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English - X300T / X301T / DIT9719 / KISS KMM / BT Vision / Bluewin TV-Box / V-BOX/ VIP 1216 or similar Hardware => Hardware => Topic started by: ezzie on 28. May 2009, 21:17

Title: 7421/05
Post by: ezzie on 28. May 2009, 21:17
hi all  first an hello

i have the 7421/05 with  no jtag points on the main board its different layout to similar models as the pics on the wiki show regarding  jtag
ie http://www.t-hack.com/forum/index.php?topic=380.0

so i have sanded down the smp found the jtag points as per pic  as it shows on the wiki my point is this

i have traced tdi  tck and tms has any  one else played with this as im struggling to find tdo?
Title: Re: 7421/05
Post by: is0-mick on 28. May 2009, 21:52
welcome "e" ;) I know who you are :)
Glad to have you onboard

Mick
Title: Re: 7421/05
Post by: ezzie on 28. May 2009, 22:00
aye  :) im hoping to reduce amount of wiring to smp for others tbh ive got it down to 2 points to poss wire on chip none would be good but looking like possible 2 unless some 1 else has found tdo?
Title: Re: 7421/05
Post by: Herman on 29. May 2009, 09:06

welcome "e" ;) I know who you are :)
Glad to have you onboard


dear god no.......... :)
Title: Re: 7421/05
Post by: ezzie on 29. May 2009, 18:15
hi have attached a pic of what have found so far
Title: Re: 7421/05
Post by: caver99 on 11. Jun 2009, 22:45
I have the same board as ezzie and i am a noob at these boxs, is there any info n thses boards apart from what ezzie has found.
Title: Re: 7421/05
Post by: ezzie on 11. Jun 2009, 23:02
i havent had a lot of time to further investigate but will be looking further into this shortly as it is not as straightforward as it seems
some of the points on the smp that are used for jtag seem to be grounded so when i get a bit more time i will look into it a bit more