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The Android mainlining interest group meeting: a reportThe Android mainlining interest group meeting: a reportPosted Mar 2, 2012 17:09 UTC (Fri) by laf0rge (subscriber, #6469)Parent article: The Android mainlining interest group meeting: a report
> Dima then showed off a very cool debugging tool for their latest devices. With a headphone plug on one end and USB on the other, he showed off how the headphone jack on the phone can do double duty as a serial port allowing for debug access.
This is more or less industry standard for many, many years. It goes back way into feature phones, e.g. look at the Compal/Motorola C1xx phones or the "Motorola T191 cable".
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