 | | HELP! NXT brick flash now read-only!!
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| All, Up until this point, I kept hearing that it was pretty much next to impossible to "brick" a brick. However, I think I've managed to be the first person to prove that it *can* be done (not that I'm proud of this fact :-( ). A few weeks back, I (...) (17 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| (...) Nathan, What software did you use to load V1.04? It sounds like there is something in there that set the firmware to read-only after it loaded it. Can you find any settings like that in that software? Steve (17 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| (...) The Atmel SAM-BA downloader, included in their In-system Programmer package: (URL) was using an older version than the one currently available on their site, though (1.7 vs. 1.8). (...) Well, it would be nice to be able to get back IN to the (...) (17 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| (...) 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 (...) (17 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | RE: HELP! NXT brick flash now read-only!!
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| (...) It may be obvious, but: Holding the reset pin for a few seconds simply does a brick reset. Holding the reset pin for around 15 seconds is supposed to put the brick into SAMBA mode. You are doing the second I hope. And just to be safe, you've (...) (17 years ago, 4-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| Hi Nathan, hi Ralph, (...) 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 (...) (17 years ago, 4-Feb-07, to lugnet.robotics)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| (...) 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 (...) (17 years ago, 5-Feb-07, to lugnet.robotics, lugnet.robotics.nxt)
| | | | | Re: HELP! NXT brick flash now read-only!!
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| Hi Nathan, (...) clever solution. I actually wondered how to do the debouncing, to get the required (in bold face!) pulse of at least 50ms. (...) :-) Jürgen (17 years ago, 5-Feb-07, to lugnet.robotics)
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