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Apprentice
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DYN-001 Teensy TRIST_N always LOW
hey
after searching for days for a solution for my problem i found this forum. hope someone can help me. i tried to DEX my PS3 slim, but i bricked it - i have a working backup of the flash. so i bought a teensy board and installed it according to -> http://www.ps3devwiki.com/wiki/Hardware_flashing then i ran norway 0.5. it recognised the flash at the first run. i tried dumping -> worked i tried erasing -> worked -> checked with HxD then i tried writing back my backup -> nope then i searched the internet to find someone with the same problems. TRISTATE is somehow the problem. in my case it is always LOW - i checked my soldering - fine tried every combination of powering up teensy and ps3 - none worked so what should i do?!? PLEASE help me to bring back life to my PS3!!!!
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#2 |
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Senior Member
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isn't the "write command" changed in final 0.5/beta0.6, did not test those versions yet..
i had some problems with dumping bad dumps using a 0.5 beta3 0.5 beta4 worked fine as the older 0.4 for dump and write btw, mine is also, i guess always TRIST_N=LOW and works fine with it i attach the NORway.py 0.5 beta working fine here, try it out, no harm done if u have good backups, remove the .txt extension.. command NORway.py COMx write flash.bin i figured if this version works, i'm not testing anything else although each update must be better ofcourse, for the latest i'm not really sure of the "write" command used, that's why i stick with attached 0.5 BETA MD5: 76bb958b8c746c84f375a1e77500499c edit wel yeah like i said..just guessing ![]() TRIST_N=LOW shouldn't be a problem tho.. goodluck with fix Last edited by haz367; 01-12-2013 at 09:19 AM. |
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#3 |
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Apprentice
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hey
just tried it same problem - retry........ ;-( |
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#4 |
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Apprentice
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so,
now i tried to write back an erased chip dump - worked but why i cannot write back the original dump? it has éxactly the same size? btw: the flash backup was created with dump_flash.pkg hope this is compatible with norway.... Last edited by datemorphi; 08-12-2012 at 03:51 PM. |
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#5 |
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Senior Member
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i just tested a dump_flash dump and a Teensy dump from same console/setup
the dumps are identical, haven't tested flashing back a dumpflash dump with teensy, but why would it not work as the dumps are a match Last edited by haz367; 01-12-2013 at 09:19 AM. |
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#6 | ||||
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if you have the volt reg then remove it. keep the 5v track cut and keep the 3.3v bridged and connect the vcc to the ps3 this is the new way to connect the TEENSY++ please use my guide. and report here in your thread your results so others with this problem can see when / how you solved it try the guide i posted and follow it step by step (except exchange your origional "backup" dump after the dumping step ) ![]() so if the dump you are flashing back is the dump you have just made then there is nothing to flash back so it will go through the motions and give you a compleated message at the end (although it didnt write ANYTHING as there the same) now your origional "backup" dump is different so its trying to write the differences back but it fail's this time as it is actually trying to write. i assume you have the volt reg soldered so when remove it and connect the vcc to the ps3 (DO NOT TURN THE PS3 ON WHEN THIS IS CONNECTED infact remove the ps3's power cable and put it out of reach) then you will find it will now write & flash your NOR but follow my guide so you can be sure it is done correctly btw if your "backup" was created via a console dump eg via linux / a pkg etc then you dont have a full dump. hardware flashers can read / write / erase the whole NOR where ps3 run software can only dump "most" not "all" so if you have erased it then flash back your TEENSY++ dumped dump then flash back your "backup" dump or you will have parts missing. (i know thats confusing but trust me on this as you could end up thinking you have messed something else up if/when the ps3 doesnt boot when actually its just some of the dump thats missing) Last edited by baileyscream; 08-13-2012 at 08:36 AM. |
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#7 | |
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great info as usual
@baileyscream
, mine is the old setup(+vreg) and have no problems, it's "spansion", and using NORway 0.5 final, nice to see it fixed for all ps3boards, once it's running it's such a great little device, once u have one u aint wanna get back to E3, and ur setup is perfect btw using "male/female" connectors for easy removal
, mine is fixed by Mushy to hard a job for me so i'll trew in the towel and send it off, great guy and great service, very much recommended ![]() ok, the last quote u made, i have no problems with the Teensy setup(+vreg) on cechl04/spansion NOR, and yes i'm sticking with the build that worked to downgrade it from OFW4.20 back to 3.55, if if aint broke..no need to fix can't say for "software" dump as luckily not required on my end, but WHY would the "write" fail if it's a CLEAN/complete dump, NORway should "write" it back no matter wich OFW/CFW is in the ros folders? the issue is the vreg on samsung then right, if totally wrong on this..forget what i wrote heh i noticed the topic/TRIST_N=LOW, that's why i responded cuse mine is always LOW and working fineanyways...keep up the good work and thx for the great tutorials baileyscream and @datemorphi suc6 on the fix ![]() ************* [ - Post Merged - ] ************* excuse upfront, i just don't get this part, i have 2 dumps, 1 made by softwareflasher/dump_flash.pkg, compared against a NORway dump, everything is identical,statistics, erasing the NOR and writing back the dump_flash.pkg one should just work, it's the same anyway, i'm out of the topic cuse i don't wanna hijack this topic ![]() thx for all the tips either way..it's appreciated
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#8 | |
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ok thats strange as the dumps are supposed to be different sizes to start with. and i think it is in the wiki somewhere (i will have to check. i just noted that software dumps are not full dumps and left it as that) that linux doesnt do a full dump actually thinking about it i could be mistaking it for NAND dumps. that would make more sense Last edited by baileyscream; 08-13-2012 at 09:35 AM. |
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#9 |
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Senior Member
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@baileyscream
, lol
![]() i found hard to have enough patience to finish the job, although my soldering wasn't bad(confirmed) but i wasn't sure of it, gave in and made contact with a solder pro, he then re-soldered the Teensy and i'm good, sometimes a guy have to admit defeat, keep in mind i never soldered fine stuff before so a bit way of my head, and maibe i could have done it myself, i'm sure its great feeling if one finish this project on his one..it was to hard for me btw Mushy got some stuff in the make (WIP Dual boot Teensy) i've seen a picture, he sure knows his stuff..okay enough about my crappy solderjobi have no problem with Teensy/NORway apart from build 0.5 beta3?!, only that build didn't work for my setup = 0000/zero bytes dumps..each time, also "judges" can't tell the problem why only zero's on that build and "spansion NOR".. beats me to, i only know the setup was tested&working with NORway 0.4(only dumps!!) i then updated to OFW4.20 and downgraded back with "patched" dump, worked for 04/0.5 Beta 5?(the one attached) and 0.5 final, have not tested 0.6 beta only with one NORway build i had problems yes, it can't be the setup if u ask me and the softwaredump vs hardware dump, atleast for me they are identical, it may be different for NAND, i've seen it mentioned a couple times before, cex2dex thing/linux, verified those dumps against hardware/e3 dumps, also the same about the topicstarter's situation, i'm not sure, if the software dump is clean, why would it not work and because he asked about TRIST_N=LOW being his problem, i responded it should be OK as mine is the same and working, if all this is fixed by removing the voltage regulator and also fixing a FSM problem..great stuff, i have not seen this on my end+using a FSM dongle anyway, but hey i'm just another guy who can't pro solder so wtf i'm doing in the topic hehe thx for clearing up some NORway confusion, only problem after this it confuses me even more lol....oh well it works..its all good...the softwaredump @datemorphi have there is cex-cfw355 before bricking, sure the dump is verified? or did u mispatch/dex it and bricked because of that? if the second and cexdump is OK, it should write it back, atleast we all think it should right...try diff builds..i'm just trowing ideas u might have considered already goodluck anyway!
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#10 | ||
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Apprentice
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i chekced my SW flashdump according to the teensy tutorial - it should be a correct dump! ************* [ - Post Merged - ] *************
with the flash dump + eid0 i created a dex flash -> tool said its ok then i tried to flash it back with asbestloader but failed - this all happened BEFORE the easy to use tools arrived ;-( Last edited by datemorphi; 08-13-2012 at 02:59 PM. |
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