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can't get jtag utility to detect my sb5101 - Printable Version

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+--- Thread: can't get jtag utility to detect my sb5101 (/showthread.php?tid=674)



can't get jtag utility to detect my sb5101 - i3en - 05-11-2010

I had a jtag from when i used to test on dn receivers. So I found the schematics here for the motorola sb5101 (thanks rajkosto) and I soldered the jtag to work with the sb5101
Here are some pics
[Image: IMG00217.jpg]
[Image: IMG00218.jpg]
[Image: IMG00220.jpg]

Ive used tom's jtag utility and some other one. But i can't get either to detect it. Ive tried pressing it hard with one hand while detecting, Ive tried flipping the connection.

And nothing yet. Any Suggestions?

Thanks
i3en


RE: can't get jtag utility to detect my sb5101 - drewmerc - 05-11-2010

if your not soldering the pins to the modem i find it helps to plug them in upside down (so the longer pins go thru the holes)

also use a multimeter to test if the connection is working on all pins


RE: can't get jtag utility to detect my sb5101 - i3en - 05-11-2010

i did check with my multimeter and all the pins are working fine. I tried it upside down like you said with no luck. is there any driver needed? I did order a jtag cable from ebay it should be arriving today. So if there is anything wrong with mine that should fix it.


RE: can't get jtag utility to detect my sb5101 - drewmerc - 05-11-2010

the included io.sys needs a 32bit version of windows (only other thing i can think of)


RE: can't get jtag utility to detect my sb5101 - i3en - 05-11-2010

alright i got the cable in the mail. This one seems to work better but now i get
Read IDCODE: 0xfbffffff
Manufacturer: 0x7ff
Part: 0xbfff
Version: 0xf

that is in tom's jtag utility


RE: can't get jtag utility to detect my sb5101 - ABMJR - 05-11-2010

Sounds/looks bricked.

Head over to SBH and read more there