Discover how to make a small Bluetooth-controlled car using Arduino with this step-by-step guide. This compact robot car ...
An ELM327 Bluetooth OBD-II reader is hooked up to the car, collecting data on speed and RPM. This data is passed to an ESP-32 and Teensy 3.5. From reading the code, it appears the Teensy is ...
In final form, a Bluetooth module and Arduino Pro Micro are stuffed inside ... changer input so that the option can easily be added to cars without changing over the basic head unit.