This movie is a demo of the Arduino CAN-Bus shield. It is connected to a car via the OBDII port. The demo give a real time reading of RPM, road speed, engine temperature and throttle position. It uses the Microchip MCP2515 CAN controller with MCP2551 transceiver.
CAN-Bus Shield info:
There is a new version of the sketch at:
Post time: Sep-09-2017