[Q] Self-powered 3g dongles? - Gen8, Gen9, Gen10 Q&A, Help & Troubleshooting

Good day to everyone! As an Archos 70IT owner (which as you know has only 100ma of power provided for usb interface) i wonder does 3g dongles like Sierra 595u can be self-powered, meaning they will use built-in accu (like 595u which has 1750mah) to work in presense of insufficient power from Archos usb host. I believe that there are a lot of such devices with their own batteries, maybe they will help us (70IT owners) to solve problem with low output on usb port or finding external power supplies.
Second question i realized just in googling about 595u. Apparently it has a built-in GPS reciever - obvious question: can this gps reciever be also used (along with 3g or separately) thru usb cable?

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[Q] USB Ethernet Adapter? Can it work on the tab?

Now that we have our usb adaptor up and running,
does anyone think a usb to ethernet adaptor would work?
I'm going on a trip recently and it would be awesome if the tab could hook up to the internet access in the motel room ( they dont offer wireless)
These usb-ethernet adaptors only cost $20 so it would make the already useful tab even more worth its price!
Simple answer, no. It doesn't work like that
hyann said:
Now that we have our usb adaptor up and running,
does anyone think a usb to ethernet adaptor would work?
I'm going on a trip recently and it would be awesome if the tab could hook up to the internet access in the motel room ( they dont offer wireless)
These usb-ethernet adaptors only cost $20 so it would make the already useful tab even more worth its price!
Click to expand...
Click to collapse
I don't think the drivers will be available, I'm fairly certain you'll be able to pick up a portable wireless access point for around the same price which you could plug into the Ethernet at the hotel.
R
maybe, if some one can put the driver in to tab ;p
Drivers shouldn't be a problem.
Init scripts, DHCP, etc could be - the userland stack probably has no concept of wired Ethernet connections.
I don't have a portable USB Ethernet adapter so couldn't really look into this. Easier to just get a small AP.
What about for places that don't allow any wireless AP? I am deployed, and all I have is my xoom, no laptop, nothing else -- went to area that did have wireless for the first bit and had zero problems. We just moved to an area that does not allow wireless of any kind (i.e., Airport Express wireless AP router, etc), mainly for security reasons. So I don't have a laptop to work through any connections. I have an Ethernet cable sticking out of the wall staring at my Xoom. Is there any type of adaptor that I can get to allow me to be hard-wired without the use of wireless?
I can't use any type of tethering (no cell phone coverage). So I'm hoping there is some sort of mini-usb adaptor to USB to modem to ethernet...
I am looking into this as well. I do service on moving heads (lamps) and they have a web server built in for diagnostics. I would love to just use my tablet to connect directly to them.
My adapter is an Asix AX88772B. It worked before on my china tablet on 3.2. but after I did an ICS upgrade on it, it stopped working.But that tablet sucked in all possible ways !
http://forum.xda-developers.com/showthread.php?t=1224660
This is done on the EEPad. Can this be done on the Galaxy series?
kilo94 said:
What about for places that don't allow any wireless AP? I am deployed, and all I have is my xoom, no laptop, nothing else -- went to area that did have wireless for the first bit and had zero problems. We just moved to an area that does not allow wireless of any kind (i.e., Airport Express wireless AP router, etc), mainly for security reasons. So I don't have a laptop to work through any connections. I have an Ethernet cable sticking out of the wall staring at my Xoom. Is there any type of adaptor that I can get to allow me to be hard-wired without the use of wireless?
I can't use any type of tethering (no cell phone coverage). So I'm hoping there is some sort of mini-usb adaptor to USB to modem to ethernet...
Click to expand...
Click to collapse
www.bobjgear.com has what you need for the Xoom.
Entropy512 said:
Drivers shouldn't be a problem.
Init scripts, DHCP, etc could be - the userland stack probably has no concept of wired Ethernet connections.
I don't have a portable USB Ethernet adapter so couldn't really look into this. Easier to just get a small AP.
Click to expand...
Click to collapse
even i was searching the web for a solution ..found that for xoom and acer tabs...a kernel code was written through adb shell and yes a wifi only tab could connect to internet through the dongles....wish some dev takes this us and experiments with our tab
Need a USB ethernet solution for samsung Note 10.1
kilo94 said:
What about for places that don't allow any wireless AP? I am deployed, and all I have is my xoom, no laptop, nothing else -- went to area that did have wireless for the first bit and had zero problems. We just moved to an area that does not allow wireless of any kind (i.e., Airport Express wireless AP router, etc), mainly for security reasons. So I don't have a laptop to work through any connections. I have an Ethernet cable sticking out of the wall staring at my Xoom. Is there any type of adaptor that I can get to allow me to be hard-wired without the use of wireless?
I can't use any type of tethering (no cell phone coverage). So I'm hoping there is some sort of mini-usb adaptor to USB to modem to ethernet...
Click to expand...
Click to collapse
I also am in a location that doesn't allow any wireless AP or travel routers. Once I attached the travel router, it gets knocked off the network. I have a Samsung Galaxy Note 10.1. I would love to find a solution to connecting an usb ethernet adaptor to it.
I have tried the bobjgear usb ethernet adapter on my note 10.1, no joy. I also have another one (pluggable) on a different asix chip which needs more power to get going. I don't think the tab can supply enough for the led lights on it. Have ordered 5v injectors. So yet to see. Although I may well be barking up wrong tree as the note may not have drivers at all. I read somewhere that note may have some compatibility but mut be correct chip. So I will keep on testing until exhausted.
One the plus side bobjgear's website does list tabs that work out of the box with his adapter
Sent from my GT-N8010 using XDA Premium HD app

[Q] Atrix Lapdock with Bluetooth

I searched the forum and could not find this having been asked, but if it already has been, please feel free to point me in the right direction:
I have a Atrix 4G and lapdock and have been experiencing difficulty with the keyboard/trackpad timing out and becoming unresponsive after a few minutes. I have tried different ROMs (Nottatchtrix, Stock, CM7, CM10 [epinter]) and have purchased the adapter cables to see if the USB connector was not sticking out enough (read about that on another thread). None of that worked. Did RMA with Motorola and they returned it saying it works.
My question is: has anyone attempted to use a USB Bluetooth adapter of some sort to make the Atrix recognize the lapdock as a bluetooth keyboard/mouse.
I was hoping to do this as a solution to my current problem with the lapdock since the HDMI still works.
Not sure why you want to put a BT adapter into the lapdock since the phone already has BT inbuilt. Are you thinking that by putting a BT adapter into the lapdock, you can communicate with the phone separately without the phone actually plugged in? If so, then you are out of luck as the Lapdock is a "dumb device" and will only activate when the phone is plugged in. It does not hold any processing or logic outside of it being a USB hub and basically a KVM (Keyboard/Video/Mouse). It will not support BT adapters being used in the way you think it will.

[Q] Archos G9 101 - Linux kernel 3G usb port

Hello,
Does someone know how archos managed to block certain devices from the 3G usb port? I am studying the kernel source codes and the filesystems of several roms and a cannot find any references to some blocked devices. (Yes I am a expeienced C(++)/linux developer) Most devices do work on the OTG port.
Memory sticks seem to work but when i plugin a mouse of keyboard the folowing line appears in dmesg:
hub 1-0:1.0: Cannot enable port 1. Maybe the USB cable is bad?
What is different on the 3G Usb port?
Joris
Good question. I'm not a developer but I have had that happen on a few (older) USB drives as well. Surely it couldn't be and old usb1.0 standard or anything that isnt enabled?
I just figured that it was a power issue thumb drives use almost no power, I'm thinking that archos designed the 3g stick/port to provide power on the low end of USB spec 5v DC and 0.5-0.9 amps.
I'm just going to link to my other post HERE about a powered USB hub. has anyone use a external battery to charge tab and do you get fast or slow charge?

USB otg and slimport questions

Can the USB otg and HDMI be used at the same time?
My situation now is that I have the Moga Pro Power that I picked up at the pawn shop for $40
Noticed that it has quite a bit of lag using the A-mode, and still a noticeable amount of lag in B-mode, approximately 100ms.
So I'm wondering if it's possible to connect a wired controller via USB otg, and if that might have less input lag.
I'm also curious if I can output to HDMI while connected to a wired USB controller.
If I could create like a docking station on my TV that turns my phone into a mean little media station/console, that would be completely badass.
I saw this adapter on Amazon and eBay, it connects to the phone's microusb on one end, and has ports for HDMI, SD, Micro-SD, USB, and a Micro-usb for powering the phone and any attached USB device at the same time. You can find it by searching "otg slimport" on Amazon or eBay.. Selling for under $13 on eBay. Unfortunately, the same product on Amazon has only a 2 star rating. Reviews saying the charging port isn't working as advertised, and HDMI connection is touchy, and certain TVs are incompatible. So it looks like a no-go. China will manufacture and sell just about any hodgepodge of wires and plastic they think consumers will buy, that doesn't mean it will work.
So now I'm wondering if this sort of function is even possible, and if so, is there a product available that can provide it, and if there is no product like that, can somebody please make it?
So I did a bit of research, and it seems there's definitely some technical limitations as far as charging the phone wile in "host" mode. This means that while connected to USB OTG, the circuitry that is normally used to charge the phone, is used to supply power to the attached USB devices. I found a site that has a modified kernel for the Nexus 7 that enables charging the phone while connected to devices via OTG. https://mehrvarz.github.io/usb-host-mode-power-management-nexus7/
Maybe this could be implemented in the V10

[solved-ish] Fan firmware screwed up HDMI output?

Hi!
Background:
I'm an esport producer and after some nightmare productions I'm really excited about the rog phone as it seams to be the only phone that have the features needed to make it into a good esports phone (e.g. Having 8-10 players competing in from of an audience), mainly: Hdmi output, ethernet capabilities and usb-c ports on the side..
Problem: After first successfully testing out Hdmi + ethernet connection I wanted to try if I could use the fan accessory and still be able to get the Hdmi signal from it.. When I connected the fan it told me to update the fan firmware so I did, but after that I'm not able to get Hdmi signal either with or without the fan accessory.. For instance, when I plug in my portable asus laptop monitor (power and signal from usb-c) the monitor starts to boot up and then dies.. Then tries again and dies and so on.. On my Samsung s8 it works fine.. So I'm guessing the firmware limits the power that the phone can output on the usb-c port.
Question, has anyone else experienced this issue? Is there a way to uninstall the fan firmware update (that obviously did not only affect the fan but the phone as well). The Hdmi adapter I used was something very similar to the professional dock but is actually an usb-c dock ment for laptops..
Tl:dr; hdmi doesn't work after "fan firmware update", plez halp.
Best regards
Ludvig Fjell
Qruxel E-sports Studio
Just a small update,
I was able to get it to work if I disconnect the power cable from the USB-C dongle and then connect it again.. and sometimes it also requires me to disconnect the HDMI + reconnecting that as well.. so I'm not sure if this actually was due to the fan firmware or just a result of a... weird bug(?) when it comes to the OTG features of the phone.. because connecting the dongle with both HDMI + power already plugged in does not work.
Anyway, just wanted you guys to know that it does work, just need to randomly connect/disconnect cables from the dongle first =)
Best regards,
Which USB-C to HDMI adapter were you using? I am looking for one that works with this device, aside from the fairly costly pro dock.

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