Arduino Canbus Dashboard

From wikiluntti

Introduction

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Dashboard

CAN standards

A controller area network bus (CAN bus) is a vehicle bus standard.

  • Differential signaling
  • CRC

ECU Electronic Control Unit

CAN 2.0 (classical CAN)

  • eight bytes
  • a typical baud rate of 500 kbit/s
  • CAN2.0A, CAN2.0B,

CAN FD (releases 2012).

Some de facto standards for mechanical implementation: 9-pin D-sub type male connector

  • pin 2: CAN-Low (CAN−)
  • pin 3: GND (ground)
  • pin 7: CAN-High (CAN+)
  • pin 9: CAN V+ (power)

CAN and Arduino

Arduino shield

OBD2

On-Board Diagnostic protocols or the OBD2.

Canbus

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