Compatibility of serial adapters

Paul Fox pgf at
Wed Oct 21 13:25:54 EDT 2015

peter wrote:
 > Seems that an adapter such as ,
 > similar to the first generation adapter, might work.  The concluding
 > sentence in
 > is "This only works on the XO-1."  What prevents it from working on an
 > XO-1.5?  Can anyone elaborate on this compatibility topic?

i believe it's because the later adapters are USB adapters, and are
powered from the USB side.  the old XO-1 adapter gets power from
the laptop -- that power isn't available from later models.  (read
the descriptions of "Pin 1" in the Electrical Details section of
the page you linked to.

 paul fox, pgf at

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