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#771 |
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Apprentice
![]() Join Date: Jan 2013
Posts: 15
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Liked 5 Times in 3 Posts
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100nf (0.1uf) will do the job.
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Likes: (3) |
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#772 |
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Apprentice
![]() Join Date: Feb 2013
Posts: 20
Likes: 19
Liked 11 Times in 7 Posts
Mentioned: 3 Post(s)
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@guerrierodipace
This is the first time i actually see NANDWay working on the net. usually people ask if ther are problems. Thanks for sharing and good luck.. |
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Likes: (1) |
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#773 | |
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Member
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Now we can throw away progskeet 1.2
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Likes: (1) |
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#774 | |
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Homebrew Developer
![]() Join Date: Jul 2011
Posts: 300
Likes: 33
Liked 219 Times in 104 Posts
Mentioned: 85 Post(s)
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![]() Powering with atx psu didn't work. All control lines (except RE) were pulled high by the mobo and teensy couldnt pull them low (low resulted in being 2V). Powering teensy from the console didn't work either. Similar problem. And forget about tristate (SB_EBUS_ACK / SB_EBUS_RDY). Didn't do anything. But with the voltage regulator I was able to dump my nands. Just had to modify your code a little. Pull WP and WE high at startup, console crashes. Vcc from teensy isn't connected to ps3. Apparently nands are fed with "some" voltage through control lines. But I'm still investigating. And again: nice and clean code! ![]() -- judges P.S: Will add you as collaborator to the norway git.. Last edited by judges; 02-15-2013 at 09:33 AM. |
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Likes: (1) |
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#775 |
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Apprentice
![]() Join Date: Feb 2013
Posts: 20
Likes: 19
Liked 11 Times in 7 Posts
Mentioned: 3 Post(s)
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RE: Powering with atx psu didn't work. All control lines (except RE) were pulled high by the mobo and teensy couldnt pull them low (low resulted in being 2V).
I saw the same thing. actually - the way i managed to "make it work" was to use power supply which is somewhat defective and which drops voltage to 2.7v. this way the NANDs where powered from outside and not by the Teensy regulator (which draws power from USB 0.5mA). teensy still must be powered from the 3.3v regulator because 2.7v isn't enough to power it. RE: And forget about tristate (SB_EBUS_ACK / SB_EBUS_RDY). Didn't do anything. I was able to connect TRI (pin 52) to GND and the console was powered without doing anything. Still - i ran to the same issue of Pins pushed to HIGH. Re: But with the voltage regulator I was able to dump my nands. Just had to modify your code a little. Pull WP and WE high at startup, console crashes. Vcc from teensy isn't connected to ps3. Apparently nands are fed with "some" voltage through control lines. But I'm still investigating. I don't understand this. Using the Regulator only and trying to power the NANDs on the motherboard will cause a 1.8A current draw and will shut down the host's USB port, isn't it? Anyways - i was able to kill my board - so after i will be able to revive it - i will try to find something more do-able. And again: nice and clean code! ![]() Thanks !************* [ - Post Merged - ] ************* I united the code of Teensy NORWay and Teensy NANDWay. The code is now located in the original place it was forked from (thanks to @judges ) NORWay project. i will continue my research in trying to flash the NANDs which on board. (Maybe trying to connect the motherboard to ~2.7v isn't such a bad idea after all.) |
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Likes: (1) |
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#776 |
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Apprentice
Join Date: Feb 2013
Posts: 1
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Hey all,
I was wondering how much wire you need for this. I have 10 ft (3 m) wire right now which I don't think is going to be enough (each wire would be about 2-3 inches, or 5-8 cm). If I got another 10 ft would that be enough? |
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#777 | |
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Homebrew Developer
![]() Join Date: Jul 2011
Posts: 300
Likes: 33
Liked 219 Times in 104 Posts
Mentioned: 85 Post(s)
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Get some more wire. 5cm wires are hard to solder.. -- judges |
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#778 |
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Member
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In our italian forum seems that some people with a NAND Samusung type B isn't able to recognize with zif socket meanwhile type B is ok.
Any suggestion? I haven't a type B nand to test. |
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Likes: (1) |
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#779 |
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Apprentice
![]() Join Date: Feb 2013
Posts: 20
Likes: 19
Liked 11 Times in 7 Posts
Mentioned: 3 Post(s)
Tagged: 0 Thread(s)
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@guerrierodipace
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what is the behavior? is the chip recognized? is there any dump? please supply more information. |
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#780 | |
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Member
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http://www.consoleopen.com/forum/hac...tml#post136431 i am telling to this guy to post here his problems with Samsung nand |
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