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Subject: 
Re: HELP! NXT brick flash now read-only!!
Newsgroups: 
lugnet.robotics
Date: 
Sun, 4 Feb 2007 23:35:22 GMT
Original-From: 
Juergen Stuber <juergen@jstuber.net&Spamless&>
Viewed: 
4661 times
  
Hi Nathan, hi Ralph,

Ralph Hempel <rhempel@bmts.com> writes:

Yes, there is a script that will set the security bit in the FLASH
firmware, and yes, if you set it, your brick is "bricked"

Like I said before, locking is normal, but setting security bit prevents
and subsequent access to the FLASH.

actually for the adventurous hardware hacker
it might be possible to revive it using the ERASE pin.

Though in this case, and if you are sure you didn't run the script
for setting the security bit, I'd ask LEGO for a replacement.
They are usually very nice about it (the nicest I know on this planet).


Jürgen

--
Jürgen Stuber <juergen@jstuber.net>
http://www.jstuber.net/
gnupg key fingerprint = 2767 CA3C 5680 58BA 9A91  23D9 BED6 9A7A AF9E 68B4



Message has 1 Reply:
  Re: HELP! NXT brick flash now read-only!!
 
(...) Juergen et al., Good news, everyone! The nightmare is over. :-) And I got to learn a few things in the process, too! Setting the security bit must have been what I did, although I don't specifically recall it...I do remember that, before I (...) (18 years ago, 5-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)

Message is in Reply To:
  Re: HELP! NXT brick flash now read-only!!
 
(...) OK, everybody take a deep breath and slow down. first of all, the SAMBA version I'm using is 1.11, available here: (URL) And for anyone that's going to get busy hacking firmware, this is a great place to start: (URL) Yes, there is a script (...) (18 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)

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