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SOC Meter for Nissan Leaf - AVR CAN Bus Interface

LeafCAN - SOC Meter for Nissan Leaf by Sam C. Lin [email protected] Software Copyright (c) 2012-2014 Sam C. Lin Eagle Files Copyright (c) 2012 Sam C. Lin and Chris Howell [email protected]

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


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


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.

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