Must just be my week for strange behaviour
kgordon420 at gmail.com
Wed Feb 15 13:39:53 EST 2012
On Wed, Feb 15, 2012 at 1:34 PM, Paul Fox <pgf at laptop.org> wrote:
> kevin wrote:
> > I'm fixing up about 5 XO-1s I bought from eBay, all with what appear to
> > RTC issues.
> > 4 all worked nicely, page fault error from the serial adapter console,
> > entered the select/decimal/set-time, they rebooted and re-flashed very
> > Alas, number 5, when I crank up the power, all that appears on the
> > console is a '+' sign, no pretty Forth message, no Page Fault error,
> > that lonely arithmetic symbol.
> > Went back to a couple of the others and verified that serial adapter and
> > console still worked
> > Is there a possiblity that this one beast might have a different baud
> > or parity? I didn't really want to try the o, let's say, 32768
> no, it's not a baud rate or parity issue. if you look closely at the
> serial output from one of your working machines, you'll see that the
> very first character produced by OFW is '+'. <cr><nl> or <nl><cr> is
> next, then the Forthmacs strings. i believe mitch uses every one of
> those characters as a progress indication. dying as early as your
> machine does is probably not a good sign.
And I left my JTAG in my other pants.
I'll put it into the 'Investigate Later' bin, as it looks like it might
take a fair amount of time/effort with an appreciable chance of ultimate
failure. Back to the 1.75 I go .....
Thanks everyone for the quick replies.
> paul fox, pgf at laptop.org
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