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Author Topic: NandPro: LPT and USB nand flash programmer with only 7 wires  (Read 196048 times)
Hoax
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« Reply #300 on: August 31, 2009, 08:24:25 AM »

Quote
Quote from: Hoax
Is there also a difference when you dump it two times in a row without powering it on ?

Yes, there're differences between two nand dumps without powering on the xbox

Hm, thats really strange.. Seems there is any mistake (maybe you did) which we can't see yet..
Check all your wires again. Try each wire with a multimeter. Does every cable get contact ? Each cable in the right order ?  recheck the diagramm. Maybe (I don't know exactly) you only get the correct flashconfig cause of the well placed diode on the boardside? Maybe there is an error in your wiring which you don't expect cause of the right flashconfig? You could ask tmbinc if he can answer this...

Quote
Quote from: Hoax
What sectors exactly differ?

Everytime the sectors are differents... but everytime are in a particular area where there are a lot of FF

Seems there are only dummy values. I don't expect it will fail if the differences are ONLY in this kind of areas with a lot FF FF.. (You maybe can hex edit this to FF as I expect there have to be a FF instead of BF ?) My first (broken) dump had 16 big differences which reach over multiple lines where I only got 00 00 00 .. instead of correct bytes (like dump2 or 3). So if you not got such differences, this won't be a problem I guess..

Quote
Quote from: Hoax
How many bad pages?

2 Pages at the same address everytime (Bad block at 0x576600 and Bad block at 0x576810)

Somewhere in this thread I read that the lower blocks don't matter.. but please read on you're own cause I may be wrong!
My 16 differences where between the 0x0AA 0x0BB area...

Quote
Quote from: Hoax
Is the empty pages count the same in each dump ?

Yes, everytime 1488 empty pages

Okay, I got 1427 on all dumps. Around 1400-1500 must be normal cause nearly everyone has this amount..

Quote
Quote from: Hoax
Is the dump readable in the flashtool (can be opened without errors) ?

Yes, I can open all the dump in flashtool without any errors. Without the Cpu key and 1BL, currently, I can see only the CB / CD / CE / Patch 0 / Patch 1 and on the right side of the utility a list of the files like aac.xexp2 / bootmain.xex / createprofile.xexp2 and so on

Sounds okay for me.. Maybe you could find out which file is stored in your difference-area and check if this is really needed or important?
With much luck it's maybe one of the xboxlive files which you won't need in the future ? I don't know Wink

Quote
Quote from: Hoax
Tried different new/old computers/laptops ?

Yes, I have tried with 6 or 7 computers / laptops (old and new)

When I tried first, I got a connectionerror on 3 computers.. So even if you get the connection maybe some other thing (mentioned above) went wrong whereas every computer will fail! (differences)

Quote
Quote from: Hoax
Cause your flashconfig is correct I guess the wires are all correct.

This's a good point. At least I have done the wires in the right way

But don't have to be! See above.. Maybe it seems correct but it isn't Wink

Something other: Maybe it will help you in any case?

In my company every of my teammembers using the save java version to compile some modules etc. So we can be sure that SVN only shows that differences we want to see (expect). If I'll use an older or newer version of java the complete structure of the file is different. Everthing is rearranged then. SVN will then post every changed line which will print the complete file cause everything is compeltely different even if the file is still working.. (I'm talking about plaintextfiles which you can i.e. generate from oracle form binaries, so don't wonder which files I mean).

maybe it's something like this for you? The dump gets rearranged everytime but contains all the same data as every other dump.. only in a different order ?!

Hope you get lucky soon.. like I did after some investigation Wink
« Last Edit: August 31, 2009, 08:30:54 AM by Hoax » Logged
sonic-iso
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« Reply #301 on: August 31, 2009, 08:59:08 AM »

hmm i dont understand why some people are having problems... i performed last night flawlessly. i made 3 dumps, after doing file compare on the files they ALL matched.i flashed xell than flashed to orig no problems. no errors nothing everything went smoothly. i used a 2002 model hp laptop as the computer. diode was used properly and as i mentioned in a earlier post. i used hellticks wiring method with the network cable method for wiring.
Just a question... Did you have some unreadable page in your nand?

I have got everytime the same error on the address 153... Maybe this's the problem of my nand differences.

Just for your information I have falcon m.b. basically I can only read the nand.... Maybe I can try to erase and write my backup but I need to be sure at 100% to get the right nand before trying something else...

Please reply to my question Smiley

no everything was flawless on ALL 3 dumps. NO bad pages NOTHING. all flawless.
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Ski-lleR
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« Reply #302 on: August 31, 2009, 09:19:52 AM »

My electronic shop re-open tomorrow (vacation), so i will buy the multimeter for check my cable. For now, i use a "Abit NF7-S v2" motherboard for the test. Do you think this one is too much recent ? (i checked, the motherboard of my other old computer contain abit motherboard too, with a 1,6 ghz > not as old as I thought)

So i have p4, 2400+ and 1,6 ghz

I have found p2 350 mhz computer for 10$, do you think it's a good idea to buy ? (or wait tomorrow for the multimeter)
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maximilian0017
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« Reply #303 on: August 31, 2009, 09:24:17 AM »

hmm i dont understand why some people are having problems...

1. Some NAND chips have bad pages.
2. Some pc's are troublesome.
3. Not everybody has the same amount of hacking experience/skill and ofcourse materials lying around.
4. Etc.

For every person posting with a problem there are probably 1000 that have no problem at all.

I welcome you to help all the people who have problems here.

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maximilian0017
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« Reply #304 on: August 31, 2009, 09:33:05 AM »

Well  I'll finish this dump and I'll post some pictures

Pictures?....
Says more than a thousand words
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sonic-iso
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« Reply #305 on: August 31, 2009, 09:35:04 AM »

my setup for those interested (will post pics later tonight)

1 (3 foot network cable)
1 (network cable extension socket)
3 (330 ohm resistors)
1 (25 pin lpt male header)
1 (1n914 diode)
1 (2002 hp laptop)

as i said i followed hellticks design
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GyTe
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« Reply #306 on: August 31, 2009, 10:05:09 AM »

@ sonic-iso - Thanks for the info Smiley
@ maximilian0017  - I'll post the nandpro dump and the pictures of old circuits a.s.a.p. At the moment I'm out of my house...
@ Hoax - Thanks for your great reply... Just for your information, I have checked all the connection between the LPT to the motherboard with the multimeter, no problem and no shorts. Today I have got some new materials, cables to solder of better quality, new lpt connector (the one that I have used isn't new). I'll solder again everything from zero and I'll move back the Ground from the golden ring on the motherboard to the J1D2 - Point 6.

I have spoken to a technician in my company this morning... He advice me to move the ground back on the connector J1D2 (like original circuit of Tiros) maybe there's some differences with the ground taken from the golden ring.

I'll let you know more information once I have finished to solder back the new materials.

Cheers
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sonic-iso
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« Reply #307 on: August 31, 2009, 10:48:25 AM »

to ensure proper soldering on the connections i desolered the points from the bottom of the board slipped my wires through the holes. i than dabbed solder on the points from the BOTTOM of the board. after than i trimmed the extra wire with a pair of dykes. this way i was guarenteed proper connection between the wires and the points. another thing you COULD do is get a Lenline pen and scrape the resin off the points before soldering the wires on to them.also depending on the solder you use you shouldnt have to use flux. but for noobies flux is needed i guess.I hope this helps some people out.
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GyTe
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« Reply #308 on: August 31, 2009, 11:46:14 AM »

@ sonic-iso - I'll try also this thing. Thanks.

This's the content of the file Debuglog.txt. As mentioned above, it's everytime the same :

Quote
Testing LPT device address:0378
Using LPT device at address:0378
FlashConfig:01198010
Starting Block:0x000000
Ending   Block:0x0003FF
Error: 258 reading block 153

More pictures about my first attempt of the mod :

Connector J1D2 :


Connector J2B1 :


Ground on the golden ring:


Global :


Two pieces of connector (disconnected / connected) :


View of 1 / 2 and 11 on LPT side :


View of 14 / 16 / 17 and 18 on LPT side :


"Big picture" :


I'm going to remove the old mod and start with the new one... Smiley
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sandungas
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« Reply #309 on: August 31, 2009, 12:12:10 PM »

Gyte, in the pics... the diode seems to be bad soldered to the wire.
« Last Edit: August 31, 2009, 12:19:32 PM by sandungas » Logged
GyTe
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« Reply #310 on: August 31, 2009, 12:34:33 PM »

Gyte, in the pics... the diode seems to be bad soldered to the wire.
Hi Sandungas... Thanks for the info... I'm going to re-solder everything.. Smiley
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Xb0xGuru
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« Reply #311 on: August 31, 2009, 12:49:38 PM »

Question - why aren't you using J1D2.6 for ground?
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phonsey
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« Reply #312 on: August 31, 2009, 12:59:33 PM »

is there any way to rebuild a nand bump if u have the cpu key kv.bin etc! i have a donor 1888 image if thats any good! please can sum1 help me as i need to no if its possiable cus my 360 will not turn on now!!!
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Xb0xGuru
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« Reply #313 on: August 31, 2009, 01:19:26 PM »

is there any way to rebuild a nand bump if u have the cpu key kv.bin etc! i have a donor 1888 image if thats any good! please can sum1 help me as i need to no if its possiable cus my 360 will not turn on now!!!

Yep, try this: http://www.xboxhacker.net/index.php?topic=12265.msg81244#msg81244
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sonic-iso
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« Reply #314 on: August 31, 2009, 01:26:55 PM »

gyte the point under the diode doesnt have a wire going to it... there should be 5 wires comming out of that area total.
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sonic-iso
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« Reply #315 on: August 31, 2009, 01:32:40 PM »

gyte looking at your pics more and more... i dont mean to sound like im bashing you bro but it looks very amateurish. that ide cable or w/e it is is NOT proper. get a ethernet cable cut it up and use the wires in that. atleast it will be shielded all together. plus depending on the brand of wire it will be copper which is REALLY good for transferring of data.
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GyTe
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« Reply #316 on: August 31, 2009, 01:45:37 PM »

Question - why aren't you using J1D2.6 for ground?
Hi Xb0xGuru, as per the information inside the first page of this thread / the information inside the txt inside the nandpro packet we can use the J1D2.6 or J2B1.12 for the ground.

@ sonic-iso  - Don't worry any advice is accepted Smiley I have changed everything, now I'm going to re-solder everything with new cable. About the J1D2 connector, you can find only 4 wires because I've retrieve the ground signal from the golden ring. In my next mod I'll get the ground from the J1D2 point 6.

Cheers Smiley
« Last Edit: August 31, 2009, 01:48:53 PM by GyTe » Logged
Blackaddr
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« Reply #317 on: August 31, 2009, 02:10:06 PM »

get a ethernet cable cut it up and use the wires in that. atleast it will be shielded all together.

actually standard ethernet cable is made up of unshielded twisted pairs (UTP).

*EDIT*  Also, twisting wires in pairs only helps when the second wire contains a return path for the first wire, or is differential signaling.  All wires in the LPT setup are singled-ended, so you would have to make each pair a signal and ground wire to get any significant benefit over ribbon cable.
« Last Edit: August 31, 2009, 03:22:21 PM by Blackaddr » Logged

360 Info Collection -> http://www.xboxhacker.org/index.php?topic=12940.0

Do not take anything I say as gospel, use your own judgement, make your own decisions.

Please pay attention to which sub-forums are for Research and Technical discussion. The following are NOT for help with and troubleshooting existing hacks.
- Hardware (Technical)
- DVD-ROM Drive and Media
- Hard Disk
- Software (Technical)
Hoax
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« Reply #318 on: August 31, 2009, 02:38:59 PM »

Gyte, in the pics... the diode seems to be bad soldered to the wire.

But then he wouldn't get the right flashconfig I guess? Will work but should be soldered better Wink

Question - why aren't you using J1D2.6 for ground?

There is so less space available hehe... on my first try I also soldered it to the screwhole..

gyte looking at your pics more and more... i dont mean to sound like im bashing you bro but it looks very amateurish. that ide cable or w/e it is is NOT proper. get a ethernet cable cut it up and use the wires in that. atleast it will be shielded all together. plus depending on the brand of wire it will be copper which is REALLY good for transferring of data.

I also did it with such kind of calbe and it works great for me Wink
« Last Edit: August 31, 2009, 02:41:37 PM by Hoax » Logged
maximilian0017
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« Reply #319 on: August 31, 2009, 03:15:54 PM »

gyte looking at your pics more and more... i dont mean to sound like im bashing you bro but it looks very amateurish. that ide cable or w/e it is is NOT proper. get a ethernet cable cut it up and use the wires in that. atleast it will be shielded all together. plus depending on the brand of wire it will be copper which is REALLY good for transferring of data.
Uhm, what kind of conductor is used in ide cables?

And as Blackaddr pointed out:
UTP= Unshielded Twisted Pair (default network cable)
STP= Shielded Twisted pair

And could we please have some hires pictures of your setup?, i want to make the next xbox mod as nice looking as i possibly can...
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