ARM Architecture Reference Manual The purpose of this manual is to describe the ARM instruction set architecture, including its high code density Thumb® subset, and three of its standard coprocessor extensions: • The standard System

fms（车队管理系统）最新标准，基于j1939.(The Fleet Management Systems Interface (FMS) is a standard interface to vehicle data of commercial vehicles. The six European manufacturers Daimler AG, MAN AG, Scania, Volvo (including Renault), DAF Trucks and IVECO developed