[MOD] NFC Screen Locked/Screen Off Versions Updated on 8th Oct

kantjer

Inactive Recognized Contributor
Dec 11, 2010
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Glad its all working well. When samsung release a new updated rom, I will create an updated nfc mod and I will post on this thread.

As I said before the screenoff version has been solid for 4 days and very little battery drain. Which has shocked me.
Same here no issues or extra battery drain at all :good:
I'm very happy with this mod.
 
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fmark

Senior Member
May 7, 2006
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Just wanted to let everybody interested know that I successfully tested this mod on my Canadian SGH-I337M version with rooted stock I337MUMUAMDJ rom.

1. Back up /system/app/NfcNci.apk and NfcNci.odex files.
2. Extract NfcNci.apk from XXUAME2-ODEX+DEODEX-NFC-Screenoff.zip (from the first post)
3. Copy extracted NfcNci.apk to /system/app/
4. Change NfcNci.apk permissions to 644
5. Reboot into Recover and clear Cache and Dalvik cache
6. Reboot the phone

Thanks to the OP ! I just hope this mod does not kill the battery. Now NFC is a real joy in the car :)
 

OptimalKiller

Senior Member
Jul 6, 2010
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Just wanted to let everybody interested know that I successfully tested this mod on my Canadian SGH-I337M version with rooted stock I337MUMUAMDJ rom.

1. Back up /system/app/NfcNci.apk and NfcNci.odex files.
2. Extract NfcNci.apk from XXUAME2-ODEX+DEODEX-NFC-Screenoff.zip (from the first post)
3. Copy extracted NfcNci.apk to /system/app/
4. Change NfcNci.apk permissions to 644
5. Reboot into Recover and clear Cache and Dalvik cache
6. Reboot the phone

Thanks to the OP ! I just hope this mod does not kill the battery. Now NFC is a real joy in the car :)
Nice one fmark,

Glad its working on your phone, I doubt you will notice any battery drain, but you also could you the lockscreen version if you do experience any issues.

If you are happy that its working please feel free to post a link to this thread for other users as well

Many Thanks

Optimal
 

OptimalKiller

Senior Member
Jul 6, 2010
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It should be fine make a backup of the nfcnci.apk and nfcnci.ofex if it exists which is located in the /system/app folder and flash the mod.

If it does not work let me know.

Cheers

Optimal

Sent from my GT-I9505 using Tapatalk 2
 
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quack3d

Senior Member
Apr 1, 2012
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I flashed XXUAME2-ODEX+DEODEX-NFC-Lockscreen.zip with CWM, but I still have to unlock the device before NFC works.

I have XXUAME2 rooted with CF-Auto-Root, odexed. That should be enough, right?
 

OptimalKiller

Senior Member
Jul 6, 2010
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Hi quack3d. Can you check the screen off version to see if that works. Let me know how it goes.


Optimal

Sent from my GT-I9505
 
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OptimalKiller

Senior Member
Jul 6, 2010
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Ok can you try this version for me fist

Main OP updated the CWM script, to remove the odex files if using an odex rom

if that fails try the manual method.

COPY & PASTE PROCEDURE from @fmark post
1. Back up /system/app/NfcNci.apk and NfcNci.odex files.
2. Extract NfcNci.apk from XXUAME2-ODEX+DEODEX-NFC-Lockscreen.zip
3. Copy extracted NfcNci.apk to /system/app/
4. delete NfcNci.odex from the /system/app if it exists
5. Change NfcNci.apk permissions to 644 change owner to root and root if using root explorer
6. Reboot into Recover and clear Cache and Dalvik cache
7. Reboot the phone


Sent from my GT-I9505

Let me know which method worked for you if it does.
 
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OptimalKiller

Senior Member
Jul 6, 2010
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Yeah, new version worked. :good: I see now that the old tried to delete the wrong files.

Yes, it would not have been an issue, if you was using deodex rom the file would have been replaced. but becuase your using an odex rom the odex file was not deleted.

I have updated the two versions on the main posts with the correct files to remove, it was an old hang up from SGS3.

Glad you got it working/

Optimal
 
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quack3d

Senior Member
Apr 1, 2012
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That makes sense.

However, I'm getting a bunch of "NFC payment failed" just from reading a NFC chip that's set to read out the time loud. It also doesn't read it out when screen is locked (only the NFC sound plays) and freezes the device when I unlock.

EDIT: In NFC Retag I changed it to starting an app instead, but I get errors saying "Unexpected error..." and it sometimes freezes the device.

EDIT2: Cannot reproduce the error nor the freeze anymore. Not sure what happened. Everything looks to be OK now. A bit worried about the "NFC payment failed" that showed up a few times though. Any chance the NfcNci.apk you used could contain some naughty code?
 
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OptimalKiller

Senior Member
Jul 6, 2010
647
552
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UK
Hi quack3

No chance of any naughty code. The most common problem is that you have 2 programs conflicting each other. Look for a program called tags.apk and tags.odex back them up first then delete them. I cant help with the nfc payment as its not available in the uk.

But as you can see the program works. If you feel uncomfortable using the program. Please remove it.

The choice is yours.

Optimal



Sent from my GT-I9505
 

flash3d

Senior Member
Aug 2, 2010
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Sorry for the delay but I promised to report back :).

Mod is working perfect and there is no noticeable battery drain (using the always on version).

Thanks again.

Sent from my GT-I9505 using xda premium