bakercp/PacketSerial — pull request #1 by Swap-File (2014-10-30 01:05:26+00:00)
Title: Bookend Data with PacketMarker

This ensures encoded data will be detected by the receiver even if other non-encoded data is being transmitted by the sender on the same Serial Port. (For example, a human readable serial.print() directly before a PacketSerial send).