It all started with the fact that one friend changed his head unit to a full-fledged Android device. And I immediately wondered about the output of data from the BMW on-board computer to the radio screen through the i-bus app.

As the search for information has shown, the task is not entirely difficult. All you need is a special adapter that connects to the USB connector of the new radio and to the K-BUS data bus.

Most or purchase such adapters for a lot of money, someone collects on the knee from several modules with hanging wires. And someone will get worn out and do everything on one printed circuit board and even install it in the case. It will even make the board fit evenly along the body. This is the path I followed.

Continued at https://tehnopage.ru/ibus