[nas-2000] Re: Bootloader - cheap JTAG here..
- From: "Alfred Bruckner" <alfred.bruckner@xxxxxx>
- To: <nas-2000@xxxxxxxxxxxxx>
- Date: Tue, 20 Nov 2007 01:04:54 +0100
-----Original Message-----
From: nas-2000-bounce@xxxxxxxxxxxxx [mailto:nas-2000-bounce@xxxxxxxxxxxxx]
On Behalf Of philipp Wehrheim
Sent: Tuesday, November 20, 2007 12:54 AM
To: nas-2000@xxxxxxxxxxxxx
Subject: [nas-2000] Re: Bootloader - cheap JTAG here..
Asure wrote:
>>
>> Default User schrieb:
>>> Where i can find that product, can you gimme any image of JTAG adapter
>>> i need to reflash bootloader?
>>>
>>> On Nov 19, 2007 9:18 PM, flipstar@xxxxxxx <flipstar@xxxxxxx> wrote:
>>>> Hey Default User / Kenshin
>>>>
>>
>> Please reread the next line:
>>
>>>> the only way to reflash the bootloader is via a JTAG Adapter ...
>>>> Alfred and Jerkball are working on this ... so stay tuned!
>>
>> END
>>
>> You'll have to build the JTAG adpater yourself.
>> BUT IT IS NOT FINISH YET
>>
>> --
>
> Ok ok.. here's one for ~9 euro's ex shipping.
> http://cgi.ebay.nl/ws/eBayISAPI.dll?ViewItem&item=120185102114
> With a decent length of printercable you can go a long way, and no
> worries about
> the resistor-based wiggler type cables.. This is the real thing.
>
> I have bought from this guy before, he's ok & fast. Haven't used the
> adapter yet, i
> bought it for some realtek device, that i need to solder wires to the
> cpu.. bah..
>
> So, where's the unsoldered JTAG port exactly on the board, and what's
> the pinout ?
It's called "J5" next to the (unsoldert) USB-Port.
http://nas-2000.org/mwiki/index.php?title=Image:Board_port.png
No idea about the Pinout -> Alfred, Jerkball?
--
flip
>
> - Alex
>
>
>
Hi,
pinout should be like ARM-JTAG Wiggler compatible port.
3V3 1 2 3V3
NTRST 3 4 GND
TDI 5 6 GND
TMS 7 8 GND
TCK 9 10 GND
11 12 GND
TDO 13 14 GND
15 16 GND
DBGRQ 17 18 GND
DBGAC 19 20 GND
I could not get useful communication through JTAG till now,
Alfred
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