SDI12.cpp file

This file implements the main class for the SDI-12 implementation.

========================== Arduino SDI-12 ==================================

An Arduino library for SDI-12 communication with a wide variety of environmental sensors. This library provides a general software solution, without requiring any additional hardware.

======================== Attribution & License =============================

Copyright (C) 2013 Stroud Water Research Center Available at https://github.com/EnviroDIY/Arduino-SDI-12

Authored initially in August 2013 by: Kevin M. Smith (http://ethosengineering.org) Inquiries: SDI12@ethosengineering.org

Modified 2017 by Manuel Jimenez Buendia to work with ARM based processors (Arduino Zero)

Maintenance and merging 2017 by Sara Damiano

based on the SoftwareSerial library (formerly NewSoftSerial), authored by: ladyada (http://ladyada.net) Mikal Hart (http://www.arduiniana.org) Paul Stoffregen (http://www.pjrc.com) Garrett Mace (http://www.macetech.com) Brett Hagman (http://www.roguerobotics.com/)

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA