On Sun 03 May 2015 18:29:33 Spacefalcon the Outlaw wrote: > Hello, > > I'm developing new GSM firmware for the Calypso (www.freecalypso.org), > and I could really use the help of JTAG for debugging. However, > unless I'm missing something, it appears that the Calypso's JTAG > signals are not accessible on GTA02 hardware. :-( They are shown as > unconnected on the GTA02_Schematic_MB_A5_1220.pdf schematics, and > looking at the GTA02_MB_A6 gerbers which Sean recently released, I see > that the pads under the Calypso's JTAG balls are not wired to anything > at all, i.e., totally unconnected and inaccessible. :-( > > However, the ZIP with design files which Sean dug up for us covers A1 > through A6; GTA02A7 is not in there. Would anyone happen to know if > perchance the Calypso JTAG signals are brought out to some accessible > test points on GTA02A7 or some other GTA02 or GTA01 version? > > TIA, > SF
No layout changes regarding JTAG been applied to A7, *maybe* the #1024 routing bug got fixed, though I doubt. /j -- () ascii ribbon campaign /\ against html e-mail - against proprietary attachments http://www.georgedillon.com/web/html_email_is_evil.shtml http://www.nonhtmlmail.org/campaign.html http://www.georgedillon.com/web/html_email_is_evil_still.shtml http://www.gerstbach.at/2004/ascii/ (German)
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