[REQUEST]Please cook a ROM for the Ubislate 7Ci(Aakash 2). - Miscellaneous Android Development

The Ubislate 7Ci is the world's cheapest tablet, selling for barely 80$ non-subsidized. It has been ordered so much that Datawind cannot even clear a backlog which started 6 months ago. Specs are:
1Ghz Cortex A8
512MB RAM
WVGA Capacitive screen
4GB Internal Storage/Front camera.
This for less than 40$(subsidized)is a great deal and it performs pretty well too.
But why has such a popular device not even received root access?
It has the Allwinner chipset found in a lot of cheap Chinese sets. Certainly it's possible to create a ROM/atleast root support for this?

If you (or anyone) want to get custom kernel for your Ubislate devices, please sign this petition :
https://www.change.org/petitions/datawind-release-kernel-source-code-for-ubislate-devices-2

Related

[Q] Allwinner a10 vs cortex a9

Hello everyone
I want to buy a budget tablet and of so much research i have found two tablets in my budget
1. Ainol novo 7 tornados
2. Ainol novo 7 advanced 2
The screen size, processor and most of the hardware are same and both run ics. The only difference is that Advanced 2 has a allwinner a10 processor and tornados has amlogic. The allwinner is based on cortex a8 while the amlogic is based on cortex a9. The following site compares them but i am confused that if a8 is better than what is the use of a9. Isnt the cortex a9 successor of cortex a8
Actually i cant post link because of restriction so do a google search for allwinner vs amlogic and click the link of "slate 4 sure blog"
Please recommend me that which one should i buy and is the comparison true.(i.e A8>A9)
Hey...
AndroidAddiction said:
Hello everyone
I want to buy a budget tablet and of so much research i have found two tablets in my budget
1. Ainol novo 7 tornados
2. Ainol novo 7 advanced 2
The screen size, processor and most of the hardware are same and both run ics. The only difference is that Advanced 2 has a allwinner a10 processor and tornados has amlogic. The allwinner is based on cortex a8 while the amlogic is based on cortex a9. The following site compares them but i am confused that if a8 is better than what is the use of a9. Isnt the cortex a9 successor of cortex a8
Actually i cant post link because of restriction so do a google search for allwinner vs amlogic and click the link of "slate 4 sure blog"
Please recommend me that which one should i buy and is the comparison true.(i.e A8>A9)
Click to expand...
Click to collapse
Hey...check this website out. i don't know why XDA developers haven't dug into everything Ainol since they're cheap and powerhouses. i would suggest you ask there but in my experience the a9 is a successor and it's much faster. here's the lnk http://www.slatedroid.com/forum/341-ainol-amlogic-cpu-devices/ and there you have all the devices. unfortunately the Advanced 2 is in the upper thread since it's a bit older! I got my Tornados for only 71 USD off of ebay and it regularly ranges to 100 USD...so if you gotta spend the extra couple of bucks for newer software ..then why not...if i helped press the Gracias ( thank you) button
if I could relight this one briefly so I don't create a new thread: can one of you more knowledgeable guys explain to me: for a single core Cortex-A9 implementation like an AW or the AGPtek / WM8850 unit, does it matter much how generous internal memory is? 512mb sounds like enough for such simple design but I do not yet understand how the memory controller manages memory especially to feed the graphics processing unit. for the little cost, i'm prone to want to go "more is better" route: 1GB of internal...
cognus said:
if I could relight this one briefly so I don't create a new thread: can one of you more knowledgeable guys explain to me: for a single core Cortex-A9 implementation like an AW or the AGPtek / WM8850 unit, does it matter much how generous internal memory is? 512mb sounds like enough for such simple design but I do not yet understand how the memory controller manages memory especially to feed the graphics processing unit. for the little cost, i'm prone to want to go "more is better" route: 1GB of internal...
Click to expand...
Click to collapse
Are both tablets with the same AP? If not then more may not necessarily be better. Let me explain - if one of them has a dual channel memory controller, pick that even if it has lower memory. The reason is that in case of dual channel memory controller the arbitration overhead is lower so memory fetch latency is lower for all components.
If they both have a single channel memory controller, pick the one with the 1GB RAM. Hopefully answers your questions.
As far as how the memory feeds the GPU - usually it is the other way round. It is the GPU that fetches the data from memory. The implementation is very different from GPU to GPU and therefore from AP to AP.
Allwinner has bigger community and 1GB is better!

[Q] Tagital Tablet

I bought this tablet and it has turned out to be very very slow. Im not sure if its just the tablet of the rom. so I was thinking of looking for a custom rom, but I can't seem to find any. Here are the specs. Is this just a slow processor and a waste of my cash?
Where can I look or find the way to Root this tablet. I downloaded the app to check it and it says its not rooted. I like the rom, very bare, no bloatware.
Tagital MID Tablet
CPU: Boxchip A13 Cortex A8 1.0GHz ,GPU: Mali 400
OS: Google Android 4.2, RAM: 512MB DDR3
Internal storage capacity: 4GB, External storage 32GB
Tagital
Hi
Not sure if its rootable due to hardware constraints of hardware
Asked vender about hardware mentioned 400x800.
The slowness and key responses isn't a good sign.
When I try and store this text it boots the screen my guess
Very limited processor. ordered a refurbed tab3 better resolution
And processor.
I don't think a ROM can run on this tablet!
Sorry to say beings I bought a TX-9 .
This is the worst item I have ever used. Its like a very early Texas calculator
But slower response.
Another third world clone gone bad!!! Doug

[Q] Acer Aspire A3 21.5" Android, uses Intel Celeron J1850, windows possible..?

It's tough to find ANY info in this, almost no reviews eventhough it looks like this came out about a year ago. whats interesting is that it uses a processor i havent seen really used at all, intel celeron j1850 which supposedly is faster than a tegra 4. also this has expandable ram up to 8gbs. i wonder if the 500gb HD can be replaced too. possible to maybe install windows on this?
official site: http://us.acer.com/ac/en/US/content/series/aspirea
you can buy this for $249 right now on ebay

Cube Talk 9x still the best tablet you can buy under $160!

I just got my Cube talk 9x. I really like it. I know it is old about two years but for me it is new. I have been wanting an octa core tablet just because I am a nerd and just to experience it on a tablet. I do not like Samsung Tablets and certainly did not want to spend that kind of money. I already have an Nvidia K1 and I really like it for a lot of reasons but I wanted a bigger screen and an Octa core processor with longer battery life than my Nvidia. I love the Nvidia but the battery life leaves a lot to be desired.
I did not want to spend a lot of money, $200 being my limit. As you can imagine that does not buy much in larger format tablets. First I started with the cheap amazon octa cores with the Allwiner a83t and the likes of Dragon Touch. Thank God for Amazon prime returns! Those devices were just awful and the Allwinner A83t was not a good processor. I was very wary of buying a tablet direct from China. Heard some horror stories but I took a risk anyway.
Had a bad experience with Gearbest.com but had the Cube talk 9x enough to know it was a good device even though the first one was defective. Dealing with Gear best turned into a PayPal claim.
I tried Geekbuying and had a much better experience.
So now I have my Cube and I received new March 17th update. Of course I was hoping for Lollipop but no. Still on KitKat but I have to say it is very smooth. Very stable build of Android. Ram usage seems very well optimized.
So what makes this tablet special? Well for the cost only one other tablet in this size range has the same amount of ram which is the Lenovo tab2 a10. The Lenovo is nice with a 64 bit quad core cortex a53 media tek processor clocked at 1.7, full HD screen. However the Cube has a 32 bit octa core cortex a7 clocked at 1.7 and a retina screen. The Cube is made from a solid Aluminum body while the Lenovo is plastic. The Cube also has gorilla glass 2 while the Lenovo just has glass. Acer has a new 10.1" tab with a mediatek 8151 cortex a53 octa core processor and 1 GB ram and a 1280 x 800 screen. Unfortunately the low res screen and 1 GB of ram really hurt the user experience. The acer also feels cheap and is full of pre loaded apps. I bought the Acer only to return it because of the glitchy or defective WiFi and other things I mentioned.
Of course you could spend a lot more and have a super experience but I just can't justify $500 or more on a tablet. My computer costs about that much.
The Cube seems really well made. The updates after 2 years since it's release from a no name company is impressive as some of the brands I have had above barely udate their tablets. I still think Cube should release Lollipop but KitKat works well.
This tablet has the 1.7 GHz octa core processor, 2 gigs of ram, retina screen, 3g, 16 gig ROM, stereo speakers at the bottom of the tablet, 10,000 mah battery. Pretty impressive specs even for an older device. The limitations of the of the device are the 32 bit a7 cores used are better for power efficiency than performance. The newer mediatek 8151 which has the newer cortex 64 bit a53 cores perform much better while still being rather power efficient. For example the Acer with only 1gb or ram scored over 37,000 points on Anutu while the talk 9x with double the ram scored only 28,000 points roughly. Acer did a very good job of optimizing the ROM on their tablet. The Cube T9 has the newer octa core processor but it was over my price range.
However this tablet stock unrooted performs really well. There was not a lot of junk apps installed and most apps give you an option to install to SD card. Really the only drawback to this tablet is the partitioning. Seems like a common practice on the tablets from China. Not sure why. A horrible practice. You can root the device and try to repartition it but you could also brick the device in the process. The mediatek tools at not the easiest for me to use so I am not going to go there. Specially when the tablet runs great .
So I highly recommend this tablet with a couple of caveats. It is at the end of its life so it is really cheap but if you think it will be updated to Marshmallow or N you can forget it. Lollipop could happn but I would not hold my breath. The 2 gig app limit really sucks and there is no easy way to solve the problem.
So if you are looking for an amazing device for a good price I do not know of a better deal anywhere. Is the Octacore hype. Personally I don't think so. Sure there is marketing hype but the Octacore really feels snappy while the huge battery makes it last!
There are not a lot of these devices left. Seems Cube is now focused on dual boot tablets with Intel processors. I wish they would come out with a new octacore processor android tablet like the Nvidia x1 or the newer cortex a53 octa core from mediated. The t9 if you can find it would perform even better but the build quality and aluminum frame just really make this an enjoyable experience. If you want one I would act now.
Thanks for the first details of the tablet. Have you had a chance to test battery life yet?
I haven't let it run down yet. The lowest I got was to 79%. The charger and cable that come with the device are pretty much useless. Using a Lenovo 2amp tablet charger seems to charge pretty quickly. It does not have fast charge but so far it seems to charge up pretty fast and last pretty long. I will try and see if I can run down the battery to give a better approximation of the run time.

Lenovo Tab2 A10-70F (full Hd) VS Acer Tab10 A3-A40

Hi Guys i want to get my son a tablet with out spending a small fortune.
I already have a Lenovo A10-70F and im really happy with it, but i was also looking at the new Acer A3-A40 and not sure which to buy as they are around $149-£179 in price which i want to spend
Specs
lenovo:
Mediatek MT8165 with MaliT760 MP2
Acer:
Mediatek MT8163A with Mali-T720 MP2
Both HD screens, and good speakers. Size wise there pretty much the same.
Is the Acer which is a new tablet worth the extra £30 or is the spec less than the Lenovo.
Can not find any real reviews on the Acer as i think its just recently out.
Any help would be great
Anyone know about the different chip sets? which is better? ie for games

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