already confirmed that the Xbox One S controller only draws 500 mAh max from a usb port (see aida64 screenshot), so I've always found it to be pretty weird that the Axon 7 reboots on connect due to power draw...
TimoVerbrugghe said:
Woah seriously? Because you're the first one I've found across XDA, Discord & Reddit that says that Xbox One S Bluetooth connection works... Are you running the latest Xbox One S Controller firmware? Also, which android version & rom are you working with?
Also, it's already confirmed that the Xbox One S controller only draws 500 mAh max from a usb port (see aida64 screenshot), so I've always found it to be pretty weird that the Axon 7 reboots on connect due to power draw...
Click to expand...
Click to collapse
Xbox one S updated with windows 10 anniversary edition. Maybe the latest version.
I have 3 different android devices on android Nougat 7.1, working with all of them.
1. Axon 7 2017 Chinese, 4gb 128gb - stock zte rom - ZTE_A2017V1.1.0B16
2. Xiaomi mi pad - LineageOS 14.1
3. Nvidia Shield TV - Shield Experience Upgrade 5.2
And buttons are mapped correctly too. I have played some games and ppsspp with it.
Ravi2078 said:
Xbox one S updated with windows 10 anniversary edition. Maybe the latest version.
Click to expand...
Click to collapse
Do you remember updating your controller's firmware either through the Xbox accessories app or on the actual Xbox One Console?
Thanks in advance for responding btw .
TimoVerbrugghe said:
Do you remember updating your controller's firmware either through the Xbox accessories app or on the actual Xbox One Console?
Thanks in advance for responding btw .
Click to expand...
Click to collapse
Yes I have updated using Xbox app on windows 10 anniversary edition.
Ravi2078 said:
Yes I have updated using Xbox app on windows 10 anniversary edition.
Click to expand...
Click to collapse
Well, I'll be damned... Allright! I'm still waiting on confirmation using an otg cable in my other thread, but this already sounds hopeful! Thanks for your quick responses!
Choose an username... said:
It might reboot because the controller attempts to charge from the phone. You should try with a powered OTG.
Click to expand...
Click to collapse
Hi,
I tried taking kmsg(kernel log) when connecting xbox one s controller to Axon 7.
But I was unable to.
There is no /proc/last_kmsg
And bugreport is not being collected for reboot.
And I cant access /data/tombstones
Additionally dmesg in non blocking on android. So cant take kernel logs when the system reboots.
Any suggestions?
Ravi2078 said:
Hi,
I tried taking kmsg(kernel log) when connecting xbox one s controller to Axon 7.
But I was unable to.
There is no /proc/last_kmsg
And bugreport is not being collected for reboot.
And I cant access /data/tombstones
Additionally dmesg in non blocking on android. So cant take kernel logs when the system reboots.
Any suggestions?
Click to expand...
Click to collapse
Normally, the phone does not reboot anymore if you have a nougat rom installed, when you connect the controller. Or at least, that's what's mentioned in this thread.
I don't know if you're on a nougat rom or not...
TimoVerbrugghe said:
Normally, the phone does not reboot anymore if you have a nougat rom installed, when you connect the controller. Or at least, that's what's mentioned in this thread.
I don't know if you're on a nougat rom or not...
Click to expand...
Click to collapse
Hi,
I am on Nougat Rom, as mentioned previously.
Initial support for wired xbox one (S) controller was added to xpad kernel driver in linux kernel 3.17.
Chinese Axon 7 Nougat B16 has kernel version 3.18.31 (dunno about USA or Euro versions),
So I theorize that restarts are being caused by kernel panic due to driver problems, but I am unable to check.
I any case xbox one S controller wired OTG is not possible without custom kernel(maybe?) on last years devices, as most of them are on 3.10.
Maybe wait for Google Pixel ).
Regards,
Ravi

Gamepad / Controller

Hey,
I have a Logitech rumblepad and when I connect it to the mobile via OTG.. it doesn't work in the mobile (and it also doesn't show any notification).. How can I make it work?
Rom: 12.0.3 xiaomi.eu
Rooted.
Amr Pilot said:
Hey,
I have a Logitech rumblepad and when I connect it to the mobile via OTG.. it doesn't work in the mobile (and it also doesn't show any notification).. How can I make it work?
Rom: 12.0.3 xiaomi.eu
Rooted.
Click to expand...
Click to collapse
I would try another OTG adapter. Those are finnicky and sometimes they don't work and you have to use another model. Just buy the top one on Amazon.
svetius said:
I would try another OTG adapter. Those are finnicky and sometimes they don't work and you have to use another model. Just buy the top one on Amazon.
Click to expand...
Click to collapse
The OTG is working fine.. I can turn on the LED in the controller so I can see that the problem is with the device itself.. Also I tried to use a keyboard and it worked fine.. So the OTG has no problems
Anyone?
Amr Pilot said:
Anyone?
Click to expand...
Click to collapse
Test this magisk module. Maybe it work
joke19 said:
Test this magisk module. Maybe it work
Click to expand...
Click to collapse
Already tried it but sadly no luck
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