LeafCAN - SOC Meter for Nissan Leaf
by Sam C. Lin <lincomatic@hotmail.com>
Software Copyright (c) 2012-2014 Sam C. Lin
Eagle Files Copyright (c) 2012 Sam C. Lin and Chris Howell <chris1howell83@gmail.com>

The files in this project free software; you can redistribute
and/or modify them under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

These files are 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 General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

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CANMonitor.sch - Eagle schematic for CAN bus monitor
LeafCAN.pde - AT90CAN128 Arduino sketch for Nissan Leaf SOC monitor
LeafCAN.hex - precompiled HEX file
flash.bat - MS batch file for setting fuses and flashing firmware

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For more information on this project, see my blog: http://blog.lincomatic.com/?tag=can-bus

Many thanks to the members of the MyNissanLeaf forum, especially garygid, for all the groundwork which led to this project.
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ChangeLog

20141030 SCL v2.01
- minor cleanup of CanBusInterface class

20131121 SCL v2.00
- added encoder stuff and rewrote w/ classes

20130321 SCL v1.3
- added Adafruit 16x2 OLED support - #define ADA_OLED

20121002 SCL v1.3
- added V2 hardware support
- added FIXED_FUEL_BARS option
- added SOCPCT_55B to show "true" SOC% from 55B message
  (when enabled, replaces amps in center of bottom line)

20120602 SCL v1.2
- added power consumption in KW to line 2 of display (battery pack volts * amps)
- added SHOW_KWH/SHOW_KW #defines, allowing users to revert to display style of v1.0 if desired

20120602 SCL v1.1
- added remaining KWh to display
- update display only once every 250ms to increase readability

v1.0 - initial release