nand android & android - HD2 Android Q&A, Help & Troubleshooting and Genera

hi,
i was wondering what is the difference between
nand android
and just
android,
which one is better?
thx
Nati

As I understand it, the first way to run Android on the HTC HD2, was to install it in a special way (described in one of the sticky posts on this forum) on an SD card, and run 2 programs while the phone is booted in Windows Mobile.
NAND Android means that Android is actually installed as the main and only OS in the memory of the phone. That means that Windows Mobile has been completely replaced by Android.
Myself, I am only starting to look into Android, so I am going to do the SD based version first, and check out if it has everything I need (most prominently Microsoft Exchange Server integration of the same quality as WinMo has it).
If it does, then I'm going to switch to NAND android.

You're posting questions that make no sense, nand android and android are the same thing, nand, sd, ram android builds are different .If you read up on android and the difference on builds you will know what it is, and NAND is internal device
Sent from my HTC EVOHD2 using XDA App

Related

Dual Boot Possible with NAND ROMS?

I haven't bothered installing the MAGLDR yet because I am very comfortable with my setup, I have windows mobile 6.5 with android SD, however would it be possible to dual boot Windows Phone 7 with android or Windows Mobile 6.5 on the Nand? Like for the TMOUS1024 devices? I've read on the chinese site for the DFT that its possible but the instructions are very hard to understand. I can't be the only one wondering this or wanting this? Any ideas guys?
I too would love the ability to dual boot, whether it be dual-nand, or WP7 as an SD build (and Android NAND).
Any chance of this happening, devs?
Right now u can dual boot Android NAND and Android SD.
Windows 7 NAND and Android SD but this is too complex. u need to make two partitions on the SD card.
I too would like to still run wm 6.5 as my main os and boot WM7 and Android from my Sd cards. I would also like to know if this is possible.
Is it possible to boot a SD android version via magldr?
Mine freezes if I choose Boot Android SD :/
Using 1.12
kelvin_swe said:
Right now u can dual boot Android NAND and Android SD.
Windows 7 NAND and Android SD but this is too complex. u need to make two partitions on the SD card.
Click to expand...
Click to collapse
I would love to try "Windows 7 NAND and Android SD" even If it is complex. Do have a detailed instruction on how to do this, or know where I can find one?
Thanks.
i think in the future u should be able to dual boot both from nand if u have the 1024leo because the windows phone 7 rom only uses half of the nand
WOOZ!E said:
I would love to try "Windows 7 NAND and Android SD" even If it is complex. Do have a detailed instruction on how to do this, or know where I can find one?
Thanks.
Click to expand...
Click to collapse
darrengladysz wrote a good tutorial explaining that. here is the link to that thread.
http://forum.xda-developers.com/showthread.php?t=913815
Someway of dual booting wm 6.5 and wp7 would be awesome.
Wraith_17 said:
Someway of dual booting wm 6.5 and wp7 would be awesome.
Click to expand...
Click to collapse
Yeah, that's what I'm talking about. Is WP7 only available on NAND?
Hey...
Yeah, darren wrote an excellent tutorial, it`s pretty simple to dual boot with that (the partitioning only takes loooooooong)
http://forum.xda-developers.com/showthread.php?t=913815
I will add the link to a tutorial I made afterwards which includes his tutorial and adds the instruction how to boot Core Droid HD 0.4 as an option for an android build to actually dual boot.
http://forum.xda-developers.com/showpost.php?p=10689007&postcount=1106
I used this build (http://forum.xda-developers.com/showthread.php?t=801607) for over a month and all I can say is that this is the best Desire HD Sense build I've tried!!! (fast and stable)
So enjoy WP7 Nand and Android SD TOGETHER!!!
Greetz
Dom
masondoctorjt said:
I too would like to still run wm 6.5 as my main os and boot WM7 and Android from my Sd cards. I would also like to know if this is possible.
Click to expand...
Click to collapse
thats exactly what i want too, does anyone know if this would be possible?
Dual boot from NAND only
Well, just the question I wanted to ask (OP, not the hijacking posts):
WM 6.5 (or WP7) NAND partition 1, Android partition 2.
At least that's the idea. Two OS's from the faster NAND memory, rather than the slower SD. Only applicable, of course, to the 1024MB version of the HD2. I know this is difficult, but if the chinese are doing it, why can't we ? This would just make this phone more awesome than it already is.
Can anyone answer if this is possible or not, and if not, why?
hondoslack said:
Well, just the question I wanted to ask (OP, not the hijacking posts):
WM 6.5 (or WP7) NAND partition 1, Android partition 2.
At least that's the idea. Two OS's from the faster NAND memory, rather than the slower SD. Only applicable, of course, to the 1024MB version of the HD2. I know this is difficult, but if the chinese are doing it, why can't we ? This would just make this phone more awesome than it already is.
Can anyone answer if this is possible or not, and if not, why?
Click to expand...
Click to collapse
What chinese are doing it? I've never seen 2 OS's both on nand on a phone anywhere... even those cheap chinese fakes that claim to run both wm and android are just running android off the sd.
I, too, hope one day someone makes this possible... but not sure if it will happen or possible yet.
Also, HD2 NAND is not faster than a good quality SD in most cases. You might get a little better random access speed from nand, but if you find a good sd, even that is probably about equal. Even WP7 is now using SD cards as internal memory, now, but you need a good SD card that matches the NAND speed for it to work right. SD Android builds run at the same speed as NAND builds in most cases, but most SD builds aren't updated like NAND builds are.
But anyways, I agree that I would like to see 2 OS's from NAND on our phones.
WOOZ!E said:
I would love to try "Windows 7 NAND and Android SD" even If it is complex. Do have a detailed instruction on how to do this, or know where I can find one?
Thanks.
Click to expand...
Click to collapse
I have a nice tutorial on how to do this. You have to be careful to choose the right SD Android Builds which you can use. There are only a few which are compatibe with SD Magldr. In my thread there are some of the more popular ones which has been converted to work with more coming shortly.
When Nand first came out there were a tutorial which I came across to convert SD Builds into Nand so in theory reversing the process you might be able to convert Nand back to SD and convert that to work with Magldr. It is something I have been wanting to look into for a few weeks now so I might just make it a priority of mine cause any build to dual boot with WP7 would be pretty awesome.
I think its possible, but its difficult because Windows properity OS may conflict with Androids OS so someone would have to configure it so that they both won't conflict with each other.
Thanks for the participation! That chinese bit was mostly to just stir the pot a bit .

[Q] Can I use respectively Android and Windows Phone 7 OS on the two sd cards??

I'm wondering that if I have 2 sd cards, can I use Android and Windows phone 7 OS on each card respectively?
If I could, I would buy one more sd card for android.
Actually, I the most like Windows Phone 7 OS among Android, WP7, Meego and WM6.5.
Could anybody tell me about it pls?
The short answer is no.
You can run Android from your SD card and still have a Windows Mobile 6.5 ROM on your phone.
You can have an Android ROM flashed to your phone (NAND).
You can have WP7 flashed to your phone (NAND).
You cannot have two NAND builds flashed at the same time (e.g. Android and NAND).
Therefore the best you can do right now is to have either:
WinMo 6.5 AND Android, or
Android NAND, or
WP7
Your solution... buy another HD2
Yes, you can have WP7 on nand and attached with one sd card, and then use a different SD card to run android from. Android will not be on nand, but you can run it from sd with magldr. Thats what I'm doing so I have a lot of space for each os... I have my 16gb card for WP7, and my 32gb card I have several android builds working. Working great for me now! You have to make some changes to the init.rc file in most android builds to make them work, but there are a few that work as is. There's a couple stickied threads in the HD2 Android SD Development section.
Also, you can partition your SD card so you can have WP7 and android using the same card. Instructions also in the sd dev section.
nobnut said:
The short answer is no.
You can run Android from your SD card and still have a Windows Mobile 6.5 ROM on your phone.
You can have an Android ROM flashed to your phone (NAND).
You can have WP7 flashed to your phone (NAND).
You cannot have two NAND builds flashed at the same time (e.g. Android and NAND).
Therefore the best you can do right now is to have either:
WinMo 6.5 AND Android, or
Android NAND, or
WP7
Your solution... buy another HD2
Click to expand...
Click to collapse
You forgot WP7 AND Android from SD
Quite correct, sorry.

A Few Questions about Windows 7

I have been using a NAND Android ROM since they came out and love it, but I'm curious about Windows 7. My questions are as follows:
Does Windows 7 run off the SD card or NAND?
Can I go back to Android if I don't like it?
Does everything work on 7?
Is there a working Pandora hack?
Thanks for anyone's help on this.
Sent from my HTC HD2 on Android 2.2 using XDA App
1) It runs from NAND
2) Yes, simply flash your preferred NAND via MAGLDR
3) Yes, if you get your activation code to use Live services
4) The jailbreak is called "Chevron" and is cooked into most custom ROMs - but not the very first "Leo70".
The nice thing about the HD2 is you can install wp7 on your NAND, and still boot android off your SD... I went from NAND android back to SD android builds so I could also use wp7, and I've noticed almost no difference in performance and battery life between NAND android and SD android. Only thing you miss out in with SD android is that there's no clockwork recovery... but it's easy enough to boot different builds and make backups with SD android.
WP7 is great, but it's still missing some functionality and apps that android has, so having both is perfect. At this point, I would have a very hard time choosing between the 2 OS's if I had to get a different phone. WP7 grows on you very quickly. Can't wait for MS to put out the update that gives multitasking to WP7.

Getting an HD2, few questions.

Hey,
i already have a htc desire hd, but i'll get a htc hd2 nearly for free from a mate and i have a few questions.
I want to run android on the device, but i have read, that it will just start from the sd-card, and won't get "installed" or what ever on the device itself.
Is that true?
Second; i also have read, that, after you select the .exe from the sdcard and after you have booted up android, and turn off your device again, you won't get a boot option, if you want to run android, or if you want to run windows mobile.
besides, i'm from germany (you may already have recognized at my bad english...) and i have read, that the european version of the hd2 comes with less ram as the us-version. AND i have read, that you can unlock the ram from about 440mb ~ to the us-version's 576mb ram. is that true and how does that work?
i apologize for my bad english, i have given my best :<
regards.
The SD only android is not true. You have only been reading about starting android from SD using haret under winmo. You can wipe winmo completely and instal a nand android rom to the actual phone, and if you like you can have a second, SD android build dual booting from SD, with magldr offering you the choice.
This will be the most flashable phone any of us are likely to see, winmo, android, wp7, Ubuntu
, dual boot winmo/android, android/android, wp7/android(I think), winmo/android/Ubuntu..... there won't be a phone as opened up any time soon.
448 - 576 ram is true and will happen when you flash 2.08.hspl and then an android compatible radio. It can also be done on winmo by flashing a tmous rom and radio.
Go to the hd2 android section and read the nand subsection.
Quick answer for your first question is that you can start android from sd card but also mostly from nand (internal memory) too :] Depends what you want exactly. Us version of hd2 have more internal memory not ram as far as I know EU version got something like 512mb and US has about 1gb, about ram memory ofcourse you can unlock more ram about 576 with new radio (you can install easy). I dont know anything about exe files didnt try it yet as I bought my hd2 two months ago Hope I helped you a bit
So far, i have found this programm:
http://forum.xda-developers.com/showthread.php?t=623792
which lets me choose between android and windows mobile, after i have booted up windows.
but a), is it possible to get this choice direclty before the device boots up, and b), does this DualBoot only support android and windows mobile, or does it also work with windows 7 mobile and ubtuntu and so one?
regards.
Scr!pt0 said:
So far, i have found this programm:
http://forum.xda-developers.com/showthread.php?t=623792
which lets me choose between android and windows mobile, after i have booted up windows.
but a), is it possible to get this choice direclty before the device boots up, and b), does this DualBoot only support android and windows mobile, or does it also work with windows 7 mobile and ubtuntu and so one?
regards.
Click to expand...
Click to collapse
The program you mention is almost 2 years old and created before the Android for HD2 was even developed. You don't have to bother with that program because you will be using magldr. You will get a choice to select an OS from the magldr menu as soon as the phone starts up and before it boots into an OS of your choice. The magldr supports WP7/7.5 and Android SD boot choices for me, as I am sure it does every other combination, just the matter of setting it up to do what you want.

Any chance to run wp7 from sd totally?

and use android in the nand? i want use wp7 only for make hd videos and use android for all days, let me know please
no.... it's impossible.... WP7 system not operate in that way... WP7 must be flashed to NAND and use SDcard as storage and RAM memory
it's a shame! with android is possibile and with wp7 not
I remember several months ago there was speak of cotulla creating a way to boy wm 6.5 via sd card too but i never heard anything since..maybe just because 6.5 has continued to lose favor
you cant boot WM6.5 by SD card either an doesnt SD android copy its self to RAM? WM2003 might be possible.
The clever chap has got some form or working WM5/6 Emulator working under WP7 if that has direct hardware support, im talking com ports etc, the HD2 would become perfect
course another interesting experiement would be running android via WM6 which is running on WP7, im sure it would run like **** if it was even possible but damn that would be pretty cool
Oberness13 said:
I remember several months ago there was speak of cotulla creating a way to boy wm 6.5 via sd card too but i never heard anything since..maybe just because 6.5 has continued to lose favor
Click to expand...
Click to collapse
Perhaps what you are thinking about was that there was some talk about a 3-in-1 DFT ROM for the US T-Mobile HD2 that would be able to run Windows Phone 7 or Windows Mobile from NAND memory and Android from the Micro SD card. When booting the phone it would be possible to choose 1 of the 3 operating systems. Other versions of the HD2 (such as the European or Asian models of the phone) do not have enough NAND memory for a 3-in-1 ROM.
is possible install wp7 and android in nand together?
rlydiard said:
Perhaps what you are thinking about was that there was some talk about a 3-in-1 DFT ROM for the US T-Mobile HD2 that would be able to run Windows Phone 7 or Windows Mobile from NAND memory and Android from the Micro SD card. When booting the phone it would be possible to choose 1 of the 3 operating systems. Other versions of the HD2 (such as the European or Asian models of the phone) do not have enough NAND memory for a 3-in-1 ROM.
Click to expand...
Click to collapse
"We (DFT Team) developing several interesting stuffs for LEO, like WM65 running from SD card!"
This is what I was talking about... from Cotulla's twitter..apparently that post was in January of 2011 though
Oberness13 said:
"We (DFT Team) developing several interesting stuffs for LEO, like WM65 running from SD card!"
This is what I was talking about... from Cotulla's twitter..apparently that post was in January of 2011 though
Click to expand...
Click to collapse
i did some research on this with MS documents and i dont think its possible without it running like **** or having persistant storage issues. WM2003 didnt need persistant storage and ran mostly from RAM (thats why in the good old days if your battery died it reset!) so that might be possible although you'd probably run in to driver issues.
With Android you can more or less change what the OS does, with WM you cant
Essentially SD is very slow, you could build a form of loader that would install to SD but thats not ideal because you need to run the OS in RAM, RAM drives would do, but thats not persistant and WM didnt have a way of mirroring that data back to the SD. In essence, it was never designed to do it, and it was never designed to be changed, so its unlikely it will run from SD unless those issues could be resolved.
I think the 1GB HD2 was going to get a dual boot at one point, and this new emulator looks promising, thats about as close as we'll get i suspect, but then again, perhaps i miss understood what i saw..
WM7.5
Any step by step instruction to install wm7.5 to my HD2
try see tutorial in my signature
djsolidsnake86 said:
is possible install wp7 and android in nand together?
Click to expand...
Click to collapse
I would guess that it all depends on what MAGDLR 2.01 has in its arsenal. Only time will reveal that. And, for sure it would only be possible on the US T-Mobile version of the phone.
Sent from my Schubert using Board Express
Dual Boot Windows Phone 7 & Android
djsolidsnake86 said:
is possible install wp7 and android in nand together?
Click to expand...
Click to collapse
Have a look at this post:
[06 FEB][VIDEO TUT]Dual Boot Windows Phone 7 & Android
http://forum.xda-developers.com/showthread.php?t=944288

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