Re: [Gumstix-users] JTAG - Gumstix connector board

[Keith O. <kso...@gm...>]

Craig Hughes wrote:

> On Feb 13, 2006, at 11:05 AM, Nik Martin wrote:
>
>> On 2/13/06, Craig Hughes <cr...@gu...> wrote:
>>
>>> On Feb 13, 2006, at 9:13 AM, Nik Martin wrote:
>>>
>>>> Does anybody have a design or layout for a hirose-to-jtag carrier
>>>> board?  I've gotten tired of making doorstops out of gumstix, and  
>>>> need
>>>> to be able to reflash u-boot in house.  I thought I'd check with the
>>>> list before designing my own, since I need it kind of quick.
>>>
>>>
>>> I'm pretty sure Gordon has a hirose-to-wiggler board, since we have a
>>> couple of instantiations thereof at HQ.  I'll see if I can get him to
>>> post that somewhere (as well as the touchpoint-wiggler board for the
>>> newer gumstix which don't have JTAG on the hirose any more)
>>
>>
>> How would one determine if the board thay have is a "newer" gumstix?
>> I have 3 fairly new connex XM400, and it has several TPs scattered
>> around the board.  Any specific reason to remove the jtag from the
>> hirose?  Does that mean I'll have to solder to the test points each
>> time I need to debug via JTAG?
>
>
> The "new" gumstix is silkscreened GUMSTIX #0.9 between the RAM  
> chips.  The reason for removing JTAG from the 60-pin connector was to  
> free up space to bring out the 4th UART instead.  And you don't need  
> to solder to the touchpoints -- you just need to touch to the  
> touchpoints with a springie thing.
>
> C 

.....to use the technical term.....<G>

-- 
Keith Olson
K-Soft Consulting