Bricked E3000

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barryware
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Joined: 26 Jan 2008
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PostPosted: Sat Oct 29, 2011 15:56    Post subject: Reply with quote
fggs wrote:
Guess what?! tjtag 3.0.2 RC2 doesn't play along with unbuffered cables hehe lucky me

As soon as I receive my new credit card's password (which will allow me to see its bill) that is trapped in postoffice because they were in strike, I will validate it in my paypal account and buy tornado's adapter.

Which one do you have Barry? Parallel or USB?


Parallel.. That is the only adapter I use. tornado's preferred adapter.

The software (zjtag) for the usb adapter needs a little work if you troll the forums but I have no hands on with either the usb adapter or the software.

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fggs
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Joined: 28 Jan 2008
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PostPosted: Sat Oct 29, 2011 16:14    Post subject: Reply with quote
Parallel it is!

I let you know when it comes..
nuke12
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Joined: 10 Jul 2011
Posts: 90

PostPosted: Sat Oct 29, 2011 20:37    Post subject: Reply with quote
I would pick parallel as well BUT it's not very "future" proof.

Most newer computers will NOT have a parallel (printer) port. USB to parallel adapters are a PITA. Computers see the USB device but need drivers to access the parallel device at the end of the USB cable. I don't know why, but timing issues always seems screwed up when using these?

So you can buy a parallel port card. Seems great, right? Well the issue with these is they never seem to use the "old" standard ports or interrupts and lots of software won't find them. Some of the software drivers claim "emulation" mode and the device seems to be at the old port/interrupt but my experience is they don't work.

All these new devices/ports are great on computers but the best ports for the DIY/hacker were/are the old ISA parallel/comm ports.
barryware
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Joined: 26 Jan 2008
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PostPosted: Sat Oct 29, 2011 21:03    Post subject: Reply with quote
as discussed.. you can not use a usb to parallel adapter..

However, you can use a pcmcia parallel adapter..

I have an old laptop which has a real pp port. It rocks. Win xp Smile (32 bit). This is the rig I use for jtag. It has never failed me.

The only reason I still use this rig, is for its pp port & jtag..

Got jtag hooked up to a router on this rig as well as tftp.. use another rig for serial console at the same time..

Plus this laptop I refer to, does not have a problem in initializing the wired nic so it is great for tftp'ing when you only have a couple of seconds to catch it..

old is old.. but old is the best!

I can't tell you how many routers I have fixed by just tftp'ing firmware due to the built in wired nic on this rig..

The owner tried & tried and failed cuz his nic didn't initialize till it saw a signal.. by then, it is too late.

The way around that problem is to put a hub or switch in between the router and rig.. The switch (or hub), will supply signal to the nic and keep it activated.

laptop = dell inspiron 2650.. 2006 vintage! Mr. Green

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fggs
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Joined: 28 Jan 2008
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PostPosted: Sat Oct 29, 2011 23:04    Post subject: Reply with quote
The laptop I use for jtag is from 2000 and has linux on it, works great too!

For tftp I use another laptop with Vista x64 and CA42 TTL-to-Serial cable..

When I need to jtag in Windows, I have my work machine, an old Celeron D, but I only have access to it during the week Sad


Last edited by fggs on Thu Nov 03, 2011 23:48; edited 1 time in total
fggs
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Joined: 28 Jan 2008
Posts: 1741

PostPosted: Thu Nov 03, 2011 23:45    Post subject: Reply with quote
My credit card is not PayPal verified yet, so I can't buy the adapter.

I'm posting because I saw posts from Tornado on another thread and I hope he can post here too.

My question: With an unbufered cable and E3000, would processor by identified with 3.0.1? I've also tried 3.0.2 RC2-1 with /cable:dlc5 but tjtag doesn't identify my cable Sad

Tornado: Glad to see you back, I hope my credit card can be verified soon so I can buy your adapter or at least donate!
C007dudz
DD-WRT Novice


Joined: 26 May 2010
Posts: 8

PostPosted: Wed Jan 30, 2013 12:55    Post subject: Reply with quote
Hi Guys, do you have any updates regarding this? I would really like to have more info on how to do this as I am a noob in these things.. I think I needed to do a jtag on my e3000 coz it died on me months ago and doing serial didn't fix it. I hope you have more info of this (and some pictures too) Rolling Eyes
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