spark/docs — pull request #226 by ScruffR (2014-09-22 08:48:38+00:00)
Title: Clarification for Vin pin

There have been some discussions on the forum about the meaning/use of the Vin pin.
Most recent
http://community.spark.io/t/does-spark-core-supplies-5v/7066
http://community.spark.io/t/gps-to-spark-core/7058