ELM325 J1708 Interpreter Integrated Circuit

The ELM325 is an integrated circuit that was created by Elm Electronics for use with vehicle On Board Diagnostics (OBD) systems. It supports SAE J1587 and SAE J1922 protocol communications over a J1708 network (which is commonly used in heavy duty trucks and busses).

This book describes the product in detail, as well as offering background information and examples of how it might be used.