Scott Shawcroft 7ea76e0889 atmel-samd: Pin reset improvements.
* Reset SWD lines to SWD rather than GPIO. This makes OpenOCD happier.
* Default speaker enable lines to False for CircuitPlayground to prevent
  the speaker from buzzing when no sound is playing. Fixes #126
2017-05-12 13:14:01 -07:00
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