The Arduino UNO R4, released in two versions last year, supports the CAN bus in terms of hardware and software. In this article we look at some handy CAN modules, an experimental setup, and the basics ...

Hit the same issue, as above moving pinmode after attachinterrupt fixes this pullup issue, but means the activation of the pull-up (or down) can cause an interrupt.

Learn how to program Arduino with Python using PyFirmata. Step-by-step tutorial with code examples for controlling LEDs, sensors, servo motors & more. No C++ required - start today!