USB audio on the Moto G? - Moto G Q&A, Help & Troubleshooting

I already found out, that the Moto G supports USB OTG, but would it support USB DAC's (digital-analog audio converter) ? If any Moto G owner owns a USB Dac or atleast something compareable like a USB headset or USB headphones, I'd be really thankfull if you could try it out.
The dac/headset needs to be plugged into the phone using a USB OTG cable.
Thanks!
Sent from my GT-I8160 using xda app-developers app

Works!! BUT:
I hooked an USB-OTG to Moto G, in there a Creative USB Soundcard with analog/digital output. Analog didn't work (must be the soundcard), but digital. I connected the digital out with a light cable to my RME environment and I could hear the music but with wrong frequency and crackled - but it works
Moto G has enough power to let the soundcard work.
[edit]
Hooked another soundcard in, this time analog works but wrong sample frequency and oversaturated, no option to control the volume.

Wow! This phone seems to be even more incredible value than I ever thought.
The problems that you mention sound pretty weird, though. The first thing that I'd suspect is the lack of special drivers for the soundcards on the Moto g. Maybe a simple DAC that doesn't need any special drivers would work better.
In fact, stock androids rarely work with any USB audio devices. But there's a app that includes special drivers and makes most USB-OTG enabled droids work with USB audio devices. You can the trial version (link in the description of the app) of it if you like:
https://play.google.com/store/apps/...=organic&utm_term=usb+audio+recorder+pro+demo
Be aware that the trial only works for 15 minutes and it doesn't play the usual audio formats. ( .flac works) If you try it, you should put a flac on the phone before installing the app.
Oh, and who knows how well this might work when CM and KitKat arrive!
Thanks a lot for your help.
Sent from my GT-I8160 using xda app-developers app

With the app it works, without stuttering and you can control the output volume, although there was an error warning at startup regarding main volume
I tried to record something, but hadn't enough time. First try was unsuccessful unfortunately.

shaftenberg said:
With the app it works, without stuttering and you can control the output volume, although there was an error warning at startup regarding main volume
I tried to record something, but hadn't enough time. First try was unsuccessful unfortunately.
Click to expand...
Click to collapse
Well, that's nice to hear. Maybe some Custom ROMs (Cyanogenmod in particular) will have better support for this without the app.
Anyway, I think I'm going to get this phone (Christmas is coming ). Usb audio support (atleast with the app) is crucial for me, so thanks for reporting that it works.:good:
One last thing though, what make and model were the two soundcards that you used for testing?

UnknownAX said:
One last thing though, what make and model were the two soundcards that you used for testing?
Click to expand...
Click to collapse
First a cheap Creative USB Soundcard, second a DJ-Audio-Player from EKS (www.eks.fi) which has its own soundcard per player.

Could you test this on the faux kernel that your running atm, Shaftenberg?
Most people who have tried it on the stock ROM have experienced the same glitches that you mentioned in your first post. On the other hand, there's also one report of it working fine, with the Google music player. The DAC is probably the biggest factor.
Anyway, I'm just waiting for the 16gb version to be available....

I tried 2 DACs. One was a CEntrance DACport LX flashed with the iPad firmware, and the other was a cheap off-brand thing (ELE EL-D01 on eBay). Both of them "worked", but I encountered the same issue with each: I tested both by playing a Youtube video, and the audio was not playing back at the proper sampling rate. The audio was slightly slowed down... as a result, pitches were slightly lower, and the audio lagged behind the video pretty significantly. If I had to guess, the audio was 48kHz, and Android was trying to play it back at 44.1kHz without resampling it first.
Why it was doing this, I have no idea: on a Nexus 4 running stock Jellybean with jacknorris' patch (which, AFAIK, doesn't pay attention to sampling rates but just assumes Android will handle that properly elsewhere), this works perfectly. However, it was fascinating/encouraging to see this work at all on the Moto G: it means that with stock firmware, not only does OTG/USB host mode work, and not only does the kernel have the stock Linux USB DAC driver compiled in, but the Android framework itself attempts to use the DAC, which is *definitely* not true with plain-jane AOSP.
One thing I was sad to see (which also seems to be true of a LOT of other Android phones that support OTG out-of-the-box) is that if I injected 5V from an external source into the USB power lines, the phone would NOT charge as long as OTG mode was engaged. Which means that, at least with the stock Moto G firmware, you can't both be in USB host most *and* be charging the battery at the same time. (Interestingly, the very first time you plug the power in, the phone says "charging", but it's quickly obvious it isn't. If you unplug and re-plug the power in after that, it will not show the lightning symbol on the battery any longer until you reboot the phone. Normal USB chargers continue to work without the OTG cable without requiring a reboot.)
-- Nathan

nlra said:
If I had to guess, the audio was 48kHz, and Android was trying to play it back at 44.1kHz without resampling it first.
Click to expand...
Click to collapse
That makes sense to me. But what would happen if we played a 44.1kHz track? It wouldn't have to resample then, would it?
Maybe that's why there is a report of it working with google music player...maybe he just happened to try it with a 44.1kHz track?
I'm pretty sure this will/can be fixed with a ROM / Kernel. Like USB OTG charging, it's just a matter of time (I hope). Both things have already been successfully enabled on many different devices.
Thanks for the info, luckily I'm not the only one showing interest in this.

It most definitely works with my Moto G and my FiiO E17 (connected via a generic OTG cable)
Trouble is, although it ALMOST worked, I got sporadic but impossible to listen to skipping/stuttering when using Poweramp or the native Google player app.
I finally found an app made by the same people who do the USB Audio Recorder Pro as mentioned by the poster, called USB Audio Player Pro (can't post the link, being a new poster, but a quick search for "USB audio player" gets to it)
...it costs over 5 pounds, and to be frank it is not the world's prettiest or richly featured player, but it certainly works and the output sound is great.
Anyway, just posting to let you know that it works, at least with my Fiio E17.

So here's some good news: after applying the official KitKat 4.4.2 OTA, OTG still works, USB DAC support still exists, and now it even works properly, at least for me! No more strange audio sampling issues: I could attach either one of my DACs and play the same Youtube clip without any difficulty! Audio was perfectly in-sync with the video.
-- Nathan

Did anyone manage to get USB audio to work with the Moto G play edition?

Has anybody found a way to enable OTG and charging at the same time? I genuinely enjoy listening to Moto G + FiiO E17 but it leaves me with low battery on the way home which is rather frustrating and makes me to swap charger/DAC during the day.
I don't mind putting unofficial ROM in as long as it doesn't require hardware mods.

jjacks said:
Has anybody found a way to enable OTG and charging at the same time? I genuinely enjoy listening to Moto G + FiiO E17 but it leaves me with low battery on the way home which is rather frustrating and makes me to swap charger/DAC during the day.
I don't mind putting unofficial ROM in as long as it doesn't require hardware mods.
Click to expand...
Click to collapse
I have taken ziddey's USB OTG kernel patch for the Nexus 4, which allows both for charging as well as USB OTG mode without an actual OTG cable, and I have compiled a new kernel for the stock Moto G 4.4.2 ROM, and it works great! The only thing is that you have to use a non-OTG cable...if it detects the OTG cable it will shut off the charging. So you will need a USB Y cable to inject a 5V power source to both your DAC and phone, and plug the phone into the Y cable using a standard micro-USB cable instead of an OTG cable.
If people are interested in this kernel, I can post it. You will need to unlock your bootloader to flash it.
-- Nathan

That is interesting. I would be happy to flash it. Is it safe operation? I flashed multiple windows mobile / windows phone devices but no experience with Android mods yet. Any downsides of custom kernel?

jjacks said:
That is interesting. I would be happy to flash it. Is it safe operation? I flashed multiple windows mobile / windows phone devices but no experience with Android mods yet. Any downsides of custom kernel?
Click to expand...
Click to collapse
You should read some of the other threads on how to unlock your Moto G bootloader and how to flash stock ROMs back, at the very least, before applying mine. I can't educate you on these matters here and there are other threads more appropriate for those discussions. Then take that knowledge and apply it to this. In this case, as long as you are using a stock Motorola ROM already (and not a GPE ROM!), you only need to flash one component: the kernel.
This kernel is completely identical to the stock Motorola kernel in every way except that it has ziddey's patch applied. So the only downsides would be:
1) because you have to unlock the bootloader, if you live in the U.S. at least, Motorola can legally void your hardware warranty, even if you have a hardware failure that cannot be linked to your unlocking of the bootloader. (Other countries' laws are different and Motorola may not be legally allowed to void warranties for bootloader unlocks where you are at.)
2) If an OTA update is pushed to your phone, I believe the kernel will be replaced with a stock one again, and this will stop working. Either that, or because you are running a custom kernel or an unlocked bootloader, perhaps OTAs won't be pushed to your phone, or if they are, they might not install. I have not tested this or read up on this myself as I generally detest OTA updates outside of my control, and prefer to flash my devices myself on my terms when I'm ready to do so.
You can read about ziddey's USB OTG patches that he developed (with the help/inspiration of CaptainMuon) here: http://forum.xda-developers.com/nexus-4/orig-development/usb-otg-externally-powered-usb-otg-t2181820
The only real difference between how this works on the Nexus 4 and how this works on the Moto G is that, as I explained previously, on the Moto G, there is something in hardware that prevents the phone from accepting a charge if it detects that you are using an OTG micro-USB cable, whereas the Nexus 4 doesn't care if you use an OTG cable or not because pin 5 on the Nexus 4 is not actually wired to anything internally. On the Moto G, there is even a slight cosmetic quirk: if you try to inject 5V power to the phone through an OTG cable, the first time that you plug it in after a fresh reboot, it will say that it is charging after you plug the cable in, but it actually isn't (battery will continue to deplete). And if you unplug the cable and plug it back in, it will no longer show the "charging" symbol, until you reboot the phone again. If you plug in a regular micro-USB cable, though, it will both show charging as well as actually take a charge.
Another thing to be aware of is that there are two different releases of KitKat 4.4.2 that Motorola has released for the G (they released an updated 4.4.2 ROM that fixed a couple of bugs after its initial release), but as far as I can tell, they have so far only released the kernel sources for the original 4.4.2 ROM and not the updated one. So I have only managed to build a kernel for the original 4.4.2 update for the Moto G. I have not tested this, but it's *possible* that this kernel will work just fine with the later 4.4.2 ROM. You are welcome to try it; you won't harm your phone by doing so and can always flash the factory kernel back if it doesn't work or has problems. This kernel likely won't work with any 3rd-party ROMs or with the Google Play Edition ROM (which doesn't support USB DACs anyway, sooo no point in using that one, at least if you care about USB audio which you obviously do). Motorola has not released any kernel sources for 4.4.3 or 4.4.4 yet either, so you should stick with 4.4.2 for now. If this kernel does not work with the later 4.4.2 release, then you should be able to downgrade your system image to the older 4.4.2 ROM and use this kernel with that.
The two 4.4.2 releases on the Moto G (excluding the GPE ROM) are marked by their kernel versions. The first 4.4.2 kernel is versioned as KXB20.9-1.8-1.4, and corresponds to the U.S. retail 172.44.4 ROM version, among others internationally. The second 4.4.2 kernel is versioned as KXB20.9-1.10-1.24-1.1, and corresponds to the U.S. retail 174.44.1 ROM version, among others internationally. It is the source for the first kernel that I have access to.
You may download my kernel from here: http://www.nconx.com/~nathan/motog/boot_motog_KXB20.9-1.8-1.4_OTG_charge.img
After you have unlocked the bootloader via Motorola's site and mfastboot, enter Fastboot mode on your phone again, and then flash the kernel to the phone with mfastboot (the Motorola version of fastboot) the same way that you would flash a stock Motorola kernel (see this post, step 3b: http://forum.xda-developers.com/showthread.php?t=2542219), but substituting in the file name of my kernel instead:
Code:
mfastboot flash boot boot_motog_KXB20.9-1.8-1.4_OTG_charge.img
Reboot your phone, plug it into your DAC + 5V power source (again, using a normal micro-USB cable), and enjoy battery charging while simultaneously connected up to your external DAC.
Good luck,
-- Nathan

Great. Thanks a lot. I will give it a try when I find some spare time

My Moto G works with Creative X-FI DAC
My Moto G runs Kitkat.
OTG cable is connected between Creative X-FI Dac and Moto G. Then Creative device's optical output is fed to the Logitech speaker with optical input. Sound with this setup is much better and awesome.

My Moto G Works w/ Fiio E07K
Running Android 4.4.4
Moto G (LTE) > USB OTG cable > Fiio E07K USB Cable > Fiio E07K > headphones
:victory:

nlra said:
I have taken ziddey's USB OTG kernel patch for the Nexus 4, which allows both for charging as well as USB OTG mode without an actual OTG cable, and I have compiled a new kernel for the stock Moto G 4.4.2 ROM, and it works great! The only thing is that you have to use a non-OTG cable...if it detects the OTG cable it will shut off the charging. So you will need a USB Y cable to inject a 5V power source to both your DAC and phone, and plug the phone into the Y cable using a standard micro-USB cable instead of an OTG cable.
If people are interested in this kernel, I can post it. You will need to unlock your bootloader to flash it.
-- Nathan
Click to expand...
Click to collapse
Would you be interested in building a compatible kernel for 4.4.4? Is the source available? My Moto G is brand new pre-installed with 4.4.4. so no option to use your 4.4.2 kernel. I would really appreciate the help - I have a project that requires me to be able to charge and host simultaneously.
Also, I'm fine with flashing an alternate ROM with source available, such as CyanogenMod -- anything to get OTG + Charging working. Any advice is appreciated.
Thanks,
samwathegreat

Related

[Q] MHL to HDMI Adapter not working?

I've bought a Digitazz MHL To HDMI Adapter, but no mater which ROM I try, no matter whether I try to connect my Sensation to my laptop or my TV......nothing happens.
I don't get any notification on the phone, nothing on the TV...arghhh, the frustration.
I know the HDMI cable i'm using is fine, as links up to my freeview box ok, blu-ray player ok and my TV.
Phone is plugged in and show as charging when my phone is linked up to TV.....tried retarting phone, different Sense 3.6 Roms etc..nothing is working.
Am I not doing something, or it it prob just a case of cheap rubbish MHL to HDMI adapter I bought?
Just HTC versions of the adapter work?
any Ideas...be very much appreciated as i've tried everything.
cheers
Matt
Attached pics of the MHL to HDMI I'm using.
I used 2 types of non htc adapters, both worked.
What power supply did you connect to the adapter? I think only 1a 5v will work for mhl..
Sent from my HTC Sensation using xda premium
In some roms HDMI will not work. Look in change log it will tell you if it's working or not. Usually its written in BUGS section. Check your current Rom to see if it's supported . If I remember correctly most don't work but you need to check and see if that could be the issue.
Sent from my HTC Sensation 4G using xda premium
realsis said:
In some roms HDMI will not work. Look in change log it will tell you if it's working or not. Usually its written in BUGS section. Check your current Rom to see if it's supported . If I remember correctly most don't work but you need to check and see if that could be the issue.
Sent from my HTC Sensation 4G using xda premium
Click to expand...
Click to collapse
MHL works on all the largely adopted roms, elegancia, ARHD etc.
Also, it's more a kernel thing than a rom actually.
The OP mentioned a couple of roms were tested. perhaps it would benefit the test to add stock as well just in case?
Sent from my HTC Sensation using xda premium
I'm also struggling with MHL on my Sensation. After searching the internet, the few tips I picked up that worked for others are:
1. You need to plug in power via the extra micro-USB port on the MHL adapter. Some have said that it needs a high-current power source (1A) which the HTC charger produces. 3rd party USB chargers sometimes output a lower current which some people find causes their MHL not to work. Also, using MHL seems to drain battery pretty quick and you need a high-amp power source to keep the phone charged or prevent it from draining too quickly.
2. If it is the first time using MHL, try plugging in the MHL(USB) to the phone then rebooting the phone. This is supposed to make your phone recognize and "activate" the MHL/HDMI capability(?).
3. I also read about playing around with TV settings. For one user with a Sony Bravia TV, he had to go to the tv settings -> external inputs -> HDMI and turn off HDMI device control or something.
4. Not all Sensation ROMs support MHL, for example CyanogenMod.
In my case, I bought a 3rd party MHL adapter and it didn't work the first time even with power connected to MHL. Then after (2) above, I finally saw the HDMI logo appear on the notification bar and it worked pretty well in my first 10mins of experimenting...nice picture with sound too. Then I tried playing another video and this time there was no sound from the TV. So I unplugged and reconnected the MHL connector from my phone and ever since then I have not been able to get MHL to work I'm using ARHD 3.6.1 ROM so I'm not sure if that is the problem. Still looking for solutions...
You might want to make sure that your TV actually supports MHL as not all do. I can't see how a laptop would support it, most don't even have a HDMI input?
The most trouble I've ever had with MHL is the sound sometimes doesn't work, but just unplugging then replugging the phone cures this.
BMamba550 said:
....
In my case, I bought a 3rd party MHL adapter and it didn't work the first time even with power connected to MHL. Then after (2) above, I finally saw the HDMI logo appear on the notification bar and it worked pretty well in my first 10mins of experimenting...nice picture with sound too. Then I tried playing another video and this time there was no sound from the TV. So I unplugged and reconnected the MHL connector from my phone and ever since then I have not been able to get MHL to work I'm using ARHD 3.6.1 ROM so I'm not sure if that is the problem. Still looking for solutions...
Click to expand...
Click to collapse
I finally managed to solve my MHL problem by flashing ARHD 3.6.8 ROM...so in my case it seemed to be the ROM version that didn't work well with MHL. It mirrors my phone screen pretty well although Sensation resolution is quarter-HD so on my HD TV the picture is less sharp, but acceptable.
boomboomer said:
You might want to make sure that your TV actually supports MHL as not all do. I can't see how a laptop would support it, most don't even have a HDMI input?
The most trouble I've ever had with MHL is the sound sometimes doesn't work, but just unplugging then replugging the phone cures this.
Click to expand...
Click to collapse
I have this same problem, my adapter works and shows on my phone that it connected but my TV does not support MHL as only certain TV's actually support this standard, and oh plus that fact that my current ROM doesnt support it
My Laptop has a HDMI connection and so does my HD TV....but didn't know the TV had to support MHL....I just thought it was a case of if it's a HD TV, with HDMI connections, then it would work?
Hmmm....I'm not getting ANYTHING in my notification area on my phone either though.
Gonna try some of these suggestions and will report back.
Ps: As far as Chargers and power sources etc...all mine are HTC Genuine ones.
Thanks for help guys....will be back soon, coz i'm off to experiment..hehe:laugh:
Matt
matthew33 said:
My Laptop has a HDMI connection and so does my HD TV....but didn't know the TV had to support MHL....I just thought it was a case of if it's a HD TV, with HDMI connections, then it would work?
Hmmm....I'm not getting ANYTHING in my notification area on my phone either though.
Gonna try some of these suggestions and will report back.
Ps: As far as Chargers and power sources etc...all mine are HTC Genuine ones.
Thanks for help guys....will be back soon, coz i'm off to experiment..hehe:laugh:
Matt
Click to expand...
Click to collapse
Hope all goes well in your test's, My process was to power up the adapter first using my genuine htc charger first then plus in the HDMI cable from the adapter to the TV then plug the adapter into the phone last. If it does not show up on the phone notification bar to begin with restart your phone with it all still plugged in failing all of that then time for a new ROM and kernel probably Good luck
hoaxy32 said:
Hope all goes well in your test's, My process was to power up the adapter first using my genuine htc charger first then plus in the HDMI cable from the adapter to the TV then plug the adapter into the phone last. If it does not show up on the phone notification bar to begin with restart your phone with it all still plugged in failing all of that then time for a new ROM and kernel probably Good luck
Click to expand...
Click to collapse
Cheers for reply, but tried differerent Roms and kernels...nothing happening.
I give up.
Matt
I've got a similar problem where not matter what ICS ROM or kernel I used it wouldn't work.
(see http://forum.xda-developers.com/showpost.php?p=31797423&postcount=17)
However, in my case, it works fine with GB connected to a Sharp TV, but for some reason not ICS!
It also works fine with ICS connected to other TVs (tested on Samsung and LG) and on a PC monitor (through HDMI to DVI cable).
Just not with the Sharp TV!
Very frustrating!
hey guys, i have been trying to get this to work but all to no avail have tried the suggestions, all of the kernels i can find ect but i am just not having any luck. i am also not having any joy with usb-otg. could the 2 be linked?
Just a couple of thoughts. I've only skimmed the thread so I apologise if I'm repeating something mentioned earlier.
I can confirm that NRG's current EnergyROM which features a stock kernel and Sense 3.6 works with MHL (at the moment MHL doesn't work on any Sense 4 ROMs as far as I'm aware).
Also, I recently visited my folks and tried to show off some photos on their TV. For some reason MHL would only work on ONE of its four HDMI ports. I didn't have the time to figure out why, but there you go. Maybe those having difficulties could visit a tv shop and try plugging their phone into a variety of tvs for troubleshooting purposes.
Other things to note: On some TVs my MHL connection works at 720p and 60hz (which is good). On others it runs at 1080i at 24hz which makes for a crappy experience (jerky).
ICS ROMs have greatly improved performance when using MHL so steer clear of gingerbread.
MIUI ROMs should also support MHL (I've tried a couple).
Finally, I sometimes use a battery pack that I bought via Amazon to power the MHL connection when I'm out and about. If you decide to experiment this way, make sure you buy an external battery that has a 1 amp output per USB port.
I'm typing this with a bluetooth keyboard while my phone is connected to my tv, so it can work : ) I bought this MHL adapter: http://www.amazon.co.uk/FoneM8-MHL-Cable-microUSB-HDMI/dp/B0060Z8CYK
---------- Post added at 12:09 AM ---------- Previous post was at 12:03 AM ----------
heavy_metal_man said:
hey guys, i have been trying to get this to work but all to no avail have tried the suggestions, all of the kernels i can find ect but i am just not having any luck. i am also not having any joy with usb-otg. could the 2 be linked?
Click to expand...
Click to collapse
I've only tried USB on the go once, using a dedicated USB on the go cable for a Galaxy SII and a small externally powered four port hub in conjunction with Sebsatian FM's kernel and the most recent EnergyROM. I was able to browse a flash drive and connect a wireless keyboard and mouse. I couldn't really see the point as you can't use MHL at the same time, and you have to provide external power (unlike, for example, the Galaxy Note which will allow you to plug flash drives etc into the adapter without external power).
Ouzo said:
Just a couple of thoughts. I've only skimmed the thread so I apologise if I'm repeating something mentioned earlier.
I can confirm that NRG's current EnergyROM which features a stock kernel and Sense 3.6 works with MHL (at the moment MHL doesn't work on any Sense 4 ROMs as far as I'm aware).
Also, I recently visited my folks and tried to show off some photos on their TV. For some reason MHL would only work on ONE of its four HDMI ports. I didn't have the time to figure out why, but there you go. Maybe those having difficulties could visit a tv shop and try plugging their phone into a variety of tvs for troubleshooting purposes.
Other things to note: On some TVs my MHL connection works at 720p and 60hz (which is good). On others it runs at 1080i at 24hz which makes for a crappy experience (jerky).
ICS ROMs have greatly improved performance when using MHL so steer clear of gingerbread.
MIUI ROMs should also support MHL (I've tried a couple).
Finally, I sometimes use a battery pack that I bought via Amazon to power the MHL connection when I'm out and about. If you decide to experiment this way, make sure you buy an external battery that has a 1 amp output per USB port.
I'm typing this with a bluetooth keyboard while my phone is connected to my tv, so it can work : ) I bought this MHL adapter: http://www.amazon.co.uk/FoneM8-MHL-Cable-microUSB-HDMI/dp/B0060Z8CYK
---------- Post added at 12:09 AM ---------- Previous post was at 12:03 AM ----------
I've only tried USB on the go once, using a dedicated USB on the go cable for a Galaxy SII and a small externally powered four port hub in conjunction with Sebsatian FM's kernel and the most recent EnergyROM. I was able to browse a flash drive and connect a wireless keyboard and mouse. I couldn't really see the point as you can't use MHL at the same time, and you have to provide external power (unlike, for example, the Galaxy Note which will allow you to plug flash drives etc into the adapter without external power).
Click to expand...
Click to collapse
thank you for your chip in pal but i am still having no joy, jumped straight to the latest energy rom, installed and hooked up but no joy. i have tried both ports, rebooting with the cable in, different power sources. nothing. im beginning to think its gonna be my phone i will test this out when i get into work, as we have a hd tv there as well (allowing i get the time ) but im starting to lose hope would be so epic to be able to put my emulators onto the big screen and have goldeneye mulitlpayer matches at lunch in work
heavy_metal_man said:
thank you for your chip in pal but i am still having no joy, jumped straight to the latest energy rom, installed and hooked up but no joy. i have tried both ports, rebooting with the cable in, different power sources. nothing. im beginning to think its gonna be my phone i will test this out when i get into work, as we have a hd tv there as well (allowing i get the time ) but im starting to lose hope would be so epic to be able to put my emulators onto the big screen and have goldeneye mulitlpayer matches at lunch in work
Click to expand...
Click to collapse
That's weird. Got any mates with MHL enabled phones you can try your adapter on? I hate problems like this, they drive you mad and you end up doubting pretty much everything you've tried. Seriously though, you do realise MHL only works on the third Thursday of the month and if you wear underpants on your head, yeah? Oh, and stand on one leg ; ) Good luck.
Other than trying that different tv at work and possibly a different HDMI cable and MHL adapter, I'm not sure what else to suggest.
Ouzo said:
That's weird. Got any mates with MHL enabled phones you can try your adapter on? I hate problems like this, they drive you mad and you end up doubting pretty much everything you've tried. Seriously though, you do realise MHL only works on the third Thursday of the month and if you wear underpants on your head, yeah? Oh, and stand on one leg ; ) Good luck.
Other than trying that different tv at work and possibly a different HDMI cable and MHL adapter, I'm not sure what else to suggest.
Click to expand...
Click to collapse
its definately beginning to feel like that. my friend in work has an gs2, which i believe is mhl enabled. so tomorrow when i get into work i will try steal hm and the hdtv in work and see if i can get anywhere. at this point its either my £230 hdtv ()
my £360 phone () or my ****ty as mhl adapter from ebay /)
i guess we shall see tomorrow :/ will be gutted if its the phone. just out of interest has anyone got this going on the XE version of the sensation? as this is what i have.
still, thanks for your input bruce said that he is going to look into fixing the mhl on his CMX nightly, so if we can get this going i will be in emulator heaven
(off topic but XDA just censored me =0 automatically =O)
heavy_metal_man said:
its definately beginning to feel like that. my friend in work has an gs2, which i believe is mhl enabled. so tomorrow when i get into work i will try steal hm and the hdtv in work and see if i can get anywhere. at this point its either my £230 hdtv ()
my £360 phone () or my ****ty as mhl adapter from ebay /)
i guess we shall see tomorrow :/ will be gutted if its the phone. just out of interest has anyone got this going on the XE version of the sensation? as this is what i have.
still, thanks for your input bruce said that he is going to look into fixing the mhl on his CMX nightly, so if we can get this going i will be in emulator heaven
(off topic but XDA just censored me =0 automatically =O)
Click to expand...
Click to collapse
The SII is definitely MHL enabled (well on the stock ROM at any rate) - I hope it doesn't work so at least then it's hopefully just a £10 mhl adapter and not the phone or tv ; )
Ouzo said:
The SII is definitely MHL enabled (well on the stock ROM at any rate) - I hope it doesn't work so at least then it's hopefully just a £10 mhl adapter and not the phone or tv ; )
Click to expand...
Click to collapse
OK so apparently plugging my phone in at work counts as theft of electricity and I can get sacked for it
So I may take longer to find a HDTV and another test device :banghead:
Sent from my HTC Sensation using xda premium
heavy_metal_man said:
OK so apparently plugging my phone in at work counts as theft of electricity and I can get sacked for it
So I may take longer to find a HDTV and another test device :banghead:
Sent from my HTC Sensation using xda premium
Click to expand...
Click to collapse
LOL, you must work for the NHS or local government or something. Still, you made my girlfriend and I laugh : ) Maybe try a Currys or a Richer Sounds or something. There's bound to be someone in there with a decent smartphone, and there will be plenty of TVs to try too! If they haven't got a clue what you're on about, you might just educate them a bit ; )

[Q] USB OTG DAC / headphone amp w/ One XL

Hey, I had a good search and found a lot of general info on this but I couldn't find anything specific to our device, so here goes:
Has anyone had any luck using a USB headphones amp / DAC with their One XL via USB OTG? I'm looking specifically at the FiiO range but would love to hear of any others that have been confirmed to work. I'm hoping for a very confident "it'll probably work" before I spend $++
I'm running the latest AOKP 4.2.2 release preview (Rohan). I have got various USB peripherals working via a $5 OTG cable, including a keyboard & mouse and memory stick [StickMount didn't work but I was able to access the contents under /mnt/usbdisk just fine with ES File Explorer].
I'm happy flashing different kernels but don't really have experience manually editing linux system files.
I've read / skimmed most of this monster thread on head-fi, and the consensus seems to be that YMMV depending on the two devices, USB DAC and phone, used: http://www.head-fi.org/t/595071/android-phones-and-usb-dacs/1320
I also have a Nexus 7 that I would be far less concerned about breaking in the name of research, and I also happen to own the Logitech G930 gaming headset that some people have reported success with with Android, so I might have a crack getting that to work before I buy anything else.
Cheers!
TrancerSte said:
Hey, I had a good search and found a lot of general info on this but I couldn't find anything specific to our device, so here goes:
Has anyone had any luck using a USB headphones amp / DAC with their One XL via USB OTG? I'm looking specifically at the FiiO range but would love to hear of any others that have been confirmed to work. I'm hoping for a very confident "it'll probably work" before I spend $++
I'm running the latest AOKP 4.2.2 release preview (Rohan). I have got various USB peripherals working via a $5 OTG cable, including a keyboard & mouse and memory stick [StickMount didn't work but I was able to access the contents under /mnt/usbdisk just fine with ES File Explorer].
I'm happy flashing different kernels but don't really have experience manually editing linux system files.
I've read / skimmed most of this monster thread on head-fi, and the consensus seems to be that YMMV depending on the two devices, USB DAC and phone, used: http://www.head-fi.org/t/595071/android-phones-and-usb-dacs/1320
I also have a Nexus 7 that I would be far less concerned about breaking in the name of research, and I also happen to own the Logitech G930 gaming headset that some people have reported success with with Android, so I might have a crack getting that to work before I buy anything else.
Cheers!
Click to expand...
Click to collapse
After you skimmed some one posted a master update:
http://www.head-fi.org/t/595071/android-phones-and-usb-dacs/1785#post_9215106
I want to believe that most of the diy dacs will work because 90% use a PCM2707 to talk to the usb. Then either they use the pcm2707 internal decoder, or feed the is2 signal from the pcm2707 to a higher quality dac

[Q] Charging Nexus 9 while using OTG cable/usb hub?

As the title says, I want to charge my Nexus 9 while using a keyboard/mouse and other peripherals that I would have connected to the Nexus 9 through a USB hub. I know it is not always possible to charge through the hub, so I was thinking about something like a 'micro USB splitter" that expands the micro-USB port into 2 micro-USB ports: one for the charger that comes with the Nexus 9, and the second port for a OTG cable/usb hub/etc. Anyone have any thoughts on this?
I did read this post here for the Nexus 7 but not sure if the same is true for the Nexus 9.or if any additional options existed for the 9. Ultimately, I guess I'm wondering if it is unrealistic to expect to find something that charges the device at the same time as using a hub/OTG cable without too much modding or hassle? My device is rooted and I've flashed some mods and tweaked some things on previous devices I've had, but am by no means an expert so I would hope to keep the hacking/modding for something like this to a minimum, if possible. Plus, there's an outside chance I may return the Nexus 9 in the next week so I wouldn't want to get too crazy until I knew for sure I'd be keeping it.
I understand that a specific kernel with certain capabilities may be needed, but I'm unsure how to find out which kernel would work and if it would be compatible with stock ROM or CM12 (when it comes out). Any help would be greatly appreciated. Even if it's a pipe dream, I'd at least know not to continue to waste my time looking for a solution that doesn't exist
I tried this one a few days ago but it did not work: https://sites.google.com/site/sonicboomworld/my-projects/otg-and-charging
Maybe it's possible with the right resistor value.
Edit:
Mod for Nexus 7 - needs kernel support:
https://mehrvarz.github.io/usb-host-mode-power-management-nexus7/
Thanks for the reply - is this kernel still being supported by the dev and is it confirmed working on Nexus 9?
I don't know as i do not own a Nexus 7.
But even if he still supports this kernel it would not help much for the Nexus 9:
A kernel is very hardware specific and the OTG changing issues is even more hardware specific.
There is absolutely no chance that you can simply use the N7 kernel on the N9.
One of the amazing kernel developers (who owns a N9) here at XDA would have to look at it.
Generally I think for "OTG + charging" to work the USB chipset on the device has to support it and/or you have to find out how you could trick the device into enabling this mode (with a certain resistor on the USB connector and/or with a kernel modification).
The bad thing is that no device seems to support the official "USB Accessory Charger Adapter" specification. (see section "OTG micro plugs" here: https://en.wikipedia.org/wiki/USB_On-The-Go for details)
Just to give you more information, there was a nexus 7 kernel by flar2 called ElementalX which had OTG + charging support. He is working on ElementalX for Nexus 9 as well, and he said he may or may not add support for it. If you and maybe others are interested, I'm sure that it will get added upon request.
MWFD said:
As the title says, I want to charge my Nexus 9 while using a keyboard/mouse and other peripherals that I would have connected to the Nexus 9 through a USB hub. I know it is not always possible to charge through the hub, so I was thinking about something like a 'micro USB splitter" that expands the micro-USB port into 2 micro-USB ports: one for the charger that comes with the Nexus 9, and the second port for a OTG cable/usb hub/etc. Anyone have any thoughts on this?
I did read this post here for the Nexus 7 but not sure if the same is true for the Nexus 9.or if any additional options existed for the 9. Ultimately, I guess I'm wondering if it is unrealistic to expect to find something that charges the device at the same time as using a hub/OTG cable without too much modding or hassle? My device is rooted and I've flashed some mods and tweaked some things on previous devices I've had, but am by no means an expert so I would hope to keep the hacking/modding for something like this to a minimum, if possible. Plus, there's an outside chance I may return the Nexus 9 in the next week so I wouldn't want to get too crazy until I knew for sure I'd be keeping it.
I understand that a specific kernel with certain capabilities may be needed, but I'm unsure how to find out which kernel would work and if it would be compatible with stock ROM or CM12 (when it comes out). Any help would be greatly appreciated. Even if it's a pipe dream, I'd at least know not to continue to waste my time looking for a solution that doesn't exist
Click to expand...
Click to collapse
The company I work for is developing a OTG cable that does exactly that: lets you charge your phone/tablet while using a USB peripheral.
We are testing it in the UK market currently, but not selling in the US at the moment. You can check it out here: http://www.amazon.co.uk/Sansys-Char...F8&qid=1417298449&sr=8-1&keywords=usb+otg+mlc
We were thinking about doing a kickstarter or indiegogo for it, but not sure the amount of interest in a niche device like this.
Can you confirm that it is working on the Nexus 9? (and/or the Nexus 5)?
If it is, I'll order one immediately. I've been looking for such a thing since I had my Galaxy S2.
lfrst05 said:
Can you confirm that it is working on the Nexus 9? (and/or the Nexus 5)?
If it is, I'll order one immediately. I've been looking for such a thing since I had my Galaxy S2.
Click to expand...
Click to collapse
I can't confirm that it will work on the Nexus 9, but my partner from China is sending me a sample so I can try it out. I have a Nexus 9 and 5 also, and they'll be the first devices I will test it on.
We've also sent a couple out to some Youtube reviewers as well, so there may be a video review on them soon.
We just put up an Amazon US listing for this cable if any of you in the states want to try it out: http://www.amazon.com/dp/B00OLKFR44/
I should have one in hand in the middle of the week to test out.
mkygod said:
We just put up an Amazon US listing for this cable if any of you in the states want to try it out: http://www.amazon.com/dp/B00OLKFR44/
I should have one in hand in the middle of the week to test out.
Click to expand...
Click to collapse
I'm really excited to get my hands on one of these! let me know if it works.
mkygod said:
I can't confirm that it will work on the Nexus 9, but my partner from China is sending me a sample so I can try it out. I have a Nexus 9 and 5 also, and they'll be the first devices I will test it on.
We've also sent a couple out to some Youtube reviewers as well, so there may be a video review on them soon.
Click to expand...
Click to collapse
Sweet, this sounds awesome, let us know if it works :fingers-crossed:
mkygod said:
We just put up an Amazon US listing for this cable if any of you in the states want to try it out: http://www.amazon.com/dp/B00OLKFR44/
I should have one in hand in the middle of the week to test out.
Click to expand...
Click to collapse
This arrived from Amazon today. Unfortunately I can't get it to work. When the micro usb is plugged into the N9 it lights up blue. At that point I'm able to mount a thumb drive, use a mouse and Playstation controller. But once the other end is plugged into a charger the light goes off and whatever is connected stops working. The N9 begins to charge at that point. If plugged into my PC, same thing.
Note: the blue light goes off when other end is plugged in regardless of if anything else is in use.
BTW, running elementalX kernel and Lollipopalooza rom.
TSman74 said:
This arrived from Amazon today. Unfortunately I can't get it to work. When the micro usb is plugged into the N9 it lights up blue. At that point I'm able to mount a thumb drive, use a mouse and Playstation controller. But once the other end is plugged into a charger the light goes off and whatever is connected stops working. The N9 begins to charge at that point. If plugged into my PC, same thing.
Note: the blue light goes off when other end is plugged in regardless of if anything else is in use.
BTW, running elementalX kernel and Lollipopalooza rom.
Click to expand...
Click to collapse
I've heard some people say in certain other situations with OTG + charge, you need to plug everything in first, then plug the OTG cable into the device. Try that and see if it works?
saadi03 said:
I've heard some people say in certain other situations with OTG + charge, you need to plug everything in first, then plug the OTG cable into the device. Try that and see if it works?
Click to expand...
Click to collapse
Gave it a shot with this method but still a no go. Tried it on my phone as well with no luck.
TSman74 said:
Gave it a shot with this method but still a no go. Tried it on my phone as well with no luck.
Click to expand...
Click to collapse
Thats a bummer, thanks for the info.
Would we happen to need a kernel that supports simultaneous charging and data transfer? I bought a usb y cable and that only allows me to use one or the other. Which sucks .
Some devices have been known to work with only modified OTG cables such as galaxy tablets and experia phones.
What would this modification be?
I finally got a chance to test out these cables. I thought my first cable was busted so I ordered a 2nd one.
I'm VERY sorry to report that this cable does NOT support USB OTG AND CHARGING AT THE SAME TIME. It is not just your device.
Apparently, there was some miscommunication between me and by business associate in China that lead me to believe that this cable would function this way but it only functions as a USB OTG OR CHARGER CABLE. Language barrier didn't help since I do not speak Chinese and he does not speak English very well. If you read the description, the functionality of this cable is not very clear and obviously written by someone with English as a second language. And also, I can see how the photos can be misleading as well. He went and listed this product on our Amazon account to sell before he even sent me a sample for me to test out and I'm kinda mad at him for doing that.
I was pretty excited at the prospect of it doing OTG and charging at the same time, but now im dismayed that this cable cannot do it. This whole thing was a waste of time to try to bring a product like this to the US that bares little benefit other than being a 2 in 1 cable that can replace a regular USB OTG cable and a Charging cable (albeit a very short charging cable). Sorry that I got your hopes up guys
I do want to clarify exactly what this cable does though: Basically all it does is switch from Charging mode to USB OTG mode depending on how you have it plugged in. If you plug the cable into the mobile device only, the blue light will turn on, letting you know that you can use the USB OTG port. However, once you plug the other end of the cable into a charger, the blue light will turn off, and the cable goes into charging mode. The USB OTG port will not work or light up again until you remove the cable from your charger.
hey there everyone, i'm trying to understand this a bit more. i have the same cable, but my understanding is that it wont work unless the kernel supports it. does anyone know if this is possible to actually fix in the Nexus 9 kernel? i really need this for a project

6.0.1 OTG USB ethernet issues

Hello,
before I begin explaining my issue, I would like to apologie for my bad english.
I sometimes like to use my phone like notebook: connect mouse and keyboard to it. Z3 have OTG capability, so it(s fine. But one thing is not: ethernet adapters after updating to 6.0.1 using this doesn't seems to work.
First of all: i've thought, that you either have OTG or not. Not just for some devices. That it works like regular USB. It seems not. I have USB 3.0 powered hub conected to OTG cable and to the hub I've connected keyboard and mouse and tried to cennect already 5 different USB 3.0 gigabit ethernet adapters. They didn't work. On Android 5.1.1 worked my (all in one) USB OTG ethernet hub (3 USB 2.0, ethernet connector, micro USB wit OTG), but it was not powered, so I decided to upgrade.
Why? Simple. Power. I do this because for few day in near future I will be without my notebook (dedicated GPU is broken, i will have new one). I've been like this already for 3 days. And if i've been using my phone with keyboard and mouse (only use, which is comfortable for long time), I've noticed that is not possible to run this on battery. So my idea was to take as much as i can from the phone: controls and internet connection, and power that externally. And in addition buy the docking station and use the dock charging port. I've did all of this. And it works like magic: phone is powered from charger. All the time you might ask, why the hell I just don't use built in WiFi. Energy. That is the reason. WiFi just eat too much: if I pull up brightness of display and actually DO something on that phone, even wit plugged in docking charger, it just drain power faster, than charger charging (measured). For some reason the dock charging give about 0,45 A, not full 1,5 or something like that. Keyboard and mouse eats about 0,3 A, with some ethernet adapter it would be about 0,5 A. SO…a lot of power.
Android is based on Linux, so I have question (and I pretty much know the answer): is there ANY way how to install drivers for ethernet adapter on Z3? I obviously have root, I know about some terminal apps. But if I google this, it gives me only how to install drivers for phone on PC. That is not very helpful. I thing that this is most likelly impossible.
So I've searched something like list of supported devices. No suprise there: no relevant results. Sony Z3 AND Android 6.0.1 AND OTG device list, is probably too specific question.
Another idea what I had is try to use USB 2.0 adapters. You see, I wanted USB 3.0 (even though Z3 have only 2.0 (I still don't get it. Why the hell?)), because they have 1 Gb networks and I could use this adapter sometimes later for different device, like super thin notebook (if I ever would need some light device for travels). Another thing is the fact that 100 Mb is slow for large file transfer (movies and so on, so I have some entertainment, when I will not have my ntb). USB 2.0 can handle up to 480 Mb (in real life more like 300 Mb tops), which is still more than that network. But at this point I just gived up on this, and I will be happy if any ethernet adapter will work.
SO…do you know about any custom ROM, which would handle that? OTG USB ethernet support. Because not even that thing, which worked under 5.1.1 doesn't work under 6.0.1.
Sorry for long post, I needed to give you lot of informations, and why's.
Update
Update 0: OTG USB ethernet adapters doesn't work only on 6.0.1 or on this based ROM's. USB 3.0 doesn't work at all, but USB 2.0 works just fine on 5.1.1.
So…5.1.1 is most likelly the version, which I will be using. 6.0.1 has certain advantages, sure, but to me it seems like completely stupid to remove support for OTG USB ethernet adapters. More devices should be supported in nwer version, not less. And the inablity to remove bloatware even with root… No, this is just wrong. SO I buy my phone, but I have to have some apps, which I don't want and don't use? Ehm…no?
Update 1: I've decided doing it little bit differently. I've installed this ROM. I like how debloated it is, and many other things. USB ethernet adapter doesn't work (obviously), OS doesn't even know that something like ethernet exist. So I decided to try build my own drivers (by compiling source code) or app, or something. Any help is welcome.
Update 2: I currently have this thing. It's just USB 2.0 and 100 Mb/s, but…whatever. Tested on 5.1.1, transfers was 3× faster than on Wi-Fi and batery-enery-usage free (this is why I do this). Now, as stated before, I am on 6.0.1. That ethernet adapter has source code drivers available here. But here is the thing: they keep saing that
the support of this function must be included by the manufacturer directly in the particular Android device
Click to expand...
Click to collapse
(source) and the source code page saying that it is supported up to Android 5. So…what has changed in Android 6? Why the support is gone? And what will happend if I will try do something in Android studio?
Hello do you have z3 or z3+? I used to Havre z3 and with Lollipop ethernet became broke after 5.1.x I think so I had to reroll kitkat..I gave it away and now I am thinking to buy one z3+ but was fearing Ethernet won't work because it comes delivered with lollipop but now your post gives hope that it is still available. Other phones also have Ethernet capabilities but I found Sony best ... only the loudspeakers are not clear enough for me ... here you find a list with models that support Ethernet
http://plugable.com/products/usb2-otge100/
mrkapqa said:
Hello do you have z3 or z3+? I used to Havre z3 and with Lollipop ethernet became broke after 5.1.x I think so I had to reroll kitkat..I gave it away and now I am thinking to buy one z3+ but was fearing Ethernet won't work because it comes delivered with lollipop but now your post gives hope that it is still available. Other phones also have Ethernet capabilities but I found Sony best ... only the loudspeakers are not clear enough for me ... here you find a list with models that support Ethernet
http://plugable.com/products/usb2-otge100/
Click to expand...
Click to collapse
Hello, I have also tested ethernet adapter and it does not work with 6.01 on xperia z1, huawei p9 lite, lenovo yoga 3 tablet.
In xperia z1 with 5.1.1 it works correctly. Something has happened with 6.01 but anyway not all phones or tablets with 5.1.1 work because lenovo yoga 3 with 5.1.1 does not recognize the ethenet adapter.
I think the manufacturer is responsible for not working when it does not integrate the necessary drivers and does not support ethernet. It is the conclusion I came to verify that not all 5.1.1 recognize ethernet adapter and in 6.01 I read that some if you comment that the adapter works (especially in nexus and motorola).
What would be interesting is what comrade BiPentHexium says to be able to include in our room the ethernet support being root.
---------- Post added at 01:09 PM ---------- Previous post was at 01:01 PM ----------
On the list of models that support the ethernet adapter, it only refers to the Plugable brand adapter and is based on the reports of its customers. But in that list does not appear the xperia z1 and I can confirm that it works correctly with ethernet adapter (I do not have the plugable)

3.5mm adapter not working

So stupid me, waited over a week to test my 3.5m jack adapter and just found out it's not working. Tried it in my car and with 3 different pairs of headphones, nothing. Phone is on the latest update, the audio jack app is updated, only thing I've done is unlocked my bootloader and installed Magisk. Anyone run into a similar issue?
Lol exactly same. Bl unlocked. Flashed latest Magisk beta and EX kernel.
The USnoic earphone comes with the phone works.
The adapter does not work with any earphones.
My own type c earphone does not work either.
Also tries to plug my U11 and 6P together. When 6P charges U11, 6P can r/w data from/to U11, but the other way, U11 ONLY charges 6P.
@liweichen6 pls elaborate- you said the earphone that comes w/the phone works & then said "Also tries to plug my U11 and 6P together. When 6P charges U11, 6P can r/w data from/to U11, but the other way, U11 ONLY charges 6P"- did you mean you tried to plug 6P & U11 together- w/the adapter? Also, what did you mean by "when 6P charges the U11- I never heard of one phone charging another & then you can read & write data to & from u11, put not the other way around- what does one phone charging the other have to do w/reading / writing data?
---------- Post added at 10:45 AM ---------- Previous post was at 10:45 AM ----------
[/COLOR @liweichen6 pls elaborate- you said the earphone that comes w/the phone works & then said "Also tries to plug my U11 and 6P together. When 6P charges U11, 6P can r/w data from/to U11, but the other way, U11 ONLY charges 6P"- did you mean you tried to plug 6P & U11 together- w/the adapter? Also, what did you mean by "when 6P charges the U11- I never heard of one phone charging another & then you can read & write data to & from u11, put not the other way around- what does one phone charging the other have to do w/reading / writing data?
Same thing over here, adapter not working.
@liweichen6 please explain the following: I've never connected two phones together, or heard of the possibility- how is the phone that does the charging get assigned? & why should that affect data transfer, or is that the bug?
---------- Post added at 10:59 AM ---------- Previous post was at 10:59 AM ----------
[/COLOR @liweichen6 please explain the following: I've never connected two phones together, or heard of the possibility- how is the phone that does the charging get assigned? & why should that affect data transfer, or is that the bug?
By adapter I mean the type c to 3.5mm adapter, which is necessary if I want to use a earphone with 3.5mm plug. But sadly when I plug the adapter and earphone, nothing happens. The control on my earphone works (play/pause, etc), but the sound comes from speakers.
When you plug two phones together (in my case with a type c to type c cable), you can have one phone charging the other phone. Let's say A charges B, and if you set the USB mode on B to "transfer files" instead of "charging", B works as an OTG device so A can read and write files to it. And it should work the other way around. I tested between M8 and 6P, and between 5X and 6P, they all worked fine.
Same problem for me, but when I plug in the adaptor and reboot, the headphones are recognized. Not exactly sure why.
@Ryan, what modifications have you made? root (which type of root) ? rom? xposed applets? what about twrp or any diff kernel or adapter driver update? your solution sounds like the script of an old tv show, tech support simply asks "did you turn it off & turn it back on?" ? Has anybody tried the Anker adapters?
3d party: Anker adapters for usb-c to regular usb? If anybody has pls advise, any diff.in earplug behavior?
You can see 'em on Amazon…
I hadn't used my USB-C to 3.5mm adapter yet, then I saw these threads with them not working. I plugged in mine and it would not work, also no firmware update prompt. I rebooted my phone and after the reboot, I received the update firmware prompt and now my 3.5mm headphones work fine.
Problem solved, but not sure about the exact cause/solution to the issue.
Since last night I: uninstalled Magisk, flashed SuperSU, flashed EX kernel 1.01.
Mines not working now either. Tried uninstalling magisk, nogo.
Tried a few different versions of magisk..
At a bit of a loss since it was just working a few days ago and I can't think of any changes I made.
oldwolf613 said:
@Ryan, what modifications have you made? root (which type of root) ? rom? xposed applets? what about twrp or any diff kernel or adapter driver update? your solution sounds like the script of an old tv show, tech support simply asks "did you turn it off & turn it back on?" Has anybody tried the Anker adapters?
3d party: Anker adapters for usb-c to regular usb? If anybody has pls advise, any diff.in earplug behavior?
You can see 'em on Amazon…
Click to expand...
Click to collapse
Sorry didn't see this till now, you mentioned the wrong user (hope it wasn't someone random haha)
AFAIK Xposed doesn't work on Nougat. I'm BL unlocked, stock recovery and kernel, flashed magisk and that's about it. In magisk I have the greenify4magisk and crossbreeder modules installed.
Did you try to get the orig headphones to create a custom ear portrait w/the post BL unlock & rooting? The audio s/w on this phone is very picky…
just got phone, so I'm holding off unlocking BL & rooting fbr a bit (14day return window, if something else is bad, I don't want to have to play w/ re-locking BL if possible & unrooting… extra work yo prove poss. errors are not my fault…
3.5 mm adapter works just fine here on Sprint BadBoyz, Freak07's kernel and MagiskSU, Second to lastest beta build.
Uninstall the update of Audio Jack Adapter app and restart
re-update it to upgrade new fw for adapter if you want.
@ huukhai, I'm a bit unclear on a written shortcut you used
huukhai said:
Uninstall the update of Audio Jack Adapter app and restart
re-update it to upgrade new fw for adapter if you want.
Click to expand...
Click to collapse
what does " fw “ stand for?
TIA, oldwolf
oldwolf613 said:
@ huukhai, I'm a bit unclear on a written shortcut you used
what does " fw “ stand for?
TIA, oldwolf
Click to expand...
Click to collapse
Firmware. The App also updated the fw on the DAC build into the 3.5mm-Adapter. If such a notification doesn't pop up when connecting the adapter, it is best to uninstall the update of the need App. Disconnect and reconnect the adapter, update the App and it should pop up that an fw update is available and to be installed.
Sent from my htc_pmeuhl using XDA Labs
Thanks, 5m4r7ph0n36uru, that puts things in perspective, alas! my adapter doesn't have a DAC & plugging it in gave me msg in dialog box that cable isn't compatible… anyone besides HTC making these DAC included adapters?
oldwolf613 said:
Thanks, 5m4r7ph0n36uru, that puts things in perspective, alas! my adapter doesn't have a DAC & plugging it in gave me msg in dialog box that cable isn't compatible… anyone besides HTC making these DAC included adapters?
Click to expand...
Click to collapse
Not at the moment
It looks like Magisk beta's might have been the culprit for some.
https://forum.xda-developers.com/showpost.php?p=73017774&postcount=24
13.2 Beta fixes the issues.

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