这是我整理的SAEj1850的中文相关文档，对于正在学习通讯协议的同学们应该会有很大帮助，可以帮助节约不少时间。-This is my collation of the English SAEj1850 related documents, for being Student of the study protocol should be very helpful to help us save a lot of time.

Class B Data Communications Network Interface

SAEJ1850-1994 automotive communcations specification