Essential Resources
e30.dev - Website containing free information, manuals, diagrams and 3D models for E30’s
pazi88 (Pasi Kemppainen) - Pazi’s GitHub containing repositories for STM32, M4x/50/60 ECU files and more.
Home | Speeduino Manual - Speeduino Wiki outlining all core functionality.
https://www.e30zone.net/ - Fantastic resource containing useful information about everything E30.