Arduino CAN (ESP32 only)

An Arduino ESP32 library for sending and receiving data using CAN bus.

Compatible Hardware

• Espressif ESP32's built-in SJA1000 compatible CAN controller with an external 3.3V CAN transceiver

Espressif ESP32 wiring

Requires an external 3.3V CAN transceiver, such as a TI SN65HVD230.

CAN transceiver	ESP32
3V3	3V3
GND	GND
CTX	GPIO_5
CRX	GPIO_4

CTX and CRX pins can be changed by using CAN.setPins(rx, tx).

Installation

Using the Arduino IDE Library Manager

1. Choose Sketch -> Include Library -> Manage Libraries...
2. Type CAN into the search box.
3. Click the row to select the library.
4. Click the Install button to install the library.

Using Git

cd ~/Documents/Arduino/libraries/
git clone https://github.com/sandeepmistry/arduino-CAN CAN

API

See API.md.

Examples

See examples folder.

License

This library is licensed under the MIT Licence.